WO2015068883A1

WO2015068883A1 - Control device for image display apparatus and method therefor

Info

Publication number: WO2015068883A1
Application number: PCT/KR2013/010337
Authority: WO
Inventors: 박태진; 김금태; 서주현
Original assignee: 엘지전자 주식회사
Priority date: 2013-11-05
Filing date: 2013-11-14
Publication date: 2015-05-14
Also published as: KR20150051770A

Abstract

The present specification relates to a control device for an image display apparatus and a method therefor, which can raise the matching rate between each broadcast channel of the image display apparatus (e.g., television) and broadcast channel information of EPG (Advanced EPG). The control device for the image display apparatus according to embodiments disclosed in the present specification may comprise a control unit which detects a broadcast channel unmatched to broadcast channel information when broadcast channels and the broadcast channel information in electronic program guide (EPG) data are matched with each other, displays, on a display unit, the broadcast channel information list of the EPG data, which may be matched to the selected and unmatched broadcast channel, when the detected and unmatched broadcast channel is selected, and transmits selected first broadcast channel information to a server as the broadcast channel information which is matched to the unmatched broadcast channel when the first broad cast channel information is selected from the displayed broadcast channel information list.

Description

Control device and method of video display device

The present specification relates to a control device of a video display device and a method thereof.

The video display device includes both a device for receiving and displaying a broadcast, recording and playing a video, and a device for recording and playing audio. The video display device includes, for example, a television, a computer monitor, a projector, a tablet, and the like. As the functions of the video display device are diversified, in addition to broadcasting, playing a music or video file, a multimedia player has a complex function such as taking a picture or video, playing a game, and receiving a broadcast. Is implemented. A plurality of icons (contents) for executing an application program are displayed on the desktop (or standby screen) of the video display device. When the icon is selected, the application linked to the selected icon is executed.

The present specification provides an apparatus and method for controlling a video display device that can increase the matching rate of each broadcast channel of a video display device (for example, a television) and broadcast channel information of an EPG (Advanced EPG). have.

An apparatus for controlling a video display device according to embodiments disclosed herein includes: a tuner for searching broadcast channels; A display unit; When matching the searched broadcast channels with the broadcast channel information in the EPG data, the broadcast channel is mismatched with the broadcast channel information. When the detected mismatched broadcast channel is selected, the selected broadcast channel is selected. The display unit displays a broadcast channel information list of EPG data that can be matched to a non-matched broadcast channel, and if the first broadcast channel information is selected from the displayed broadcast channel information list, the selected first broadcast channel information. It may include a control unit for transmitting to the server as broadcast channel information matching the channel.

As an example related to the present specification, the controller is further configured to display the detected mismatched broadcast channel information on the display unit and to match the selected mismatched broadcast channel when the information on the displayed mismatched broadcast channel is selected. A broadcast channel information list of possible EPG data may be displayed on the display unit.

As an example related to the present specification, when the mismatched broadcast channel is selected, the controller is further configured to match broadcast channel information that is matched to the selected mismatched broadcast channel with a high degree of similarity with the selected mismatched broadcast channel. It may be aligned and displayed on the display unit.

As an example related to the present specification, the broadcast channel information list may be a list including one or more broadcast channel information in which a broadcast channel name or broadcast program programming information is matched with the selected unmatched broadcast channel.

As an example related to the present specification, the broadcast channel information list may be a list including one or more broadcast channel information including a broadcast channel name of the selected mismatched broadcast channel.

As an example related to the present specification, the controller is configured to set a broadcast channel name as the highest priority, and display broadcast channel information including the broadcast channel name as the highest priority in the broadcast channel information list from the broadcast channel information list. Can be.

As an example related to the present specification, when the mismatched broadcast channel is selected, the controller displays a broadcast channel information list of EPG data that is matchable to the selected mismatched broadcast channel on the display and simultaneously displays the selected ratio. The broadcast program corresponding to the matched broadcast channel is displayed on the display unit, and the broadcast program may include any one or more of a current broadcast channel name, a current broadcast program name, and current broadcast program schedule information.

As an example related to the present specification, the controller generates a message requesting to select broadcast channel information matching the selected unmatched broadcast channel from the broadcast channel information list of the EPG data, and sends the message on the broadcast program. Can be marked on.

As an example related to the present specification, the broadcast channel information list includes a plurality of broadcast channel information that is matched to the selected unmatched broadcast channel, wherein second broadcast channel information among the plurality of broadcast channel information is provided by a server. It may have an assigned priority.

As an example related to the present specification, when the second broadcast channel information having the priority is selected, the controller transmits the selected second broadcast channel information to the server as broadcast channel information matching the mismatched broadcast channel. The server may update the EPG data based on the selected second broadcast channel information, and transmit the updated EPG data to the video display device.

A control method of a video display device according to embodiments disclosed herein includes: searching for broadcast channels through a tuner; Detecting a broadcast channel mismatched with the broadcast channel information when matching the searched broadcast channels with broadcast channel information in EPG data; Displaying a broadcast channel information list of EPG data matchable to the selected mismatched broadcast channel on a display unit when the detected mismatched broadcast channel is selected; And when the first broadcast channel information is selected from the displayed broadcast channel information list, transmitting the selected first broadcast channel information to the server as broadcast channel information matching the mismatched broadcast channel.

An apparatus and method for controlling a video display device according to embodiments of the present invention can increase the matching rate of each broadcast channel of a video display device (for example, a television) and broadcast channel information of an advanced EPG (EPG). For example, an apparatus and method for controlling a video display device according to embodiments of the present invention may include broadcast channel information of an EPG (Advanced EPG) that is mismatched with a specific broadcast channel of a video display device (for example, a television). When present, the video display device (for example, television) is displayed by displaying a list of broadcast channel information that can be matched to the specific broadcast channel and matching any broadcast channel information selected from the broadcast channel information list to the specific broadcast channel. The matching rate of each broadcast channel of the broadcast channel information of the EPG (Advanced EPG) can be increased.

An apparatus and method for controlling a video display device according to embodiments of the present invention may increase the matching rate of each broadcast channel of a video display device (for example, a television) and broadcast channel information of an EPG (Advanced EPG). In addition, the user may quickly check broadcast channel information matching the unmatched broadcast channel. For example, an apparatus and method for controlling a video display device according to another embodiment of the present invention may include broadcast channel information of an EPG (Advanced EPG) that is mismatched with a specific broadcast channel of a video display device (for example, a television). When present, the user can quickly display broadcast channel information that is matched with the specific broadcast channel, and the broadcast channel information matching the unmatched broadcast channel based on the prioritized broadcast channel information. You can check it.

1 is a block diagram illustrating an image display device and an external input device according to the present invention.

FIG. 2 is a detailed block diagram illustrating the external input device illustrated in FIG. 1.

3 is a conceptual diagram illustrating an operation of an image display device and an external input device according to the present invention.

4 is a flowchart illustrating a control method of a video display device according to an embodiment of the present invention.

5 is an exemplary diagram illustrating information of a mismatched broadcast channel displayed on a display unit according to an embodiment of the present invention.

6 is an exemplary view illustrating a broadcast channel information list displayed on a display unit according to an embodiment of the present invention.

7 is a flowchart illustrating a method of controlling a video display device according to another embodiment of the present invention.

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present invention will be described with reference to the accompanying drawings so that those skilled in the art may easily implement the technical idea of the present invention. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. In the drawings, parts irrelevant to the description are omitted in order to clearly describe the present invention, and like reference numerals designate like parts throughout the specification.

In the present specification, an image display apparatus includes both an apparatus for receiving and displaying a broadcast, recording and reproducing a moving image, and an apparatus for recording and reproducing audio.

