DE69736170D1 - Kanalwahl in einem optischen tdma-netzwerk - Google Patents

Kanalwahl in einem optischen tdma-netzwerk

Info

Publication number
DE69736170D1
DE69736170D1 DE69736170T DE69736170T DE69736170D1 DE 69736170 D1 DE69736170 D1 DE 69736170D1 DE 69736170 T DE69736170 T DE 69736170T DE 69736170 T DE69736170 T DE 69736170T DE 69736170 D1 DE69736170 D1 DE 69736170D1
Authority
DE
Germany
Prior art keywords
channel selection
tdma network
optical tdma
optical
network
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
DE69736170T
Other languages
English (en)
Other versions
DE69736170T2 (de
Inventor
Kevin Smith
Kazimierz Lucek
Robert Pitcher
Terence Widdowson
Graham Moodie
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
Publication of DE69736170D1 publication Critical patent/DE69736170D1/de
Application granted granted Critical
Publication of DE69736170T2 publication Critical patent/DE69736170T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H04B10/505—Laser transmitters using external modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/508—Pulse generation, e.g. generation of solitons
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/08—Time-division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0016—Arrangements for synchronising receiver with transmitter correction of synchronization errors
    • H04L7/0033—Correction by delay
    • H04L7/0037—Delay of clock signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0075—Arrangements for synchronising receiver with transmitter with photonic or optical means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/08—Time-division multiplex systems
    • H04J14/083—Add and drop multiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
    • H04L7/0337—Selecting between two or more discretely delayed clocks or selecting between two or more discretely delayed received code signals
DE69736170T 1996-02-26 1997-02-14 Kanalauswahl in einem optischen TDMA-Netz Expired - Lifetime DE69736170T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP96301277 1996-02-26
GBGB9604020.9A GB9604020D0 (en) 1996-02-26 1996-02-26 Optical network
GB9604020 1996-02-26
EP96301277 1996-02-26
PCT/GB1997/000429 WO1997031443A1 (en) 1996-02-26 1997-02-14 Channel selection in an optical tdma network

Publications (2)

Publication Number Publication Date
DE69736170D1 true DE69736170D1 (de) 2006-08-03
DE69736170T2 DE69736170T2 (de) 2007-05-03

Family

ID=26143575

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69736170T Expired - Lifetime DE69736170T2 (de) 1996-02-26 1997-02-14 Kanalauswahl in einem optischen TDMA-Netz

Country Status (11)

Country Link
US (1) US5784185A (de)
EP (1) EP0883942B1 (de)
JP (1) JP3989958B2 (de)
CN (1) CN1092882C (de)
AU (1) AU727247B2 (de)
CA (1) CA2247189C (de)
DE (1) DE69736170T2 (de)
ES (1) ES2267130T3 (de)
GB (1) GB9604020D0 (de)
NO (1) NO983896L (de)
WO (1) WO1997031443A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU5158296A (en) 1995-03-31 1996-10-16 British Telecommunications Public Limited Company Dark pulse generation and transmission
US6208672B1 (en) * 1996-02-16 2001-03-27 British Telecommunications Public Limited Company Optical pulse source
US6396604B1 (en) * 1996-02-26 2002-05-28 British Telecommunications Plc Dark pulse TDMA optical network
FR2774536B1 (fr) * 1998-02-02 2000-03-10 Alsthom Cge Alcatel Procede de detection d'un ou plusieurs canaux libres dans un multiplex temporel optique, un dispositif de mise en oeuvre et une application du dispositif
US6731883B1 (en) * 1998-02-25 2004-05-04 Auckland Uniservices Limited System and method for demultiplexing in optical communication systems

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4427895A (en) * 1981-06-12 1984-01-24 Eng Sverre T Method and apparatus for optical fiber communication operating at gigabits per second
JPS59198033A (ja) * 1983-04-25 1984-11-09 Nippon Telegr & Teleph Corp <Ntt> 時間多重光信号分離装置
US4991975A (en) * 1988-11-22 1991-02-12 At&T Bell Laboratories Division multiplexing and demultiplexing means lightwave communication system comprising optical time
GB8923488D0 (en) * 1989-10-18 1989-12-06 British Telecomm Optical receiver
DE69324391T2 (de) * 1992-02-03 1999-11-04 Kokusai Denshin Denwa Co Ltd Vorrichtung zur optischen Wellenformung
US5329393A (en) * 1992-10-15 1994-07-12 At&T Bell Laboratories Optical Nyquist rate multiplexer and demultiplexer

Also Published As

Publication number Publication date
US5784185A (en) 1998-07-21
JP3989958B2 (ja) 2007-10-10
CN1213473A (zh) 1999-04-07
EP0883942A1 (de) 1998-12-16
JP2002515200A (ja) 2002-05-21
NO983896D0 (no) 1998-08-25
EP0883942B1 (de) 2006-06-21
CA2247189C (en) 2002-06-25
WO1997031443A1 (en) 1997-08-28
GB9604020D0 (en) 1996-04-24
CN1092882C (zh) 2002-10-16
AU727247B2 (en) 2000-12-07
AU1802997A (en) 1997-09-10
NO983896L (no) 1998-10-23
ES2267130T3 (es) 2007-03-01
DE69736170T2 (de) 2007-05-03
CA2247189A1 (en) 1997-08-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition