FR2076940A5 - - Google Patents

Info

Publication number
FR2076940A5
FR2076940A5 FR7102247A FR7102247A FR2076940A5 FR 2076940 A5 FR2076940 A5 FR 2076940A5 FR 7102247 A FR7102247 A FR 7102247A FR 7102247 A FR7102247 A FR 7102247A FR 2076940 A5 FR2076940 A5 FR 2076940A5
Authority
FR
France
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
Application number
FR7102247A
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.)
AT&T Corp
Original Assignee
Western Electric Co 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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of FR2076940A5 publication Critical patent/FR2076940A5/fr
Expired 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/15—Conference systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0016—Arrangements providing connection between exchanges

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephonic Communication Services (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
FR7102247A 1970-01-23 1971-01-22 Expired FR2076940A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US524370A 1970-01-23 1970-01-23

Publications (1)

Publication Number Publication Date
FR2076940A5 true FR2076940A5 (fr) 1971-10-15

Family

ID=21714906

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7102247A Expired FR2076940A5 (fr) 1970-01-23 1971-01-22

Country Status (5)

Country Link
US (1) US3649761A (fr)
BE (1) BE761788A (fr)
FR (1) FR2076940A5 (fr)
GB (1) GB1342781A (fr)
NL (1) NL151870B (fr)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3711648A (en) * 1971-06-01 1973-01-16 W Whitney Communication system providing combined audio-video service
JPS5334930B2 (fr) * 1973-10-24 1978-09-25
US3933233A (en) * 1974-01-02 1976-01-20 Stromberg-Carlson Corporation Control circuit for subscriber station in video telephone system
US4645872A (en) * 1982-04-01 1987-02-24 John Hopkins University Videophone network system
US5920615A (en) * 1995-10-19 1999-07-06 British Telecommunications Public Limited Company Telecommunications switch
US7187686B1 (en) 1996-11-01 2007-03-06 Sbc Properties, B.P. Telecommunication system, method and subscriber unit for use therein
US6370149B1 (en) * 1998-07-20 2002-04-09 Ameritech Corporation Telecommunication system, method and subscriber unit for use therein
US5949763A (en) * 1997-07-17 1999-09-07 Ameritech Corporation Method and apparatus for providing broadband access conferencing services
US6141356A (en) 1997-11-10 2000-10-31 Ameritech Corporation System and method for distributing voice and data information over wireless and wireline networks
US6181693B1 (en) 1998-10-08 2001-01-30 High Speed Video, L.L.C. High speed video transmission over telephone lines
US6335936B1 (en) 1999-04-22 2002-01-01 Ameritech Corporation Wide area communication networking
US6285671B1 (en) * 1999-04-22 2001-09-04 Ameritech Corporation Method and system for providing facsimile service over a digital subscriber line
US8977683B2 (en) 2000-12-26 2015-03-10 Polycom, Inc. Speakerphone transmitting password information to a remote device
US8948059B2 (en) 2000-12-26 2015-02-03 Polycom, Inc. Conference endpoint controlling audio volume of a remote device
US7339605B2 (en) * 2004-04-16 2008-03-04 Polycom, Inc. Conference link between a speakerphone and a video conference unit
US7864938B2 (en) * 2000-12-26 2011-01-04 Polycom, Inc. Speakerphone transmitting URL information to a remote device
US8964604B2 (en) * 2000-12-26 2015-02-24 Polycom, Inc. Conference endpoint instructing conference bridge to dial phone number
US9001702B2 (en) * 2000-12-26 2015-04-07 Polycom, Inc. Speakerphone using a secure audio connection to initiate a second secure connection
US7221663B2 (en) * 2001-12-31 2007-05-22 Polycom, Inc. Method and apparatus for wideband conferencing
AU2002258135A1 (en) * 2001-05-10 2002-11-18 Polycom Israel Ltd. Control unit for multipoint multimedia/audio system
US8934382B2 (en) * 2001-05-10 2015-01-13 Polycom, Inc. Conference endpoint controlling functions of a remote device
