ATE182426T1 - Geregelter optischer verstärker - Google Patents

Geregelter optischer verstärker

Info

Publication number
ATE182426T1
ATE182426T1 AT95400052T AT95400052T ATE182426T1 AT E182426 T1 ATE182426 T1 AT E182426T1 AT 95400052 T AT95400052 T AT 95400052T AT 95400052 T AT95400052 T AT 95400052T AT E182426 T1 ATE182426 T1 AT E182426T1
Authority
AT
Austria
Prior art keywords
guide
optical
amplifier
photodiode
optical amplifier
Prior art date
Application number
AT95400052T
Other languages
English (en)
Inventor
Dominique Bayart
Bertrand Clesca
Jose Chesnoy
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Application granted granted Critical
Publication of ATE182426T1 publication Critical patent/ATE182426T1/de

Links

Classifications

    • 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
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/10007—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers
    • H01S3/1001—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers by controlling the optical pumping
    • 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
    • H01S2301/00—Functional characteristics
    • H01S2301/06—Gain non-linearity, distortion; Compensation thereof
    • 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
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
    • H01S3/0064—Anti-reflection devices, e.g. optical isolaters
    • 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
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06754—Fibre amplifiers
    • 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
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
    • H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
    • H01S3/094003—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light the pumped medium being a fibre
    • H01S3/094011—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light the pumped medium being a fibre with bidirectional pumping, i.e. with injection of the pump light from both two ends of the fibre
    • 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
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/10007—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers
    • H01S3/10015—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers by monitoring or controlling, e.g. attenuating, the input signal

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)
  • Lasers (AREA)
  • Semiconductor Lasers (AREA)
  • Led Devices (AREA)
  • Glass Compositions (AREA)
AT95400052T 1994-01-13 1995-01-11 Geregelter optischer verstärker ATE182426T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9400321A FR2714982B1 (fr) 1994-01-13 1994-01-13 Amplificateur optique régulé.

Publications (1)

Publication Number Publication Date
ATE182426T1 true ATE182426T1 (de) 1999-08-15

Family

ID=9459003

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95400052T ATE182426T1 (de) 1994-01-13 1995-01-11 Geregelter optischer verstärker

Country Status (7)

Country Link
US (1) US5497264A (de)
EP (1) EP0663708B1 (de)
JP (1) JP3000573B2 (de)
AT (1) ATE182426T1 (de)
CA (1) CA2139814A1 (de)
DE (1) DE69510829T2 (de)
FR (1) FR2714982B1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08248455A (ja) * 1995-03-09 1996-09-27 Fujitsu Ltd 波長多重用光増幅器
JP3618008B2 (ja) * 1995-03-17 2005-02-09 富士通株式会社 光増幅器
DE19532485A1 (de) * 1995-09-02 1997-03-06 Bosch Gmbh Robert Einrichtung mit optischem Faserverstärker
JP2947136B2 (ja) * 1995-09-14 1999-09-13 日本電気株式会社 光増幅器
JP3739453B2 (ja) * 1995-11-29 2006-01-25 富士通株式会社 光増幅器及び該光増幅器を備えた光通信システム
JP3422398B2 (ja) * 1995-12-07 2003-06-30 富士通株式会社 重心波長モニタ方法及び装置、光増幅器並びに光通信システム
FR2743233B1 (fr) 1995-12-28 1998-01-23 Alcatel Nv Systeme de repartition de signaux optiques
JP3741767B2 (ja) * 1996-02-26 2006-02-01 富士通株式会社 光ファイバ増幅器
KR0171861B1 (ko) * 1996-03-11 1999-03-30 김광호 전송광 검출단을 갖는 광역류 차단 장치 및 전송광 검출 방법
JPH09321701A (ja) * 1996-05-31 1997-12-12 Fujitsu Ltd 光通信システム及び光増幅器
US6369938B1 (en) 1996-05-28 2002-04-09 Fujitsu Limited Multi-wavelength light amplifier
FR2755771B1 (fr) * 1996-11-13 1998-12-04 France Telecom Amplificateur a guide d'onde optique dope par des ions fluorescents, a gain regule par fluorescence transverse
JPH1168205A (ja) * 1997-08-18 1999-03-09 Nec Corp 波長多重伝送用の光増幅器
KR19990069330A (ko) * 1998-02-06 1999-09-06 윤종용 채널당 출력파워가 일정한 광증폭기 및 이를위한 방법
US6151336A (en) * 1998-02-11 2000-11-21 Sorrento Networks, Inc. Time division multiplexing expansion subsystem
US6603596B2 (en) 1998-03-19 2003-08-05 Fujitsu Limited Gain and signal level adjustments of cascaded optical amplifiers
US6400478B1 (en) 1998-04-02 2002-06-04 Sorrento Networks, Inc. Wavelength-division-multiplexed optical transmission system with expanded bidirectional transmission capacity over a single fiber
US6298103B1 (en) 1998-06-16 2001-10-02 Sorrento Networks Corporation Flexible clock and data recovery module for a DWDM optical communication system with multiple clock rates
KR100316308B1 (ko) * 1998-10-07 2002-02-19 윤종용 채널당출력파워가일정한파장분할다중화광섬유증폭기
JP2000354005A (ja) * 1999-06-11 2000-12-19 Fujitsu Ltd 利得等化方法、光増幅装置および光伝送システム
US6341034B1 (en) * 2000-10-18 2002-01-22 Onetta Inc. Optical amplifier system with transient control using spectrally filtered input
US6498677B1 (en) * 2000-10-23 2002-12-24 Onetta, Inc. Optical amplifier systems with transient control
US6961522B1 (en) 2000-11-22 2005-11-01 Cisco Technology, Inc. Automatic raman gain and tilt control for ultra-long-distance dense WDM optical communication system
US6941079B1 (en) 2001-05-24 2005-09-06 Cisco Technology, Inc. Optical demultiplexer with multi-channel power control and tilt compensation
WO2018053442A1 (en) * 2016-09-16 2018-03-22 Kaiam Corp. Qsfp double density module
US11808997B1 (en) * 2022-09-19 2023-11-07 Nexus Photonics Inc. Heterogeneous photonic integrated circuits with doped waveguides

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2230912B (en) * 1989-04-22 1993-10-20 Stc Plc Optical amplifier gain control
JP2648643B2 (ja) * 1991-06-03 1997-09-03 日本電信電話株式会社 光増幅器
DE4208858A1 (de) * 1992-03-19 1993-09-23 Sel Alcatel Ag Faseroptischer verstaerker mit regelung der pumplicht-wellenlaenge
US5374973A (en) * 1993-09-21 1994-12-20 Alcatel Network Systems, Inc. Optical amplifier

Also Published As

Publication number Publication date
EP0663708A1 (de) 1995-07-19
DE69510829T2 (de) 1999-12-09
CA2139814A1 (fr) 1995-07-14
JP3000573B2 (ja) 2000-01-17
FR2714982A1 (fr) 1995-07-13
FR2714982B1 (fr) 1996-02-02
JPH07221712A (ja) 1995-08-18
EP0663708B1 (de) 1999-07-21
DE69510829D1 (de) 1999-08-26
US5497264A (en) 1996-03-05

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee