DE69738619D1 - Verfahren und Vorrichtung zur Kamerakontrolle - Google Patents

Verfahren und Vorrichtung zur Kamerakontrolle

Info

Publication number
DE69738619D1
DE69738619D1 DE69738619T DE69738619T DE69738619D1 DE 69738619 D1 DE69738619 D1 DE 69738619D1 DE 69738619 T DE69738619 T DE 69738619T DE 69738619 T DE69738619 T DE 69738619T DE 69738619 D1 DE69738619 D1 DE 69738619D1
Authority
DE
Germany
Prior art keywords
camera control
camera
control
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69738619T
Other languages
English (en)
Other versions
DE69738619T2 (de
Inventor
Mamoru Sato
Tadashi Yamakawa
Yoshiyuki Akiba
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP8193729A external-priority patent/JPH1042279A/ja
Priority claimed from JP32055896A external-priority patent/JP3817313B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69738619D1 publication Critical patent/DE69738619D1/de
Publication of DE69738619T2 publication Critical patent/DE69738619T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/14Systems for two-way working
    • H04N7/141Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/142Constructional details of the terminal equipment, e.g. arrangements of the camera and the display
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs
    • H04N21/2343Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/266Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
    • H04N21/2662Controlling the complexity of the video stream, e.g. by scaling the resolution or bitrate of the video stream based on the client capabilities
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/643Communication protocols
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/65Transmission of management data between client and server
    • H04N21/658Transmission by the client directed to the server
    • H04N21/6587Control parameters, e.g. trick play commands, viewpoint selection
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60Control of cameras or camera modules
    • H04N23/66Remote control of cameras or camera parts, e.g. by remote control devices
    • H04N23/661Transmitting camera control signals through networks, e.g. control via the Internet
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60Control of cameras or camera modules
    • H04N23/695Control of camera direction for changing a field of view, e.g. pan, tilt or based on tracking of objects
DE69738619T 1996-07-23 1997-07-22 Verfahren und Vorrichtung zur Kamerakontrolle Expired - Lifetime DE69738619T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP19372996 1996-07-23
JP8193729A JPH1042279A (ja) 1996-07-23 1996-07-23 カメラ制御装置及び方法
JP32055896A JP3817313B2 (ja) 1996-11-29 1996-11-29 カメラ制御装置及び方法
JP32055896 1996-11-29

Publications (2)

Publication Number Publication Date
DE69738619D1 true DE69738619D1 (de) 2008-05-21
DE69738619T2 DE69738619T2 (de) 2009-05-20

Family

ID=26508049

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69738619T Expired - Lifetime DE69738619T2 (de) 1996-07-23 1997-07-22 Verfahren und Vorrichtung zur Kamerakontrolle

Country Status (3)

Country Link
US (3) US6525761B2 (de)
EP (2) EP0821522B1 (de)
DE (1) DE69738619T2 (de)

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DE69738619T2 (de) 2009-05-20
US20010043272A1 (en) 2001-11-22
US6525761B2 (en) 2003-02-25
EP0821522A2 (de) 1998-01-28
US20030112337A1 (en) 2003-06-19
EP0821522B1 (de) 2008-04-09
US7298399B2 (en) 2007-11-20
EP1890483A3 (de) 2011-07-06
US7219365B2 (en) 2007-05-15
EP1890483A2 (de) 2008-02-20
EP0821522A3 (de) 2001-09-12
US20030025801A1 (en) 2003-02-06

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