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DE69201244D1 - Lichtverstärker mit optischer Faser. - Google Patents

Lichtverstärker mit optischer Faser.

Info

Publication number
DE69201244D1
DE69201244D1 DE69201244T DE69201244T DE69201244D1 DE 69201244 D1 DE69201244 D1 DE 69201244D1 DE 69201244 T DE69201244 T DE 69201244T DE 69201244 T DE69201244 T DE 69201244T DE 69201244 D1 DE69201244 D1 DE 69201244D1
Authority
DE
Germany
Prior art keywords
optical fiber
light amplifier
amplifier
light
fiber
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
DE69201244T
Other languages
English (en)
Other versions
DE69201244T2 (de
Inventor
Yasuhiro Aoki
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.)
NEC Corp
Original Assignee
NEC Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11686115&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69201244(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by NEC Corp filed Critical NEC Corp
Publication of DE69201244D1 publication Critical patent/DE69201244D1/de
Application granted granted Critical
Publication of DE69201244T2 publication Critical patent/DE69201244T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H01S3/09—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
    • 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
    • H01S2303/00—Pumping wavelength
    • 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
    • H01S3/09—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
    • H01S3/094096—Multi-wavelength pumping

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Light Guides In General And Applications Therefor (AREA)
DE69201244T 1991-01-28 1992-01-27 Lichtverstärker mit optischer Faser. Expired - Lifetime DE69201244T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3008180A JP2734209B2 (ja) 1991-01-28 1991-01-28 光ファイバ増幅器

Publications (2)

Publication Number Publication Date
DE69201244D1 true DE69201244D1 (de) 1995-03-09
DE69201244T2 DE69201244T2 (de) 1995-05-24

Family

ID=11686115

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69201244T Expired - Lifetime DE69201244T2 (de) 1991-01-28 1992-01-27 Lichtverstärker mit optischer Faser.

Country Status (5)

Country Link
US (1) US5218608A (de)
EP (1) EP0497246B1 (de)
JP (1) JP2734209B2 (de)
CA (1) CA2060000C (de)
DE (1) DE69201244T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6678041B2 (en) 2000-07-10 2004-01-13 Advantest Corporation Optical characteristic measuring apparatus, the method thereof and recording medium

