JPS5784659A - Video communication device - Google Patents

Video communication device

Info

Publication number
JPS5784659A
JPS5784659A JP16157480A JP16157480A JPS5784659A JP S5784659 A JPS5784659 A JP S5784659A JP 16157480 A JP16157480 A JP 16157480A JP 16157480 A JP16157480 A JP 16157480A JP S5784659 A JPS5784659 A JP S5784659A
Authority
JP
Japan
Prior art keywords
reproduced
television
selection
exchange
memory
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.)
Granted
Application number
JP16157480A
Other languages
Japanese (ja)
Other versions
JPS648947B2 (en
Inventor
Tamihei Hiramatsu
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP16157480A priority Critical patent/JPS5784659A/en
Publication of JPS5784659A publication Critical patent/JPS5784659A/en
Publication of JPS648947B2 publication Critical patent/JPS648947B2/ja
Granted 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
    • H04N7/15—Conference systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimiles In General (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)

Abstract

PURPOSE:To make easy the exchange of will at the conference or the like, by providing a plurality of manuscript video input circuits, selecting one of them through a selection instructing signal, reconstructing and displaying it on a television screen through duplicated writing with a prescribed period. CONSTITUTION:Manual video input circuits 1a-1n are provided for conference attendees. Switches 2a-2n of a selection circuit 2 are selected and closed with an instruction signal from a selection instruction device 3 provided at the chairman side and manuscript video information Pn, (x), (y) are inputted to a memory 5 via a control circuit 4. The video information read out from the memory 5 is reproduced on a monitor television of each attendant via a television signal conversion circuit 7. To a reproduced picture, duplicated writing is made from any of the attendants, this is reproduced on a monitor television of each attendant, and the exchange of mutual will is made easy.
JP16157480A 1980-11-17 1980-11-17 Video communication device Granted JPS5784659A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16157480A JPS5784659A (en) 1980-11-17 1980-11-17 Video communication device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16157480A JPS5784659A (en) 1980-11-17 1980-11-17 Video communication device

Publications (2)

Publication Number Publication Date
JPS5784659A true JPS5784659A (en) 1982-05-27
JPS648947B2 JPS648947B2 (en) 1989-02-15

Family

ID=15737693

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16157480A Granted JPS5784659A (en) 1980-11-17 1980-11-17 Video communication device

Country Status (1)

Country Link
JP (1) JPS5784659A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57141859A (en) * 1981-02-25 1982-09-02 Toshiba Electric Equip Display element for remote visual recognition type photoelectric display unit
JPS609263A (en) * 1983-06-29 1985-01-18 Fujitsu Ltd Operation mode managing system of electronic blackboard

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS509649A (en) * 1973-05-28 1975-01-31
JPS512352A (en) * 1974-06-13 1976-01-09 Nippon Telegraph & Telephone TEREBIDEN WAKAIGIHOSHIKI

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS509649A (en) * 1973-05-28 1975-01-31
JPS512352A (en) * 1974-06-13 1976-01-09 Nippon Telegraph & Telephone TEREBIDEN WAKAIGIHOSHIKI

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57141859A (en) * 1981-02-25 1982-09-02 Toshiba Electric Equip Display element for remote visual recognition type photoelectric display unit
JPS609263A (en) * 1983-06-29 1985-01-18 Fujitsu Ltd Operation mode managing system of electronic blackboard
JPH0572149B2 (en) * 1983-06-29 1993-10-08 Fujitsu Ltd

Also Published As

Publication number Publication date
JPS648947B2 (en) 1989-02-15

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