SE9802585L - Förbättrad styrning av optiska fiberförstärkare - Google Patents

Förbättrad styrning av optiska fiberförstärkare

Info

Publication number
SE9802585L
SE9802585L SE9802585A SE9802585A SE9802585L SE 9802585 L SE9802585 L SE 9802585L SE 9802585 A SE9802585 A SE 9802585A SE 9802585 A SE9802585 A SE 9802585A SE 9802585 L SE9802585 L SE 9802585L
Authority
SE
Sweden
Prior art keywords
pump
laser
optical fiber
amplifier
pump laser
Prior art date
Application number
SE9802585A
Other languages
English (en)
Other versions
SE514253C2 (sv
SE9802585D0 (sv
Inventor
Dag Bonnedal
Johan Sandell
Gunnar Forsberg
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9802585A priority Critical patent/SE514253C2/sv
Publication of SE9802585D0 publication Critical patent/SE9802585D0/sv
Priority to PCT/SE1999/001285 priority patent/WO2000004656A1/en
Priority to AU55404/99A priority patent/AU5540499A/en
Priority to AT99941931T priority patent/ATE297080T1/de
Priority to DE69925600T priority patent/DE69925600T2/de
Priority to EP99941931A priority patent/EP1099318B1/en
Priority to JP2000560676A priority patent/JP4480273B2/ja
Publication of SE9802585L publication Critical patent/SE9802585L/sv
Priority to US09/759,373 priority patent/US6522460B2/en
Publication of SE514253C2 publication Critical patent/SE514253C2/sv

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
    • H04B10/294—Signal power control in a multiwavelength system, e.g. gain equalisation
    • H04B10/296—Transient power control, e.g. due to channel add/drop or rapid fluctuations in the input power
SE9802585A 1998-07-17 1998-07-17 Förbättrad styrning av optiska fiberförstärkare SE514253C2 (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
SE9802585A SE514253C2 (sv) 1998-07-17 1998-07-17 Förbättrad styrning av optiska fiberförstärkare
PCT/SE1999/001285 WO2000004656A1 (en) 1998-07-17 1999-07-16 Improved optical fiber amplifier control
AU55404/99A AU5540499A (en) 1998-07-17 1999-07-16 Improved optical fiber amplifier control
AT99941931T ATE297080T1 (de) 1998-07-17 1999-07-16 Verbesserte steuerung eines faseroptischen verstärkers
DE69925600T DE69925600T2 (de) 1998-07-17 1999-07-16 Verbesserte steuerung eines faseroptischen verstärkers
EP99941931A EP1099318B1 (en) 1998-07-17 1999-07-16 Improved optical fiber amplifier control
JP2000560676A JP4480273B2 (ja) 1998-07-17 1999-07-16 改良型光ファイバ増幅器制御
US09/759,373 US6522460B2 (en) 1998-07-17 2001-01-16 Optical fiber amplifier control

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9802585A SE514253C2 (sv) 1998-07-17 1998-07-17 Förbättrad styrning av optiska fiberförstärkare

Publications (3)

Publication Number Publication Date
SE9802585D0 SE9802585D0 (sv) 1998-07-17
SE9802585L true SE9802585L (sv) 2000-03-14
SE514253C2 SE514253C2 (sv) 2001-01-29

Family

ID=20412128

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9802585A SE514253C2 (sv) 1998-07-17 1998-07-17 Förbättrad styrning av optiska fiberförstärkare

Country Status (8)

Country Link
US (1) US6522460B2 (sv)
EP (1) EP1099318B1 (sv)
JP (1) JP4480273B2 (sv)
AT (1) ATE297080T1 (sv)
AU (1) AU5540499A (sv)
DE (1) DE69925600T2 (sv)
SE (1) SE514253C2 (sv)
WO (1) WO2000004656A1 (sv)

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6366393B1 (en) 1999-08-25 2002-04-02 Lucent Technologies Inc. Fast gain control for optical amplifiers
US6407854B1 (en) 2000-03-06 2002-06-18 Ditech Corporation Fiber amplifier with fast transient response and constant gain
US6724524B1 (en) * 2000-08-18 2004-04-20 Corning Incorporated Gain control in Raman amplifiers
US6941079B1 (en) 2001-05-24 2005-09-06 Cisco Technology, Inc. Optical demultiplexer with multi-channel power control and tilt compensation
US6989923B2 (en) * 2001-08-08 2006-01-24 Photuris, Inc. Optical amplifier having automatic gain control with improved performance
US6757099B2 (en) * 2001-08-15 2004-06-29 Pts Corporation Optical power transient control scheme for EDFA amplifiers
US20030067670A1 (en) * 2001-10-04 2003-04-10 Lacra Pavel Dynamic optical spectral control scheme for optical amplifier sites
US7061668B2 (en) * 2002-03-21 2006-06-13 Siemens Communications Inc. Fast optical amplifier control circuit
US7460296B2 (en) * 2002-04-30 2008-12-02 Pivotal Decisions Llc Compensation for spectral power tilt from scattering
US7236700B1 (en) * 2002-10-11 2007-06-26 Finisar Corporation Scalable and exchangeable erbium doped fiber amplifier for DWDM
WO2004040719A1 (ja) 2002-11-01 2004-05-13 Fujitsu Limited 光増幅器の制御装置及び制御方法
US7068423B2 (en) * 2002-11-26 2006-06-27 Dowslake Microsystems Corporation Low cost flexible automated optical power management
US8909038B2 (en) * 2003-01-07 2014-12-09 Alcatel Lucent Method and apparatus providing transient control in optical add-drop nodes
JP3989430B2 (ja) * 2003-02-12 2007-10-10 古河電気工業株式会社 光増幅方法、その装置およびその装置を用いた光増幅中継システム
US7361171B2 (en) * 2003-05-20 2008-04-22 Raydiance, Inc. Man-portable optical ablation system
US9022037B2 (en) * 2003-08-11 2015-05-05 Raydiance, Inc. Laser ablation method and apparatus having a feedback loop and control unit
US20050065502A1 (en) * 2003-08-11 2005-03-24 Richard Stoltz Enabling or blocking the emission of an ablation beam based on color of target
US7143769B2 (en) * 2003-08-11 2006-12-05 Richard Stoltz Controlling pulse energy of an optical amplifier by controlling pump diode current
US7115514B2 (en) * 2003-10-02 2006-10-03 Raydiance, Inc. Semiconductor manufacturing using optical ablation
US8921733B2 (en) 2003-08-11 2014-12-30 Raydiance, Inc. Methods and systems for trimming circuits
US20050038487A1 (en) * 2003-08-11 2005-02-17 Richard Stoltz Controlling pulse energy of an optical amplifier by controlling pump diode current
US8173929B1 (en) 2003-08-11 2012-05-08 Raydiance, Inc. Methods and systems for trimming circuits
CN1304899C (zh) * 2003-09-15 2007-03-14 中兴通讯股份有限公司 一种实现在线光纤拉曼放大器增益自动控制的装置和方法
DE10358698B4 (de) * 2003-12-15 2015-10-22 Xieon Networks S.À.R.L. Verfahren zur Regelung der Pumpleistung eines optischen Verstärkers
US7413847B2 (en) * 2004-02-09 2008-08-19 Raydiance, Inc. Semiconductor-type processing for solid-state lasers
US7349452B2 (en) * 2004-12-13 2008-03-25 Raydiance, Inc. Bragg fibers in systems for the generation of high peak power light
US8135050B1 (en) 2005-07-19 2012-03-13 Raydiance, Inc. Automated polarization correction
JP4715364B2 (ja) * 2005-07-27 2011-07-06 住友電気工業株式会社 光増幅装置およびその制御方法
US7245419B2 (en) * 2005-09-22 2007-07-17 Raydiance, Inc. Wavelength-stabilized pump diodes for pumping gain media in an ultrashort pulsed laser system
US7308171B2 (en) * 2005-11-16 2007-12-11 Raydiance, Inc. Method and apparatus for optical isolation in high power fiber-optic systems
US8189971B1 (en) 2006-01-23 2012-05-29 Raydiance, Inc. Dispersion compensation in a chirped pulse amplification system
