JP3770999B2 - レーザー照射装置及びレーザー照射方法 - Google Patents

レーザー照射装置及びレーザー照射方法 Download PDF

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Publication number
JP3770999B2
JP3770999B2 JP11888897A JP11888897A JP3770999B2 JP 3770999 B2 JP3770999 B2 JP 3770999B2 JP 11888897 A JP11888897 A JP 11888897A JP 11888897 A JP11888897 A JP 11888897A JP 3770999 B2 JP3770999 B2 JP 3770999B2
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Japan
Prior art keywords
cylindrical lens
lens group
laser
light
laser beam
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 - Fee Related
Application number
JP11888897A
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English (en)
Japanese (ja)
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JPH10293267A (ja
JPH10293267A5 (enExample
Inventor
幸一郎 田中
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Semiconductor Energy Laboratory Co Ltd
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Semiconductor Energy Laboratory Co Ltd
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Publication date
Application filed by Semiconductor Energy Laboratory Co Ltd filed Critical Semiconductor Energy Laboratory Co Ltd
Priority to JP11888897A priority Critical patent/JP3770999B2/ja
Priority to US09/062,876 priority patent/US6137633A/en
Publication of JPH10293267A publication Critical patent/JPH10293267A/ja
Publication of JPH10293267A5 publication Critical patent/JPH10293267A5/ja
Application granted granted Critical
Publication of JP3770999B2 publication Critical patent/JP3770999B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G02B27/0955—Lenses
    • G02B27/0961—Lens arrays
    • 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
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • 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
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/0604—Shaping the laser beam, e.g. by masks or multi-focusing by a combination of beams
    • 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
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/0604—Shaping the laser beam, e.g. by masks or multi-focusing by a combination of beams
    • B23K26/0608—Shaping the laser beam, e.g. by masks or multi-focusing by a combination of beams in the same heat affected zone [HAZ]
    • 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
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
    • 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
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
    • B23K26/0648—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising lenses
    • 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
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/0665—Shaping the laser beam, e.g. by masks or multi-focusing by beam condensation on the workpiece, e.g. for focusing
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0905—Dividing and/or superposing multiple light beams
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G02B27/0955—Lenses
    • G02B27/0966—Cylindrical lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/12—Beam splitting or combining systems operating by refraction only
    • G02B27/123—The splitting element being a lens or a system of lenses, including arrays and surfaces with refractive power

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Liquid Crystal (AREA)
  • Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
  • Recrystallisation Techniques (AREA)
JP11888897A 1997-04-21 1997-04-21 レーザー照射装置及びレーザー照射方法 Expired - Fee Related JP3770999B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP11888897A JP3770999B2 (ja) 1997-04-21 1997-04-21 レーザー照射装置及びレーザー照射方法
US09/062,876 US6137633A (en) 1997-04-21 1998-04-20 Laser irradiating apparatus and laser irradiating method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11888897A JP3770999B2 (ja) 1997-04-21 1997-04-21 レーザー照射装置及びレーザー照射方法

Publications (3)

Publication Number Publication Date
JPH10293267A JPH10293267A (ja) 1998-11-04
JPH10293267A5 JPH10293267A5 (enExample) 2005-03-17
JP3770999B2 true JP3770999B2 (ja) 2006-04-26

Family

ID=14747636

Family Applications (1)

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JP11888897A Expired - Fee Related JP3770999B2 (ja) 1997-04-21 1997-04-21 レーザー照射装置及びレーザー照射方法

Country Status (2)

Country Link
US (1) US6137633A (enExample)
JP (1) JP3770999B2 (enExample)

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US5729150A (en) * 1995-12-01 1998-03-17 Cascade Microtech, Inc. Low-current probe card with reduced triboelectric current generating cables
JP3917231B2 (ja) * 1996-02-06 2007-05-23 株式会社半導体エネルギー研究所 レーザー照射装置およびレーザー照射方法
JPH09234579A (ja) * 1996-02-28 1997-09-09 Semiconductor Energy Lab Co Ltd レーザー照射装置
JP4086932B2 (ja) * 1997-04-17 2008-05-14 株式会社半導体エネルギー研究所 レーザー照射装置及びレーザー処理方法
JP3462053B2 (ja) * 1997-09-30 2003-11-05 株式会社半導体エネルギー研究所 ビームホモジェナイザーおよびレーザー照射装置およびレーザー照射方法および半導体デバイス
JPH11186189A (ja) * 1997-12-17 1999-07-09 Semiconductor Energy Lab Co Ltd レーザー照射装置
DE19819333A1 (de) * 1998-04-30 1999-11-04 Lissotschenko Vitaly Optisches Emitter-Array mit Kollimationsoptik
US6246524B1 (en) 1998-07-13 2001-06-12 Semiconductor Energy Laboratory Co., Ltd. Beam homogenizer, laser irradiation apparatus, laser irradiation method, and method of manufacturing semiconductor device
JP4663047B2 (ja) * 1998-07-13 2011-03-30 株式会社半導体エネルギー研究所 レーザー照射装置及び半導体装置の作製方法
EP1744349A3 (en) 1998-10-05 2007-04-04 Semiconductor Energy Laboratory Co., Ltd. Laser irradiation apparatus, laser irradiation method, beam homogenizer, semiconductor device, and method of manufacturing the semiconductor device
US6535535B1 (en) * 1999-02-12 2003-03-18 Semiconductor Energy Laboratory Co., Ltd. Laser irradiation method, laser irradiation apparatus, and semiconductor device
JP4588153B2 (ja) * 1999-03-08 2010-11-24 株式会社半導体エネルギー研究所 レーザー照射装置
US6393042B1 (en) 1999-03-08 2002-05-21 Semiconductor Energy Laboratory Co., Ltd. Beam homogenizer and laser irradiation apparatus
JP4403599B2 (ja) * 1999-04-19 2010-01-27 ソニー株式会社 半導体薄膜の結晶化方法、レーザ照射装置、薄膜トランジスタの製造方法及び表示装置の製造方法
US6567219B1 (en) 1999-08-13 2003-05-20 Semiconductor Energy Laboratory Co., Ltd. Laser irradiation apparatus
US6573162B2 (en) * 1999-12-24 2003-06-03 Semiconductor Energy Laboratory Co., Ltd. Laser irradiation apparatus and method of fabricating a semiconductor device
TW523791B (en) 2000-09-01 2003-03-11 Semiconductor Energy Lab Method of processing beam, laser irradiation apparatus, and method of manufacturing semiconductor device
US6955956B2 (en) * 2000-12-26 2005-10-18 Semiconductor Energy Laboratory Co., Ltd. Method of manufacturing a semiconductor device
SG113399A1 (en) * 2000-12-27 2005-08-29 Semiconductor Energy Lab Laser annealing method and semiconductor device fabricating method
US7743631B2 (en) * 2001-05-09 2010-06-29 Hamamatsu Photonics K.K. Method of forming an optical lens by drawing material with curved surface parts
TW558861B (en) * 2001-06-15 2003-10-21 Semiconductor Energy Lab Laser irradiation stage, laser irradiation optical system, laser irradiation apparatus, laser irradiation method, and method of manufacturing semiconductor device
TW552645B (en) 2001-08-03 2003-09-11 Semiconductor Energy Lab Laser irradiating device, laser irradiating method and manufacturing method of semiconductor device
US6847006B2 (en) * 2001-08-10 2005-01-25 Semiconductor Energy Laboratory Co., Ltd. Laser annealing apparatus and semiconductor device manufacturing method
JP3977038B2 (ja) 2001-08-27 2007-09-19 株式会社半導体エネルギー研究所 レーザ照射装置およびレーザ照射方法
TWI332682B (en) * 2002-09-19 2010-11-01 Semiconductor Energy Lab Beam homogenizer and laser irradiation apparatus and method of manufacturing semiconductor device
US7327916B2 (en) * 2003-03-11 2008-02-05 Semiconductor Energy Laboratory Co., Ltd. Beam Homogenizer, laser irradiation apparatus, and method of manufacturing a semiconductor device
SG137674A1 (en) * 2003-04-24 2007-12-28 Semiconductor Energy Lab Beam homogenizer, laser irradiation apparatus, and method for manufacturing semiconductor device
JP4152806B2 (ja) * 2003-05-28 2008-09-17 株式会社半導体エネルギー研究所 レーザ光照射装置
US7245802B2 (en) * 2003-08-04 2007-07-17 Semiconductor Energy Laboratory Co., Ltd. Beam homogenizer, laser irradiation apparatus and method for manufacturing semiconductor device
US7169630B2 (en) * 2003-09-30 2007-01-30 Semiconductor Energy Laboratory Co., Ltd. Beam homogenizer, laser irradiation apparatus, and method for manufacturing semiconductor device
JP4579575B2 (ja) 2004-05-14 2010-11-10 株式会社半導体エネルギー研究所 レーザ照射方法及びレーザ照射装置
US7387954B2 (en) * 2004-10-04 2008-06-17 Semiconductor Energy Laboratory Co., Ltd. Beam homogenizer, laser irradiation apparatus, and method for manufacturing semiconductor device
US7664365B2 (en) * 2004-10-27 2010-02-16 Semiconductor Energy Laboratory Co., Ltd. Beam homogenizer, and laser irradiation method, laser irradiation apparatus, and laser annealing method of non-single crystalline semiconductor film using the same
EP1708008B1 (en) * 2005-04-01 2011-08-17 Semiconductor Energy Laboratory Co., Ltd. Beam homogenizer and laser irradition apparatus
WO2007049525A1 (en) 2005-10-26 2007-05-03 Semiconductor Energy Laboratory Co., Ltd. Laser irradiation apparatus and manufacturing method of semiconductor device
US7563661B2 (en) * 2006-02-02 2009-07-21 Semiconductor Energy Laboratory Co., Ltd. Crystallization method for semiconductor film, manufacturing method for semiconductor device, and laser irradiation apparatus
JP6616368B2 (ja) * 2017-09-14 2019-12-04 ファナック株式会社 レーザ加工前に光学系の汚染レベルに応じて加工条件を補正するレーザ加工装置

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JPH06232069A (ja) * 1993-02-04 1994-08-19 Semiconductor Energy Lab Co Ltd 半導体装置の作製方法
JP3562588B2 (ja) * 1993-02-15 2004-09-08 株式会社半導体エネルギー研究所 半導体装置の製造方法
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Publication number Publication date
US6137633A (en) 2000-10-24
JPH10293267A (ja) 1998-11-04

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