BE708441A - - Google Patents

Info

Publication number
BE708441A
BE708441A BE708441A BE708441A BE708441A BE 708441 A BE708441 A BE 708441A BE 708441 A BE708441 A BE 708441A BE 708441 A BE708441 A BE 708441A BE 708441 A BE708441 A BE 708441A
Authority
BE
Belgium
Application number
BE708441A
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 filed Critical
Publication of BE708441A publication Critical patent/BE708441A/xx

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
    • G02F1/31—Digital deflection, i.e. optical switching

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Optical Communication System (AREA)
  • Spectrometry And Color Measurement (AREA)
BE708441A 1967-01-13 1967-12-22 BE708441A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US60916667A 1967-01-13 1967-01-13

Publications (1)

Publication Number Publication Date
BE708441A true BE708441A (fr) 1968-05-02

Family

ID=24439617

Family Applications (1)

Application Number Title Priority Date Filing Date
BE708441A BE708441A (fr) 1967-01-13 1967-12-22

Country Status (10)

Country Link
US (1) US3501640A (fr)
JP (1) JPS5118828B1 (fr)
BE (1) BE708441A (fr)
CH (1) CH470803A (fr)
DE (1) DE1616220B1 (fr)
ES (1) ES349149A1 (fr)
FR (1) FR1549843A (fr)
GB (1) GB1161860A (fr)
NL (1) NL164442C (fr)
SE (1) SE332768B (fr)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2365138A1 (fr) * 1976-09-17 1978-04-14 Thomson Csf Systeme de codage par modulation d'un signal lumineux
JPS54128820U (fr) * 1978-02-28 1979-09-07
US4289373A (en) * 1978-08-17 1981-09-15 Nippon Electric Co., Ltd. Bidirectional optical fiber transmission system
DE2933066A1 (de) * 1979-08-16 1981-02-26 Brueck Verfahren zur messung der absorption von laserstrahlung in medien
DE3134250A1 (de) * 1981-08-29 1983-03-17 Philips Kommunikations Industrie AG, 8500 Nürnberg Verfahren fuer die vielfach-ausnutzung von lichtwellenleiter-adern im wellenlaengen-multiplex
DE3413703A1 (de) * 1984-04-12 1985-10-24 Standard Elektrik Lorenz Ag, 7000 Stuttgart Optischer multiplexer/demultiplexer
US4706299A (en) * 1984-05-15 1987-11-10 Jorgensen Peter O Frequency encoded logic devices
DE3528294A1 (de) * 1984-08-09 1986-02-20 Daimler-Benz Ag, 7000 Stuttgart Verfahren zur faseroptischen, spektral kodierten uebertragung des wertes einer veraenderlichen physikalischen messgroesse
SE458160B (sv) * 1984-08-09 1989-02-27 Daimler Benz Ag Foerfarande foer fiberoptisk spektralkodad oeverfoeri ng av maetvaerden och anordningar foer utoevande av foerfarandet
GB8431087D0 (en) * 1984-12-10 1985-01-16 Secr Defence Multiplexing & demultiplexing systems
US4677398A (en) * 1985-07-25 1987-06-30 The United States Of America As Represented By The Secretary Of The Army Pulsed digital multiplex laser generator
US4671613A (en) * 1985-11-12 1987-06-09 Gte Laboratories Inc. Optical beam splitter prism
GB8531150D0 (en) * 1985-12-18 1986-01-29 Smiths Industries Plc Optical multiplex systems
FR2598574B1 (fr) * 1986-05-06 1992-02-28 Matra Procede et dispositif optiques de transmission de donnees a multiplexage de frequence
GB2191645B (en) * 1986-06-13 1990-09-05 Stc Plc Optical telecommunication systems
FR2608869B1 (fr) * 1986-12-23 1988-12-23 Goedgebuer Jean Pierre Systeme de multiplexage et de demultiplexage faisant intervenir des retards optiques, pour la transmission de signaux sur fibre optique
DE3802538A1 (de) * 1987-01-28 1988-08-11 Olympus Optical Co Vorrichtung zum erfassen von fotomagnetischen signalen
DE3809453A1 (de) * 1987-04-13 1988-11-03 Kollmorgen Corp Optische multiplex-vorrichtung und verfahren zu deren anwendung
US4749259A (en) * 1987-05-15 1988-06-07 Hughes Aircraft Company Liquid crystal image projection with multicolor prepolarizing system
