CN102339200B - Display method and portable electronic equipment - Google Patents
Display method and portable electronic equipment Download PDFInfo
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- CN102339200B CN102339200B CN201010238623.4A CN201010238623A CN102339200B CN 102339200 B CN102339200 B CN 102339200B CN 201010238623 A CN201010238623 A CN 201010238623A CN 102339200 B CN102339200 B CN 102339200B
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Abstract
The embodiment of the invention provides a display method and portable electronic equipment. The display method is used for the portable electronic equipment. The portable electronic equipment comprises a display unit. The display method comprises the following steps of: acquiring content data required to be displayed; displaying the content data on the display unit; detecting spatial state parameters of the portable electronic equipment; and zooming and/or rotating the content data displayed on the display unit according to the spatial state parameters.
Description
Technical field
The present invention relates to a kind of display packing for portable electric appts and corresponding portable electric appts.
Background technology
In recent years, comprise that the various portable electric appts with Presentation Function are widely used, for example, digital camera, portable cell phone, portable music player, notebook computer etc.By the display unit in these portable electric appts, user can check information, watch the operation such as picture and/or video, control electronic equipment.
Can not meet the diversified demand of user to the simple displaying of content-data.For this reason, scheme that shown content is further processed has been proposed.
For example, propose convergent-divergent (pinch) operation of the multiple point touching based on touch display screen, that is, by carry out two finger pinching operations on electric capacity multiple point touching display screen, controlled zooming in or out of displaying contents.But, owing to need to supporting the display unit of multiple point touching, increased the cost of manufacture of electronic equipment.In addition, multiple point touching operation is more complicated than single-point touches operation, also higher to the requirement of operating system.That is to say, with respect to single-point touches operation, multiple point touching operation has higher requirement to the software and hardware of electronic equipment.
In addition, also proposed displaying contents is amplified and/or dwindle by zoom in/out button is set.But, in this scheme, can only be to displaying contents convergent-divergent step by step, and can not as multiple point touching operation, carry out smoothly convergent-divergent, and cannot select the central point of convergent-divergent, be also not easy to control the speed of convergent-divergent.In addition, zoom in/out button has taken space limited on portable electronic.
Summary of the invention
In view of the above problems, be desirable to provide one for portable electric appts display packing and portable electric appts, come smoothly displaying contents to be carried out to convergent-divergent and/or rotation according to the spatiality parameter of portable electric appts.
A kind of display packing is provided according to an aspect of the present invention, and for portable electric appts, wherein, portable electric appts comprises a display unit.This display packing comprises the following steps: the content-data that acquisition will show; Displays content data on display unit; Detect the spatiality parameter of portable electric appts; According to the content-data showing in spatiality parameter convergent-divergent and/or rotational display unit.
Another aspect of the present invention provides a kind of portable electric appts.This portable electric appts comprises: image obtains unit, for obtaining the content-data that will show; Display unit, for showing that described image obtains the content-data that unit obtains; Detecting unit, for detection of the spatiality parameter of described portable electric appts; And control module, for the spatiality parameter convergent-divergent detecting according to described detecting unit and/or the content-data that rotates described display unit demonstration.
By display packing of the present invention and portable mobile apparatus, can carry out convergent-divergent and/or rotation to the content-data showing smoothly on display unit, and the touch sensitive display unit that does not need to support multiple point touching operation has reduced the requirement to operating system simultaneously.
Brief description of the drawings
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below.Accompanying drawing in the following describes is only exemplary embodiment of the present invention.
Fig. 1 shows and can use therein the schematic diagram of the portable electric appts of display packing according to an embodiment of the invention;
Fig. 2 is the process flow diagram of having described according to an embodiment of the invention for the display packing of portable electric appts;
Fig. 3 a and Fig. 3 b show the figure of the example of the spatiality that changes according to one embodiment of present invention portable electric appts;
Fig. 4 a and Fig. 4 b show the figure of the example of the spatiality that changes according to another embodiment of the invention portable electric appts.
Fig. 5 is the demonstrative structure block diagram illustrating according to the portable electric appts of the embodiment of the present invention.
Embodiment
Hereinafter, describe the preferred embodiments of the present invention in detail with reference to accompanying drawing.Note, in this instructions and accompanying drawing, there is substantially the same step and represent with the identical Reference numeral of element, and will be omitted the repetition of explanation of these steps and element.
