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DE69725840D1 - Faseroptisches Telekommunikationssystem - Google Patents

Faseroptisches Telekommunikationssystem

Info

Publication number
DE69725840D1
DE69725840D1 DE69725840T DE69725840T DE69725840D1 DE 69725840 D1 DE69725840 D1 DE 69725840D1 DE 69725840 T DE69725840 T DE 69725840T DE 69725840 T DE69725840 T DE 69725840T DE 69725840 D1 DE69725840 D1 DE 69725840D1
Authority
DE
Germany
Prior art keywords
fiber optic
telecommunication system
optic telecommunication
fiber
telecommunication
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 - Fee Related
Application number
DE69725840T
Other languages
English (en)
Other versions
DE69725840T2 (de
Inventor
Lucjan Sniadower
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.)
Oclaro North America Inc
Original Assignee
Corning Photonic Technologies Inc
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 Corning Photonic Technologies Inc filed Critical Corning Photonic Technologies Inc
Publication of DE69725840D1 publication Critical patent/DE69725840D1/de
Application granted granted Critical
Publication of DE69725840T2 publication Critical patent/DE69725840T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04B10/29—Repeaters
    • H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
    • H04B10/2912—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form characterised by the medium used for amplification or processing
    • 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
    • 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
    • H04B10/29—Repeaters
    • H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
    • 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
    • H01S2301/04—Gain spectral shaping, flattening
    • 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
    • H01S3/06758—Tandem 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
    • H01S3/05—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
    • H01S3/06787—Bidirectional amplifier
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2210/00—Indexing scheme relating to optical transmission systems
    • H04B2210/003—Devices including multiple stages, e.g., multi-stage optical amplifiers or dispersion compensators

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
DE69725840T 1997-06-06 1997-06-06 Faseroptisches Telekommunikationssystem Expired - Fee Related DE69725840T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP97109212A EP0883217B1 (de) 1997-06-06 1997-06-06 Faseroptisches Telekommunikationssystem

Publications (2)

Publication Number Publication Date
DE69725840D1 true DE69725840D1 (de) 2003-12-04
DE69725840T2 DE69725840T2 (de) 2004-07-22

Family

ID=8226887

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69725840T Expired - Fee Related DE69725840T2 (de) 1997-06-06 1997-06-06 Faseroptisches Telekommunikationssystem

Country Status (4)

Country Link
US (1) US6031646A (de)
EP (1) EP0883217B1 (de)
CA (1) CA2239756A1 (de)
DE (1) DE69725840T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100258970B1 (ko) * 1997-11-20 2000-06-15 윤종용 광섬유 증폭기
US6344922B1 (en) * 1998-07-21 2002-02-05 Corvis Corporation Optical signal varying devices
US6115174A (en) * 1998-07-21 2000-09-05 Corvis Corporation Optical signal varying devices
US6839522B2 (en) 1998-07-21 2005-01-04 Corvis Corporation Optical signal varying devices, systems and methods
US6429965B1 (en) 1998-11-02 2002-08-06 The Board Of Trustees The Leland Stanford Junior University Polarization and wavelength stable superfluorescent sources
KR100342190B1 (ko) * 1999-01-14 2002-06-27 윤종용 이득 평탄화 광섬유증폭기
US6356383B1 (en) 1999-04-02 2002-03-12 Corvis Corporation Optical transmission systems including optical amplifiers apparatuses and methods
US6587261B1 (en) * 1999-05-24 2003-07-01 Corvis Corporation Optical transmission systems including optical amplifiers and methods of use therein
FR2800218B1 (fr) * 1999-10-22 2002-01-11 Algety Telecom Systeme de transmission par fibre optique utilisant des impulsions rz
FR2800219B1 (fr) * 1999-10-22 2006-06-30 Algety Telecom Procede d'ajustement de puissance pour un systeme de transmission optique a multiplexage en longueur d'onde
US6344925B1 (en) 2000-03-03 2002-02-05 Corvis Corporation Optical systems and methods and optical amplifiers for use therein
WO2002039552A2 (en) * 2000-11-09 2002-05-16 Nortel Networks Limited Optical amplifier method and apparatus
US6437906B1 (en) * 2000-11-22 2002-08-20 Cisco Technology, Inc. All-optical gain controlled L-band EDFA structure with reduced four-wave mixing cross-talk
US6560009B1 (en) * 2001-08-21 2003-05-06 Lucent Technologies Inc. Erbium doped fibers for extended L-band amplification
US8909062B2 (en) * 2012-04-13 2014-12-09 Fujitsu Limited Optical signal regeneration and amplification of M-PSK and M-QAM modulation formats using reconfigurable wavelength selective processors and phase-sensitive amplifiers
CN104181749B (zh) * 2014-08-21 2017-01-18 南京大学 一种具有高抗辐射特性的掺铒光纤放大器及方法
US10386247B2 (en) * 2016-09-29 2019-08-20 Ofs Fitel, Llc Extending a range of an optical fiber distributed sensing system
US20230318249A1 (en) * 2022-03-31 2023-10-05 Huawei Technologies Co., Ltd. Systems and methods to reduce the power consumption of an optical fiber amplifier

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0459685A3 (en) * 1990-05-30 1993-12-01 American Telephone & Telegraph Multi-stage optical amplifier
JP2734209B2 (ja) * 1991-01-28 1998-03-30 日本電気株式会社 光ファイバ増幅器
US5140456A (en) * 1991-04-08 1992-08-18 General Instrument Corporation Low noise high power optical fiber amplifier
FR2674965B1 (fr) * 1991-04-08 1993-12-31 Alcatel Nv Amplificateur optique a fibre optique dopee a l'erbium.
US5185826A (en) * 1992-02-07 1993-02-09 At&T Bell Laboratories Hybrid pumping arrangement for doped fiber amplifiers
US5287216A (en) * 1992-12-14 1994-02-15 Gte Laboratories Incorporated Fiber amplifier with multiple pumps
JPH06318754A (ja) * 1993-05-10 1994-11-15 Matsushita Electric Ind Co Ltd 光ファイバ増幅器および光信号伝送システム
IT1270032B (it) * 1994-04-14 1997-04-28 Pirelli Cavi Spa Sistema di telecomunicazione amplificata a multiplazione a divisione di lunghezza d'onda
IT1273676B (it) * 1994-07-25 1997-07-09 Pirelli Cavi Spa Sistema di telecomunicazione amplificata a multiplazione a divisione di lunghezza d'onda,con potenza di ricezione equalizzata
US5633741A (en) * 1995-02-23 1997-05-27 Lucent Technologies Inc. Multichannel optical fiber communications
JP3670434B2 (ja) * 1996-04-22 2005-07-13 ルーセント テクノロジーズ インコーポレーテッド 多段光ファイバ増幅器を有するシステム

Also Published As

Publication number Publication date
US6031646A (en) 2000-02-29
CA2239756A1 (en) 1998-12-06
EP0883217B1 (de) 2003-10-29
EP0883217A1 (de) 1998-12-09
DE69725840T2 (de) 2004-07-22

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: AVANEX CORP., FREMONT, CALIF., US

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee