DE69315872D1 - Optische Vorrichtung und Methode unter Benutzung dieser Vorrichtung, welche die Änderung einer über die beiden Anschlussenden eines verstärkenden Bereichs abfallenden Spannung ausnutzt - Google Patents

Optische Vorrichtung und Methode unter Benutzung dieser Vorrichtung, welche die Änderung einer über die beiden Anschlussenden eines verstärkenden Bereichs abfallenden Spannung ausnutzt

Info

Publication number
DE69315872D1
DE69315872D1 DE69315872T DE69315872T DE69315872D1 DE 69315872 D1 DE69315872 D1 DE 69315872D1 DE 69315872 T DE69315872 T DE 69315872T DE 69315872 T DE69315872 T DE 69315872T DE 69315872 D1 DE69315872 D1 DE 69315872D1
Authority
DE
Germany
Prior art keywords
change
voltage drop
takes advantage
connection ends
reinforcing region
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
DE69315872T
Other languages
English (en)
Other versions
DE69315872T2 (de
Inventor
Jun Nitta
Kenji Nakamura
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.)
Canon Inc
Original Assignee
Canon 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
Priority claimed from JP09578592A external-priority patent/JP3149987B2/ja
Priority claimed from JP12815192A external-priority patent/JP3183556B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Publication of DE69315872D1 publication Critical patent/DE69315872D1/de
Application granted granted Critical
Publication of DE69315872T2 publication Critical patent/DE69315872T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04B10/293—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
    • H01S5/00—Semiconductor lasers
    • H01S5/50—Amplifier structures not provided for in groups H01S5/02 - H01S5/30
    • 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
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2589—Bidirectional transmission
    • 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
    • H04B10/2914—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 using lumped semiconductor optical amplifiers [SOA]
    • 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
    • H01S5/00—Semiconductor lasers
    • H01S5/0014—Measuring characteristics or properties thereof
    • H01S5/0028—Laser diodes used as detectors
    • 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
    • H01S5/00—Semiconductor lasers
    • H01S5/02—Structural details or components not essential to laser action
    • H01S5/026—Monolithically integrated components, e.g. waveguides, monitoring photo-detectors, drivers
    • 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
    • H01S5/00—Semiconductor lasers
    • H01S5/02—Structural details or components not essential to laser action
    • H01S5/026—Monolithically integrated components, e.g. waveguides, monitoring photo-detectors, drivers
    • H01S5/0262—Photo-diodes, e.g. transceiver devices, bidirectional devices
    • H01S5/0264—Photo-diodes, e.g. transceiver devices, bidirectional devices for monitoring the laser-output
    • 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
    • H01S5/00—Semiconductor lasers
    • H01S5/50—Amplifier structures not provided for in groups H01S5/02 - H01S5/30
    • H01S5/5045—Amplifier structures not provided for in groups H01S5/02 - H01S5/30 the arrangement having a frequency filtering function

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)
  • Semiconductor Lasers (AREA)
DE69315872T 1992-03-23 1993-03-22 Optische Vorrichtung und Methode unter Benutzung dieser Vorrichtung, welche die Änderung einer über die beiden Anschlussenden eines verstärkenden Bereichs abfallenden Spannung ausnutzt Expired - Lifetime DE69315872T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP09578592A JP3149987B2 (ja) 1992-03-23 1992-03-23 半導体光増幅素子およびその使用法
JP12815192A JP3183556B2 (ja) 1992-04-21 1992-04-21 可変波長フィルタ装置およびその使用法

Publications (2)

Publication Number Publication Date
DE69315872D1 true DE69315872D1 (de) 1998-02-05
DE69315872T2 DE69315872T2 (de) 1998-05-20

Family

ID=26436970

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69315872T Expired - Lifetime DE69315872T2 (de) 1992-03-23 1993-03-22 Optische Vorrichtung und Methode unter Benutzung dieser Vorrichtung, welche die Änderung einer über die beiden Anschlussenden eines verstärkenden Bereichs abfallenden Spannung ausnutzt

Country Status (3)