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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.
FR2678740B1 (fr) * 1991-07-02 1994-06-10 Alcatel Nv Amplificateur a fibre optique amplificatrice.
DE4214766A1 (de) * 1992-05-04 1993-11-11 Sel Alcatel Ag Faseroptischer Verstärker mit rückwirkungsunempfindlichem Pumplaser
US5253104A (en) * 1992-09-15 1993-10-12 At&T Bell Laboratories Balanced optical amplifier
US5434876A (en) * 1992-10-23 1995-07-18 At&T Bell Laboratories Article comprising an optical waveguide laser
GB9318688D0 (en) * 1993-09-09 1993-10-27 Northern Telecom Ltd Optical amplifiers
US5430572A (en) * 1993-09-30 1995-07-04 At&T Corp. High power, high gain, low noise, two-stage optical amplifier
JP3244579B2 (ja) * 1993-12-17 2002-01-07 富士通株式会社 光ファイバ増幅器
JP3284751B2 (ja) * 1994-05-27 2002-05-20 日本電信電話株式会社 光パルス圧縮装置
US5594747A (en) * 1995-03-06 1997-01-14 Ball; Gary A. Dual-wavelength pumped low noise fiber laser
JPH08248455A (ja) * 1995-03-09 1996-09-27 Fujitsu Ltd 波長多重用光増幅器
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
US5710659A (en) * 1995-12-19 1998-01-20 Lucent Technologies Inc. Low tilt, high gain fiber amplifier
US5867305A (en) * 1996-01-19 1999-02-02 Sdl, Inc. Optical amplifier with high energy levels systems providing high peak powers
JP3741767B2 (ja) * 1996-02-26 2006-02-01 富士通株式会社 光ファイバ増幅器
US6369938B1 (en) 1996-05-28 2002-04-09 Fujitsu Limited Multi-wavelength light amplifier
US5923684A (en) * 1996-09-26 1999-07-13 Lucent Technologies Inc. Fiber amplifier with multiple pass pumping
JPH10163554A (ja) * 1996-11-27 1998-06-19 Furukawa Electric Co Ltd:The 光ファイバ増幅装置
JPH10275953A (ja) * 1996-12-31 1998-10-13 Daewoo Telecommun Ltd 光繊維増幅器
DE69725840T2 (de) * 1997-06-06 2004-07-22 Avanex Corp., Fremont Faseroptisches Telekommunikationssystem
US6122096A (en) * 1997-08-29 2000-09-19 Lucent Technologies Inc. Expandable wavelength-selective and loss-less optical add/drop system
US6122095A (en) * 1997-08-29 2000-09-19 Lucent Technologies Inc. Wavelength-selective and loss-less optical add/drop multiplexer
US6603596B2 (en) * 1998-03-19 2003-08-05 Fujitsu Limited Gain and signal level adjustments of cascaded optical amplifiers
CN1295728A (zh) * 1998-03-31 2001-05-16 康宁股份有限公司 具有宽的平坦增益动态范围的光学放大器
US6317255B1 (en) 1998-04-28 2001-11-13 Lucent Technologies Inc. Method and apparatus for controlling optical signal power in response to faults in an optical fiber path
US6360040B1 (en) 1999-05-24 2002-03-19 University Of New Mexico Method for coupling of laser beams into waveguides
EP1102114B1 (de) * 1999-05-31 2007-09-12 The Furukawa Electric Co., Ltd. Ramanverstärkungsmethode
KR100326318B1 (ko) 2000-02-09 2002-03-08 윤종용 파장분할다중화 시스템용 광섬유 증폭기의 일시 과도 현상억제 장치
JP2001223641A (ja) * 2000-02-14 2001-08-17 Sumitomo Electric Ind Ltd 光伝送システム及び光伝送方法
JP2001358392A (ja) * 2000-06-13 2001-12-26 Oki Electric Ind Co Ltd 安全光移行制御方法および光ファイバ増幅器
US6724528B2 (en) 2001-02-27 2004-04-20 The United States Of America As Represented By The Secretary Of The Navy Polarization-maintaining optical fiber amplifier employing externally applied stress-induced birefringence
DE10144948B4 (de) * 2001-09-12 2007-10-31 Siemens Ag Verfahren zur Regelung einer Pumpeinrichtung bei optischer Verstärkung eines übertragenen Wellenlängen-Multiplex(-WDM)-Signals
JPWO2011115275A1 (ja) * 2010-03-19 2013-07-04 株式会社フジクラ 光ファイバ増幅器、及び、それを用いたファイバレーザ装置
US9509113B2 (en) * 2014-06-17 2016-11-29 Fujitsu Limited Transient gain cancellation for optical amplifiers
US11323105B2 (en) 2018-06-15 2022-05-03 Fermi Research Alliance, Llc Method and system for arbitrary optical pulse generation

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1237135B (it) * 1989-10-30 1993-05-24 Pirelli Cavi Spa Gruppo di amplificazione ottico a basso rumore, con riflessione della potenza di pompaggio.
IT1237766B (it) * 1989-11-10 1993-06-17 Pirelli Cavi Spa Amplificatore ottico a fibra attiva, a larga banda di pompaggio, e relativa fibra ottica.
DE4005867A1 (de) * 1990-02-24 1991-08-29 Standard Elektrik Lorenz Ag Faseroptischer verstaerker
US5050949A (en) * 1990-06-22 1991-09-24 At&T Bell Laboratories Multi-stage optical fiber amplifier
JP2533682B2 (ja) * 1990-10-15 1996-09-11 日本電信電話株式会社 光ファイバ増幅器および光ファイバ増幅器の励起方法
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.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6678041B2 (en) 2000-07-10 2004-01-13 Advantest Corporation Optical characteristic measuring apparatus, the method thereof and recording medium

Also Published As

Publication number Publication date
EP0497246A3 (en) 1993-04-14
US5218608A (en) 1993-06-08
EP0497246B1 (de) 1995-01-25
JPH04250429A (ja) 1992-09-07
CA2060000C (en) 1995-12-12
DE69201244T2 (de) 1995-05-24
JP2734209B2 (ja) 1998-03-30
EP0497246A2 (de) 1992-08-05

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