FR2591764B1 - Systeme optique de multiplexage et procede d'utilisation de ce systeme - Google Patents

Systeme optique de multiplexage et procede d'utilisation de ce systeme

Info

Publication number
FR2591764B1
FR2591764B1 FR868617708A FR8617708A FR2591764B1 FR 2591764 B1 FR2591764 B1 FR 2591764B1 FR 868617708 A FR868617708 A FR 868617708A FR 8617708 A FR8617708 A FR 8617708A FR 2591764 B1 FR2591764 B1 FR 2591764B1
Authority
FR
France
Prior art keywords
same
optical system
multiplexing optical
multiplexing
optical
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 - Fee Related
Application number
FR868617708A
Other languages
English (en)
Other versions
FR2591764A1 (fr
Inventor
Roger Alan Edwards
Peter Thomas Gardiner
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.)
Smiths Group PLC
Original Assignee
Smiths Group PLC
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 Smiths Group PLC filed Critical Smiths Group PLC
Publication of FR2591764A1 publication Critical patent/FR2591764A1/fr
Application granted granted Critical
Publication of FR2591764B1 publication Critical patent/FR2591764B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Light Guides In General And Applications Therefor (AREA)
FR868617708A 1985-12-18 1986-12-16 Systeme optique de multiplexage et procede d'utilisation de ce systeme Expired - Fee Related FR2591764B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB858531150A GB8531150D0 (en) 1985-12-18 1985-12-18 Optical multiplex systems

Publications (2)

Publication Number Publication Date
FR2591764A1 FR2591764A1 (fr) 1987-06-19
FR2591764B1 true FR2591764B1 (fr) 1990-05-18

Family

ID=10589944

Family Applications (1)

Application Number Title Priority Date Filing Date
FR868617708A Expired - Fee Related FR2591764B1 (fr) 1985-12-18 1986-12-16 Systeme optique de multiplexage et procede d'utilisation de ce systeme

Country Status (6)

Country Link
US (1) US4761777A (fr)
JP (1) JPH0779330B2 (fr)
DE (1) DE3640920A1 (fr)
FR (1) FR2591764B1 (fr)
GB (2) GB8531150D0 (fr)
IT (1) IT1199692B (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3809453A1 (de) * 1987-04-13 1988-11-03 Kollmorgen Corp Optische multiplex-vorrichtung und verfahren zu deren anwendung
JPS6439134A (en) * 1987-08-05 1989-02-09 Nat Space Dev Agency Optical transmission equipment
JPH01177508A (ja) * 1988-01-07 1989-07-13 Furukawa Electric Co Ltd:The 光スイッチ
DE4006125C1 (en) * 1990-02-27 1991-03-28 Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De Remote control locking system for vehicle and garage doors - has IR transmitter, optical fibre cable connected to receiver, and receiver decoder
GB9007615D0 (en) * 1990-04-04 1990-05-30 Smiths Industries Plc Optical multiplexing
GB9026588D0 (en) * 1990-12-06 1991-04-24 Marconi Gec Ltd Improvements relating to optical sensing systems
US5355237A (en) * 1993-03-17 1994-10-11 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Wavelength-division multiplexed optical integrated circuit with vertical diffraction grating
FI941221A (fi) * 1994-03-15 1995-09-16 Nokia Mobile Phones Ltd Menetelmä matkaviestinjärjestelmän radiopuhelimen tehonkulutuksen pienentämiseksi ja matkaviestin
JPH10233759A (ja) * 1997-02-20 1998-09-02 Alps Electric Co Ltd 光通信装置
DE69830695T2 (de) * 1997-10-24 2005-12-29 Canon K.K. Gerät zur optischen Übertragung im freien Raum
DE10222221A1 (de) * 2002-05-16 2004-03-04 Schleifring Und Apparatebau Gmbh Vorrichtung zur optischen Signalübertragung zwischen zwei gegeneinander beweglichen Einheiten
US7196320B1 (en) 2005-03-14 2007-03-27 Robert Rickenbach Fiber optic encoder for position sensing

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3316348A (en) * 1963-05-01 1967-04-25 Perkin Elmer Corp Scanning system for recording pictorial data
US3501640A (en) * 1967-01-13 1970-03-17 Ibm Optical communication system
US3617710A (en) * 1969-11-17 1971-11-02 Us Army Multiplex digital laser generator
US3873825A (en) * 1973-05-09 1975-03-25 Bell Telephone Labor Inc Apparatus and systems using broad band radiation pulse source
GB1540907A (en) * 1976-12-07 1979-02-21 Standard Telephones Cables Ltd System for obtaining data from a plurality of condition responsive optical devices
US4327971A (en) * 1978-06-05 1982-05-04 Nippon Electric Co., Ltd. Electro-optical light modulators, light wavelength multiplex signal transmitting apparatus and light wavelength separating switches utilizing the same
ATE13788T1 (de) * 1980-12-17 1985-06-15 Ici Plc Vorrichtung zum zusammenfassen von daten aus mehreren zustandsabhaengigen optischen sensoren.
US4406003A (en) * 1981-07-20 1983-09-20 The University Of Rochester Optical transmission system
JPS58170141A (ja) * 1982-03-30 1983-10-06 Matsushita Electric Ind Co Ltd デ−タ伝送装置
JPS6041494A (ja) * 1983-04-11 1985-03-05 Meito Sangyo Kk 酵素法リン脂質一級アルコ−ル誘導体の製法
US4543961A (en) * 1983-11-14 1985-10-01 Cordis Corporation Data transmission system
GB2153546A (en) * 1984-02-02 1985-08-21 Pilkington Perkin Elmer Ltd Optical filtering devices
GB8418122D0 (en) * 1984-07-17 1984-08-22 Standard Telephones Cables Ltd Optical sensor systems
GB2165115B (en) * 1984-08-25 1988-06-02 Plessey Co Plc Improvements relating to optical data transmission systems

Also Published As

Publication number Publication date
DE3640920A1 (de) 1987-06-19
FR2591764A1 (fr) 1987-06-19
IT8622558A0 (it) 1986-12-04
US4761777A (en) 1988-08-02
GB8531150D0 (en) 1986-01-29
JPH0779330B2 (ja) 1995-08-23
GB8628567D0 (en) 1987-01-07
GB2184910B (en) 1989-04-05
JPS62155631A (ja) 1987-07-10
IT1199692B (it) 1988-12-30
GB2184910A (en) 1987-07-01

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Legal Events

Date Code Title Description
ST Notification of lapse