US7444049B1 (en) * 2006-01-23 2008-10-28 Raydiance, Inc. Pulse stretcher and compressor including a multi-pass Bragg grating
US9130344B2 (en) * 2006-01-23 2015-09-08 Raydiance, Inc. Automated laser tuning
US8232687B2 (en) * 2006-04-26 2012-07-31 Raydiance, Inc. Intelligent laser interlock system
US7822347B1 (en) 2006-03-28 2010-10-26 Raydiance, Inc. Active tuning of temporal dispersion in an ultrashort pulse laser system
US7317570B2 (en) 2006-05-12 2008-01-08 Bookham Technology Plc Variable gain optical amplifiers
US7746548B2 (en) * 2007-08-29 2010-06-29 Alcatel-Lucent Usa Inc. Optical amplifier transient control with gain error limits
JP5040563B2 (ja) * 2007-09-27 2012-10-03 住友電気工業株式会社 光モジュールの製造方法
WO2009067669A1 (en) * 2007-11-21 2009-05-28 Emo Labs, Inc.. Wireless loudspeaker
US7903326B2 (en) 2007-11-30 2011-03-08 Radiance, Inc. Static phase mask for high-order spectral phase control in a hybrid chirped pulse amplifier system
JP5303961B2 (ja) * 2008-02-26 2013-10-02 富士通株式会社 光ファイバ増幅器、劣化検出器および劣化検出方法
US20090289382A1 (en) * 2008-05-22 2009-11-26 Raydiance, Inc. System and method for modifying characteristics of a contact lens utilizing an ultra-short pulsed laser
CN101599803B (zh) * 2008-06-05 2012-08-29 昂纳信息技术（深圳）有限公司 一种光放大器的自适应前馈控制装置和方法
US8174759B2 (en) * 2008-06-19 2012-05-08 Srikanth Ramakrishnan Apparatus for gain control in optical amplifiers
US8125704B2 (en) * 2008-08-18 2012-02-28 Raydiance, Inc. Systems and methods for controlling a pulsed laser by combining laser signals
US8498538B2 (en) * 2008-11-14 2013-07-30 Raydiance, Inc. Compact monolithic dispersion compensator
US8189851B2 (en) 2009-03-06 2012-05-29 Emo Labs, Inc. Optically clear diaphragm for an acoustic transducer and method for making same
WO2011020100A1 (en) * 2009-08-14 2011-02-17 Emo Labs, Inc System to generate electrical signals for a loudspeaker
KR101115462B1 (ko) * 2009-12-04 2012-02-24 주식회사 럭스퍼트 광섬유 증폭기
US8908264B2 (en) 2010-08-31 2014-12-09 Jds Uniphase Corporation Reducing transients in an optical amplifier
WO2012037468A1 (en) 2010-09-16 2012-03-22 Raydiance, Inc. Singulation of layered materials using selectively variable laser output
US8554037B2 (en) 2010-09-30 2013-10-08 Raydiance, Inc. Hybrid waveguide device in powerful laser systems
US10239160B2 (en) 2011-09-21 2019-03-26 Coherent, Inc. Systems and processes that singulate materials
US20130335814A1 (en) * 2012-06-14 2013-12-19 Martin Ole Berendt Method and apparatus for control of excess pump power in optical amplifiers
JP2016516358A (ja) 2013-03-15 2016-06-02 イモ ラブス， インコーポレイテッド 屈曲制限部材を有する音響変換器
USD733678S1 (en) 2013-12-27 2015-07-07 Emo Labs, Inc. Audio speaker
USD741835S1 (en) 2013-12-27 2015-10-27 Emo Labs, Inc. Speaker
USD748072S1 (en) 2014-03-14 2016-01-26 Emo Labs, Inc. Sound bar audio speaker
CN110416866B (zh) * 2019-08-16 2023-11-21 平湖新纳通信技术有限公司 光放输出平衡装置及其方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0795160A (ja) * 1993-09-20 1995-04-07 Fujitsu Ltd 光増幅器の応答信号変調方法
US5374973A (en) * 1993-09-21 1994-12-20 Alcatel Network Systems, Inc. Optical amplifier
JPH0837497A (ja) * 1994-05-20 1996-02-06 Fujitsu Ltd 光増幅器及び光送信装置
JP3379052B2 (ja) * 1994-09-26 2003-02-17 富士通株式会社 波長多重光増幅装置及び光波長多重伝送システム及び光波長多重伝送方法
JPH08264871A (ja) * 1995-03-20 1996-10-11 Fujitsu Ltd 多波長一括光増幅装置
JP2687933B2 (ja) * 1995-06-09 1997-12-08 日本電気株式会社 光直接増幅器
JP3770635B2 (ja) * 1995-06-20 2006-04-26 富士通株式会社 不要強度変調成分抑圧機能を有する光受信機
JPH0993202A (ja) * 1995-09-21 1997-04-04 Fujitsu Ltd 双方向光増幅回路
SE514609C2 (sv) * 1996-09-13 2001-03-19 Ericsson Telefon Ab L M System och förfarande för reglering av uteffekten hos en optisk förstärkare
SE506403C2 (sv) * 1996-09-13 1997-12-15 Ericsson Telefon Ab L M Transmissionssystem med återkopplad optisk förstärkare

