JP4372558B2 - 電気通信システム - Google Patents

電気通信システム Download PDF

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Publication number
JP4372558B2
JP4372558B2 JP2003579460A JP2003579460A JP4372558B2 JP 4372558 B2 JP4372558 B2 JP 4372558B2 JP 2003579460 A JP2003579460 A JP 2003579460A JP 2003579460 A JP2003579460 A JP 2003579460A JP 4372558 B2 JP4372558 B2 JP 4372558B2
Authority
JP
Japan
Prior art keywords
node
video
videophone
video stream
call
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 - Fee Related
Application number
JP2003579460A
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English (en)
Japanese (ja)
Other versions
JP2005521340A5 (enExample
JP2005521340A (ja
Inventor
クレイグ キャンベル，ロバート
マーカム ドゥルーリー，デービッド
アール． ヒューバー，リチャード
ピー． ストレイト，ジョン
ディー． ヒル，ピーター
ローゼン，ブライアン
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.)
Ericsson AB
Original Assignee
Ericsson AB
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
Application filed by Ericsson AB filed Critical Ericsson AB
Publication of JP2005521340A publication Critical patent/JP2005521340A/ja
Publication of JP2005521340A5 publication Critical patent/JP2005521340A5/ja
Application granted granted Critical
Publication of JP4372558B2 publication Critical patent/JP4372558B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/15—Conference systems
    • H04N7/152—Multipoint control units therefor
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/003—Details of a display terminal, the details relating to the control arrangement of the display terminal and to the interfaces thereto
    • G09G5/005—Adapting incoming signals to the display format of the display terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/60—Network streaming of media packets
    • H04L65/70—Media network packetisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/142—Constructional details of the terminal equipment, e.g. arrangements of the camera and the display
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/147—Communication arrangements, e.g. identifying the communication as a video-communication, intermediate storage of the signals
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00—Aspects of display data processing
    • G09G2340/04—Changes in size, position or resolution of an image
    • G09G2340/0442—Handling or displaying different aspect ratios, or changing the aspect ratio
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2370/00—Aspects of data communication
    • G09G2370/02—Networking aspects
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2370/00—Aspects of data communication
    • G09G2370/10—Use of a protocol of communication by packets in interfaces along the display data pipeline
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2380/00—Specific applications

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Telephonic Communication Services (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
JP2003579460A 2002-03-27 2003-03-27 電気通信システム Expired - Fee Related JP4372558B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/114,402 US7404001B2 (en) 2002-03-27 2002-03-27 Videophone and method for a video call
PCT/IB2003/001468 WO2003081892A2 (en) 2002-03-27 2003-03-27 Telecommunications system

Related Child Applications (3)

Application Number Title Priority Date Filing Date
JP2006272607A Division JP2007068198A (ja) 2002-03-27 2006-10-04 電気通信システム
JP2006272576A Division JP4566177B2 (ja) 2002-03-27 2006-10-04 電気通信システム
JP2006272635A Division JP2007110712A (ja) 2002-03-27 2006-10-04 電気通信システム

Publications (3)

Publication Number Publication Date
JP2005521340A JP2005521340A (ja) 2005-07-14
JP2005521340A5 JP2005521340A5 (enExample) 2006-03-23
JP4372558B2 true JP4372558B2 (ja) 2009-11-25

Family

ID=28453783

Family Applications (4)

Application Number Title Priority Date Filing Date
JP2003579460A Expired - Fee Related JP4372558B2 (ja) 2002-03-27 2003-03-27 電気通信システム
JP2006272576A Expired - Fee Related JP4566177B2 (ja) 2002-03-27 2006-10-04 電気通信システム
JP2006272607A Pending JP2007068198A (ja) 2002-03-27 2006-10-04 電気通信システム
JP2006272635A Pending JP2007110712A (ja) 2002-03-27 2006-10-04 電気通信システム

Family Applications After (3)

Application Number Title Priority Date Filing Date
JP2006272576A Expired - Fee Related JP4566177B2 (ja) 2002-03-27 2006-10-04 電気通信システム
JP2006272607A Pending JP2007068198A (ja) 2002-03-27 2006-10-04 電気通信システム
JP2006272635A Pending JP2007110712A (ja) 2002-03-27 2006-10-04 電気通信システム

Country Status (7)

Country Link
US (2) US7404001B2 (enExample)
EP (2) EP1491044B1 (enExample)
JP (4) JP4372558B2 (enExample)
AT (1) ATE311723T1 (enExample)
AU (1) AU2003216647A1 (enExample)
DE (1) DE60302561T2 (enExample)
WO (1) WO2003081892A2 (enExample)

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* Cited by examiner, † Cited by third party
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