DE602004005946D1 - Laseroszillator - Google Patents

Laseroszillator

Info

Publication number
DE602004005946D1
DE602004005946D1 DE602004005946T DE602004005946T DE602004005946D1 DE 602004005946 D1 DE602004005946 D1 DE 602004005946D1 DE 602004005946 T DE602004005946 T DE 602004005946T DE 602004005946 T DE602004005946 T DE 602004005946T DE 602004005946 D1 DE602004005946 D1 DE 602004005946D1
Authority
DE
Germany
Prior art keywords
laser oscillator
oscillator
laser
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.)
Active
Application number
DE602004005946T
Other languages
English (en)
Other versions
DE602004005946T2 (de
Inventor
Yuji Nishikawa
Hiroyuki Yoshida
Hisatada Machida
Hiromitsu Takahashi
Soichi Arita
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.)
Fanuc Corp
Original Assignee
Fanuc 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 Fanuc Corp filed Critical Fanuc Corp
Publication of DE602004005946D1 publication Critical patent/DE602004005946D1/de
Application granted granted Critical
Publication of DE602004005946T2 publication Critical patent/DE602004005946T2/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H01S3/131—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the active medium, e.g. by controlling the processes or apparatus for excitation
    • H01S3/1312—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the active medium, e.g. by controlling the processes or apparatus for excitation by controlling the optical pumping
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/70—Auxiliary operations or equipment
    • B23K26/702—Auxiliary equipment
    • 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
    • H01S3/02—Constructional details
    • H01S3/04—Arrangements for thermal management
    • 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
    • H01S3/1305—Feedback control systems
    • 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
    • H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
    • H01S3/16—Solid materials
    • H01S3/163—Solid materials characterised by a crystal matrix
    • H01S3/164—Solid materials characterised by a crystal matrix garnet
    • H01S3/1643—YAG

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • Lasers (AREA)
  • Laser Beam Processing (AREA)
DE602004005946T 2003-11-26 2004-11-24 Laseroszillator Active DE602004005946T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003394956A JP2005158984A (ja) 2003-11-26 2003-11-26 レーザ発振器
JP2003394956 2003-11-26

Publications (2)

Publication Number Publication Date
DE602004005946D1 true DE602004005946D1 (de) 2007-05-31
DE602004005946T2 DE602004005946T2 (de) 2007-08-30

Family

ID=34463792

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004005946T Active DE602004005946T2 (de) 2003-11-26 2004-11-24 Laseroszillator

Country Status (4)

Country Link
US (1) US20050111504A1 (de)
EP (1) EP1535694B1 (de)
JP (1) JP2005158984A (de)
DE (1) DE602004005946T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6721508B1 (en) 1998-12-14 2004-04-13 Tellabs Operations Inc. Optical line terminal arrangement, apparatus and methods
US8428461B2 (en) * 2005-06-22 2013-04-23 Tellabs Operations, Inc. Apparatus for managing an optical signal
US7562826B2 (en) * 2005-09-12 2009-07-21 Symbol Technologies Inc Scan engine with dual chip architecture for use in electro-optical readers
JP2008227418A (ja) * 2007-03-15 2008-09-25 Nec Corp 制御装置、制御回路、制御方法及び制御プログラム
JP5073796B2 (ja) * 2010-08-23 2012-11-14 ファナック株式会社 レーザ発振器制御装置
JP5068863B2 (ja) * 2011-02-17 2012-11-07 ファナック株式会社 精確にレーザ出力を補正できる高出力レーザ装置
JP5465363B1 (ja) * 2013-02-14 2014-04-09 三菱電機株式会社 レーザ加工装置、加工制御装置およびパルス周波数制御方法
JP5845307B2 (ja) * 2014-04-11 2016-01-20 ファナック株式会社 電力低下時間の長さにより動作を変更するレーザ加工装置
CN109164760B (zh) * 2018-10-22 2020-07-14 大族激光科技产业集团股份有限公司 一种具有双重工作模式的调高方法及装置
CN109346918B (zh) * 2018-12-26 2020-09-15 吉林大学 一种便携式阻抗自适应激光二极管驱动模块
JP7343324B2 (ja) * 2019-07-26 2023-09-12 ファナック株式会社 レーザ発振器を制御する制御装置、及び制御方法
KR20220011848A (ko) * 2020-07-21 2022-02-03 삼성디스플레이 주식회사 레이저 장치 및 표시 장치의 제조 방법

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4611270A (en) * 1983-09-16 1986-09-09 Questek Incorporated Method and means of controlling the output of a pulsed laser
JP2917642B2 (ja) * 1992-01-24 1999-07-12 三菱電機株式会社 レーザ出力制御装置
JP2830671B2 (ja) * 1993-01-07 1998-12-02 三菱電機株式会社 レーザ発振器の出力制御装置
JP3184359B2 (ja) * 1993-03-19 2001-07-09 富士通株式会社 半導体レーザ制御方法および半導体レーザ制御装置
JPH08195521A (ja) * 1995-01-17 1996-07-30 Toshiba Corp レーザ発振装置
US5757831A (en) * 1996-07-12 1998-05-26 Lightwave Electronics Corp. Electronic suppression of optical feedback instabilities in a solid-state laser
JP3007875B2 (ja) * 1998-04-20 2000-02-07 オー・エム・シー株式会社 レーザ出力検出方法とその装置並びに該方法を利用したレーザ出力制御方法とその装置
JP2000294871A (ja) * 1999-04-09 2000-10-20 Matsushita Electric Ind Co Ltd 半導体レーザ制御方法および半導体レーザ制御装置
US6853655B2 (en) * 2001-11-20 2005-02-08 Spectra Physics, Inc. System for improved power control
US6917632B2 (en) * 2002-12-31 2005-07-12 Intel Corporation Interrupt driven wavelength locking

Also Published As

Publication number Publication date
US20050111504A1 (en) 2005-05-26
EP1535694A3 (de) 2006-03-29
JP2005158984A (ja) 2005-06-16
DE602004005946T2 (de) 2007-08-30
EP1535694B1 (de) 2007-04-18
EP1535694A2 (de) 2005-06-01

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