Fig. 1 shows and can use therein the schematic diagram of the portable electric appts 100 of display packing according to an embodiment of the invention.Suppose that in Fig. 1, portable electric appts 100 faces user, in Fig. 1, x axle represents horizontal direction, and y axle represents gravity direction, and the representative of z axle is away from user's direction.Fig. 2 is the process flow diagram of having described according to an embodiment of the invention for the display packing 2000 of portable electric appts 100.With reference to Fig. 1 and Fig. 2, the display packing according to the embodiment of the present invention is described below.
As shown in Figure 1, portable electric appts 100 comprises the display unit 110 for content-data is shown.In the step S2010 of the display packing 2000 of Fig. 2, the content-data that acquisition will show.In step S2020, on the display unit 110 of portable electric appts 100, show received content-data.
Next,, in step S2030, detect the spatiality parameter of portable electric appts 100.Spatiality parameter can be instruction portable electric appts 100 spatiality parameter under static state, for example, and the displacement of portable electric appts 100, pitch angle (for example, with respect to gravity and/or horizontal direction) etc.Alternatively, spatiality parameter can be the spatiality parameter of instruction portable electric appts 100 under motion state, for example, the movement velocity of portable electric appts 100, angular velocity (such as pitch angle speed), acceleration, angular acceleration etc.
According to described spatiality parameter, the content-data showing in convergent-divergent and/or rotational display unit in step S2040.In step S2040, can be according to gain of parameter convergent-divergent and/or the rotation parameter of the spatiality detecting in step S2030, and according to convergent-divergent and/or rotation parameter, the content-data showing on display unit 110 is carried out to corresponding convergent-divergent and/or rotation.For example, can carry out the speed of convergent-divergent and/or rotation, multiple, the angle of rotation etc. of convergent-divergent to the content-data showing on display unit 110 according to the control of spatiality parameter.
The original state parameter of portable electric appts can also be set in addition.And in step S2040, the spatiality parameter detecting in step S2030 and original state parameter are compared.And according to comparative result convergent-divergent and/or be rotated on display unit 110 content-data showing.
Below, specifically describe in step S2040 according to spatiality parameter convergent-divergent and/or be rotated in the embodiment of the content-data showing on display unit with reference to Fig. 3 a and Fig. 3 b.Fig. 3 a and Fig. 3 b are the figure that shows the example of the spatiality that changes according to one embodiment of present invention portable electric appts 100.In the present embodiment using the short transverse of portable electric appts 100 with respect to the inclined angle alpha of gravity direction the parameter as the spatiality of portable electric appts 100.
Fig. 3 a and Fig. 3 b are the side views of portable electric appts 100, wherein suppose that user is positioned at the left side of electronic equipment 100.As shown in Figure 3 a and Figure 3 b shows, similar with Fig. 1, y axle represents gravity direction, and the representative of z axle is away from user's direction.In addition, although in Fig. 3 a and Fig. 3 b not shown x axle, can be clear with reference to Fig. 1, x axle represents horizontal direction, its forward vertically points to outside paper.Electronic equipment 100 rotates around x axle.Angle between the short transverse of portable electric appts 100 and y axle is α.Angle α is the angle in y-z plane.
Fig. 3 a shows the initial space state of portable electric appts 100.Suppose under initial space state, the short transverse of portable electric appts 100 overlaps with y axle, and the angle α between them is zero degree (thereby in Fig. 3 a not shown α).Fig. 3 b shows the spatiality after portable electric appts 100 moves.When the display unit 110 of portable electric appts 100 is during towards user, approach user's direction rotation portable electric appts 100 away from the bottom of user and portable electric appts 100 on the top with portable electric appts 100, suppose that the symbol at α angle is for negative; On the contrary in the bottom that approaches user and portable electric appts 100 with the top of portable electric appts 100 the direction rotation portable electric appts 100 away from user, the symbol at α angle is for just.Carry out and zoom in or out the content-data showing on display unit 110 according to the symbol at α angle, and control the speed that zooms in or out the content-data showing on display unit 110 according to the size of α angle absolute value.
In the time detecting that α angle is increased to positive dirction by zero degree, amplify the content-data showing on the display unit 110 of portable electric appts 100 on display unit 110, and the absolute value at α angle is larger, the speed of amplifying content-data is faster.Otherwise the absolute value at α angle is less, the speed of amplifying content-data is slower.In the time that α angle remains a forward angle, continue to be amplified in the content-data showing on display unit 110 with the corresponding speed of this angle, until input stop control signal.
