DE60213930D1 - Automatische Gewinnkontrollvorrichtung eines optische Faserverstärkers - Google Patents
Automatische Gewinnkontrollvorrichtung eines optische FaserverstärkersInfo
- Publication number
- DE60213930D1 DE60213930D1 DE60213930T DE60213930T DE60213930D1 DE 60213930 D1 DE60213930 D1 DE 60213930D1 DE 60213930 T DE60213930 T DE 60213930T DE 60213930 T DE60213930 T DE 60213930T DE 60213930 D1 DE60213930 D1 DE 60213930D1
- Authority
- DE
- Germany
- Prior art keywords
- control device
- optical fiber
- gain control
- automatic gain
- fiber amplifier
- 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
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
-
- 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
-
- 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
- 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
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Physics & Mathematics (AREA)
- Lasers (AREA)
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0041157A KR100416975B1 (ko) | 2001-07-10 | 2001-07-10 | 광섬유 증폭기의 자동 이득 제어 장치 |
KR2001041157 | 2001-07-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60213930D1 true DE60213930D1 (de) | 2006-09-28 |
DE60213930T2 DE60213930T2 (de) | 2006-12-14 |
Family
ID=36973929
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60213930T Expired - Lifetime DE60213930T2 (de) | 2001-07-10 | 2002-03-05 | Automatische Gewinnkontrollvorrichtung eines optischen Faserverstärkers |
Country Status (5)
Country | Link |
---|---|
US (1) | US6580553B2 (de) |
EP (1) | EP1283567B1 (de) |
JP (1) | JP4184719B2 (de) |
KR (1) | KR100416975B1 (de) |
DE (1) | DE60213930T2 (de) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7068423B2 (en) * | 2002-11-26 | 2006-06-27 | Dowslake Microsystems Corporation | Low cost flexible automated optical power management |
US6747791B1 (en) * | 2002-12-03 | 2004-06-08 | Bayspec, Inc. | Optical amplifier with a spectral gain monitor using a volume phase grating |
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 |
US6975449B1 (en) * | 2003-03-05 | 2005-12-13 | Nortel Networks Limited | Fast, continuously variable automatic gain control for optical amplifiers |
US7361171B2 (en) | 2003-05-20 | 2008-04-22 | Raydiance, Inc. | Man-portable optical ablation system |
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 |
US20050038487A1 (en) * | 2003-08-11 | 2005-02-17 | Richard Stoltz | Controlling pulse energy of an optical amplifier by controlling pump diode current |
US7367969B2 (en) * | 2003-08-11 | 2008-05-06 | Raydiance, Inc. | Ablative material removal with a preset removal rate or volume or depth |
US9022037B2 (en) | 2003-08-11 | 2015-05-05 | Raydiance, Inc. | Laser ablation method and apparatus having a feedback loop and control unit |
US8921733B2 (en) | 2003-08-11 | 2014-12-30 | Raydiance, Inc. | Methods and systems for trimming circuits |
US8173929B1 (en) | 2003-08-11 | 2012-05-08 | Raydiance, Inc. | Methods and systems for trimming circuits |
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 |
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 |
US8232687B2 (en) | 2006-04-26 | 2012-07-31 | Raydiance, Inc. | Intelligent laser interlock system |
US9130344B2 (en) | 2006-01-23 | 2015-09-08 | Raydiance, Inc. | Automated laser tuning |
US7444049B1 (en) | 2006-01-23 | 2008-10-28 | Raydiance, Inc. | Pulse stretcher and compressor including a multi-pass Bragg grating |
US8189971B1 (en) | 2006-01-23 | 2012-05-29 | Raydiance, Inc. | Dispersion compensation in a chirped pulse amplification system |
