DE69301955D1 - Faseroptischer Verstärker - Google Patents

Faseroptischer Verstärker

Info

Publication number
DE69301955D1
DE69301955D1 DE69301955T DE69301955T DE69301955D1 DE 69301955 D1 DE69301955 D1 DE 69301955D1 DE 69301955 T DE69301955 T DE 69301955T DE 69301955 T DE69301955 T DE 69301955T DE 69301955 D1 DE69301955 D1 DE 69301955D1
Authority
DE
Germany
Prior art keywords
fiber optic
optic amplifier
amplifier
fiber
optic
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
DE69301955T
Other languages
English (en)
Other versions
DE69301955T2 (de
Inventor
Masayuki Nishimura
Tomonori Kashiwada
Masayuki Shigematsu
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
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=14993282&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69301955(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Application granted granted Critical
Publication of DE69301955D1 publication Critical patent/DE69301955D1/de
Publication of DE69301955T2 publication Critical patent/DE69301955T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/264—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting
    • 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
    • H01S3/06704—Housings; Packages
    • 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
    • H01S3/13—Stabilisation of laser output parameters, e.g. frequency or amplitude
    • H01S3/1301—Stabilisation of laser output parameters, e.g. frequency or amplitude in optical amplifiers
    • H01S3/13013—Stabilisation of laser output parameters, e.g. frequency or amplitude 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
    • H01S2301/02—ASE (amplified spontaneous emission), noise; Reduction 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
    • H01S3/05—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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Lasers (AREA)
DE69301955T 1992-05-21 1993-05-19 Faseroptischer Verstärker Expired - Lifetime DE69301955T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4128780A JPH05327104A (ja) 1992-05-21 1992-05-21 光ファイバ増幅器

Publications (2)

Publication Number Publication Date
DE69301955D1 true DE69301955D1 (de) 1996-05-02
DE69301955T2 DE69301955T2 (de) 1996-09-12

Family

ID=14993282

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69301955T Expired - Lifetime DE69301955T2 (de) 1992-05-21 1993-05-19 Faseroptischer Verstärker

Country Status (5)

Country Link
EP (1) EP0570941B1 (de)
JP (1) JPH05327104A (de)
AU (1) AU660085B2 (de)
CA (1) CA2096179C (de)
DE (1) DE69301955T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE19622011A1 (de) * 1996-05-31 1997-12-04 Siemens Ag Ferngepumpter optischer Leitungsverstärker mit verteilter Verstärkung als Empfängervorverstärker
US5883993A (en) * 1997-04-24 1999-03-16 Boeing North American, Inc. Fiber optic "T" coupler modulator
JP3495578B2 (ja) * 1997-10-03 2004-02-09 古河電気工業株式会社 光ファイバ増幅器
JP3065980B2 (ja) * 1998-01-07 2000-07-17 日本電気株式会社 光増幅器
DE19840926B4 (de) * 1998-09-08 2013-07-11 Hell Gravure Systems Gmbh & Co. Kg Anordnung zur Materialbearbeitung mittels Laserstrahlen und deren Verwendung
US6563628B2 (en) * 2000-02-25 2003-05-13 Fujikura Ltd. Gain tilt free optical fiber amplifier in a wide dynamic gain range
KR100358113B1 (ko) * 2000-12-27 2002-10-25 한국전자통신연구원 스펙트럼 분할 광원을 이용한 분산 천이 광섬유의 영분산파장 측정 장치 및 그 방법
JP4451696B2 (ja) * 2004-03-30 2010-04-14 富士通株式会社 微細構造ファイバの非線形係数の波長依存性をキャンセルする装置
US7961380B2 (en) * 2008-02-19 2011-06-14 Oclaro North America Fast power transient supression in constant power-mode controlled optical amplifiers

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5187610A (en) * 1991-12-19 1993-02-16 At&T Bell Laboratories Low noise, optical amplifier having post-amplification loss element

Also Published As

Publication number Publication date
JPH05327104A (ja) 1993-12-10
AU660085B2 (en) 1995-06-08
AU3857993A (en) 1993-11-25
EP0570941B1 (de) 1996-03-27
DE69301955T2 (de) 1996-09-12
CA2096179A1 (en) 1993-11-22
CA2096179C (en) 2002-01-15
EP0570941A1 (de) 1993-11-24

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings