DE3877265D1 - Optische multiplexierung. - Google Patents

Optische multiplexierung.

Info

Publication number
DE3877265D1
DE3877265D1 DE8888305399T DE3877265T DE3877265D1 DE 3877265 D1 DE3877265 D1 DE 3877265D1 DE 8888305399 T DE8888305399 T DE 8888305399T DE 3877265 T DE3877265 T DE 3877265T DE 3877265 D1 DE3877265 D1 DE 3877265D1
Authority
DE
Germany
Prior art keywords
data rate
node
control station
signal
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 - Lifetime
Application number
DE8888305399T
Other languages
English (en)
Inventor
Alan Michael Hill
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 Telecommunications PLC
Original Assignee
British Telecommunications 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 British Telecommunications PLC filed Critical British Telecommunications PLC
Application granted granted Critical
Publication of DE3877265D1 publication Critical patent/DE3877265D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/08—Time-division multiplex systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • H01S5/14—External cavity lasers
    • H01S5/141—External cavity lasers using a wavelength selective device, e.g. a grating or etalon
DE8888305399T 1987-06-12 1988-06-13 Optische multiplexierung. Expired - Lifetime DE3877265D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878713794A GB8713794D0 (en) 1987-06-12 1987-06-12 Optical multiplexing

Publications (1)

Publication Number Publication Date
DE3877265D1 true DE3877265D1 (de) 1993-02-18

Family

ID=10618823

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888305399T Expired - Lifetime DE3877265D1 (de) 1987-06-12 1988-06-13 Optische multiplexierung.

Country Status (7)

Country Link
US (1) US5010543A (de)
EP (1) EP0295857B1 (de)
JP (1) JPH02500712A (de)
AT (1) ATE84388T1 (de)
DE (1) DE3877265D1 (de)
GB (1) GB8713794D0 (de)
WO (1) WO1988010037A1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3904752A1 (de) * 1989-02-16 1990-08-23 Siemens Ag Vorrichtung fuer den optischen direktempfang mehrerer wellenlaengen
US5477364A (en) * 1989-07-21 1995-12-19 British Telecommunications Public Limited Company Data transmission on optical networks
GB8916720D0 (en) * 1989-07-21 1989-09-06 British Telecomm Data transmission on optical networks
GB8921341D0 (en) * 1989-09-21 1989-11-08 Smiths Industries Plc Optical multiplexing
GB9026588D0 (en) * 1990-12-06 1991-04-24 Marconi Gec Ltd Improvements relating to optical sensing systems
US5365344A (en) * 1991-06-27 1994-11-15 Nec Corporation System for transmitting data using wavelength division multiplexing
GB2260872B (en) * 1991-09-20 1995-10-25 Sharp Kk An optical transmission system
JPH05153066A (ja) * 1991-11-25 1993-06-18 Canon Inc ループ型光ｌａｎ用ノード及びそれを用いたループ型光ｌａｎ
US5347525A (en) * 1993-02-19 1994-09-13 Sri International Generation of multiple stabilized frequency references using a mode-coupled laser
EP0615358B1 (de) * 1993-03-11 2004-10-20 AT&T Corp. Optisches Netzwerk mit Endgerätfernabfrage und optische Netzwerkeinheit dafür, dass Wellenlängen transformiert
FR2707065B1 (de) * 1993-06-25 1995-07-21 France Telecom
FR2707066A1 (en) * 1993-06-25 1994-12-30 France Telecom Interconnection loop with time-division and wavelength multiplexing
US6445479B1 (en) 1998-12-18 2002-09-03 Lsi Logic Corporation Electronically controlled optically-active device array for high-speed receiving and transmitting of fiber optic signals
US6342960B1 (en) * 1998-12-18 2002-01-29 The Boeing Company Wavelength division multiplex transmitter
GB2347570B (en) 1999-03-03 2004-01-14 Fujitsu Ltd Optical networks
GB2389262B (en) * 2002-06-01 2005-11-30 Marconi Corp Plc An optical communications system
US7254332B2 (en) * 2002-08-06 2007-08-07 Jun-Kook Choi Wavelength division multiplexing passive optical network system
EP1629616B1 (de) 2003-06-04 2008-01-09 Ericsson AB Kommunikationssystem
US7976518B2 (en) 2005-01-13 2011-07-12 Corpak Medsystems, Inc. Tubing assembly and signal generator placement control device and method for use with catheter guidance systems
GB0722204D0 (en) * 2007-11-13 2007-12-19 Ct For Integrated Photonics Th Real-time data transfer system using a wavelength division multiplexed passive optical network
CN102273030B (zh) 2008-11-04 2013-10-16 麻省理工学院 二维激光元件的外腔一维多波长光束合并
US8614853B2 (en) 2010-03-09 2013-12-24 Massachusetts Institute Of Technology Two-dimensional wavelength-beam-combining of lasers using first-order grating stack
US8531761B2 (en) 2010-05-27 2013-09-10 Massachusetts Institute Of Technology High peak power optical amplifier
US9620928B2 (en) 2010-07-16 2017-04-11 Massachusetts Institute Of Technology Continuous wave or ultrafast lasers

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4302835A (en) * 1980-01-24 1981-11-24 Sperry Corporation Multiple terminal passive multiplexing apparatus
US4467468A (en) * 1981-12-28 1984-08-21 At&T Bell Laboratories Optical communication system
AU4286385A (en) * 1984-06-15 1985-12-19 International Standard Electric Corp. Optical wavelength-multiplexed system
EP0166595B1 (de) * 1984-06-25 1992-04-08 Kabushiki Kaisha Toshiba Nachrichtenkommunikationssystem
DE3507064A1 (de) * 1985-02-28 1986-08-28 Standard Elektrik Lorenz Ag, 7000 Stuttgart Optisches nachrichtenuebertragungssystem im teilnehmeranschlussbereich
GB8525413D0 (en) * 1985-10-15 1985-11-20 Plessey Co Plc Optical communications system
WO1988005233A1 (en) * 1987-01-05 1988-07-14 British Telecommunications Public Limited Company Optical communications network

Also Published As

Publication number Publication date
EP0295857B1 (de) 1993-01-07
US5010543A (en) 1991-04-23
WO1988010037A1 (en) 1988-12-15
ATE84388T1 (de) 1993-01-15
EP0295857A1 (de) 1988-12-21
JPH02500712A (ja) 1990-03-08
GB8713794D0 (en) 1987-07-15

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Legal Events

Date Code Title Description
8332 No legal effect for de