1 is a block diagram illustrating an image display apparatus 100 and an external input apparatus 200 according to the present invention. The video display device 100 includes a tuner 110, a demodulator 120, a signal input / output unit 130, an interface unit 140, a controller 150, a storage unit 160, a display unit (display unit) 170. ) And an audio output unit 180. The external input device 200 may be a separate device from the image display device 100 or may be included as a component of the image display device 100.

Referring to FIG. 1, the tuner 110 selects an RF broadcast signal corresponding to a channel selected by a user from a radio frequency (RF) broadcast signal received through an antenna, and converts the RF broadcast signal into an intermediate frequency signal or a baseband image. Convert to voice signal. For example, if the RF broadcast signal is a digital broadcast signal, the tuner 110 converts the RF broadcast signal into a digital IF signal (DIF). On the other hand, if the RF broadcast signal is an analog broadcast signal, the tuner 110 converts the RF broadcast signal into an analog baseband video / audio signal (CVBS / SIF). As such, the tuner 110 may be a hybrid tuner capable of processing digital broadcast signals and analog broadcast signals.

The digital IF signal DIF output from the tuner 110 is input to the demodulator 120, and the analog baseband video / audio signal CVBS / SIF output from the tuner 110 is input to the controller 160. Can be.

The tuner 120 may receive an RF broadcast signal of a single carrier according to an Advanced Television Systems Committee (ATSC) scheme or an RF broadcast signal of multiple carriers according to a digital video broadcasting (DVB) scheme.

Although one tuner 110 is shown in the figure, the present invention is not limited thereto, and the image display apparatus 100 may include a plurality of tuners, for example, first and second tuners. In this case, the first tuner may receive a first RF broadcast signal corresponding to a broadcast channel selected by a user, and the second tuner may sequentially or periodically receive a second RF broadcast signal corresponding to a previously stored broadcast channel. . The second tuner may convert the RF broadcast signal into a digital IF signal (DIF) or an analog baseband video / audio signal (CVBS / SIF) in the same manner as the first tuner.

The demodulator 120 receives the converted digital IF signal DIF from the tuner 110 and performs a demodulation operation.

If the digital IF signal DIF output from the tuner 110 is an ATSC scheme, the demodulator 120 performs 8-VSB (8-Vestigal Side Band) demodulation. 8-VSB (8-Vestigal Side Band) demodulation is a demodulation by the residual sideband modulation of single carrier amplitude modulation using the National Television System Committee (NTSC) frequency band. In this case, the demodulator 120 may perform channel decoding such as trellis decoding, de-interleaving, Reed Solomon decoding, and the like. To this end, the demodulator 120 may include a trellis decoder, a de-interleaver, a reed solomon decoder, and the like.

If the digital IF signal DIF output from the tuner 110 is a DVB scheme, the demodulator 120 performs coded orthogonal frequency division modulation (COFDMA) demodulation. In this case, the demodulator 120 may perform channel decoding such as convolutional decoding, deinterleaving, and Reed Solomon decoding. To this end, the demodulator 120 may include a convolution decoder, a deinterleaver and a Reed-Solomon decoder.

The demodulator 120 may output a stream signal TS after demodulation and channel decoding. In this case, the stream signal may be a signal multiplexed with a video signal, an audio signal, or a data signal. For example, the stream signal TS may be an MPEG-2 TS (Transprt Stream) multiplexed with an MPEG-2 standard video signal, a Dolby AC-3 standard audio signal, and the like. Here, the MPEG-2 TS may include a header of 4 bytes and a payload of 184 bytes.

As such, the signal output from the demodulator 120 may be input to the controller 170 to perform demultiplexing, image / audio signal processing, and the like.

The signal input / output unit 130 may be connected to an external device, for example, a DVD (Digital Veratile Disk), a Blu-ray (Blu ray), a game device, a camera, a camcorder, a computer (laptop), a set-top box, a mobile device, a smart phone, or the like. Wirelessly connected to perform signal input and output operations. To this end, it may include an A / V input / output unit for connecting to a wired network and a wireless communication unit for connecting to a wireless network.

A / V input / output part is Ethernet (Ethernet) terminal, USB terminal, CVBS (Composite Video Banking Sync) terminal, component terminal, S-video terminal (analog), DVI (Digital Visual Interface) terminal, HDMI (High Definition Multimedia Interface) terminal , MHL (Mobile High-definition Link) terminal, RGB terminal, D-SUB terminal, IEEE 1394 terminal, SPDIF terminal, a liquid (Liquid) HD terminal and the like. The digital signal input through these terminals may be transmitted to the controller 150. In this case, an analog signal input through the CVBS terminal and the S-video terminal may be converted into a digital signal through an analog-digital converter (not shown) and transmitted to the controller 150.

The wireless communication unit may perform a wireless internet connection. For example, the wireless communication unit performs wireless Internet access by using a wireless LAN (Wi-Fi), a wireless broadband (Wibro), a world interoperability for microwave access (Wimax), a high speed downlink packet access (HSDPA), or the like. can do. In addition, the wireless communication unit may perform near field communication with other electronic devices. For example, the wireless communication unit may perform short range wireless communication using Bluetooth, Radio Frequency Identification (RFID), infrared data association (IrDA), Ultra Wideband (UWB), ZigBee, and the like. have.

The signal input / output unit 130 may transmit and receive data with a corresponding web page through a wired / wireless network and transmit and receive data with a corresponding server. In addition, content or data provided by a content provider or a network operator, such as a movie, may be used. Content such as advertisements, games, VODs, broadcast signals, and related information. The signal input / output unit 130 may receive firmware update information and update files provided by a network operator through a wired / wireless network, and may select and receive a desired application from among applications that are open to the public. have.

The signal input / output unit 130 may transmit the video signal, the audio signal, and the data signal provided from the external device to the controller 150. In addition, the signal input / output unit 130 may transmit image signals, audio signals, and data signals of various media files stored in an external storage device such as a memory device or a hard disk to the controller 150. In addition, the signal input / output unit 130 may transmit the image signal, the audio signal, and the data signal processed by the controller 150 to the external device or another external device.

For example, the signal input / output unit 130 may be connected to a set-top box, for example, a set-top box for an IPTV (Internet Protocol TV) through at least one of the various terminals described above, to perform signal input and output operations. In addition, the signal input / output unit 130 may transmit the video signal, the audio signal, and the data signal processed by the set-top box for IPTV to the controller 150 to enable bidirectional communication, and transmit the signals processed by the controller 150. You can also pass it back to a set-top box for IPTV. Here, the IPTV may include ADSL-TV, VDSL-TV, FTTH-TV, etc. classified according to a transmission network, and may include TV over DSL, Video over DSL, TV over IP (TVIP), and Broadband TV (BTV). It may include, and may further include an Internet TV, a full browsing TV with Internet access.

The digital signal output from the signal input / output unit 130 may also include a stream signal TS. As described above, the stream signal TS may be a signal multiplexed with a video signal, an audio signal, and a data signal.

The interface unit 140 may transmit a signal input by the user to the controller 150, or may transmit a signal transmitted from the controller 150 to the user.

The interface unit 140 may transmit a user input signal input to a power key, a channel key, a volume key, a setting key, or the like to the controller 150. In addition, the interface unit 140 may be provided with a sensor unit (not shown) for sensing a user's gesture, a user's position, a touch, and the like. To this end, the sensor unit may include a touch sensor, a voice sensor, a position sensor, a motion sensor, a gyro sensor, and the like. In such a case, the interface unit 140 may transmit an input signal input from the sensor unit to the controller 150 or transmit a signal from the controller 150 to the sensor unit.

The interface unit 140 receives an input signal input by a user for power control, channel selection, screen setting, etc. from an external input device 200, for example, a spatial remote controller, or a signal processed by the controller 160. May be transmitted to the external input device 200. In this case, the interface unit 140 and the external input device 200 may be connected by wire or wirelessly.

In addition, the interface unit 140 may receive personal information from the external input device 200 and / or receive web server information that is being accessed through such personal information. For example, when the mobile terminal approaches the external input device 200 within a predetermined distance to perform near field communication (NFC), the external input device 200 may receive personal information stored in the mobile terminal. . Here, the personal information may be information necessary to log in to a predetermined account in order to access an electronic device or use a service.

The controller 150 controls the overall operation of the image display apparatus 100. Specifically, the controller 150 demultiplexes the stream signal TS received through the tuner 110, the demodulator 120, and / or the signal input / output unit 130, or processes the demultiplexed signals, A signal for video or audio output can be generated and output. For example, the controller 150 may control the tuner 110 to tune an RF broadcast signal corresponding to a channel selected by a user or a previously stored channel.

The image signal processed by the controller 150 may be transmitted to the display unit 170 to output an image corresponding to the sea image signal, and the audio signal processed by the controller 150 may be transmitted to the audio output unit 180. Can output sound. In addition, the image signal and / or audio signal processed by the controller 150 may be input to the output device of the external device through the signal input / output unit 130.

The controller 150 may demultiplex the stream signal TS, or generate and output a signal for video or audio output by processing the demultiplexed signals, although not shown in the drawing. The image processor may include an image processor, an on screen display (OSD) generator, an audio processor, a data processor, and a channel browsing processor.

The demultiplexer demultiplexes the input stream signal TS. The demultiplexing may demultiplex the MPEG-2 stream signal TS, for example, into a video signal, an audio signal, and a data signal, respectively. Here, the stream signal TS may be output from the tuner 110, the demodulator 120, and / or the signal input output 130 as described above.

The image processor (not shown) may perform image processing, for example, decoding of the demultiplexed image signal. More specifically, the image processing unit decodes an encoded video signal of MPEG-2 standard using an MPEG-2 decoder, and uses a digital multimedia broadcasting (DMB) method or a digital video broadcast- DVB using an H.264 decoder. The video signal of the H.264 standard can be decoded according to the handheld method. In addition, the image processor may process the image such that brightness, tint, color, etc. of the image signal are adjusted. Also, the image processor may scale the demultiplexed image signal to be output from the display unit 170. As described above, the image signal processed by the image processor may be transmitted to the display unit 170 or may be transmitted to an external output device (not shown) through an external output terminal.

The OSD generator (not shown) may generate an OSD signal according to a user input or itself. More specifically, the OSD generator may graphically display various information on the screen of the display unit 170 based on at least one of an image signal and a data signal or an input signal received from the external input device 200. You can create a signal for display in text or text. The generated OSD signal may include various data such as a user interface screen of the image display apparatus 100, various menu screens, widgets, icons, a pointer corresponding to a pointing signal transmitted from the external input apparatus 200, and the like. In addition, the generated OSD signal may include a 2D object or a 3D object.

The controller 150 may mix the OSD signal generated by the OSD generator and the decoded image signal processed by the image processor. The mixed image signal may change the frame rate of the image through a frame rate converter (FRC). The mixed video signal may be output by changing the format of the video signal through a formatter, separating the 2D video signal and the 3D video signal for 3D video display, or converting the 2D video signal into a 3D video signal. .

The speech processor (not shown) may perform a speech signal, for example, decoding on the demultiplexed speech signal. More specifically, the voice processing unit may decode the encoded voice signal of the MPEG-2 standard using the MPEG-2 decoder, and the MPEG 4 bit sliced arithmetic coding (BSAC) standard according to the DMB method using the MPEG 4 decoder. The encoded audio signal can be decoded, and the AAC decoder can decode the encoded audio signal of the AAC (Advanced Audio Codec) standard of MPEG 2 according to the satellite DMB method or the Digital Video Broadcast-Handheld (DVB-H) method. Can be. In addition, the voice processing unit may process a base, treble, volume control, and the like. The voice signal processed by the voice processor may be transmitted to the audio output unit 180, for example, a speaker, or may be transmitted to an external output device.

The data processor (not shown) may perform data processing, for example, decoding on the demultiplexed data signal. Here, the data signal may include EPG (Electronic Program Guide) information including broadcast information such as a start time and an end time of a broadcast program broadcast in each channel. The EPG information may include, for example, ATSC-PSIP (ATSC-Program and System Information Protocol) information in the ATSC scheme and DVB-Service Information (DVB-SI) in the DVB scheme. Here, the ATSC-PSIP information or the DVB-SI information may be included in the header (4 bytes) of the MPEG-2 stream signal TS.

The channel browsing processor (not shown) receives the stream signal TS output from the demodulator 120 or the stream signal TS output from the signal input / output unit 130, extracts an image therefrom, and generates a thumbnail image. Can be. The generated thumbnail image may be input as it is or encoded to the controller 150. In such a case, the controller 150 may display the thumbnail list including the plurality of thumbnail images on the display unit 170 using the input thumbnail image. In this case, the thumbnail image in the thumbnail list may be displayed in the entire area of the display unit 170 or may be displayed in a partial view of the display unit 170 in a simple view. In addition, the thumbnail images in the thumbnail list may be updated sequentially.

Meanwhile, the controller 150 may also perform signal processing on the analog baseband video / audio signal CVBS / SIF. For example, the analog baseband video / audio signal CVBS / SIF input to the controller 150 may be an analog baseband video / audio signal output from the tuner 110 or the signal input / output unit 130. The controller 150 processes the input analog baseband video / audio signal (CVBS / SIF), displays the processed video signal on the display unit 170, and processes the processed audio signal through the audio output unit ( 180) to control the output.

In addition, the controller 150 may control the operation of the image display apparatus 100 by a user command or an internal program input through the signal input / output unit 130 or the interface unit 140. More specifically, the controller 150 is received from the signal input and output unit 130 or the interface unit 140, the device information of the adjacent external device around the image display device 100, the channel information capable of remote control of other external devices, Based on the frequency information or the code information, it is determined whether or not each external device is connected according to the personal information from the external input device 200, and controls to display an object indicating that the external device is connected on the display 170. can do.

In addition, the controller 150 may display at least one object displayed on the display unit 170 as a 3D object. The object may be, for example, at least one of a connected web screen (newspaper, magazine, etc.), an electronic program guide (EPG), and various menus, widgets, icons, still images, videos, and text.

In addition, the controller 150 may gesture a user by combining or combining an image captured by a photographing unit (not shown), a detected signal from a sensing unit (not shown), or an input signal transmitted from the external input device 200. Can be detected.

In addition, the controller 150 may recognize the location of the user based on the image photographed from the photographing unit (not shown). For example, the distance (z-axis coordinate) between the user and the image display apparatus 100 may be determined, and in addition, the x-axis coordinate and the y-axis coordinate in the display unit 170 corresponding to the user position may be determined. .

The storage unit 160 may store a program for signal processing and control of the controller 150, and may store a program related to a predetermined broadcast channel through a channel memory function such as a video signal, an audio signal, a data signal, and a channel map which have been processed. Information can also be stored. The storage unit 160 may include a flash memory, a hard disk, a multimedia card micro type, a card type memory (for example, SD or XD memory), random access (RAM), and the like. memory (RAM), static random access memory (SRAM), read-only memory (ROM), electrically erasable programmable read-only memory (EEPROM), programmable read-only memory (PROM), magnetic memory, magnetic disk, optical disk At least one of the storage medium may include.