In the time detecting that α angle is increased to negative direction by zero degree, dwindle the content-data showing on the display unit 110 of portable electric appts 100, and it is faster that the absolute value at α angle dwindles more greatly the speed of content-data, otherwise the absolute value at α angle is less, and to dwindle the speed of content-data slower.In the time that the absolute value at α angle remains a forward angle, continue to dwindle the content-data showing with the corresponding speed of this angle, until obtain stop control signal on display unit 110.
Can input stop control signal by on/off key is set.That is, in the time clicking on/off key for the first time, start convergent-divergent and/or spinfunction, and close convergent-divergent and/or spinfunction in the time again clicking on/off key, and the picture that keeps current convergent-divergent and/or revolve.Alternatively, also can keep clicking on/off key and continue displays content data to carry out convergent-divergent and/or rotation, in the time unclamping on/off key, end zoom and/or rotation, and keep the picture of current convergent-divergent and/or rotation.
In addition, can also predetermined time interval detection user the convergent-divergent of content-data and/or the function of rotation that show on display unit 110 whether have been selected.In the time detecting that user has selected convergent-divergent and/or spinfunction, carry out operation as shown in Figure 2, and in the ensuing time interval, detect when user does not select this function, generate stop control signal.
In addition, portable electric appts 100 also can comprise the touch sensing unit (not shown) overlapping with display unit 110.In this case, independently on/off key can be set, user can start or stop by touching any point in current display frame the current picture of convergent-divergent and/or rotation.
Below, specifically describe in step S2040 according to spatiality parameter convergent-divergent and/or be rotated in another embodiment of the content-data showing on display unit 110 with reference to Fig. 4 a and Fig. 4 b.Fig. 4 a and Fig. 4 b are the figure that shows the example of the spatiality that changes according to another embodiment of the invention portable electric appts 100.In the present embodiment using the short transverse of portable electric appts 100 with respect to the angle of inclination beta of gravity direction the parameter as the spatiality of portable electric appts 100.
As shown in Fig. 4 a and Fig. 4 b, similar with Fig. 1, x axle represents horizontal direction, and y axle represents gravity direction.In addition, although in Fig. 4 a and Fig. 4 b not shown z axle, can be clear with reference to Fig. 1, z axle representative is away from user's direction, its forward vertically points in paper.Electronic equipment 100 rotates around z axle.Angle between the short transverse of portable electric appts 100 and y axle is β.Angle β is the angle in x-y plane.
Fig. 4 a shows the initial space state of portable electric appts 100.Suppose that, under z initial space state, the short transverse of portable electric appts 100 overlaps with y axle, the angle β between them is zero degree (thereby in Fig. 4 a not shown β).Fig. 4 b shows the spatiality after portable electric appts 100 moves.In the situation that portable electric appts 100 turns clockwise, suppose that the symbol at β angle is for negative; Contrary in the situation that being rotated counterclockwise with portable electric appts 100, the symbol at β angle is for just.Carry out and be rotated in to the left or to the right the content-data showing on display unit 110 according to the symbol at β angle, and control the speed that is rotated in the content-data showing on display unit 110 according to the size of β angle absolute value.
When detecting that β is greater than 90 while spending, to the content-data showing on the display unit 110 of anticlockwise portable electric appts 100, and β angle is larger, and the speed of rotating content-data is faster.When β angle remains one while being greater than the angle of 90 degree, continue to be rotated in the content-data showing on display unit 110 left with the corresponding speed of this angle, until input stop control signal.
When detecting that β is less than 90 while spending, to the content-data showing on the display unit 110 of right rotation portable electric appts 100, and β angle is less, and the speed of rotating content-data is faster.When β angle remains one while being less than the angle of 90 degree, continue to be rotated in the content-data showing on display unit 110 to the right with the corresponding speed of this angle, until input stop control signal.
Should note, although space state parameter is to amplify the short transverse of portable electric appts 100 and the angle of y axle in the embodiment shown in Fig. 3 a and Fig. 3 b and Fig. 4 a and Fig. 4 b, but the invention is not restricted to this, for example also can be with the angle of x axle or z axle as spatiality parameter.In addition spatiality parameter is also not limited to the pitch angle of this portable electric appts 100, as mentioned above, also can adopt other parameters.According to described spatiality parameter convergent-divergent and/or be rotated on display unit 110 content-data showing.