JP4234720B2 (ja) * | 2006-02-17 | 2009-03-04 | 古河電気工業株式会社 | 光増幅装置 |
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 |
US9354287B2 (en) * | 2007-09-07 | 2016-05-31 | General Electric Company | System and apparatus for receiving magnetic resonance (MR) signals from an imaging subject |
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 |
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 |
JP2010177346A (ja) * | 2009-01-28 | 2010-08-12 | Nippon Telegr & Teleph Corp <Ntt> | 光増幅器及び光増幅方法 |
US8395372B2 (en) * | 2009-10-28 | 2013-03-12 | Optisense Network, Llc | Method for measuring current in an electric power distribution system |
US9134344B2 (en) | 2009-10-28 | 2015-09-15 | Gridview Optical Solutions, Llc. | Optical sensor assembly for installation on a current carrying cable |
US9114482B2 (en) | 2010-09-16 | 2015-08-25 | Raydiance, Inc. | Laser based processing of layered materials |
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 |
US9535097B2 (en) | 2012-07-19 | 2017-01-03 | Gridview Optical Solutions, Llc. | Electro-optic current sensor with high dynamic range and accuracy |
US9146358B2 (en) | 2013-07-16 | 2015-09-29 | Gridview Optical Solutions, Llc | Collimator holder for electro-optical sensor |
CN103606811B (zh) * | 2013-12-11 | 2016-04-27 | 北京信息科技大学 | 基于cpld的脉冲光纤激光器驱动电源控制系统 |
US11099589B1 (en) * | 2020-03-16 | 2021-08-24 | Alpha And Omega Semiconductor (Cayman) Ltd. | Digitally programmable, fully differential error amplifier |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02308581A (ja) * | 1989-05-24 | 1990-12-21 | Furukawa Electric Co Ltd:The | 光増幅方法 |
JPH05129701A (ja) * | 1991-10-31 | 1993-05-25 | Nec Corp | 光中継器 |
JPH08304856A (ja) * | 1995-05-01 | 1996-11-22 | Ando Electric Co Ltd | 光ファイバ増幅器 |
JP3422398B2 (ja) * | 1995-12-07 | 2003-06-30 | 富士通株式会社 | 重心波長モニタ方法及び装置、光増幅器並びに光通信システム |
US6025947A (en) * | 1996-05-02 | 2000-02-15 | Fujitsu Limited | Controller which controls a variable optical attenuator to control the power level of a wavelength-multiplexed optical signal when the number of channels are varied |
US5875273A (en) * | 1997-07-22 | 1999-02-23 | Ciena Corporation | Laser wavelength control under direct modulation |
JP3369096B2 (ja) * | 1998-01-29 | 2003-01-20 | 日本電信電話株式会社 | 光増幅器 |
US6163399A (en) * | 1998-12-08 | 2000-12-19 | Nortel Networks Limited | Method and apparatus for suppressing transients in optical amplifiers |
US6366395B1 (en) * | 2000-03-30 | 2002-04-02 | Nortel Networks Limited | Optical amplifier gain control |
AU2001238687A1 (en) * | 2000-04-13 | 2001-10-30 | Corning Incorporated | Optical amplifiers with a simple gain/output control device |
-
2001
- 2001-07-10 KR KR10-2001-0041157A patent/KR100416975B1/ko not_active IP Right Cessation
-
2002
- 2002-01-14 US US10/046,355 patent/US6580553B2/en not_active Expired - Fee Related
- 2002-03-05 EP EP02004950A patent/EP1283567B1/de not_active Expired - Lifetime
- 2002-03-05 DE DE60213930T patent/DE60213930T2/de not_active Expired - Lifetime
- 2002-06-19 JP JP2002179083A patent/JP4184719B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1283567A3 (de) | 2003-12-17 |
EP1283567B1 (de) | 2006-08-16 |
KR100416975B1 (ko) | 2004-02-05 |
EP1283567A2 (de) | 2003-02-12 |
JP4184719B2 (ja) | 2008-11-19 |
JP2003078371A (ja) | 2003-03-14 |
KR20030005731A (ko) | 2003-01-23 |
DE60213930T2 (de) | 2006-12-14 |
US6580553B2 (en) | 2003-06-17 |
US20030011880A1 (en) | 2003-01-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |