JPS5413349A - Switch for optical fiber - Google Patents

Switch for optical fiber

Info

Publication number
JPS5413349A
JPS5413349A JP7884877A JP7884877A JPS5413349A JP S5413349 A JPS5413349 A JP S5413349A JP 7884877 A JP7884877 A JP 7884877A JP 7884877 A JP7884877 A JP 7884877A JP S5413349 A JPS5413349 A JP S5413349A
Authority
JP
Japan
Prior art keywords
switch
optical fiber
waveguide
reliability
produce
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
JP7884877A
Other languages
Japanese (ja)
Inventor
Koichi Aoyama
Junichiro Minowa
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.)
Nippon Telegraph and Telephone Corp
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 JP7884877A priority Critical patent/JPS5413349A/en
Publication of JPS5413349A publication Critical patent/JPS5413349A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/3502—Optical coupling means having switching means involving direct waveguide displacement, e.g. cantilever type waveguide displacement involving waveguide bending, or displacing an interposed waveguide between stationary waveguides
    • G02B6/3508—Lateral or transverse displacement of the whole waveguides, e.g. by varying the distance between opposed waveguide ends, or by mutual lateral displacement of opposed waveguide ends
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/354—Switching arrangements, i.e. number of input/output ports and interconnection types
    • G02B6/3544—2D constellations, i.e. with switching elements and switched beams located in a plane
    • G02B6/3546—NxM switch, i.e. a regular array of switches elements of matrix type constellation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)

Abstract

PURPOSE:To reduce the size, to improve the reliability and to produce a switch matrix by inserting a movable optical medium, which is equipped with a waveguide, into the space between input and output optical fibers.
JP7884877A 1977-07-01 1977-07-01 Switch for optical fiber Pending JPS5413349A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7884877A JPS5413349A (en) 1977-07-01 1977-07-01 Switch for optical fiber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7884877A JPS5413349A (en) 1977-07-01 1977-07-01 Switch for optical fiber

Publications (1)

Publication Number Publication Date
JPS5413349A true JPS5413349A (en) 1979-01-31

Family

ID=13673236

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7884877A Pending JPS5413349A (en) 1977-07-01 1977-07-01 Switch for optical fiber

Country Status (1)

Country Link
JP (1) JPS5413349A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55105210A (en) * 1979-02-08 1980-08-12 Nec Corp Photo switch element
JPS5614206A (en) * 1979-07-17 1981-02-12 Nippon Telegr & Teleph Corp <Ntt> Photo switch
JPS57186704A (en) * 1981-05-13 1982-11-17 Toshiba Corp Optical switch
EP0064751B1 (en) * 1981-05-13 1985-11-06 Kabushiki Kaisha Toshiba Optical switching apparatus
US4650278A (en) * 1983-10-31 1987-03-17 Northern Telecom Limited Fiber optic access nodes
US4790621A (en) * 1987-12-07 1988-12-13 Gte Products Corporation Fiber optic switch
JPH02903A (en) * 1987-12-16 1990-01-05 General Motors Corp (Gm) Light guide method and apparatus by planar polymer

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3976876A (en) * 1972-06-19 1976-08-24 Brocker Dale C Signal control apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3976876A (en) * 1972-06-19 1976-08-24 Brocker Dale C Signal control apparatus

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55105210A (en) * 1979-02-08 1980-08-12 Nec Corp Photo switch element
JPS5740484B2 (en) * 1979-02-08 1982-08-27
JPS5614206A (en) * 1979-07-17 1981-02-12 Nippon Telegr & Teleph Corp <Ntt> Photo switch
JPS57186704A (en) * 1981-05-13 1982-11-17 Toshiba Corp Optical switch
EP0064751B1 (en) * 1981-05-13 1985-11-06 Kabushiki Kaisha Toshiba Optical switching apparatus
US4568143A (en) * 1981-05-13 1986-02-04 Tokyo Shibaura Denki Kabushiki Kaisha Optical fiber crossover switching apparatus
US4650278A (en) * 1983-10-31 1987-03-17 Northern Telecom Limited Fiber optic access nodes
US4790621A (en) * 1987-12-07 1988-12-13 Gte Products Corporation Fiber optic switch
JPH02903A (en) * 1987-12-16 1990-01-05 General Motors Corp (Gm) Light guide method and apparatus by planar polymer

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