JPS547950A - Optical switch and its network - Google Patents

Optical switch and its network

Info

Publication number
JPS547950A
JPS547950A JP7310977A JP7310977A JPS547950A JP S547950 A JPS547950 A JP S547950A JP 7310977 A JP7310977 A JP 7310977A JP 7310977 A JP7310977 A JP 7310977A JP S547950 A JPS547950 A JP S547950A
Authority
JP
Japan
Prior art keywords
optical switch
network
optical
entangled
attenuation
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
JP7310977A
Other languages
Japanese (ja)
Inventor
Hisao Yamamoto
Kohei Habara
Yukima Suzuki
Haruo Hagiwara
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.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone 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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP7310977A priority Critical patent/JPS547950A/en
Publication of JPS547950A publication Critical patent/JPS547950A/en
Pending legal-status Critical Current

Links

Landscapes

  • Mechanical Light Control Or Optical Switches (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)

Abstract

PURPOSE:To constitute a multi-terminal optical switch network with the use of a reduced number of connections, while reducing the attenuation of optical signals, by connecting optical fibers with the use of a mechanism in a manner free from being entangled.
JP7310977A 1977-06-20 1977-06-20 Optical switch and its network Pending JPS547950A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7310977A JPS547950A (en) 1977-06-20 1977-06-20 Optical switch and its network

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7310977A JPS547950A (en) 1977-06-20 1977-06-20 Optical switch and its network

Publications (1)

Publication Number Publication Date
JPS547950A true JPS547950A (en) 1979-01-20

Family

ID=13508783

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7310977A Pending JPS547950A (en) 1977-06-20 1977-06-20 Optical switch and its network

Country Status (1)

Country Link
JP (1) JPS547950A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63200116A (en) * 1987-02-17 1988-08-18 Fujikura Ltd Switching method and device for communication line
JPH02171713A (en) * 1988-12-26 1990-07-03 Nippon Telegr & Teleph Corp <Ntt> Optical fiber switch
JPH0295011U (en) * 1989-01-11 1990-07-27

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63200116A (en) * 1987-02-17 1988-08-18 Fujikura Ltd Switching method and device for communication line
JPH02171713A (en) * 1988-12-26 1990-07-03 Nippon Telegr & Teleph Corp <Ntt> Optical fiber switch
JPH0295011U (en) * 1989-01-11 1990-07-27

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