US8976712B2 (en) * 2001-05-10 2015-03-10 Polycom, Inc. Speakerphone and conference bridge which request and perform polling operations
US8934381B2 (en) 2001-12-31 2015-01-13 Polycom, Inc. Conference endpoint instructing a remote device to establish a new connection
US7787605B2 (en) * 2001-12-31 2010-08-31 Polycom, Inc. Conference bridge which decodes and responds to control information embedded in audio information
US7978838B2 (en) 2001-12-31 2011-07-12 Polycom, Inc. Conference endpoint instructing conference bridge to mute participants
US8223942B2 (en) 2001-12-31 2012-07-17 Polycom, Inc. Conference endpoint requesting and receiving billing information from a conference bridge
US8705719B2 (en) 2001-12-31 2014-04-22 Polycom, Inc. Speakerphone and conference bridge which receive and provide participant monitoring information
US8102984B2 (en) 2001-12-31 2012-01-24 Polycom Inc. Speakerphone and conference bridge which receive and provide participant monitoring information
EP1464142A4 (fr) * 2001-12-31 2005-04-27 Polycom Inc Procede et systeme de communication sur large bande
US8947487B2 (en) * 2001-12-31 2015-02-03 Polycom, Inc. Method and apparatus for combining speakerphone and video conference unit operations
US8885523B2 (en) * 2001-12-31 2014-11-11 Polycom, Inc. Speakerphone transmitting control information embedded in audio information through a conference bridge
US8144854B2 (en) 2001-12-31 2012-03-27 Polycom Inc. Conference bridge which detects control information embedded in audio information to prioritize operations
US7742588B2 (en) 2001-12-31 2010-06-22 Polycom, Inc. Speakerphone establishing and using a second connection of graphics information
US8023458B2 (en) 2001-12-31 2011-09-20 Polycom, Inc. Method and apparatus for wideband conferencing
CN2684108Y (zh) * 2004-02-22 2005-03-09 黄志刚 高水温换热器
US7864209B2 (en) 2005-04-28 2011-01-04 Apple Inc. Audio processing in a multi-participant conference
US8861701B2 (en) 2005-04-28 2014-10-14 Apple Inc. Multi-participant conference adjustments
US7899170B2 (en) 2005-04-28 2011-03-01 Apple Inc. Multi-participant conference setup
US7817180B2 (en) 2005-04-28 2010-10-19 Apple Inc. Video processing in a multi-participant video conference
US7949117B2 (en) 2005-04-28 2011-05-24 Apple Inc. Heterogeneous video conferencing
US7692682B2 (en) 2005-04-28 2010-04-06 Apple Inc. Video encoding in a video conference
WO2006116750A2 (fr) * 2005-04-28 2006-11-02 Apple Computer, Inc. Conference multi-participant
US7796565B2 (en) 2005-06-08 2010-09-14 Polycom, Inc. Mixed voice and spread spectrum data signaling with multiplexing multiple users with CDMA
US8126029B2 (en) * 2005-06-08 2012-02-28 Polycom, Inc. Voice interference correction for mixed voice and spread spectrum data signaling
US8199791B2 (en) 2005-06-08 2012-06-12 Polycom, Inc. Mixed voice and spread spectrum data signaling with enhanced concealment of data

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3331924A (en) * 1963-04-05 1967-07-18 Reaves Michael John Telephone systems
US3335226A (en) * 1963-09-27 1967-08-08 Bell Telephone Labor Inc Combined telephone and data switching system
US3322901A (en) * 1964-03-31 1967-05-30 American Telephone & Telegraph Pbx dial conference trunk circuit
GB1107360A (en) * 1964-12-07 1968-03-27 Solid State Electronics Pty Lt Electronic picture display system
US3450845A (en) * 1965-09-29 1969-06-17 Bell Telephone Labor Inc Dial selective intercommunication system
US3519744A (en) * 1967-06-16 1970-07-07 Bell Telephone Labor Inc Apparatus for connecting visual telephone sets in a conference arrangement

Also Published As

Publication number Publication date
BE761788A (fr) 1971-07-01
NL7100890A (fr) 1971-07-27
DE2102934B2 (de) 1976-12-02
NL151870B (nl) 1976-12-15
DE2102934A1 (de) 1971-07-29
GB1342781A (en) 1974-01-03
US3649761A (en) 1972-03-14

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Legal Events

Date Code Title Description
ST Notification of lapse