In addition, the storage 160 may store IR format key codes for controlling other external devices, and may store IR format key databases of a plurality of external devices.

The display unit (display unit) 170 may be an image signal, a data signal, an OSD signal processed by the controller 150, or an image signal, data signal, or control signal received from the signal input / output unit 130 or the interface unit 140. The driving signal is converted into an RGB signal to generate a driving signal, and through this, an image is output. The display unit 170 may include a plasma display panel (PDP), a liquid crystal display (LCD), a thin film transistor liquid crystal display (TFT-LCD), and an organic light emitting diode (Organic). Light Emitting Diode: OLED, flexible display, 3D display, e-ink display, etc. can be implemented in various forms.

For example, when the display unit 170 is a 3D display, the display unit 170 may be implemented by an additional display method or a single display method for viewing a 3D image. The independent display method may implement a 3D image by the display unit 170 alone without a separate display, for example, without glasses, for example, a lenticular method, a parallax barrier, or the like. This can be applied. In addition, the additional display method may implement a 3D image using a 3D viewing device in addition to the display unit 170. For example, a method such as a head mounted display (HND) type or a glasses type may be applied.

In addition, when the display unit 170 is implemented as a touch screen with a touch sensor, the display unit 170 may also function as an input device.

The touch sensor may be configured to convert a change in pressure applied to a specific portion of the display unit 170 or capacitance generated at a specific portion of the display unit 170 into an electrical input signal. The touch sensor may be configured to detect not only the position and area where the touch object is touched on the touch sensor but also the pressure at the touch. Here, the touch object is an object applying a touch to the touch sensor and may be, for example, a finger, a touch pen or a stylus pen, a pointer, or the like. If there is a touch input to the touch sensor, the corresponding signal (s) is sent to the touch controller. The touch controller processes the signal (s) and then transmits the corresponding data to the controller. As a result, the controller 150 may determine which area of the display unit 170 is touched.

The audio output unit 180 receives a voice signal processed by the controller 150, for example, a stereo signal or a 5.1 channel signal, and outputs a sound corresponding thereto. To this end, the audio output unit 180 may be implemented as various types of speakers.

The image display apparatus 100 may include a photographing unit (not shown) for photographing a user. The photographing unit may be implemented by one camera, but is not limited thereto and may be implemented by a plurality of cameras. The image information photographed by the photographing unit may be input to the controller 150, and accordingly, the controller 150 may detect a user's gesture based on the photographed image.

In addition, the image display apparatus 100 may include an image communication unit (not shown) including a microphone (not shown) in addition to the photographing unit (not shown). The controller 150 may signal-process the image information captured by the photographing unit and the audio information collected by the microphone and transmit the signal to the video communication device of the other party through the signal input / output unit 130 or the interface 140.

The power supply unit (not shown) supplies the corresponding power throughout the image display apparatus 100. In particular, power may be supplied to the controller 150, which may be implemented in the form of a System On Chip (SOC), a display unit 170 for displaying an image, and an audio output unit 180 for audio output. Can be.

To this end, the power supply unit (not shown) may include a converter (not shown) for converting AC power into DC power. On the other hand, for example, when the display unit 170 is implemented as a liquid crystal panel having a plurality of backlight lamps, the inverter further includes an inverter (not shown) capable of PWM operation in order to drive the variable brightness or dimming (dimming) You may.

The external input device 200 is connected to the interface unit 140 by wire or wirelessly, and transmits an input signal generated according to a user input to the interface unit 140. The external input device 200 may include a remote controller (eg, a spatial remote controller), a mouse, a keyboard, a wheel, and the like. The remote controller may transmit the input signal to the interface unit 140 through Bluetooth, RF communication, infrared communication (IR communication), UWB (Ultra Wideband), ZigBee (ZigBee) scheme, and the like. In particular, when the external input device 200 is implemented as a spatial remote controller, an input signal may be generated by detecting an operation of the main body.

The image display apparatus 100 may be implemented as a fixed digital broadcast receiver or a mobile digital broadcast receiver.

When the video display device 100 is implemented as a fixed digital broadcast receiver, ATSC (8-VSB) digital broadcasting using a single carrier and terrestrial DVB-T method using a plurality of carriers (COFDM) Can be implemented to receive at least one of the digital broadcasting of the ISDB-T method (BST-OFDM method) to enable different broadcasting channels according to the user's authority.

When the image display device 100 is implemented as a mobile digital broadcast receiver, terrestrial DMB digital broadcasting, satellite DMB digital broadcasting, ATSC-M / H digital broadcasting, DVB-H (Digital Video Broadcast-Handheld) ) Can be implemented to receive at least one of the digital broadcast of the media method, the digital broadcast of the Media Flow Link Only method.

The image display apparatus 100 may also be implemented as a digital broadcast receiver for cable, satellite communication, and IPTV.

In addition, the image display apparatus 100 described above may be applied to a mobile terminal. The mobile terminal includes a mobile phone, a smart phone, a laptop computer, a digital broadcasting terminal, a personal digital assistant (PDA), a portable multimedia player (PMP), navigation, a slate PC, a tablet PC ( tablet PC), ultrabook, and the like.

When the video display device is used as a mobile terminal, a wireless communication unit may be further added in addition to the above configuration. The wireless communication unit enables wireless communication between the mobile terminal and the wireless communication system or between the mobile terminal and the network in which the mobile terminal is located.

To this end, the wireless communication unit may include at least one of a broadcast receiving module, a mobile communication module, a wireless internet module, a short range communication module, and a location information module.

The broadcast reception module may receive a broadcast signal and / or broadcast related information from a broadcast management server through a broadcast channel.

Here, the broadcast channel may include a satellite channel, a terrestrial channel, and the like. In addition, the broadcast management server may refer to a server that generates and transmits a broadcast signal and / or broadcast related information or a server that receives a previously generated broadcast signal and / or broadcast related information and transmits the same to a terminal. In addition, the broadcast signal may include not only a TV broadcast signal, a radio broadcast signal, and a data broadcast signal, but also a broadcast signal having a data broadcast signal combined with a TV broadcast signal or a radio broadcast signal. .

Here, the broadcast associated information may mean information related to a broadcast channel, a broadcast program or a broadcast service provider, and such broadcast related information may be provided through a mobile communication network. In addition, broadcast related information may exist in various forms. For example, it may exist in the form of Electronic Program Guide (EPG) of Digital Multimedia Broadcasting (DMB) or Electronic Service Guide (ESG) of Digital Video Broadcast-Handheld (DVB-H).

The broadcast receiving module may include, for example, Digital Multimedia Broadcasting-Terrestrial (DMB-T), Digital Multimedia Broadcasting-Satellite (DMB-S), Media Forward Link Only (MediaFLO), and Digital Video Broadcast-Handheld (DVB-H). , Convergence of Broadcasting and Mobile Service (DVB-CBMS), Open Mobile Alliance-BroadCAST (OMA-BCAST), China Multimedia Mobile Broadcasting (CMMB), Mobile Broadcasting Business Management System (MBBMS), Integrated Services Digital Broadcast- ISDB-T Terrestrial) can be used to receive a digital broadcast signal. Of course, the broadcast receiving module may be configured to be suitable for other broadcast systems as well as the above-described digital broadcast system.

The broadcast signal and / or broadcast related information received through the broadcast receiving module may be stored in a memory.

The mobile communication module transmits and receives a radio signal with at least one of a base station, an external terminal, and a server on a mobile communication network. The wireless signal may include various types of data according to transmission and reception of a voice call signal, a video call call signal, or a text / multimedia message.

