SE354400B - - Google Patents

Info

Publication number
SE354400B
SE354400B SE07738/68A SE773868A SE354400B SE 354400 B SE354400 B SE 354400B SE 07738/68 A SE07738/68 A SE 07738/68A SE 773868 A SE773868 A SE 773868A SE 354400 B SE354400 B SE 354400B
Authority
SE
Sweden
Application number
SE07738/68A
Inventor
I Dorros
D Robinson
Original Assignee
Western Electric Co
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 filed Critical Western Electric Co
Publication of SE354400B publication Critical patent/SE354400B/xx

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/268—Signal distribution or switching
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
SE07738/68A 1967-06-16 1968-06-07 SE354400B (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US64652567A 1967-06-16 1967-06-16

Publications (1)

Publication Number Publication Date
SE354400B true SE354400B (xx) 1973-03-05

Family

ID=24593378

Family Applications (1)

Application Number Title Priority Date Filing Date
SE07738/68A SE354400B (xx) 1967-06-16 1968-06-07

Country Status (3)

Country Link
US (1) US3519744A (xx)
GB (1) GB1223192A (xx)
SE (1) SE354400B (xx)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3974337A (en) * 1967-10-24 1976-08-10 Matsushita Electric Industrial Co., Ltd. FM television telephone system
GB1236776A (en) * 1967-10-24 1971-06-23 Matsushita Electric Ind Co Ltd Television telephone system
DE1930925B (de) * 1969-06-19 1970-11-19 Siemens AG, 1000 Berlin u. 8000 München Schaltungsanordnung für Fernsehtelefonie in Fernsprechnebenstellenanlagen mit Konferenzeinrichtungen
BE758598A (fr) * 1969-11-10 1971-04-16 Western Electric Co Systeme telephonique a postes a lignes multiples
US3649761A (en) * 1970-01-23 1972-03-14 Bell Telephone Labor Inc Dial selective wideband intercommunication system
DE2104337B1 (de) * 1971-01-29 1972-03-16 Siemens AG, 1000 Berlin u 8000 München Schaltungsanordnung fur eine Fern sprechvermittlungsanlage mit Konferenz einrichtungen
US3725587A (en) * 1971-01-29 1973-04-03 Siemens Ag Apparatus for a telephone exchange system with conference equipment and having a video capability
US3705269A (en) * 1971-03-01 1972-12-05 Bell Telephone Labor Inc Multilink wideband intercommunication system
JPS5334930B2 (xx) * 1973-10-24 1978-09-25
US3944736A (en) * 1974-06-05 1976-03-16 General Electric Company Voice-operated switching circuit for a video communications system
FR2312904A1 (fr) * 1975-05-27 1976-12-24 Poirier Alain Perfectionnements aux systemes et aux dispositifs de teleconference par visiophonie
US4004084A (en) * 1976-03-03 1977-01-18 Bell Telephone Laboratories, Incorporated Video conferencing system using spatial reduction and temporal resolution
US4399555A (en) * 1980-04-28 1983-08-16 Bell Telephone Laboratories, Incorporated Cellular high capacity mobile radiotelephone system with fleet-calling arrangement for dispatch service
US4400724A (en) * 1981-06-08 1983-08-23 The United States Of America As Represented By The Secretary Of The Army Virtual space teleconference system
FR2524750A1 (fr) * 1982-03-30 1983-10-07 Telecommunications Sa Systeme de visioconference multisalle
US4475189A (en) * 1982-05-27 1984-10-02 At&T Bell Laboratories Automatic interactive conference arrangement
DE3483025D1 (de) * 1983-06-28 1990-09-27 Fujitsu Ltd Elektronisches konferenzsystem.
US4531024A (en) * 1983-10-25 1985-07-23 At&T Bell Laboratories Multilocation video conference terminal including video switching contention control
US4558180A (en) * 1983-10-25 1985-12-10 At&T Bell Laboratories Programmable audio mixer
US4591660A (en) * 1983-10-25 1986-05-27 At&T Bell Laboratories Common control audio decryptor
US4529839A (en) * 1983-10-25 1985-07-16 At&T Bell Laboratories Multilocation video conference terminal including an arrangement to reduce disruption in video switching
US4574374A (en) * 1983-10-25 1986-03-04 At&T Bell Laboratories Multilocation video conference terminal including rapid video switching
US4529840A (en) * 1983-10-26 1985-07-16 At&T Bell Laboratories Multilocation video conference terminal including controllable conference location reconfiguration
DE3566208D1 (en) * 1984-02-29 1988-12-15 Hertz Inst Heinrich Video conference system
FR2562746B1 (fr) * 1984-04-10 1986-08-08 Sorriaux Pierre Autocommutateur a matrice de commutation video
US4716585A (en) * 1985-04-05 1987-12-29 Datapoint Corporation Gain switched audio conferencing network
US4686698A (en) * 1985-04-08 1987-08-11 Datapoint Corporation Workstation for interfacing with a video conferencing network
US5014267A (en) * 1989-04-06 1991-05-07 Datapoint Corporation Video conferencing network
CA2047373A1 (en) * 1990-08-22 1992-02-23 J. W. Dannwolf Economical videoconference system
US6195176B1 (en) * 1992-08-31 2001-02-27 Canon Kabushiki Kaisha TV conference system and terminal equipment for use in the same
US5751338A (en) * 1994-12-30 1998-05-12 Visionary Corporate Technologies Methods and systems for multimedia communications via public telephone networks
US6972786B1 (en) 1994-12-30 2005-12-06 Collaboration Properties, Inc. Multimedia services using central office
JP2005020520A (ja) * 2003-06-27 2005-01-20 Brother Ind Ltd テレビ会議システム
TW200926833A (en) * 2007-12-03 2009-06-16 Nat Applied Res Lab Nat Ct For High Performance Computing Display system and display method capable of receiving multiple sources and with synchronous multiple outputs
US8446455B2 (en) 2010-12-08 2013-05-21 Cisco Technology, Inc. System and method for exchanging information in a video conference environment
US8553064B2 (en) 2010-12-08 2013-10-08 Cisco Technology, Inc. System and method for controlling video data to be rendered in a video conference environment

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3026374A (en) * 1958-06-26 1962-03-20 John K Hilliard Voice-control telephone conference system
DE1288118B (xx) * 1963-04-30 1969-01-30

Also Published As

Publication number Publication date
GB1223192A (en) 1971-02-24
US3519744A (en) 1970-07-07

Similar Documents

Publication Publication Date Title
AU425114B2 (xx)
AU416737B2 (xx)
AU610966A (xx)
BE708922A (xx)
BE704858A (xx)
SE354400B (xx)
BE711612A (xx)
BE711511A (xx)
BE711317A (xx)
BE711293A (xx)
BE711118A (xx)
BE710483A (xx)
AU408412B2 (xx)
BE709912A (xx)
BE709833A (xx)
BE709429A (xx)
BE709316A (xx)
BE709278A (xx)
BE709076A (xx)
BE708711A (xx)
BE704511A (xx)
BE702208A (xx)
BE694668A (xx)
BE692780A (xx)
BE692779A (xx)