GB2156178B - Optical switching device and matrix - Google Patents

Optical switching device and matrix

Info

Publication number: GB2156178B
Authority: GB; United Kingdom
Prior art keywords: matrix; switching device; optical switching; optical; switching
Prior art date: 1984-03-15
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.)

1984-03-15

Filing date

1985-03-15

Publication date

1987-05-13

1985-03-15 Application filed by British Broadcasting Corp filed Critical British Broadcasting Corp

1985-04-17 Publication of GB8506835D0 publication Critical patent/GB8506835D0/en

1985-10-02 Publication of GB2156178A publication Critical patent/GB2156178A/en

1987-05-13 Application granted granted Critical

1987-05-13 Publication of GB2156178B publication Critical patent/GB2156178B/en

Status Expired legal-status Critical Current

Links

239000011159 matrix material Substances 0.000 title 1
230000003287 optical effect Effects 0.000 title 1

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

1984
- 1984-03-15 GB GB848406824A patent/GB8406824D0/en active Pending
1985
- 1985-03-15 GB GB08506835A patent/GB2156178B/en not_active Expired

Also Published As

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

Legal Events

Date	Code	Title	Description
1993-11-10	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 19930315

Publication	Publication Date	Title
GB2161338B (en)	1987-12-02	Optical switch device
DE3475374D1 (en)	1988-12-29	Switching device
EP0177247A3 (en)	1988-07-27	Active matrix display device
EP0169442A3 (en)	1987-02-04	Electro-optic device
GB2164466B (en)	1988-01-27	Electrochromic device
EP0176812A3 (en)	1987-11-25	Optical device
DE3562839D1 (en)	1988-06-23	Switching device with antiarcing screen
GB8823878D0 (en)	1988-11-16	Optical switching device
DE3476909D1 (en)	1989-04-06	Light diverting and switching device
GB8531300D0 (en)	1986-01-29	Optical device
DE3565023D1 (en)	1988-10-20	Protective switching device
IL92500A0 (en)	1990-08-31	Waveguide matrix switch
GB2170017B (en)	1988-09-14	Optical device
GB2165697B (en)	1988-12-07	Switching device
GB8822588D0 (en)	1988-11-02	Optical matrix
GB2156178B (en)	1987-05-13	Optical switching device and matrix
GB8414454D0 (en)	1984-07-11	Opto-electronic and electro-optic devices
GB2160692B (en)	1987-11-11	Lcd matrix elements
GB2196751B (en)	1990-09-12	Optical switching device
DE3564229D1 (en)	1988-09-15	Switching device
GB2167621B (en)	1988-03-02	Programmed matrix device
GB8519158D0 (en)	1985-09-04	Reflective device
AU8293587A (en)	1988-06-23	Optical switching element between two optical guides and optical switching matrix constituted by these switching elements
GB8503881D0 (en)	1985-03-20	Optical switching arrangement
GB8608086D0 (en)	1986-05-08	Optical switching device