The mobile communication module is configured to implement a video call mode and a voice call mode. The video call mode refers to a state of making a call while viewing the other party's video, and the voice call mode refers to a state of making a call without viewing the other party's image. The mobile communication module is configured to transmit and receive at least one of audio and video to implement a video call mode and a voice call mode.

The wireless internet module is a module for wireless internet access and may be embedded or external to the mobile terminal. Wireless Internet technologies include Wireless LAN (WLAN), Wireless Fidelity (WiFi) Direct, Digital Living Network Alliance (DLNA), Wireless broadband (Wibro), World Interoperability for Microwave Access (Wimax), High Speed Downlink Packet Access (HSDPA), GSM, CDMA, WCDMA, Long Term Evolution (LTE) and the like can be used.

The short range communication module refers to a module for short range communication. Short range communication technology enables Bluetooth, Radio Frequency Identification (RFID), Infrared Data Association (IrDA), Ultra Wideband (UWB), ZigBee, Near Field Communication (NFC), Wi-Fi Direct And the like can be used.

The location information module is a module for acquiring a location of a mobile terminal, and a representative example thereof is a global position system (GPS) module or a wireless fidelity (WiFi) module.

FIG. 2 is a block diagram illustrating in detail the external input device 200 shown in FIG. 1. The external input device 200 includes a wireless communication unit 210, a user input unit 220, a detection unit 230, an output unit 240, a power supply unit 250, a storage unit 260, and a control unit 270. It can be made, including.

Referring to FIG. 2, the wireless communication unit 210 transmits a signal to the image display apparatus 100 or receives a signal from the image display apparatus 100. To this end, the wireless communication unit 210 may include an RF module 211 and an IR module 212. The RF module 211 is connected to the interface unit 140 of the image display device 100 according to the RF communication standard, and transmits and receives a signal, and the IR module 212 interfaces of the image display device 100 according to the IR communication standard. The unit 140 may transmit and receive a signal. For example, the wireless communication unit 210 may transmit a signal including information such as movement of the external input device 200 to the image display apparatus 100 through the RF module 211.

On the other hand, the external input device 200 further includes an NFC module (not shown) for short-range magnetic field communication with an external device, and is connected to a predetermined external device by short-range magnetic field communication by personal information or personal information. The server information may be received, and the received information may be transmitted to the image display apparatus 100 through the RF module 211 or the IR module 212.

In addition, the external input device 200 may interface with the image display device 100 using Bluetooth, infrared (IR) communication, ultra wideband (UWB), ZigBee, near field communication (NFC), or the like. A signal may be sent to 140.

The external input device 200 may receive an image, audio, or data signal output from the interface unit 140 of the image display device 100. In addition, the external input apparatus 200 may display or output the audio on the external input apparatus 200 based on the received image, audio, or data signal.

In addition, the external input device 200 may receive device information of another external device, channel information for enabling remote control of another external device, frequency information or code information, and the like from a neighboring external device nearby. Based on the information, remote control may be performed by allocating a channel, a frequency, or a code to the corresponding external device.

The user input unit 220 may be provided as, for example, a keypad, a key button, a touch screen, a scroll key, a jog key, or the like. The user may input a control command related to the image display apparatus 100 by manipulating the user input unit 220. For example, the control command may be input by the user through a push operation of a hard key button of the user input unit 200. In addition, the command may be input, for example, when the user input unit 220 includes a touch screen, by the user touching a soft key of the touch screen.

The user input unit 220 may include, for example, an ok key, a menu key, a four-way key, a channel control key, a volume control key, a back key, a home key, and the like. have. An OK key (not shown) may be used to select a menu or item, and a menu key (not shown) may be used to display a predetermined menu. In addition, the four-way key (not shown) may be used to move the pointer or indicator displayed on the display unit 170 of the image display apparatus 100 up, down, left, or right. In addition, the channel adjustment key (not shown) may be used to adjust the channel up and down, and the volume adjustment key (not shown) may be used to adjust the volume up and down. In addition, a back key (not shown) may be used when moving to a previous screen, and a home key (not shown) may be used when moving to a home screen.

The confirmation key may be implemented by adding a scroll function. To this end, the confirmation key may be implemented in the form of a wheel key. That is, when the user pushes the confirmation key up / down or left / right, it can be used as a menu or item selection. When the user rotates the provided wheel up / down, the image display device in a direction corresponding to the rotation of the wheel The screen output to the display unit 170 of FIG. 100 may be scrolled or switched to the next list page. For example, when only a part of the screen to be output is displayed on the display unit 170, when the wheel of the confirmation key is scrolled to search for the desired part of the screen, the screen that is not currently output to the display unit 170 The area may be output to the display unit 170. As another example, when the list page is displayed on the display unit 170, when the wheel of the confirmation key is scrolled, the previous page or the next page of the current page displayed on the display unit 170 may be displayed.

In addition, the scroll function of the confirmation key may be implemented as a separate key.

The detector 230 may include a gyro sensor 231 and an acceleration sensor 232. The gyro sensor 231 may detect the spatial movement of the external input device 200 based on the x, y, and z axes. The acceleration sensor 232 may detect a moving speed of the external input device 200 and the like.

In addition, the sensing unit 230 may further include a distance measuring sensor, whereby the distance to the display unit 170 may be detected.

The output unit 240 outputs information corresponding to the operation of the user input unit 220 and information corresponding to the transmission signal of the image display apparatus 100. The user may recognize an operation state of the user input unit 220 or a control state of the image display apparatus 100 through the output unit 240. The output unit 240 outputs the LED module 241 that is turned on, the vibration module 242 that generates the vibration, and the sound in response to an operation of the user input unit 220 or a signal transmitted and received through the wireless communication unit 210. A sound output module 243 and a display module 244 for outputting an image may be provided.

The power supply unit 250 supplies power to various electronic elements of the external input device 200. The power supply unit 250 may reduce the waste of power by stopping the power supply when the external input device 200 does not move for a predetermined time, and supply power when a predetermined key of the external input device 200 is operated. Can be resumed.

The storage unit 260 may store various programs, applications, and frequency band information related to the control or operation of the external input device 200. In addition, the storage unit 260 may store IR format key codes for controlling other external devices with an IR signal, and may store IR format key databases of a plurality of external devices.

The controller 270 generally controls the general matters related to the control of the external input device 200. The controller 270 may transmit a signal corresponding to a predetermined key manipulation of the user input unit 220 to the image display apparatus 100 through the communication unit 210. In addition, the controller 270 may transmit a signal corresponding to the movement of the external input device 200 sensed by the detector 230 to the image display device 100 through the wireless communication unit 210. 100 may calculate a coordinate value of a pointer corresponding to the movement of the external input device 200.

3 is a conceptual diagram illustrating the mutual operation of the image display apparatus 100 and the external input apparatus 200 according to the present invention. Here, a TV receiver is illustrated as an example of the image display apparatus 100 and a spatial remote controller is illustrated as an example of the external input apparatus 200 for the purpose of explanation.

Referring to FIG. 3, the external input device 200 may transmit / receive a signal with the image display device 100 according to an RF communication standard. The control menu may be displayed on the screen of the image display apparatus 100 according to a control signal of the external input apparatus 200. To this end, the external input device 200 may be provided with a plurality of buttons and may generate an external input signal according to a user's button manipulation. In addition, the external input device 200 may transmit the information about the movement in the 3D space of the external input device 200 detected by the sensing unit to the image display device 100.

