JPS5491125A - Itv system - Google Patents

Itv system

Info

Publication number
JPS5491125A
JPS5491125A JP15906877A JP15906877A JPS5491125A JP S5491125 A JPS5491125 A JP S5491125A JP 15906877 A JP15906877 A JP 15906877A JP 15906877 A JP15906877 A JP 15906877A JP S5491125 A JPS5491125 A JP S5491125A
Authority
JP
Japan
Prior art keywords
camera
monitor
switching
itv
video transmission
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.)
Pending
Application number
JP15906877A
Other languages
Japanese (ja)
Inventor
Yoshimi Yasukochi
Kinhiko Murata
Hirotoshi Hondo
Mikio Kokayu
Masakazu Higashimoto
Haruhiko Ishizu
Souji Fukuhara
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.)
Furukawa Electric Co Ltd
Original Assignee
Furukawa Electric Co 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
Application filed by Furukawa Electric Co Ltd filed Critical Furukawa Electric Co Ltd
Priority to JP15906877A priority Critical patent/JPS5491125A/en
Publication of JPS5491125A publication Critical patent/JPS5491125A/en
Pending legal-status Critical Current

Links

Landscapes

  • Selective Calling Equipment (AREA)
  • Closed-Circuit Television Systems (AREA)

Abstract

PURPOSE: To make it possible to monitor efficiently a required camera output by the small number of monitor TVs, by performing both of camera switching and line switching simultaneously in the ITV system.
CONSTITUTION: Plural terminal stations 1 having plural ITV cameras 2 and camera switching parts and monitor TVs 5, which are provided in center 4 and have the number smaller than the total number of ITV cameras, are connected through line switching part 10, which switches the connection between video transmission busses 12 from camera switching parts 3 and video transmission busses 11 corresponding to monitor TVs 5, correspondingly to each camera switching part 3. Then, the operation of switching between camera switching parts 3 and line switching parts 10 is performed by the instruction from control part 9 provided in center 4, so that the video transmission between desired ITV camera 2 of desired terminal station 1 and a desired monitor TV can be performed.
COPYRIGHT: (C)1979,JPO&Japio
JP15906877A 1977-12-28 1977-12-28 Itv system Pending JPS5491125A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15906877A JPS5491125A (en) 1977-12-28 1977-12-28 Itv system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15906877A JPS5491125A (en) 1977-12-28 1977-12-28 Itv system

Publications (1)

Publication Number Publication Date
JPS5491125A true JPS5491125A (en) 1979-07-19

Family

ID=15685506

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15906877A Pending JPS5491125A (en) 1977-12-28 1977-12-28 Itv system

Country Status (1)

Country Link
JP (1) JPS5491125A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6343484A (en) * 1986-08-11 1988-02-24 Matsushita Electric Works Ltd Picture processor
JPS63266986A (en) * 1987-04-23 1988-11-04 Erumoshiya:Kk Television camera monitoring device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6343484A (en) * 1986-08-11 1988-02-24 Matsushita Electric Works Ltd Picture processor
JPS63266986A (en) * 1987-04-23 1988-11-04 Erumoshiya:Kk Television camera monitoring device

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