CA2264421A1 - Amplificateur a fibre optique et dispositif d'amplification optique pour transmission optique bidirectionnelle au moyen de l'amplificateur - Google Patents

Amplificateur a fibre optique et dispositif d'amplification optique pour transmission optique bidirectionnelle au moyen de l'amplificateur Download PDF

Info

Publication number
CA2264421A1
CA2264421A1 CA002264421A CA2264421A CA2264421A1 CA 2264421 A1 CA2264421 A1 CA 2264421A1 CA 002264421 A CA002264421 A CA 002264421A CA 2264421 A CA2264421 A CA 2264421A CA 2264421 A1 CA2264421 A1 CA 2264421A1
Authority
CA
Canada
Prior art keywords
optical
light
pump light
optical fiber
terminal
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.)
Abandoned
Application number
CA002264421A
Other languages
English (en)
Inventor
Jun Yokoyama
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
Application filed by NEC Corp filed Critical NEC Corp
Publication of CA2264421A1 publication Critical patent/CA2264421A1/fr
Abandoned 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
    • H04B10/297—Bidirectional amplification
    • H04B10/2972—Each direction being amplified separately
    • 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
    • H01S3/10023—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers by functional association of additional optical elements, e.g. filters, gratings, reflectors
    • 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
    • H01S3/005—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
    • H01S3/0078—Frequency filtering
    • 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
    • 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
    • H01S3/0941—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode
    • H01S3/09415—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode the pumping beam being parallel to the lasing mode of the pumped medium, e.g. end-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
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/23—Arrangements of two or more lasers not provided for in groups H01S3/02 - H01S3/22, e.g. tandem arrangements of separate active media
    • H01S3/2308—Amplifier arrangements, e.g. MOPA
    • H01S3/2325—Multi-pass amplifiers, e.g. regenerative amplifiers
    • H01S3/2333—Double-pass amplifiers

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)
  • Optical Communication System (AREA)
  • Light Guides In General And Applications Therefor (AREA)
CA002264421A 1998-03-19 1999-03-05 Amplificateur a fibre optique et dispositif d'amplification optique pour transmission optique bidirectionnelle au moyen de l'amplificateur Abandoned CA2264421A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP70628/1998 1998-03-19
JP10070628A JPH11274625A (ja) 1998-03-19 1998-03-19 光ファイバ増幅器とこれを用いた双方向光伝送用光増幅装置

Publications (1)

Publication Number Publication Date
CA2264421A1 true CA2264421A1 (fr) 1999-09-19

Family

ID=13437096

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002264421A Abandoned CA2264421A1 (fr) 1998-03-19 1999-03-05 Amplificateur a fibre optique et dispositif d'amplification optique pour transmission optique bidirectionnelle au moyen de l'amplificateur

Country Status (4)

Country Link
JP (1) JPH11274625A (fr)
CA (1) CA2264421A1 (fr)
FR (1) FR2776442A1 (fr)
IT (1) IT1311753B1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010089638A3 (fr) * 2009-01-19 2013-05-02 Oclaro Technology Plc Modules multipuces de pompe grande puissance avec filtre de protection pour 1060 nm, et modules de pompe en comportant
CN103368048A (zh) * 2013-07-23 2013-10-23 上海交通大学 高增益高信噪比保偏光纤放大系统
US9025955B2 (en) 2012-12-07 2015-05-05 Fujitsu Limited Amplification apparatus and communication system
CN107302172A (zh) * 2016-04-14 2017-10-27 中国石油天然气集团公司 一种无源光放大器