In FIG. 3, in response to the user moving or rotating the external input device 200 up / down, left / right, forward / backward, the screen of the image display device 100 may be moved by the movement of the external input device 200. The corresponding pointer 101 is displayed. The external input apparatus 200 may be referred to as a spatial remote controller since the corresponding pointer 101 is moved and displayed on the screen of the image display apparatus 100 according to the movement in 3D space.

Information about the movement of the external input device 200 detected through the sensing unit of the external input device 200 is transmitted to the image display device 100. Then, the image display apparatus 100 may calculate the X and Y coordinates of the pointer from the information about the movement of the external input apparatus 200. The image display apparatus 100 may display a pointer 101 corresponding to the calculated coordinates.

Meanwhile, when the user moves the external input device 200 away from the screen of the image display device 100 while pressing a specific button provided in the external input device 200, the user corresponds to the pointer 101 displayed on the screen. The selected area in the screen can be zoomed in (zoom out) and displayed (zoom in). On the contrary, when the user moves the external input device 200 to be closer to the screen of the image display apparatus 100, the selection area in the screen corresponding to the pointer 101 displayed on the screen is zoomed out (zoom in), and then reduced (expanded). ) Can be displayed.

On the other hand, while pressing a specific button provided in the external input device 200, recognition of the up / down, left / right movement of the external input device 200 can be excluded. That is, when the external input device 200 moves away from or near the screen of the image display device 100, the up, down, left, and right movements are not recognized, and only the front / rear movements may be recognized.

In addition, the moving speed, the moving direction, and the screen scrolling speed according to the movement of the pointer 101 displayed on the screen of the image display apparatus 100 may be determined according to the moving speed and / or the moving direction of the external input device 200. have. Here, the pointer 101 may be formed in the shape of an object of various shapes, for example, a point, a cursor, a prompt, an outline, etc. in addition to the arrow shape shown in FIG. 3.

In an embodiment according to the present invention, one area of the display unit 170 of the image display apparatus 100 displays at least one object activated by a pointing signal, and the controller 150 displays the interface unit 140. Through the external input device 200, for example, receives a pointing signal from the spatial remote control. As described above, when the pointer displayed on the display unit 170 moves within the first region in which the object is not displayed, the controller 150 controls the pointer to move at the first movement speed. In addition, when the pointer displayed on the display unit 170 moves in the second area in which the object is displayed according to the received pointing signal, the controller 150 controls to move at a second moving speed slower than the first moving speed.

Accordingly, when selecting an object (eg, a key) displayed on the image display apparatus 100 by using a pointing signal transmitted from the external input device 200, when the pointer enters the area where the object is displayed, the moving speed becomes slow. It is possible to provide an environment in which the control desired by the user (eg, object selection) is precisely performed by preventing the object from easily leaving the displayed area.

Hereinafter, a control apparatus and method of a video display device that can increase the matching rate of each broadcast channel of a video display device (for example, a television) and broadcast channel information of an EPG (Advanced EPG) will be described.

First, the controller 150 determines (determines) whether a signal for requesting to detect (search) a broadcast channel that can be received by an image display device (eg, a television) is received. For example, the controller 150 determines (determines) whether a signal for requesting to detect (search) a broadcast channel that can be received by an image display device (eg, a television) is received from the external input device 200. )do.

When the control unit 150 receives a signal requesting to detect (search) a broadcast channel receivable by an image display device (eg, a television), the controller 150 detects the receiveable broadcast channels through the tuner 110 ( Search) (S11). Here, the specific broadcast channel may not be detected (searched) when the received signal of the specific broadcast channel is less than the reference value. The controller 150 detects broadcast channels having a signal strength corresponding to the reference value or more.

The controller 150 not only detects the broadcast channels but also receives Electronic Program Guide (EPG) data from a broadcast station or a server. The EPG data includes a broadcast channel number, a broadcast channel name, broadcast program organization information, and the like. The broadcast program schedule information includes a broadcast time (broadcast schedule information) of a broadcast program, a broadcast program name, summary information or detailed information of a broadcast program, and the like.

The controller 150 matches the detected broadcast channels with broadcast channel information in the EPG data (S12). For example, the controller 150 compares the detected broadcast channel with broadcast channel information in the EPG data by comparing the broadcast channel name, broadcast channel identification information, broadcast channel information of the EPG data, and the like. Since the method itself for matching the detected broadcast channel with the broadcast channel information in the EPG data by comparing the broadcast channel name, the broadcast channel identification information, the broadcast channel information of the EPG data, etc. is already known, a detailed description thereof Is omitted. On the other hand, when a broadcaster's broadcast channel is transmitted by various network operators, it is not possible to know what broadcast channel information is transmitted and thus some of the detected broadcast channel and some of the broadcast channel information in the EPG data may be mismatched. It may be. In particular, in the case of terrestrial broadcasting, it is retransmitted by terrestrial network companies for each region. At this time, it is not known which broadcasting channel identification information or broadcasting channel name. It is difficult to obtain broadcasting channel identification information and broadcasting channel name by contacting terrestrial network companies of each region.

The controller 150 determines whether a mismatched broadcast channel is detected when matching the detected broadcast channels with broadcast channel information in the EPG data (S13). For example, the controller 150 compares the broadcast channel name, the broadcast channel identification information, the broadcast channel information of the EPG data, and the like to match the detected broadcast channel with the broadcast channel information in the EPG data. The broadcast channel information of the EPG data and the mismatched broadcast channel are detected.

The controller 150 displays the detected mismatched broadcast channel information on the display unit 170 (S14).

As shown in FIG. 5, the controller 150 displays the detected mismatched broadcast channel information 5-4 on the display unit 170. The detected mismatched broadcast channel information may include a broadcast channel number 5-1, a broadcast channel name 5-2, broadcast program organization information 5-3, and the like. The broadcast program organization information includes a broadcast time of a broadcast program, a broadcast program name, summary information or detailed information of a broadcast program, and the like.

The controller 150 determines whether information 5-4 of the mismatched broadcast channel displayed on the display unit 170 is selected by the user (S15). For example, the controller 150 determines (determines) whether a signal for selecting information 5-4 of the mismatched broadcast channel displayed on the display unit 170 is received from the external input device 200. do.

When the information 5-4 of the mismatched broadcast channel displayed on the display unit 170 is selected by the user, the controller 150 selects a broadcast channel information list of EPG data that is matchable to the selected mismatched broadcast channel. It is displayed on the display unit 170 (S16).

The broadcast channel information list of the matchable EPG data is not exactly matched with the selected unmatched broadcast channel, but partial information (for example, broadcast channel names BBC1-London, BBC1-South) is selected for the unmatched broadcast channel. , BBC1-North, etc.) or broadcast program organization information, etc.) may be a list including one or more broadcast channel information that matches (similarly). The controller 150 sets the broadcast channel name as the highest priority among some pieces of information (eg, broadcast channel names (BBC1-London, BBC1-South, BBC1-North, etc.) that match the selected unmatched broadcast channel. And among the pieces of information matched with the selected unmatched broadcast channel (eg, BBC1), broadcast channel information including the broadcast channel name BBC1, such as BBC1-London, BBC1-South, BBC1-North, and the like. It can be displayed as the highest priority in the broadcast channel information list.

One or more broadcasts in which some information (for example, broadcast channel names (BBC1-London, BBC1-South, BBC1-North, etc.) or broadcast program programming information, etc.) matches (similar to) the selected unmatched broadcast channel. The channel information may be local broadcast channel information.

As shown in FIG. 6, when the information 5-4 of the unmatched broadcast channel displayed on the display unit 170 is selected by the user, the controller 150 may match the selected unmatched broadcast channel. The broadcast channel information list of EPG data is displayed on the display unit 170. The broadcast channel information list of EPG data matchable to the selected unmatched broadcast channel may include a broadcast channel name 6-1, broadcast program organization information 6-2, and the like.

