GB2156178B - Optical switching device and matrix - Google Patents

Optical switching device and matrix

Info

Publication number
GB2156178B
GB2156178B GB08506835A GB8506835A GB2156178B GB 2156178 B GB2156178 B GB 2156178B GB 08506835 A GB08506835 A GB 08506835A GB 8506835 A GB8506835 A GB 8506835A GB 2156178 B GB2156178 B GB 2156178B
Authority
GB
United Kingdom
Prior art keywords
matrix
switching device
optical switching
optical
switching
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.)
Expired
Application number
GB08506835A
Other versions
GB2156178A (en
GB8506835D0 (en
Inventor
Dennis Walker Osborne
Richard Peter Marsden
John Zubrzycki
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.)
British Broadcasting Corp
Original Assignee
British Broadcasting 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 British Broadcasting Corp filed Critical British Broadcasting Corp
Publication of GB8506835D0 publication Critical patent/GB8506835D0/en
Publication of GB2156178A publication Critical patent/GB2156178A/en
Application granted granted Critical
Publication of GB2156178B publication Critical patent/GB2156178B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • 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
    • G02B6/3512—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element being reflective, e.g. mirror
    • G02B6/3514—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element being reflective, e.g. mirror the reflective optical element moving along a line so as to translate into and out of the beam path, i.e. across the beam path
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0007—Construction
    • H04Q2011/0026—Construction using free space propagation (e.g. lenses, mirrors)
    • H04Q2011/003—Construction using free space propagation (e.g. lenses, mirrors) using switches based on microelectro-mechanical systems [MEMS]

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mathematical Physics (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
GB08506835A 1984-03-15 1985-03-15 Optical switching device and matrix Expired GB2156178B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848406824A GB8406824D0 (en) 1984-03-15 1984-03-15 Optical switching matrix

Publications (3)

Publication Number Publication Date
GB8506835D0 GB8506835D0 (en) 1985-04-17
GB2156178A GB2156178A (en) 1985-10-02
GB2156178B true GB2156178B (en) 1987-05-13

Family

ID=10558158

Family Applications (2)

Application Number Title Priority Date Filing Date
GB848406824A Pending GB8406824D0 (en) 1984-03-15 1984-03-15 Optical switching matrix
GB08506835A Expired GB2156178B (en) 1984-03-15 1985-03-15 Optical switching device and matrix

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB848406824A Pending GB8406824D0 (en) 1984-03-15 1984-03-15 Optical switching matrix

Country Status (1)

Country Link
GB (2) GB8406824D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2201313A (en) * 1987-02-10 1988-08-24 Plessey Co Plc Optical switching arrangement
JPH06258546A (en) * 1993-03-09 1994-09-16 Hitachi Ltd Optical distribution element, optical distribution circuit and method for constituting the distribution circuit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2206098C3 (en) * 1972-02-09 1980-03-13 Philips Patentverwaltung Gmbh, 2000 Hamburg Switching network for a switching system of communication channels, preferably in the optical frequency range
GB1546797A (en) * 1976-02-19 1979-05-31 Siemens Ag Optical signal distribution systems
JPS55105210A (en) * 1979-02-08 1980-08-12 Nec Corp Photo switch element
FR2458195B1 (en) * 1979-05-30 1986-02-28 Materiel Telephonique VERY LARGE NUMBER OF CHANNELS OPTICAL SWITCH

Also Published As

Publication number Publication date
GB2156178A (en) 1985-10-02
GB8406824D0 (en) 1984-04-18
GB8506835D0 (en) 1985-04-17

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930315