ATE130711T1 - Optisches übertragungsnetzwerk mit frequenzverkopplungsmitteln. - Google Patents

Optisches übertragungsnetzwerk mit frequenzverkopplungsmitteln.

Info

Publication number
ATE130711T1
ATE130711T1 AT90202410T AT90202410T ATE130711T1 AT E130711 T1 ATE130711 T1 AT E130711T1 AT 90202410 T AT90202410 T AT 90202410T AT 90202410 T AT90202410 T AT 90202410T AT E130711 T1 ATE130711 T1 AT E130711T1
Authority
AT
Austria
Prior art keywords
frequency
subscriber
transmitter
network
local oscillator
Prior art date
Application number
AT90202410T
Other languages
English (en)
Inventor
Deventer Mattijs Oskar Van
Johan Pieter Bekooij
Original Assignee
Nederland Ptt
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 Nederland Ptt filed Critical Nederland Ptt
Application granted granted Critical
Publication of ATE130711T1 publication Critical patent/ATE130711T1/de

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
    • H04B10/572—Wavelength control
    • 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
    • H04B10/506—Multiwavelength transmitters

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Small-Scale Networks (AREA)
AT90202410T 1990-09-11 1990-09-11 Optisches übertragungsnetzwerk mit frequenzverkopplungsmitteln. ATE130711T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP90202410A EP0474921B1 (de) 1990-09-11 1990-09-11 Optisches Übertragungsnetzwerk mit Frequenzverkopplungsmitteln

Publications (1)

Publication Number Publication Date
ATE130711T1 true ATE130711T1 (de) 1995-12-15

Family

ID=8205114

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90202410T ATE130711T1 (de) 1990-09-11 1990-09-11 Optisches übertragungsnetzwerk mit frequenzverkopplungsmitteln.

Country Status (7)

Country Link
US (1) US5315425A (de)
EP (1) EP0474921B1 (de)
JP (1) JP2724779B2 (de)
AT (1) ATE130711T1 (de)
CA (1) CA2051020C (de)
DE (1) DE69023768T2 (de)
ES (1) ES2080786T3 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9201077A (nl) * 1992-06-18 1994-01-17 Nederland Ptt Optisch transmissiesysteem met frequentieregeling.
GB9306136D0 (en) * 1993-03-24 1993-05-12 Plessey Telecomm Opto-electronic circuits
US5443227A (en) * 1993-10-15 1995-08-22 Hughes Aircraft Company Switching control for multiple fiber-guided missile systems
US5532856A (en) * 1994-06-30 1996-07-02 Nec Research Institute, Inc. Planar optical mesh-connected tree interconnect network
JPH09162849A (ja) * 1995-10-05 1997-06-20 Canon Inc 光フィルタの選択波長の制御方法及び波長制御方法及び波長多重方法及び波長補正方法
US5937341A (en) 1996-09-13 1999-08-10 University Of Washington Simplified high frequency tuner and tuning method
US7209664B1 (en) * 2003-06-10 2007-04-24 Nortel Networks Limited Frequency agile transmitter and receiver architecture for DWDM systems
US7272375B2 (en) * 2004-06-30 2007-09-18 Silicon Laboratories Inc. Integrated low-IF terrestrial audio broadcast receiver and associated method
US8651174B2 (en) 2007-05-16 2014-02-18 Gulfstream Services, Inc. Method and apparatus for dropping a pump down plug or ball

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4685099A (en) * 1982-05-19 1987-08-04 Maxon Electronics Co. Ltd. Method and apparatus for duplex communications
US4489413A (en) * 1982-07-19 1984-12-18 M/A-Com Dcc, Inc. Apparatus for controlling the receive and transmit frequency of a transceiver
JPS60242739A (ja) * 1984-05-17 1985-12-02 Nec Corp 周波数多重光送信装置
GB8522821D0 (en) * 1985-09-16 1985-10-23 British Telecomm Frequency referencing system
JPS62122344A (ja) * 1985-11-22 1987-06-03 Hitachi Ltd 光伝送方式
FR2593654B1 (fr) * 1986-01-28 1988-03-11 Comp Generale Electricite Dispositif de telecommunications photoniques coherentes.
EP0298598B1 (de) * 1987-06-09 1995-11-29 AT&T Corp. Optisches Übertragungssystem mit Konstanthalten einer Frequenzgruppe
JP2625758B2 (ja) * 1987-09-21 1997-07-02 ソニー株式会社 標本化周波数変換回路
JPH01192238A (ja) * 1988-01-28 1989-08-02 Fujitsu Ltd 双方向コヒーレント光通信方式
JPH0642638B2 (ja) * 1989-02-09 1994-06-01 株式会社東芝 無線通信装置

Also Published As

Publication number Publication date
ES2080786T3 (es) 1996-02-16
CA2051020A1 (en) 1992-03-12
JPH04339426A (ja) 1992-11-26
EP0474921B1 (de) 1995-11-22
DE69023768T2 (de) 1996-05-23
US5315425A (en) 1994-05-24
DE69023768D1 (de) 1996-01-04
EP0474921A1 (de) 1992-03-18
JP2724779B2 (ja) 1998-03-09
CA2051020C (en) 1994-10-18

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Legal Events

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