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100600626B1 (ko) * 1999-12-14 2006-07-13 주식회사 케이티 개선된 양방향 광 증폭기 구조
CA2351775A1 (fr) * 2000-06-30 2001-12-30 Furukawa Electric Co., Ltd. Amplificateur optique, module d'eclairage et systeme optique
JP4089504B2 (ja) 2003-05-14 2008-05-28 日本電気株式会社 一芯双方向光伝送システム及び一芯双方向光増幅器並びにその方法
CN102195716A (zh) * 2011-05-17 2011-09-21 中国工程物理研究院激光聚变研究中心 偏振保持型单模光纤放大器
AU2018329038B2 (en) 2017-09-06 2023-09-14 Itf Technologies Inc. Micro-optical bench architecture for master oscillator power amplifier (MOPA)
CN109038189B (zh) * 2018-07-27 2019-12-31 武汉光迅科技股份有限公司 一种用于edfa中的双980泵浦激光器对泵结构

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9411061D0 (en) * 1994-06-02 1994-07-20 Northern Telecom Ltd Optical waveguide amplifiers
FR2737787B1 (fr) * 1995-08-07 1997-10-31 France Telecom Amplificateur optique bidirectionnel pour systemes optiques a multiplexage en longueur d'onde

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010089638A3 (fr) * 2009-01-19 2013-05-02 Oclaro Technology Plc Modules multipuces de pompe grande puissance avec filtre de protection pour 1060 nm, et modules de pompe en comportant
US9025955B2 (en) 2012-12-07 2015-05-05 Fujitsu Limited Amplification apparatus and communication system
CN103368048A (zh) * 2013-07-23 2013-10-23 上海交通大学 高增益高信噪比保偏光纤放大系统
CN107302172A (zh) * 2016-04-14 2017-10-27 中国石油天然气集团公司 一种无源光放大器
CN107302172B (zh) * 2016-04-14 2023-09-26 中国石油天然气集团公司 一种无源光放大器

Also Published As

Publication number Publication date
FR2776442A1 (fr) 1999-09-24
ITMI990546A1 (it) 2000-09-18
IT1311753B1 (it) 2002-03-19
JPH11274625A (ja) 1999-10-08

Similar Documents

Publication Publication Date Title
US6091540A (en) Optical amplifier
US6173094B1 (en) Optical-transmission system having a split-gain amplifier and a signal-modifying device
US20020118446A1 (en) Bi-directional optical-amplifier module
JP2000286492A (ja) 光 源
EP3917036A2 (fr) Égalisation du gain dans les amplificateurs à fibres dopées à l'erbium c+l
KR20010042232A (ko) 이득 평탄화 필터를 가진 광섬유 증폭기
US20020126372A1 (en) Optical signal repeating and amplifying device and optical level adjusting device
JP3779691B2 (ja) 広帯域エルビウム添加光ファイバ増幅器及びこれを採用した波長分割多重化光伝送システム
US6813065B2 (en) Raman amplifier and optical communication system
CA2264421A1 (fr) Amplificateur a fibre optique et dispositif d'amplification optique pour transmission optique bidirectionnelle au moyen de l'amplificateur
US6212000B1 (en) Two-way optical amplifier module
RU2184350C2 (ru) Устройство и способ подавления модуляции добротности в оптическом усилительном устройстве
EP1345344B1 (fr) Amplificateur optique large-bande
JP4411696B2 (ja) 光カプラ、光増幅装置および光通信システム
US6175444B1 (en) Bi-directional optical amplifier
EP1304775B1 (fr) Amplificateur optique à fibre à compensation de dispersion
JP2003270684A (ja) 分散補償ラマン光ファイバ増幅器
JP3609968B2 (ja) 光増幅器
JP3290707B2 (ja) 光増幅器
JP2976938B2 (ja) 光アイソレータおよびこれを用いた双方向通信用光増幅装置
JP2000224116A (ja) 光中継増幅装置
JP2002057392A (ja) 光反射・透過素子及びその素子を用いた光増幅器
JPH03252627A (ja) 光ファイバ増幅器
JPH11136712A (ja) 波長多重光中継装置
JPH0629162U (ja) 光増幅回路

Legal Events

Date Code Title Description
EEER Examination request
FZDE Dead