GB2209843B (en) * 1987-09-11 1991-09-11 British Telecomm An optical space switch
US5165080A (en) * 1987-09-11 1992-11-17 British Telecommunications Public Limited Company Optical distributor
US4860287A (en) * 1987-11-05 1989-08-22 People's Telephone Cooperative, Inc. Network having a synchronizer for synchronization between a primary and a remote station
US4799797A (en) * 1987-11-17 1989-01-24 The Boeing Company Coherence multiplexing of optical sensors
US5247380A (en) * 1988-01-27 1993-09-21 Spectrix Corp Infrared communications network
US5099346A (en) * 1988-01-27 1992-03-24 Spectrix Corporation Infrared communications network
JPH0816739B2 (ja) * 1988-12-22 1996-02-21 日本電気株式会社 波長分岐挿入素子
US5317445A (en) * 1992-12-16 1994-05-31 General Electric Company Optical device with spatial light modulators for switching polarized light
US5719702A (en) * 1993-08-03 1998-02-17 The United States Of America As Represented By The United States Department Of Energy Polarization-balanced beamsplitter
US6166838A (en) 1997-03-24 2000-12-26 Chorum Technologies, Inc. Optical add/drop wavelength switch
US6208442B1 (en) 1998-03-26 2001-03-27 Chorum Technologies, Inc. Programmable optical multiplexer
US6285478B1 (en) * 1998-03-26 2001-09-04 Chorum Technologies Lp Programmable optical add/drop device
DE19806371A1 (de) * 1997-05-17 1999-08-19 Hertz Inst Heinrich Vorrichtung zum Überlagern optischer Signale mit unterschiedlichen Wellenlängen
US6631018B1 (en) 1997-08-27 2003-10-07 Nortel Networks Limited WDM optical network with passive pass-through at each node
US6094246A (en) 1998-01-06 2000-07-25 Chorum Technologies Acute twist nematic liquid crystal electro-optic modulator for use in an infrared optical communication system having extinction ratio of -25db
US6134358A (en) 1998-08-27 2000-10-17 Chorum Technologies Inc. N x N switch array with reduced components
US6259560B1 (en) 1999-04-16 2001-07-10 The United States Of America As Represented By The Secretary Of The Navy Continuously variable beam combiner
US6519060B1 (en) * 1999-06-04 2003-02-11 Chorum Technologies Lp Synchronous optical network in frequency domain
US6396609B1 (en) 1999-12-20 2002-05-28 Chorum Technologies, Lp Dispersion compensation for optical systems
US6559992B2 (en) 2000-03-27 2003-05-06 Chorum Technologies Lp Adjustable chromatic dispersion compensation
DE10057178A1 (de) * 2000-11-17 2002-05-23 Lazar Bjelajac Dispersionswandler
CA2358206A1 (fr) * 2001-10-04 2003-04-04 Peleton Photonic Systems Inc. Reseaux d'acces optiques utilisant de multiples longueurs d'onde
US20060262396A1 (en) * 2005-05-19 2006-11-23 Smith Irl W Optical diplexer with liquid crystal tunable waveplate

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2100348A (en) * 1934-04-13 1937-11-30 Communications Patents Inc Light beam transmission system
US2651715A (en) * 1949-12-29 1953-09-08 Bell Telephone Labor Inc Channel separation light filter
US3256443A (en) * 1962-11-27 1966-06-14 Rca Corp Laser multiplex communication system
DE1254513B (de) * 1966-12-21 1967-11-16 Telefunken Patent Mehrstufiges UEbertragungssystem fuer in Pulscodemodulation dargestellte Nachrichten

Also Published As

Publication number Publication date
FR1549843A (fr) 1968-12-13
NL164442C (nl) 1980-12-15
NL6717200A (fr) 1968-07-15
GB1161860A (en) 1969-08-20
DE1616220B1 (de) 1972-05-31
US3501640A (en) 1970-03-17
SE332768B (fr) 1971-02-15
NL164442B (nl) 1980-07-15
CH470803A (de) 1969-03-31
ES349149A1 (es) 1969-04-01
JPS5118828B1 (fr) 1976-06-12

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: INTERNATIONAL BUSINESS MACHINES CORP.

Effective date: 19861231