Also Published As

Publication number Publication date
SE514253C2 (sv) 2001-01-29
US6522460B2 (en) 2003-02-18
US20010043389A1 (en) 2001-11-22
EP1099318A1 (en) 2001-05-16
EP1099318B1 (en) 2005-06-01
JP4480273B2 (ja) 2010-06-16
ATE297080T1 (de) 2005-06-15
AU5540499A (en) 2000-02-07
JP2002520890A (ja) 2002-07-09
DE69925600T2 (de) 2006-04-27
WO2000004656A1 (en) 2000-01-27
DE69925600D1 (de) 2005-07-07
SE9802585D0 (sv) 1998-07-17

Similar Documents

Publication Publication Date Title
SE9802585L (sv) Förbättrad styrning av optiska fiberförstärkare
WO2002005461A3 (en) Cascaded pumping system for distributed raman amplification in optical fiber telecommunication systems
CN102171896B (zh) 光放大控制装置、半导体光放大器控制方法及光传送设备
EP1079481A3 (en) Automatic gain control for optical amplifiers
JPH0697548A (ja) レーザダイオードの出力パワーを制御する装置
CN101877572A (zh) 一种高速自动增益控制的装置和方法
WO1998036294A3 (en) Pump wavelength tuning of optical amplifiers
CN113300196A (zh) 一种光纤激光器及其控制方法
CN104319624A (zh) 一种超辐射发光二极管光源功率波动的补偿装置和方法
JP4415746B2 (ja) ラマン増幅器
DE50205067D1 (de) Verstärkermedium für festkörper-farbstofflaser
DE602005006756D1 (de) Optische ein-/aus-verstärkungseinrichtung
EP0593237A3 (en) Optical semiconductor amplifier
DE60023033D1 (de) Kanalbasierte optische verstärkung im sättigungszustand
CN103794975A (zh) 基于直线型瑞利散射和自反馈的超窄线宽环形光纤激光器
DE68919891D1 (de) Nichtlineare optische Verstärkung.
US5475529A (en) Optical amplifier
CN113097845A (zh) 一种低噪声的布里渊随机光纤激光器
CN104300360A (zh) 一种改善超辐射发光二极管光源波长稳定性的装置和方法
KR200232368Y1 (ko) 광증폭기의자동이득제어장치
WO2003039044A3 (en) Method and system for controlling the output of an optical pump energy source
CN101354516A (zh) 光放大器动态泵浦耦合方法
JPH11168255A (ja) 光ファイバアンプ
GB2367357A (en) A device for measuring the characteristics of fiber optics
KR100358184B1 (ko) 광섬유 증폭 장치의 펌프 광원 제어 장치 및 그를 이용한하이브리드형 광섬유 증폭 장치

Legal Events

Date Code Title Description
NUG Patent has lapsed