When the information 5-4 of the mismatched broadcast channel displayed on the display unit 170 is selected by the user, the controller 150 displays a broadcast channel information list of EPG data that can be matched to the selected mismatched broadcast channel. 6-3) is displayed on the display unit 170, and a broadcast program 6-5 corresponding to an unmatched broadcast channel selected by the user is displayed on the display unit 170. Accordingly, the user can view the broadcast channel information list 6-3 of the EPG data simultaneously with the broadcast program 6-5 corresponding to the selected mismatched broadcast channel. In addition, the user may select current broadcast program information (eg, current broadcast channel name (BBC broadcast), current broadcast program name (NEWS 24), and the like) displayed on the broadcast program 6-5 corresponding to the selected unmatched broadcast channel. A broadcast channel matching the current broadcast program information 6-6 from the broadcast channel information list 6-3 of the EPG data by checking current broadcast time information (16:54), etc.) 6-6. Information 6-4 can be easily found.

When the information 5-4 of the unmatched broadcast channel displayed on the display unit 170 is selected by the user, the controller 150 selects the unmatched broadcast channel information that is matched to the selected unmatched broadcast channel. The display unit 170 may be arranged in the order of high similarity with the broadcast channel.

The controller 150 determines which one (for example, 6-4) is selected by the user from the broadcast channel information list 6-3 of the EPG data (S17). For example, the user may select current broadcast program information (eg, current broadcast channel name (BBC broadcast), current broadcast program name (NEWS 24) displayed on the broadcast program 6-5 corresponding to the selected unmatched broadcast channel. 6-6) to match the current broadcast program information 6-6 from the broadcast channel information list 6-3 of the EPG data. The broadcast channel information 6-4 can be easily selected.

The controller 150 generates a message requesting to select broadcast channel information matching the selected unmatched broadcast channel from the broadcast channel information list 6-3 of the EPG data, and sends the message to the broadcast program 6. -5) may be displayed.

The controller 150 selects one of the selected broadcast channel information 6-4 when any one (for example, 6-4) is selected by the user from the broadcast channel information list 6-3 of the EPG data. ) Is transmitted to the server as information matching the selected unmatched broadcast channel (S18). The controller 150 transmits the information on the selected unmatched broadcast channel (for example, broadcast channel number) and the selected broadcast channel information 6-4 together to the server. The server may be a server for transmitting the EPF data, and is based on the information about the selected unmatched broadcast channel (for example, a broadcast channel number) and the selected broadcast channel information 6-4. The selected mismatched broadcast channel and the selected broadcast channel information 6-4 are matched to update the EPF data, and the updated EPG data is transmitted to the controller 150. Accordingly, the server receives the updated information about the mismatched broadcast channel (for example, a broadcast channel number) and the broadcast channel information 6-4 from any one or some of the plurality of users and updates the received information. By transmitting the EPG data to the plurality of video display apparatuses 100, the remaining users except for any one or some of the plurality of users are broadcast channels in which all the broadcasting channel information of the EPG data is matched without the mismatched broadcasting channel. You can watch them conveniently and easily.

Accordingly, the apparatus and method for controlling a video display device according to an embodiment of the present invention can increase the matching rate of each broadcast channel of the video display device (for example, television) and the broadcast channel information of the EPG (Advanced EPG). have. For example, an apparatus and method for controlling a video display device according to an embodiment of the present invention may include broadcast channel information of an EPG (Advanced EPG) that is mismatched with a specific broadcast channel of a video display device (for example, a television). When present, the video display device (for example, television) is displayed by displaying a list of broadcast channel information that can be matched to the specific broadcast channel and matching any broadcast channel information selected from the broadcast channel information list to the specific broadcast channel. The matching rate of each broadcast channel of the broadcast channel information of the EPG (Advanced EPG) can be increased.

When the control unit 150 receives a signal requesting to detect (search) a broadcast channel receivable by an image display device (eg, a television), the controller 150 detects the receiveable broadcast channels through the tuner 110 ( Search). Here, the specific broadcast channel may not be detected (searched) when the received signal of the specific broadcast channel is less than the reference value. The controller 150 detects broadcast channels having a signal strength corresponding to the reference value or more.

The controller 150 matches the detected broadcast channels with broadcast channel information in the EPG data. For example, the controller 150 compares the detected broadcast channel with broadcast channel information in the EPG data by comparing the broadcast channel name, broadcast channel identification information, broadcast channel information of the EPG data, and the like.

The controller 150 determines whether a mismatched broadcast channel is detected when matching the detected broadcast channels with broadcast channel information in the EPG data (S21). For example, the controller 150 compares the broadcast channel name, the broadcast channel identification information, the broadcast channel information of the EPG data, and the like to match the detected broadcast channel with the broadcast channel information in the EPG data. The broadcast channel information of the EPG data and the mismatched broadcast channel are detected.

The controller 150 displays the detected mismatched broadcast channel information on the display unit 170 (S22). The detected mismatched broadcast channel information may include a broadcast channel number 5-1, a broadcast channel name 5-2, broadcast program organization information 5-3, and the like. The broadcast program organization information includes a broadcast time of a broadcast program, a broadcast program name, summary information or detailed information of a broadcast program, and the like.

The controller 150 determines whether the information 5-4 of the mismatched broadcast channel displayed on the display unit 170 is selected by the user (S23). For example, the controller 150 determines (determines) whether a signal for selecting information 5-4 of the mismatched broadcast channel displayed on the display unit 170 is received from the external input device 200. do.

The controller 150 includes a plurality of broadcast channel information that can be matched to the selected unmatched broadcast channel when the information 5-4 of the unmatched broadcast channel displayed on the display unit 170 is selected by the user. The broadcast channel information list is displayed on the display unit 170 (S24). The broadcast channel information list including the plurality of broadcast channel information is included in the EPG data and received from the server, and the server is broadcast channel information 6-4 selected by a user in the embodiment of the present invention. Is assigned priority as broadcast channel information that can be matched to the unmatched broadcast channel, and the broadcast channel information to which the priority is given is included in the broadcast channel information list.

The server may arrange a plurality of broadcast channel information that can be matched with the selected unmatched broadcast channel in the order selected by the users, and provide the broadcast channel information to the broadcast channel information list. In this case, the controller 150 may display the broadcast channel information list including the plurality of broadcast channel information arranged in the order most selected by the users on the display unit 170.

The controller 150 determines whether the broadcast channel information to which the priority is assigned is selected by the user from the broadcast channel information list 6-3 of the EPG data (S25). For example, the user may select current broadcast program information (eg, current broadcast channel name (BBC broadcast), current broadcast program name (NEWS 24) displayed on the broadcast program 6-5 corresponding to the selected unmatched broadcast channel. ), The current broadcast time information (16:54), etc.) (6-6), so that the broadcast channel information (current broadcast program) given the priority from the broadcast channel information list 6-3 of the EPG data Broadcast channel information 6-4 matching the information 6-6) can be quickly selected.

The control unit 150 broadcast channel information 6-4 matching the prioritized broadcast channel information (current broadcast program information 6-6) from the broadcast channel information list 6-3 of the EPG data. Is selected by the user, the broadcast channel information 6-4 to which the selected priority is given is transmitted to the server as information matching with the selected unmatched broadcast channel (S26).