Country Link
US (2) US5521754A (de)
EP (1) EP0562518B1 (de)
DE (1) DE69315872T2 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5309469A (en) * 1992-10-28 1994-05-03 At&T Bell Laboratories Monitoring optical gain of semiconductor optical amplifier
JP3226073B2 (ja) * 1994-02-18 2001-11-05 キヤノン株式会社 偏波変調可能な半導体レーザおよびその使用法
JPH0983082A (ja) * 1995-09-19 1997-03-28 Hitachi Ltd 半導体レーザ素子及び光ディスク装置、並びに光軸調整方法
US6031860A (en) * 1996-08-22 2000-02-29 Canon Kabushiki Kaisha Optical device capable of switching output intensity of light of predetermined polarized wave, optical transmitter using the device, network using the transmitter, and method of driving optical device
FR2768524B1 (fr) * 1997-09-12 1999-10-22 France Telecom Amplificateur a large surface avec recombineur a interferences multimodes
JPH11243256A (ja) 1997-12-03 1999-09-07 Canon Inc 分布帰還形半導体レーザとその駆動方法
US6963687B2 (en) * 1998-09-18 2005-11-08 The Whitaker Corporation Process for cutting an optical fiber
EP1130709A2 (de) * 2000-01-20 2001-09-05 Cyoptics (Israel) Ltd. Optische Strahlungsüberwachung in Halbleitervorrichtungen
US6559943B1 (en) * 2000-12-14 2003-05-06 Harris Corporation Fiber optic system including digital controller for fiber optic tunable filter and associated methods
US6815656B1 (en) 2001-03-01 2004-11-09 Lauer Mark A Integrated optical cross-connect amplifier
AU2002329171A1 (en) * 2001-03-09 2002-12-23 Axon Photonics, Inc. Multi-function semiconductor optical amplifier
US6888973B2 (en) * 2001-11-14 2005-05-03 Massachusetts Institute Of Technology Tunable optical add/drop multiplexer with multi-function optical amplifiers
JP3863454B2 (ja) * 2002-04-23 2006-12-27 富士通株式会社 半導体レーザ装置
US7440865B1 (en) * 2003-02-03 2008-10-21 Finisar Corporation Screening optical transceiver modules for electrostatic discharge damage
EP1609221A4 (de) 2003-03-19 2006-05-24 Binoptics Corp Unidirektionale geätzte laser mit hohem smsr und photonische einrichtung mit niedriger rückreflexion
JP4439193B2 (ja) * 2003-03-20 2010-03-24 富士通株式会社 半導体光増幅器及び光増幅方法
KR100575983B1 (ko) * 2003-08-23 2006-05-02 삼성전자주식회사 다파장 광송신기와 이를 이용한 양방향 파장 분할 다중시스템
KR100584413B1 (ko) * 2003-10-13 2006-05-26 삼성전자주식회사 반도체 광증폭기를 이용한 광대역 광원
US7784010B1 (en) * 2004-06-01 2010-08-24 Pulsic Limited Automatic routing system with variable width interconnect
ES2259565B1 (es) * 2005-03-16 2007-10-16 Universidad Politecnica De Valencia Dispositivo amplificador optico de semiconductor.
GB2465754B (en) * 2008-11-26 2011-02-09 Univ Dublin City A semiconductor optical amplifier with a reduced noise figure
JP6064704B2 (ja) * 2013-03-15 2017-01-25 富士通株式会社 光信号復調装置、光信号復調方法、光信号復調プログラム及び光分岐挿入装置
JP2015195490A (ja) * 2014-03-31 2015-11-05 富士通株式会社 伝送装置および光伝送システム
CN105425469B (zh) * 2016-01-04 2018-09-11 京东方科技集团股份有限公司 一种背光模组及其制作方法、显示装置
JP2018182306A (ja) * 2017-04-17 2018-11-15 浜松ホトニクス株式会社 光半導体素子、及び光半導体素子の駆動方法
US11081863B2 (en) * 2017-04-19 2021-08-03 Finisar Sweden Ab Optical device and method for controlling such a device

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS566492A (en) * 1979-06-26 1981-01-23 Sharp Corp Light amplifier
JPS6086885A (ja) * 1983-10-19 1985-05-16 Fujitsu Ltd 半導体レ−ザのパルス変調方式
US4794346A (en) * 1984-11-21 1988-12-27 Bell Communications Research, Inc. Broadband semiconductor optical amplifier structure
JPS61201222A (ja) * 1985-03-04 1986-09-05 Hitachi Ltd 光パルス増幅整形装置
FR2635423B1 (fr) * 1988-08-11 1993-11-26 Etat Francais Cnet Procede et dispositif de filtrage optique et de photodetection de signaux optiques modules en intensite
JPH02184828A (ja) * 1989-01-12 1990-07-19 Toshiba Corp 半導体光増幅器
JPH0358034A (ja) * 1989-07-27 1991-03-13 Fujitsu Ltd 光増幅器
DE3928116A1 (de) * 1989-08-25 1991-02-28 Ant Nachrichtentech Datennetz mit lichtwellenleitern
US5099489A (en) * 1989-09-15 1992-03-24 At&T Bell Laboratories Apparatus comprising a quantum well device
US5196958A (en) * 1989-10-31 1993-03-23 U.S. Philips Corporation Optical amplifier having gain at two separated wavelengths
US5334854A (en) * 1990-07-11 1994-08-02 Canon Kabushiki Kaisha Optical semiconductor device with wavelength selectivity and method for amplifying or emitting the light using the same
JP2891753B2 (ja) * 1990-07-24 1999-05-17 キヤノン株式会社 光半導体装置
US5175643A (en) * 1991-09-30 1992-12-29 Xerox Corporation Monolithic integrated master oscillator power amplifier

Also Published As

Publication number Publication date
EP0562518A3 (en) 1993-12-29
US5521754A (en) 1996-05-28
US5608572A (en) 1997-03-04
EP0562518B1 (de) 1997-12-29
DE69315872T2 (de) 1998-05-20
EP0562518A2 (de) 1993-09-29

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