DE69222479T2 - Telekonferenzendstellengerät - Google Patents

Telekonferenzendstellengerät

Info

Publication number
DE69222479T2
DE69222479T2 DE69222479T DE69222479T DE69222479T2 DE 69222479 T2 DE69222479 T2 DE 69222479T2 DE 69222479 T DE69222479 T DE 69222479T DE 69222479 T DE69222479 T DE 69222479T DE 69222479 T2 DE69222479 T2 DE 69222479T2
Authority
DE
Germany
Prior art keywords
terminal equipment
teleconferencing terminal
teleconferencing
equipment
terminal
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
DE69222479T
Other languages
English (en)
Other versions
DE69222479D1 (de
Inventor
Yoji Shibata
Masaaki Takizawa
Hitoshi Matsushima
Kiyoshi Ishida
Atsuo Yoshida
Atsushi Ishibashi
Takehiko Yamada
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 JP3174046A external-priority patent/JPH0522719A/ja
Priority claimed from JP4014173A external-priority patent/JPH05207452A/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE69222479D1 publication Critical patent/DE69222479D1/de
Application granted granted Critical
Publication of DE69222479T2 publication Critical patent/DE69222479T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
DE69222479T 1991-07-15 1992-07-14 Telekonferenzendstellengerät Expired - Fee Related DE69222479T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3174046A JPH0522719A (ja) 1991-07-15 1991-07-15 Ａｖミ−テイング端末
JP4014173A JPH05207452A (ja) 1992-01-29 1992-01-29 テレビ会議モジュール

Publications (2)

Publication Number Publication Date
DE69222479D1 DE69222479D1 (de) 1997-11-06
DE69222479T2 true DE69222479T2 (de) 1998-04-09

Family

ID=26350071

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69222479T Expired - Fee Related DE69222479T2 (de) 1991-07-15 1992-07-14 Telekonferenzendstellengerät

Country Status (5)

Country Link
US (3) US5477546A (de)
EP (2) EP0778704A3 (de)
AU (2) AU645431B2 (de)
CA (1) CA2073920C (de)
DE (1) DE69222479T2 (de)

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AU645431B2 (en) 1994-01-13
US5477546A (en) 1995-12-19
DE69222479D1 (de) 1997-11-06
CA2073920A1 (en) 1993-01-16
EP0523617A2 (de) 1993-01-20
US5936945A (en) 1999-08-10
CA2073920C (en) 1998-11-24
US5606554A (en) 1997-02-25
AU1963992A (en) 1993-01-21
AU5182793A (en) 1994-02-03
AU661928B2 (en) 1995-08-10
EP0523617A3 (en) 1993-09-15
EP0523617B1 (de) 1997-10-01
EP0778704A3 (de) 1997-08-20
EP0778704A2 (de) 1997-06-11

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