JPS5619002A - Matrix photoswitch - Google Patents

Matrix photoswitch

Info

Publication number
JPS5619002A
JPS5619002A JP9429479A JP9429479A JPS5619002A JP S5619002 A JPS5619002 A JP S5619002A JP 9429479 A JP9429479 A JP 9429479A JP 9429479 A JP9429479 A JP 9429479A JP S5619002 A JPS5619002 A JP S5619002A
Authority
JP
Japan
Prior art keywords
prisms
exit
optical fibers
rays
incident
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
JP9429479A
Other languages
English (en)
Inventor
Hisao Yamamoto
Haruo Ogiwara
Masaaki Yokoyama
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 JP9429479A priority Critical patent/JPS5619002A/ja
Publication of JPS5619002A publication Critical patent/JPS5619002A/ja
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
    • G02B6/351—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements
    • G02B6/3524—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element being refractive
    • 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
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
    • G02B6/2817—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using reflective elements to split or combine optical signals
    • 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
    • G02B6/351—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements
    • G02B6/3524—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element being refractive
    • G02B6/3528—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element being refractive the optical element being a prism
    • 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)
  • Mechanical Light Control Or Optical Switches (AREA)
JP9429479A 1979-07-26 1979-07-26 Matrix photoswitch Pending JPS5619002A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9429479A JPS5619002A (en) 1979-07-26 1979-07-26 Matrix photoswitch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9429479A JPS5619002A (en) 1979-07-26 1979-07-26 Matrix photoswitch

Publications (1)

Publication Number Publication Date
JPS5619002A true JPS5619002A (en) 1981-02-23

Family

ID=14106239

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9429479A Pending JPS5619002A (en) 1979-07-26 1979-07-26 Matrix photoswitch

Country Status (1)

Country Link
JP (1) JPS5619002A (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2570511A1 (fr) * 1984-09-18 1986-03-21 Honda Motor Co Ltd Unite de circuit conduisant la lumiere
US4630883A (en) * 1983-03-21 1986-12-23 The United States Of America As Represented By The Secretary Of The Navy Optical waveguide apparatus and method for manufacturing
US4681397A (en) * 1985-06-28 1987-07-21 Amp Incorporated Optical switching arrangement
US4761832A (en) * 1985-06-28 1988-08-02 Amp Incorporated Fiber optic switching network
US4786131A (en) * 1987-07-28 1988-11-22 Polaroid Corporation Star coupler
US7492991B2 (en) 2006-04-28 2009-02-17 Gemfire Corporation Arrayed waveguide grating with reduced channel passband asymmetry

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4630883A (en) * 1983-03-21 1986-12-23 The United States Of America As Represented By The Secretary Of The Navy Optical waveguide apparatus and method for manufacturing
FR2570511A1 (fr) * 1984-09-18 1986-03-21 Honda Motor Co Ltd Unite de circuit conduisant la lumiere
US4674828A (en) * 1984-09-18 1987-06-23 Honda Giken Kogyo Kabushiki Kaisha Light-conductive circuit unit including light deflecting means and optical switching means
US4681397A (en) * 1985-06-28 1987-07-21 Amp Incorporated Optical switching arrangement
US4761832A (en) * 1985-06-28 1988-08-02 Amp Incorporated Fiber optic switching network
US4786131A (en) * 1987-07-28 1988-11-22 Polaroid Corporation Star coupler
US7492991B2 (en) 2006-04-28 2009-02-17 Gemfire Corporation Arrayed waveguide grating with reduced channel passband asymmetry

Similar Documents

Publication Publication Date Title
US3874783A (en) Numerical aperture expansion in fiber optic devices
EP0426411B1 (en) Light fixture with beam shaping lens
US3832029A (en) Self-imaging with an optical tunnel for image formation
TW315023U (en) Marker apparatus
EP0038563A3 (en) Optical system with high coupling efficiency, in particular for attenuation measurement apparatuses employing the back-scattering technique
GB1318042A (en) Optical systems
SE8105941L (sv) Icke fokuserande refraktorteleskop med dubbel forstoring
US3724924A (en) Multiple focusing device
WO2000025162A3 (en) Multiple port, fiber optic coupling device
US3817604A (en) Method of focusing a high-powered laser beam
JPS5619002A (en) Matrix photoswitch
US3244075A (en) Dispersive type optical filter utilizing light-transmitting fiber elements
GB918213A (en) Improvements relating to infra-red periscopes
JPS54122134A (en) Light crossbar switch
US4660972A (en) Arrangement for visualizing the cores of optical waveguides
EP3690493A1 (en) Divergence-reshaping array
JPS55113020A (en) Light isolator
JPS5643605A (en) Photoswitch
SU642611A1 (ru) Призменна дисперсионна система
US4603939A (en) Revolving magnifying prisms
SU1682959A1 (ru) Монохроматический объектив-коллиматор
JPS6069608A (ja) 光分岐装置
GB969020A (en) Improvements in or relating to drum lenses
GB747228A (en) Improvements in or relating to anamorphotic optical systems
JPS57169713A (en) Optical connector