CN1146150C - 光放大媒体的控制方法和光放大装置及利用它的系统 - Google Patents

光放大媒体的控制方法和光放大装置及利用它的系统 Download PDF

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Publication number
CN1146150C
CN1146150C CNB971263612A CN97126361A CN1146150C CN 1146150 C CN1146150 C CN 1146150C CN B971263612 A CNB971263612 A CN B971263612A CN 97126361 A CN97126361 A CN 97126361A CN 1146150 C CN1146150 C CN 1146150C
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China
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optical
light
optical amplifying
signal light
input
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Expired - Fee Related
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CNB971263612A
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English (en)
Chinese (zh)
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CN1190298A (zh
Inventor
С�ാҲ
小坂淳也
坂野伸治
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Hitachi Ltd
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Hitachi Ltd
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Publication of CN1190298A publication Critical patent/CN1190298A/zh
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    • 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
    • H01S3/10—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
    • 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
    • H01S3/1003—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 tunable optical elements, e.g. acousto-optic filters, tunable gratings
    • 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
    • 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
    • H04B10/293—Signal power control
    • H04B10/2931—Signal power control using AGC
    • 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

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  • 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)
CNB971263612A 1996-11-25 1997-11-25 光放大媒体的控制方法和光放大装置及利用它的系统 Expired - Fee Related CN1146150C (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP313759/96 1996-11-25
JP313759/1996 1996-11-25
JP31375996A JP3854673B2 (ja) 1996-11-25 1996-11-25 光増幅媒体制御方法及び光増幅装置並びにそれを利用したシステム

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CNB021033609A Division CN1222122C (zh) 1996-11-25 1997-11-25 光放大装置及利用它的光传送系统

Publications (2)

Publication Number Publication Date
CN1190298A CN1190298A (zh) 1998-08-12
CN1146150C true CN1146150C (zh) 2004-04-14

Family

ID=18045197

Family Applications (2)

Application Number Title Priority Date Filing Date
CNB971263612A Expired - Fee Related CN1146150C (zh) 1996-11-25 1997-11-25 光放大媒体的控制方法和光放大装置及利用它的系统
CNB021033609A Expired - Fee Related CN1222122C (zh) 1996-11-25 1997-11-25 光放大装置及利用它的光传送系统

Family Applications After (1)

Application Number Title Priority Date Filing Date
CNB021033609A Expired - Fee Related CN1222122C (zh) 1996-11-25 1997-11-25 光放大装置及利用它的光传送系统

Country Status (5)

Country Link
US (3) US6078422A (https=)
EP (1) EP0844750B1 (https=)
JP (1) JP3854673B2 (https=)
CN (2) CN1146150C (https=)
DE (1) DE69738428T2 (https=)

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JP3786584B2 (ja) * 2001-04-20 2006-06-14 富士通株式会社 波長多重用光増幅器の特性測定方法および特性測定システム
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US6941079B1 (en) * 2001-05-24 2005-09-06 Cisco Technology, Inc. Optical demultiplexer with multi-channel power control and tilt compensation
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US6606191B1 (en) 2002-05-13 2003-08-12 Corning Incorporated Method for controlling performance of optical amplifiers
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JP4911922B2 (ja) * 2005-05-26 2012-04-04 日本電信電話株式会社 光増幅器
JP5103908B2 (ja) * 2007-01-04 2012-12-19 住友電気工業株式会社 光学モジュール
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JP4973559B2 (ja) * 2008-03-24 2012-07-11 富士通株式会社 光増幅器および光サージ抑圧方法
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Also Published As

Publication number Publication date
JPH10163972A (ja) 1998-06-19
DE69738428D1 (de) 2008-02-14
CN1222122C (zh) 2005-10-05
JP3854673B2 (ja) 2006-12-06
US6078422A (en) 2000-06-20
CN1190298A (zh) 1998-08-12
DE69738428T2 (de) 2008-12-11
US6262835B1 (en) 2001-07-17
EP0844750A3 (en) 2003-12-10
US6233091B1 (en) 2001-05-15
EP0844750A2 (en) 1998-05-27
CN1380758A (zh) 2002-11-20
EP0844750B1 (en) 2008-01-02

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