The server updates the EPF data by matching the selected unmatched broadcast channel with the prioritized broadcast channel information 6-4 and transmits the updated EPG data to the controller 150. . Accordingly, the server may provide information about the mismatched broadcast channel (eg, broadcast channel number) received from some users (eg, 10-20 users) having a higher reliability than one among a plurality of users. After updating the EPF data based on the broadcast channel information 6-4 and transmitting the updated EPG data to the plurality of video display apparatuses 100, the remaining users except for some of the users are excluded. Without the mismatched broadcast channel, it is possible to conveniently and easily view broadcast channels in which all broadcast channel information of the EPG data is matched.

Accordingly, the apparatus and method for controlling a video display device according to another embodiment of the present invention can increase the matching rate of each broadcast channel of the video display device (for example, television) and the broadcast channel information of the EPG (Advanced EPG). In addition, the user may quickly check broadcast channel information matching the unmatched broadcast channel. For example, an apparatus and method for controlling a video display device according to another embodiment of the present invention may include broadcast channel information of an EPG (Advanced EPG) that is mismatched with a specific broadcast channel of a video display device (for example, a television). When present, the user can quickly display broadcast channel information that is matched with the specific broadcast channel, and the broadcast channel information matching the unmatched broadcast channel based on the prioritized broadcast channel information. You can check it.

As described above, the control apparatus and method of the video display device according to the embodiments of the present invention, the broadcast channel information of each broadcast channel and the EPG (Advanced EPG) of the video display device (for example, television) Matching rate can be increased. For example, an apparatus and method for controlling a video display device according to an embodiment of the present invention may include broadcast channel information of an EPG (Advanced EPG) that is mismatched with a specific broadcast channel of a video display device (for example, a television). When present, the video display device (for example, television) is displayed by displaying a list of broadcast channel information that can be matched to the specific broadcast channel and matching any broadcast channel information selected from the broadcast channel information list to the specific broadcast channel. The matching rate of each broadcast channel of the broadcast channel information of the EPG (Advanced EPG) can be increased.

Those skilled in the art will appreciate that various modifications and variations can be made without departing from the essential features of the present invention. Therefore, the embodiments disclosed in the present invention are not intended to limit the technical idea of the present invention but to describe the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The protection scope of the present invention should be interpreted by the following claims, and all technical ideas within the equivalent scope should be interpreted as being included in the scope of the present invention.

Claims

A tuner for searching for broadcast channels;

A display unit;

Detecting a broadcast channel mismatched with the broadcast channel information when matching the searched broadcast channels with broadcast channel information in EPG data,

If the detected mismatched broadcast channel is selected, a broadcast channel information list of EPG data matchable to the selected mismatched broadcast channel is displayed on the display unit.

And a controller for transmitting the selected first broadcast channel information to the server as broadcast channel information matched with the mismatched broadcast channel when the first broadcast channel information is selected from the displayed broadcast channel information list. Control device of the appliance.
The method of claim 1, wherein the control unit,

Information on the detected mismatched broadcast channel is displayed on the display unit;

And when the information on the displayed mismatched broadcast channel is selected, displaying a broadcast channel information list of EPG data matchable to the selected mismatched broadcast channel on the display unit.
The method of claim 1, wherein the control unit,

When the mismatched broadcast channel is selected, the broadcast channel information that is matched to the selected mismatched broadcast channel is arranged in the order of high similarity with the selected mismatched broadcast channel and displayed on the display unit. Control device of display device.
The method of claim 1, wherein the broadcast channel information list,

And a list including one or more broadcast channel information in which a broadcast channel name or broadcast program programming information is matched with the selected unmatched broadcast channel.
The method of claim 1, wherein the broadcast channel information list,

And one or more broadcast channel information including a broadcast channel name of the selected unmatched broadcast channel.
The method of claim 1, wherein the control unit,

And setting a broadcast channel name as the highest priority, and displaying broadcast channel information including the broadcast channel name as the highest priority in the broadcast channel information list from the broadcast channel information list.
The method of claim 1, wherein the control unit,

When the mismatched broadcast channel is selected, the display unit displays a broadcast channel information list of EPG data that is matchable to the selected mismatched broadcast channel and simultaneously displays a broadcast program corresponding to the selected mismatched broadcast channel. And the broadcast program includes any one or more of a current broadcast channel name, a current broadcast program name, and a current broadcast program schedule information.
The method of claim 1, wherein the control unit,

Generating a message requesting selection of broadcast channel information matching the selected unmatched broadcast channel from the broadcast channel information list of the EPG data, and displaying the message on the broadcast program; Device.
The method of claim 1, wherein the broadcast channel information list,

And a plurality of broadcast channel information matchable to the selected unmatched broadcast channel, wherein the second broadcast channel information among the plurality of broadcast channel information has a priority given by the server. Device.
The method of claim 9, wherein the control unit,

When the second broadcast channel information having the priority is selected, the selected second broadcast channel information is transmitted to the server as broadcast channel information that matches the mismatched broadcast channel, and the server transmits the selected second broadcast channel information. The EPG data is updated based on the control, and the updated EPG data is transmitted to the video display device.
Searching for broadcast channels through a tuner;

Detecting a broadcast channel mismatched with the broadcast channel information when matching the searched broadcast channels with broadcast channel information in EPG data;

Displaying a broadcast channel information list of EPG data matchable to the selected mismatched broadcast channel on a display unit when the detected mismatched broadcast channel is selected;

And when the first broadcast channel information is selected from the displayed broadcast channel information list, transmitting the selected first broadcast channel information to the server as broadcast channel information matching the unmatched broadcast channel. How to control the instrument.
The method of claim 11, wherein displaying the broadcast channel information list comprises:

Displaying the detected mismatched broadcast channel information on the display unit;

And displaying, on the display unit, a broadcast channel information list of EPG data that is matchable to the selected unmatched broadcast channel when the displayed unmatched broadcast channel information is selected.
The method of claim 11,

If the mismatched broadcast channel is selected, arranging the broadcast channel information matched with the selected mismatched broadcast channel in order of high similarity with the selected mismatched broadcast channel and displaying the same on the display unit; Control method of a video display device, characterized in that.
The method of claim 11, wherein the broadcast channel information list,

And a list including one or more broadcast channel information in which a broadcast channel name or broadcast program programming information is matched with the selected unmatched broadcast channel.
The method of claim 11, wherein the broadcast channel information list,

And one or more broadcast channel information including a broadcast channel name of the selected unmatched broadcast channel.
The method of claim 1,

Setting a broadcast channel name as the highest priority;

And displaying the broadcast channel information including the broadcast channel name from the broadcast channel information list as the highest priority in the broadcast channel information list.
The method of claim 11,

When the mismatched broadcast channel is selected, the display unit displays a broadcast channel information list of EPG data that is matchable to the selected mismatched broadcast channel and simultaneously displays a broadcast program corresponding to the selected mismatched broadcast channel. Further comprising the steps of:

The broadcast program control method of the video display device, characterized in that any one or more of the current broadcast channel name, the current broadcast program name, the current broadcast program schedule information.
The method of claim 11,

Generating a message requesting to select broadcast channel information matching the selected mismatched broadcast channel from a broadcast channel information list of the EPG data;

And displaying the message on the broadcast program.
The method of claim 11, wherein the broadcast channel information list,

And a plurality of broadcast channel information matchable to the selected unmatched broadcast channel, wherein the second broadcast channel information among the plurality of broadcast channel information has a priority given by the server. Way.
The method of claim 19,

If the second broadcast channel information having the priority is selected, transmitting the selected second broadcast channel information to the server as broadcast channel information matching the unmatched broadcast channel, wherein the server is selected. The EPG data is updated based on second broadcast channel information, and the updated EPG data is transmitted to the video display device.