GB9720970D0 - Videophone apparatus,method and system for wireline audio and video conferencing and telephony - Google Patents

Videophone apparatus,method and system for wireline audio and video conferencing and telephony

Info

Publication number
GB9720970D0
GB9720970D0 GBGB9720970.4A GB9720970A GB9720970D0 GB 9720970 D0 GB9720970 D0 GB 9720970D0 GB 9720970 A GB9720970 A GB 9720970A GB 9720970 D0 GB9720970 D0 GB 9720970D0
Authority
GB
United Kingdom
Prior art keywords
telephony
video conferencing
videophone apparatus
wireline audio
wireline
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.)
Withdrawn
Application number
GBGB9720970.4A
Other versions
GB2318021A (en
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.)
Motorola Solutions Inc
Original Assignee
Motorola 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
Application filed by Motorola Inc filed Critical Motorola Inc
Publication of GB9720970D0 publication Critical patent/GB9720970D0/en
Publication of GB2318021A publication Critical patent/GB2318021A/en
Withdrawn legal-status Critical Current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
    • H04N7/142—Constructional details of the terminal equipment, e.g. arrangements of the camera and the display
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
    • H04M3/567—Multimedia conference systems
    • 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
    • H04N7/152—Multipoint control units therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H04M7/006—Networks other than PSTN/ISDN providing telephone service, e.g. Voice over Internet Protocol (VoIP), including next generation networks with a packet-switched transport layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephonic Communication Services (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
GB9720970A 1996-10-03 1997-10-02 wireline audio and vidoe conferencing and telephony Withdrawn GB2318021A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US72632996A 1996-10-03 1996-10-03

Publications (2)

Publication Number Publication Date
GB9720970D0 true GB9720970D0 (en) 1997-12-03
GB2318021A GB2318021A (en) 1998-04-08

Family

ID=24918157

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9720970A Withdrawn GB2318021A (en) 1996-10-03 1997-10-02 wireline audio and vidoe conferencing and telephony

Country Status (5)

Country Link
AU (1) AU4807097A (en)
BR (1) BR9706810A (en)
DE (1) DE19744056A1 (en)
GB (1) GB2318021A (en)
WO (1) WO1998015124A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI103628B (en) 1997-09-02 1999-07-30 Nokia Mobile Phones Ltd Uploading video data
US6754241B1 (en) 1999-01-06 2004-06-22 Sarnoff Corporation Computer system for statistical multiplexing of bitstreams
WO2000041395A1 (en) * 1999-01-06 2000-07-13 Sarnoff Corporation Latency-based statistical multiplexing
GB2363036B (en) * 2000-05-31 2004-05-12 Nokia Mobile Phones Ltd Conference call method and apparatus therefor
EP1286547A1 (en) * 2001-08-09 2003-02-26 iPoint Media Ltd. Broadband media distribution system
NO319069B1 (en) 2004-03-05 2005-06-13 Tandberg Telecom As Procedure for uninterrupted conference call
CN100433753C (en) * 2004-04-23 2008-11-12 王晖 A videophone terminal
CN102131071B (en) * 2010-01-18 2013-04-24 华为终端有限公司 Method and device for video screen switching

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6467089A (en) * 1987-09-08 1989-03-13 Nec Corp Tv telephone set
JP3172199B2 (en) * 1990-04-04 2001-06-04 株式会社東芝 Videophone equipment
US5541640A (en) * 1992-06-23 1996-07-30 Larson; Craig R. Videophone for simultaneous audio and video communication via a standard telephone line
US5329308A (en) * 1992-07-29 1994-07-12 At&T Bell Laboratories Bidirectional video telephony between cable television and switched telephone systems
JP3255995B2 (en) * 1992-10-23 2002-02-12 株式会社日立製作所 Videophone equipment
US5473366A (en) * 1992-11-17 1995-12-05 Canon Kabushiki Kaisha Television-telephone apparatus having a message-keeping function and an automatic response transmission function
WO1994030017A1 (en) * 1993-06-03 1994-12-22 Target Technologies, Inc. Videoconferencing system
GB2294377B (en) * 1993-06-18 1998-01-28 Amulet Electronics Ltd Video-telephony communication apparatus
JPH0738861A (en) * 1993-07-20 1995-02-07 Matsushita Electric Ind Co Ltd Video telephone system
GB2281672A (en) * 1993-09-03 1995-03-08 Ibm Video conferencing system
FR2711873B1 (en) * 1993-10-26 1995-11-24 Thomson Csf ISDN / PSTN dual-mode videophone terminal.
US5524110A (en) * 1993-11-24 1996-06-04 Intel Corporation Conferencing over multiple transports
US5557663A (en) * 1995-02-15 1996-09-17 Industrial Technology Research Institute Multi-media communication system with integrated and coherent audio-video user interface allowing flexible image input

Also Published As

Publication number Publication date
AU4807097A (en) 1998-04-24
GB2318021A (en) 1998-04-08
BR9706810A (en) 1999-08-31
DE19744056A1 (en) 1998-06-04
WO1998015124A1 (en) 1998-04-09

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)