JPS522201A - Changeover matrix for light communication - Google Patents

Changeover matrix for light communication

Info

Publication number
JPS522201A
JPS522201A JP50076784A JP7678475A JPS522201A JP S522201 A JPS522201 A JP S522201A JP 50076784 A JP50076784 A JP 50076784A JP 7678475 A JP7678475 A JP 7678475A JP S522201 A JPS522201 A JP S522201A
Authority
JP
Japan
Prior art keywords
light communication
changeover
matrix
changeover matrix
light
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
JP50076784A
Other languages
Japanese (ja)
Other versions
JPS5849075B2 (en
Inventor
Masahiro Oota
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP50076784A priority Critical patent/JPS5849075B2/en
Publication of JPS522201A publication Critical patent/JPS522201A/en
Publication of JPS5849075B2 publication Critical patent/JPS5849075B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
    • H04Q3/526—Optical switching systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Optical Communication System (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Electronic Switches (AREA)

Abstract

PURPOSE:To changeover input and output of light signals by means of a changeover matrix without photoelectric conversion in light communication system using optical fibres as transmission lines.
JP50076784A 1975-06-24 1975-06-24 Hikari Tsuushinyou Kirika Matrix Expired JPS5849075B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50076784A JPS5849075B2 (en) 1975-06-24 1975-06-24 Hikari Tsuushinyou Kirika Matrix

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50076784A JPS5849075B2 (en) 1975-06-24 1975-06-24 Hikari Tsuushinyou Kirika Matrix

Publications (2)

Publication Number Publication Date
JPS522201A true JPS522201A (en) 1977-01-08
JPS5849075B2 JPS5849075B2 (en) 1983-11-01

Family

ID=13615216

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50076784A Expired JPS5849075B2 (en) 1975-06-24 1975-06-24 Hikari Tsuushinyou Kirika Matrix

Country Status (1)

Country Link
JP (1) JPS5849075B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5668040A (en) * 1979-11-08 1981-06-08 Takashi Mori Transmission system for light energy and light signal
US4595254A (en) * 1982-05-28 1986-06-17 Alain Gentric Optical fiber collimating system
US4830452A (en) * 1986-07-12 1989-05-16 Oxley Robert F Optical switching system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4934214A (en) * 1972-07-28 1974-03-29

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4934214A (en) * 1972-07-28 1974-03-29

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5668040A (en) * 1979-11-08 1981-06-08 Takashi Mori Transmission system for light energy and light signal
JPS592215B2 (en) * 1979-11-08 1984-01-17 敬 森 Optical energy and optical signal transmission system
US4595254A (en) * 1982-05-28 1986-06-17 Alain Gentric Optical fiber collimating system
US4830452A (en) * 1986-07-12 1989-05-16 Oxley Robert F Optical switching system

Also Published As

Publication number Publication date
JPS5849075B2 (en) 1983-11-01

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