SE8800884D0 - Anording for att utsenda en koherent frekvensmodulerad optisk signal - Google Patents

Anording for att utsenda en koherent frekvensmodulerad optisk signal

Info

Publication number
SE8800884D0
SE8800884D0 SE8800884A SE8800884A SE8800884D0 SE 8800884 D0 SE8800884 D0 SE 8800884D0 SE 8800884 A SE8800884 A SE 8800884A SE 8800884 A SE8800884 A SE 8800884A SE 8800884 D0 SE8800884 D0 SE 8800884D0
Authority
SE
Sweden
Prior art keywords
laser device
frequency
signal
control circuit
transmits
Prior art date
Application number
SE8800884A
Other languages
English (en)
Other versions
SE460807B (sv
SE8800884L (sv
Inventor
H Eklund
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE8800884A priority Critical patent/SE460807B/sv
Publication of SE8800884D0 publication Critical patent/SE8800884D0/sv
Priority to US07/321,065 priority patent/US5010587A/en
Priority to DE3907851A priority patent/DE3907851C2/de
Priority to JP1059503A priority patent/JP2816170B2/ja
Priority to FR898903177A priority patent/FR2629224B1/fr
Priority to GB8905701A priority patent/GB2222481B/en
Publication of SE8800884L publication Critical patent/SE8800884L/sv
Publication of SE460807B publication Critical patent/SE460807B/sv

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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Lasers (AREA)
SE8800884A 1988-03-11 1988-03-11 Anording foer att utsaenda en koherent frekvensmodulerad optisk signal SE460807B (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE8800884A SE460807B (sv) 1988-03-11 1988-03-11 Anording foer att utsaenda en koherent frekvensmodulerad optisk signal
US07/321,065 US5010587A (en) 1988-03-11 1989-03-08 Appartaus for transmitting a coherent frequency modulated optical signal
DE3907851A DE3907851C2 (de) 1988-03-11 1989-03-10 Vorrichtung zur Übertragung eines kohärenten frequenzmodulierten optischen Signals
JP1059503A JP2816170B2 (ja) 1988-03-11 1989-03-10 周波数変調されたコヒーレント光信号の送信装置
FR898903177A FR2629224B1 (fr) 1988-03-11 1989-03-10 Appareil de transmission d'un signal optique coherent, module en frequence
GB8905701A GB2222481B (en) 1988-03-11 1989-03-13 Apparatus for transmitting a coherent frequency modulated optical signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8800884A SE460807B (sv) 1988-03-11 1988-03-11 Anording foer att utsaenda en koherent frekvensmodulerad optisk signal

Publications (3)

Publication Number Publication Date
SE8800884D0 true SE8800884D0 (sv) 1988-03-11
SE8800884L SE8800884L (sv) 1989-09-12
SE460807B SE460807B (sv) 1989-11-20

Family

ID=20371661

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8800884A SE460807B (sv) 1988-03-11 1988-03-11 Anording foer att utsaenda en koherent frekvensmodulerad optisk signal

Country Status (6)

Country Link
US (1) US5010587A (sv)
JP (1) JP2816170B2 (sv)
DE (1) DE3907851C2 (sv)
FR (1) FR2629224B1 (sv)
GB (1) GB2222481B (sv)
SE (1) SE460807B (sv)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03214939A (ja) * 1990-01-19 1991-09-20 Nec Corp チャンネル識別受信方法
DE4019224A1 (de) * 1990-06-15 1991-12-19 Standard Elektrik Lorenz Ag Funk-nachrichtenuebertragungssystem, insbesondere zellulares mobilfunksystem
US5491576A (en) * 1993-12-23 1996-02-13 At&T Corp. Dual-wavelength data transmitter for reducing fading in an optical transmission system
JPH0993194A (ja) * 1995-09-27 1997-04-04 Nec Corp 波長安定回路
JPH1123419A (ja) * 1997-06-30 1999-01-29 Ando Electric Co Ltd 光ファイバ特性測定装置
DE19827638A1 (de) 1998-06-20 1999-12-23 Alcatel Sa Methode zur Messung von Störungseffekten auf Glasfaserübertragungsstrecken sowie Übertragungssystem
US20020110328A1 (en) * 2001-02-14 2002-08-15 Bischel William K. Multi-channel laser pump source for optical amplifiers
US7327913B2 (en) * 2001-09-26 2008-02-05 Celight, Inc. Coherent optical detector and coherent communication system and method
CN100384033C (zh) * 2005-05-30 2008-04-23 中国科学院物理研究所 一种主被动控制激光相干合成装置
US20090214224A1 (en) * 2007-04-03 2009-08-27 Celight, Inc. Method and apparatus for coherent analog rf photonic transmission