In addition, although in the embodiment described in Fig. 3 a and Fig. 4 a under initial space state, the short transverse of electronic equipment 100 overlaps with y axle, can under initial space state, the short transverse of electronic equipment 100 just have angle with y axle.
As mentioned above, portable electric appts 100 also can comprise the touch sensing unit (not shown) overlapping with display unit 110.In touch sensing unit, user can select reference point, and centered by reference point, the content-data showing on display unit is carried out to convergent-divergent and/or rotation.Alternatively, can also selected reference point be convergent-divergent and/or the rotation that current picture is carried out in boundary angle or other positions.In addition,, by remaining on the touch of selected reference point, can centered by reference point, carry out convergent-divergent and/or rotation to the content-data showing on described display unit.In this case, when user when selection reference point, can detect the now spatiality parameter of portable electric appts in touch sensing unit, and original state parameter using the spatiality parameter that detected as portable electric appts 100.The spatiality that changes portable electric appts 100 as user is when carrying out convergent-divergent and/or rotation operation, can again detect the spatiality parameter of portable electric appts 100, and the spatiality parameter and the original state parameter that again detect are compared, then according to resultant scaled relatively and/or be rotated in the content-data of demonstration on display unit 110.
The portable electric appts of embodiments of the invention is described with reference to Fig. 5 below.Fig. 5 is the demonstrative structure block diagram illustrating according to the portable electric appts 500 of the embodiment of the present invention.As shown in Figure 5, the portable electric appts 500 of the present embodiment comprises: image obtains unit 510, display unit 520, detecting unit 530 and control module 540.
The unit of display device 500 can be carried out respectively each step/function of each display packing in above-mentioned Fig. 2 to Fig. 4, therefore, succinct in order to describe, and no longer specifically describes.
For example, image obtains unit 510 and can obtain the content-data that will show.Display unit 520 displayable images obtain the content-data that unit 510 obtains.Detecting unit 530 can detect the spatiality parameter of portable electric appts.Detecting unit 530 can be gyroscope, the geomagnetic sensor, the detection portable set 500 that detect the angle that tilts of portable set 500 motion accelerometer or change the photoelectric sensor etc. of the motion of responding to portable set 500 by detection of reflected light.The content-data that spatiality parameter is scalable and/or rotational display unit 520 shows that control module 540 detects according to detecting unit 530.
As mentioned above, spatiality parameter can be the parameter of instruction portable electric appts 500 spatiality under static state, also can be the parameter of the spatiality of instruction portable electric appts 500 under motion state, the pitch angle in gravity and/or horizontal direction of for example portable electric appts.The portable electric appts 500 that control module 540 detects according to detecting unit 530 in gravity and/or horizontal direction and/or movement velocity obtain convergent-divergent and/or rotation parameter.And according to convergent-divergent and/or rotation parameter, the content-data showing on display unit 520 is carried out to corresponding convergent-divergent and/or rotation.In addition, control module 540 is according to testing result, and the content-data that sustainable convergent-divergent and/or rotational display unit 520 show, until receive stop control signal.
By the portable set in above embodiment, the content-data that can show display unit 520 smoothly carries out convergent-divergent and/or rotation, and does not need to support the touch sensitive display unit of multiple point touching operation, has reduced the requirement to operating system simultaneously.
According to another embodiment of the invention, portable electric appts 500 also comprises switch element (not shown).Switch element can comprise the first on/off key, controls the unlatching of control module 540 or closes.In addition, switch element also can comprise the second on/off key, inputs the above-mentioned stop control signal that stops the content-data that convergent-divergent and/or rotational display unit 520 show.By the first on/off key closing control unit 540 in the situation that, even the second on/off key is operated, can not convergent-divergent and/or the content-data that shows of rotational display unit 520.In the situation that opening control module 540 by the first on/off key, in the time clicking the second on/off key for the first time, start convergent-divergent and/or spinfunction, and close convergent-divergent and/or spinfunction in the time again clicking the second on/off key, and the picture that keeps current convergent-divergent and/or revolve.Alternatively, also can keep pressing the second on/off key displays content data is carried out to convergent-divergent and/or rotation, in the time unclamping the second on/off key, end zoom and/or rotation, and keep the picture of current convergent-divergent and/or rotation.The first on/off key can overlap with the second on/off key.
Alternatively, switch element also can not comprise the second on/off key.According to another embodiment of the present invention, portable electric appts 500 also can comprise that the touch sensing unit (not shown) that overlaps with described display unit is in the situation that opening the first on/off key control module 540 by the first on/off key, and user can start or stop by touching any point in current display frame the current picture of convergent-divergent and/or rotation.
In addition, touch sensing unit also can detect user's selected reference point thereon, and the positional information of described reference point is sent to control module 540, control module is centered by described reference point, and the content-data that described display unit is shown carries out convergent-divergent and/or is rotated in the content-data showing on described display unit.In the time that touch sensing unit detects that the sustained touch of user on reference point operates, the content-data that control module continues centered by reference point, display unit 520 to be shown carries out convergent-divergent and/or rotation.Alternatively, control module 540 can also selected reference point be convergent-divergent and/or the rotation that boundary angle carries out current picture.
According in another embodiment of the present invention, portable electric appts 500 also can comprise setting unit to the original state parameter of described portable electric appts is set.In this case, control module 540 also compares for spatiality parameter that detecting unit 530 is detected and the original state parameter of setting unit setting, and according to resultant scaled relatively and/or rotate the content-data that described display unit shows.
According in another embodiment of the present invention, portable electric appts 500 also can comprise storage unit (not shown), the content-data receiving for storing received unit 510, and provide received content-data to control module 540.
By the portable set in above embodiment, can and select the reference point of convergent-divergent and/or rotation, and can control the speed of convergent-divergent and/or rotation.In addition, by the content-data that spatiality parameter is scalable and/or rotational display unit 520 shows that utilizes detecting unit 530 to detect the spatiality parameter of portable electric appts and utilize control module 540 to detect according to detecting unit 530, do not need zoom in/out button is set, reduced taking space limited on portable electronic.
It should be noted that the method shown in Fig. 2 to Fig. 4 each step needn't according to shown in order carry out.Can put upside down or carry out concurrently some step.For example, the method shown in execution graph 3 and Fig. 4 simultaneously.
Those of ordinary skill in the art can recognize, unit and the algorithm steps of each example of describing in conjunction with embodiment disclosed herein, can realize with electronic hardware, computer software or the combination of the two, for the interchangeability of hardware and software is clearly described, composition and the step of each example described according to function in the above description in general manner.These functions are carried out with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Those skilled in the art can realize described function with distinct methods to each specifically should being used for, but this realization should not thought and exceeds scope of the present invention.
It should be appreciated by those skilled in the art that can be dependent on design requirement and other factors carries out various amendments, combination, part combination and replace the present invention, as long as they are in the scope of appended claims and equivalent thereof.
Claims (9)
1. a display packing, for portable electric appts, wherein, the touch sensing unit that described portable electric appts comprises a display unit and overlaps with described display unit, said method comprising the steps of:
The content-data that acquisition will show;
On described display unit, show described content-data;
Selection reference point in described touch sensing unit;
Detect the spatiality parameter of described portable electric appts;
According to described spatiality parameter convergent-divergent or convergent-divergent and rotate the content-data showing on described display unit, wherein continue convergent-divergent or convergent-divergent and be rotated in the content-data showing on described display unit according to testing result, until obtain stop control signal,
Centered by described reference point, the content-data showing on described display unit is carried out to convergent-divergent or convergent-divergent rotation, wherein centered by described reference point, the content-data showing on described display unit is carried out to convergent-divergent or convergent-divergent rotation by the touch remaining on selected described reference point.
2. the method for claim 1, wherein
Described spatiality parameter comprises pitch angle and/or the movement velocity of described portable electric appts in gravity and/or horizontal direction.
3. method as claimed in claim 2, described according to described spatiality parameter convergent-divergent and/or rotate the content-data showing on described display unit and comprise:
Obtain convergent-divergent or convergent-divergent and rotation parameter according to the pitch angle in gravity and/or horizontal direction of described portable electric appts and/or movement velocity; And
According to described convergent-divergent or convergent-divergent and rotation parameter, the content-data showing on described display unit is carried out to corresponding convergent-divergent or convergent-divergent rotation.
