DE69505544T2 - Optischer emissionskopf mit laser und modulator - Google Patents

Optischer emissionskopf mit laser und modulator

Info

Publication number
DE69505544T2
DE69505544T2 DE69505544T DE69505544T DE69505544T2 DE 69505544 T2 DE69505544 T2 DE 69505544T2 DE 69505544 T DE69505544 T DE 69505544T DE 69505544 T DE69505544 T DE 69505544T DE 69505544 T2 DE69505544 T2 DE 69505544T2
Authority
DE
Germany
Prior art keywords
modulator
laser
optical emission
emission head
head
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
DE69505544T
Other languages
English (en)
Other versions
DE69505544D1 (de
Inventor
Stephane Hergault
Patrick Hardy
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Application granted granted Critical
Publication of DE69505544D1 publication Critical patent/DE69505544D1/de
Publication of DE69505544T2 publication Critical patent/DE69505544T2/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
    • H04B10/5057—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output
    • H04B10/50577—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output to control the phase of the modulating signal
    • 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
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H04B10/505—Laser transmitters using external modulation
    • H04B10/5059—Laser transmitters using external modulation using a feed-forward signal generated by analysing the optical or electrical input
    • H04B10/50593—Laser transmitters using external modulation using a feed-forward signal generated by analysing the optical or electrical input to control the modulating signal amplitude including amplitude distortion

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
DE69505544T 1994-08-19 1995-07-28 Optischer emissionskopf mit laser und modulator Expired - Lifetime DE69505544T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9410153A FR2723803B1 (fr) 1994-08-19 1994-08-19 Tete d'emission optique avec laser et modulateur
PCT/FR1995/001018 WO1996006488A1 (fr) 1994-08-19 1995-07-28 Tete d'emission optique avec laser et modulateur

Publications (2)

Publication Number Publication Date
DE69505544D1 DE69505544D1 (de) 1998-11-26
DE69505544T2 true DE69505544T2 (de) 1999-05-06

Family

ID=9466400

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69505544T Expired - Lifetime DE69505544T2 (de) 1994-08-19 1995-07-28 Optischer emissionskopf mit laser und modulator

Country Status (6)

Country Link
US (1) US6005701A (de)
EP (1) EP0776554B1 (de)
JP (1) JP3591839B2 (de)
DE (1) DE69505544T2 (de)
FR (1) FR2723803B1 (de)
WO (1) WO1996006488A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11344689A (ja) * 1998-06-03 1999-12-14 Hitachi Ltd 固体レーザ装置
US6529305B1 (en) 1998-11-04 2003-03-04 Corvis Corporation Optical transmission apparatuses, methods, and systems
US6292598B1 (en) 1998-11-04 2001-09-18 Corvis Corporation Optical transmission apparatuses, methods, and systems
US6118566A (en) 1998-11-04 2000-09-12 Corvis Corporation Optical upconverter apparatuses, methods, and systems
US7142788B2 (en) 2002-04-16 2006-11-28 Corvis Corporation Optical communications systems, devices, and methods
EP1811692B1 (de) * 2004-11-11 2012-06-13 Nippon Telegraph And Telephone Corporation Optische transportvorrichtung, optisches übertragungssystem, optisches transportverfahren und optisches übertragungsverfahren

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5166509A (en) * 1990-11-09 1992-11-24 Tacan Corporation Optical modulator noise nonlinearity reduction circuit
NL9002596A (nl) * 1990-11-28 1992-06-16 Nederland Ptt Optisch transmissiesysteem voor het overdragen van analoge signalen.
JP2711773B2 (ja) * 1992-02-03 1998-02-10 国際電信電話株式会社 光波形整形装置
US5359450A (en) * 1992-06-25 1994-10-25 Synchronous Communications, Inc. Optical transmission system

Also Published As

Publication number Publication date
FR2723803A1 (fr) 1996-02-23
EP0776554A1 (de) 1997-06-04
WO1996006488A1 (fr) 1996-02-29
EP0776554B1 (de) 1998-10-21
JP3591839B2 (ja) 2004-11-24
US6005701A (en) 1999-12-21
DE69505544D1 (de) 1998-11-26
FR2723803B1 (fr) 1997-01-03
JPH10511186A (ja) 1998-10-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)