DE69525511D1 - Video-Übertragungssystem - Google Patents

Video-Übertragungssystem

Info

Publication number
DE69525511D1
DE69525511D1 DE69525511T DE69525511T DE69525511D1 DE 69525511 D1 DE69525511 D1 DE 69525511D1 DE 69525511 T DE69525511 T DE 69525511T DE 69525511 T DE69525511 T DE 69525511T DE 69525511 D1 DE69525511 D1 DE 69525511D1
Authority
DE
Germany
Prior art keywords
transmission system
video transmission
video
transmission
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
DE69525511T
Other languages
English (en)
Inventor
Tsuguhide Sakata
Masato Sugawara
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 JP28525894A external-priority patent/JP3192564B2/ja
Priority claimed from JP30207594A external-priority patent/JPH08163121A/ja
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69525511D1 publication Critical patent/DE69525511D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/148—Interfacing a video terminal to a particular transmission medium, e.g. ISDN
    • 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
DE69525511T 1994-11-18 1995-11-16 Video-Übertragungssystem Expired - Lifetime DE69525511D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP28525894A JP3192564B2 (ja) 1994-11-18 1994-11-18 映像コミュニケーションシステムおよび多重伝送信号中継装置
JP30207594A JPH08163121A (ja) 1994-12-06 1994-12-06 映像コミュニケーションシステム

Publications (1)

Publication Number Publication Date
DE69525511D1 true DE69525511D1 (de) 2002-03-28

Family

ID=26555811

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69525511T Expired - Lifetime DE69525511D1 (de) 1994-11-18 1995-11-16 Video-Übertragungssystem

Country Status (3)

Country Link
US (1) US5777664A (de)
EP (1) EP0713336B1 (de)
DE (1) DE69525511D1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3576710B2 (ja) * 1996-07-26 2004-10-13 キヤノン株式会社 撮像システム
JP2002314905A (ja) * 2001-04-13 2002-10-25 Canon Inc 画像管理装置、画像管理システム及びそれらの制御方法、プログラム
EP1675373A1 (de) * 2004-12-23 2006-06-28 Alcatel Konferenzsystem für das Austauschen von Informationen zwischen Teilnehmervorrichtungen über eine Netzwerkeinheit mit unterschiedlichen Modi
JP5626366B2 (ja) 2011-01-04 2014-11-19 富士通株式会社 音声制御装置、音声制御方法及び音声制御プログラム
TWI456996B (zh) * 2011-06-21 2014-10-11 Aten Int Co Ltd 電子看板系統
KR102067692B1 (ko) * 2018-09-28 2020-01-17 주식회사 앤씨앤 영상 및 음성의 혼합 신호 생성 방법 및 장치

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3889063A (en) * 1971-08-19 1975-06-10 Phonplex Corp Multiplexed digital data communication system
FR2389290A1 (fr) * 1977-04-29 1978-11-24 Briand Marcel Dispositif d'emission et de reception par lignes analogiques de signaux visiophoniques et de signaux numeriques
US4910604A (en) * 1986-05-21 1990-03-20 Canon Kabushiki Kaisha Image transmission apparatus
US4953159A (en) * 1989-01-03 1990-08-28 American Telephone And Telegraph Company Audiographics conferencing arrangement
US5343240A (en) * 1991-11-04 1994-08-30 At&T Bell Laboratories Bidirectional video telephony using shared channels on coaxial cable networks
GB2263041B (en) * 1991-12-30 1996-03-20 Nynex Corp System for integrated distribution of switched voice and television on coaxial cable and with video signal transmission originating from subscriber locations
JPH06253308A (ja) * 1993-03-01 1994-09-09 Fujitsu Ltd 映像通信制御方式
JPH0738583A (ja) * 1993-07-16 1995-02-07 Furukawa Electric Co Ltd:The データ通信システム
US5491508A (en) * 1994-03-21 1996-02-13 Lotus Development Corporation PC video conferencing

Also Published As

Publication number Publication date
EP0713336B1 (de) 2002-02-20
US5777664A (en) 1998-07-07
EP0713336A3 (de) 1996-08-28
EP0713336A2 (de) 1996-05-22

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Legal Events

Date Code Title Description
8332 No legal effect for de