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1123528A (en) * 1977-07-12 1982-05-11 Elmer H. Hara Frequency division multiplexing system for optical transmission of broadband signals
DE3010802A1 (de) * 1980-03-20 1981-09-24 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur multiplexuebertragung mehrerer nachrichtenbaender
US4483582A (en) * 1980-04-23 1984-11-20 The United States Of America As Represented By The Secretary Of The Navy Wavelength multiplexer-demultiplexer
FR2485837A1 (fr) * 1980-06-26 1981-12-31 Seftim Sarl Transmission par fibres optiques sur plusieurs longueurs d'ondes
JPS5727087A (en) * 1980-07-25 1982-02-13 Toshiba Corp Wavelength sweeping laser
JPS5863244A (ja) * 1981-10-13 1983-04-15 Nec Corp 波長多重光伝送システム
JPS58117739A (ja) * 1982-01-05 1983-07-13 Toshiba Corp 光伝送装置
JPS5960406A (ja) * 1982-09-29 1984-04-06 Fujitsu Ltd 二重化光源
GB2131567B (en) * 1982-10-22 1986-04-03 Standard Telephones Cables Ltd Integrated optic arrangement
DE3301620A1 (de) * 1983-01-19 1984-07-19 Standard Elektrik Lorenz Ag System mit frequenzvariablem laserlicht
JPS59208509A (ja) * 1983-05-13 1984-11-26 Nippon Telegr & Teleph Corp <Ntt> 単一モ−ド用光合波器
GB2142796B (en) * 1983-07-01 1986-07-16 Standard Telephones Cables Ltd Optical fdm system
FR2554997B1 (fr) * 1983-11-10 1986-05-16 Thomson Csf Systeme de transmission d'informations numeriques par modulation d'une onde lumineuse coherente
CH662225A5 (de) * 1984-02-15 1987-09-15 Autophon Ag Opto-elektronische anordnung zur speisung einer elektronischen schaltung mit licht.
DE3406207A1 (de) * 1984-02-21 1985-08-29 Philips Patentverwaltung Gmbh, 2000 Hamburg Integriert-optische wellenlaengenmultiplex- und -demultiplexeinrichtung fuer monomode-uebertragungssysteme und ihre verwendung
GB2155719A (en) * 1984-03-13 1985-09-25 British Telecomm Multiplexed optical transmission
US4543541A (en) * 1984-04-16 1985-09-24 Phillips Petroleum Company FSK modulation using switched outputs of two oscillators
FR2563672B1 (fr) * 1984-04-26 1986-09-19 Lignes Telegraph Telephon Systeme de transmission d'informations numeriques sur fibre optique
JPH061912B2 (ja) * 1984-12-05 1994-01-05 日本電気株式会社 周波数偏移変調光送信装置
GB8501782D0 (en) * 1985-01-24 1985-02-27 British Telecomm Wavelength division multiplexed networks
SE446669B (sv) * 1985-02-11 1986-09-29 Ericsson Telefon Ab L M Elektrooptisk anslutningsanordning
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
JPH0831648B2 (ja) * 1986-01-28 1996-03-27 ブリティシュ・テレコミュニケ−ションズ・パブリック・リミテッド・カンパニ 周波数安定性監視方法および装置ならびに周波数ロック方法および装置
DE3628535A1 (de) * 1986-08-22 1988-03-03 Vdo Schindling Anordnung zur betaetigung eines stellgliedes
EP0260594B1 (de) * 1986-09-18 1994-02-09 Siemens Aktiengesellschaft Anordnung zur Polarisationskontrolle, insbesondere für einen optischen Heterodyn- oder Homodynempfänger
DE3889251T2 (de) * 1987-05-29 1994-12-01 Nippon Electric Co Verfahren und Vorrichtung zur Schwingungsfrequenztrennung zwischen einer Anzahl von Lasergeräten.
JPS6447437A (en) * 1987-08-13 1989-02-21 Furukawa Electric Co Ltd Feeder of raw material

Also Published As

Publication number Publication date
FR2629224B1 (fr) 1992-11-27
DE3907851A1 (de) 1989-09-21
GB8905701D0 (en) 1989-04-26
DE3907851C2 (de) 1998-06-04
GB2222481B (en) 1992-04-29
FR2629224A1 (fr) 1989-09-29
SE460807B (sv) 1989-11-20
US5010587A (en) 1991-04-23
JP2816170B2 (ja) 1998-10-27
GB2222481A (en) 1990-03-07
SE8800884L (sv) 1989-09-12
JPH0210928A (ja) 1990-01-16

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