4. the method for claim 1, wherein said according to described spatiality parameter convergent-divergent or convergent-divergent and rotate the content-data showing on described display unit and comprise:
The original state parameter of described portable electric appts is set;
Described spatiality parameter and described original state parameter are compared; And
According to resultant scaled or convergent-divergent relatively and be rotated in the content-data showing on described display unit.
5. a portable electric appts, comprising:
Image obtains unit, for obtaining the content-data that will show;
Display unit, for showing that described image obtains the content-data that unit obtains;
Detecting unit, for detection of the spatiality parameter of described portable electric appts;
Control module, for spatiality parameter convergent-divergent or the convergent-divergent detecting according to described detecting unit the content-data that rotates described display unit demonstration;
Touch sensing unit with described display unit overlaps, for detection of user's selected reference point thereon, and sends to described control module by the positional information of described reference point,
Wherein said control module is according to testing result, sustainable convergent-divergent and/or rotate the content-data that described display unit shows, until receive stop control signal,
Described control module is centered by described reference point, the content-data that described display unit is shown carries out convergent-divergent or convergent-divergent and is rotated in the content-data showing on described display unit, and in the time that described touch sensing unit detects that the sustained touch of user on described reference point operates, the content-data that described control module continues centered by described reference point, described display unit to be shown carries out convergent-divergent or convergent-divergent rotation.
6. equipment as claimed in claim 5, wherein
Described spatiality parameter comprises pitch angle and/or the movement velocity of described portable electric appts in gravity and/or horizontal direction,
Pitch angle and/or the movement velocity of the described portable electric appts that described control module detects according to described detecting unit in gravity and/or horizontal direction obtains convergent-divergent or convergent-divergent and rotation parameter, and according to described convergent-divergent and/or rotation parameter, the content-data showing on described display unit carried out to corresponding convergent-divergent or convergent-divergent rotation.
7. equipment as claimed in claim 5, also comprises
Setting unit, for the original state parameter of described portable electric appts is set,
Described control module also compares with the original state parameter of described setting unit setting for the spatiality parameter that described detecting unit is detected, and according to resultant scaled or convergent-divergent relatively and rotate the content-data of described display unit demonstration.
8. equipment as claimed in claim 5, also comprises
Storage unit, obtains for storing described image the content-data that unit obtains, and provides received content-data to described control module.
9. equipment as claimed in claim 5, also comprises
Switch element, for controlling the unlatching of described control module or closing.
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| CN201010238623.4A CN102339200B (en) | 2010-07-23 | 2010-07-23 | Display method and portable electronic equipment |
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| CN201010238623.4A CN102339200B (en) | 2010-07-23 | 2010-07-23 | Display method and portable electronic equipment |
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| CN107193457A (en) * | 2012-10-16 | 2017-09-22 | 北京三星通信技术研究有限公司 | A kind of method and mobile device for realizing that image scaling shows |
| JP6167577B2 (en) * | 2013-03-13 | 2017-07-26 | カシオ計算機株式会社 | Wrist terminal device, communication terminal device, and program |
| CN103455257A (en) * | 2013-08-30 | 2013-12-18 | 华为技术有限公司 | Implementation method of electronic amplifier and user equipment |
| CN104461335A (en) * | 2013-09-25 | 2015-03-25 | 联想(北京)有限公司 | Data processing method and electronic instrument |
| CN103955268B (en) * | 2014-03-07 | 2017-05-24 | 苏州佳世达电通有限公司 | Portable type electronic device and control method thereof |
| CN110727355B (en) * | 2016-11-02 | 2023-12-29 | 北京怀胜高科技产业发展有限公司 | User terminal for operating virtual key based on motion sensor |
| CN106569694A (en) * | 2016-11-07 | 2017-04-19 | 惠州Tcl移动通信有限公司 | Control method and control system for picture zooming |
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| JPH11231987A (en) * | 1998-02-18 | 1999-08-27 | Sharp Corp | Portable electronic equipment |
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| US6115025A (en) * | 1997-09-30 | 2000-09-05 | Silicon Graphics, Inc. | System for maintaining orientation of a user interface as a display changes orientation |
| CN1417956A (en) * | 2001-11-06 | 2003-05-14 | 日本电气株式会社 | Portable terminal |
| JP2003216135A (en) * | 2002-01-25 | 2003-07-30 | Fuji Photo Film Co Ltd | Information display device |
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