KR101902991B1 - 레이저 스크라이빙 장치 - Google Patents
레이저 스크라이빙 장치 Download PDFInfo
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- KR101902991B1 KR101902991B1 KR1020170022268A KR20170022268A KR101902991B1 KR 101902991 B1 KR101902991 B1 KR 101902991B1 KR 1020170022268 A KR1020170022268 A KR 1020170022268A KR 20170022268 A KR20170022268 A KR 20170022268A KR 101902991 B1 KR101902991 B1 KR 101902991B1
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- H—ELECTRICITY
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- 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
- H01S3/10061—Polarization control
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- 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
- B23K26/36—Removing material
- B23K26/362—Laser etching
- B23K26/364—Laser etching for making a groove or trench, e.g. for scribing a break initiation groove
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- 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
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- 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
- B23K26/0613—Shaping the laser beam, e.g. by masks or multi-focusing by a combination of beams having a common axis
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- 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
- B23K26/062—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam
- B23K26/0626—Energy control of the laser beam
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- 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
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- 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
- B23K26/067—Dividing the beam into multiple beams, e.g. multifocusing
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/02—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light
-
- 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
- G02B27/14—Beam splitting or combining systems operating by reflection only
-
- 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
- G02B27/14—Beam splitting or combining systems operating by reflection only
- G02B27/141—Beam splitting or combining systems operating by reflection only using dichroic mirrors
-
- 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
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
-
- 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
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
- G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/26—Bombardment with radiation
- H01L21/263—Bombardment with radiation with high-energy radiation
- H01L21/268—Bombardment with radiation with high-energy radiation using electromagnetic radiation, e.g. laser radiation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
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- 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
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Abstract
Description
도 2는 본 발명의 제2 실시예에 따른 레이저 스크라이빙 장치를 도시한 도면이다.
도 3은 본 발명의 제3 실시예에 따른 레이저 스크라이빙 장치를 도시한 도면이다.
도 4는 본 발명의 제4 실시예에 따른 레이저 스크라이빙 장치를 도시한 도면이다.
도 5는 본 발명의 제5 실시예에 따른 레이저 스크라이빙 장치를 도시한 도면이다.
도 6은 본 발명의 제6 실시예에 따른 레이저 스크라이빙 장치를 도시한 도면이다.
도 7은 본 발명의 제7 실시예에 따른 레이저 스크라이빙 장치를 도시한 도면이다.
도 8은 본 발명의 제8 실시예에 따른 레이저 스크라이빙 장치를 도시한 도면이다.
도 9는 본 발명의 제9 실시예에 따른 레이저 스크라이빙 장치를 도시한 도면이다.
도 10은 본 발명의 제10 실시예에 따른 레이저 스크라이빙 장치를 도시한 도면이다.
도 11은 본 발명의 레이저 스크라이빙 장치를 이용하여 기판 내부에 형성된 내부 크랙열을 찍은 사진이다.
100 : 레이저 광원 200 : 스플리터
320 : 제1 파장판 330 : 제2 파장판
400 : 빔 익스펜더 텔레스코프
500 : 빔 컴바이너 600 : 집광 렌즈
700 : 감쇄기 800 : 편광 광선 분할기
L1 : 제1 레이저 빔 L2 : 제2 레이저 빔
M1, M2 : 미러부
Claims (8)
- 레이저 스크라이빙 장치에 있어서,
레이저 빔을 출력하는 레이저 광원,
상기 레이저 빔을 제1 레이저 빔 및 제2 레이저 빔으로 분할하는 스플리터,
상기 스플리터에 의하여 분할된 제 2 레이저 빔의 편광 방향을 90도 회전하는 제1 파장판,
상기 제1 레이저 빔 및/또는 제2 레이저 빔 경로상에서 발산각을 조절하는 빔 익스펜더 텔레스코프,
상기 제1 레이저 빔 및 제2 레이저 빔을 결합하는 빔 컴바이너, 및
상기 빔 컴바이너에 의하여 결합된 제1 레이저 빔 및 제2 레이저 빔을 집광하는 집광 렌즈를 포함하되,
상기 제1 레이저 빔 및/또는 제2 레이저 빔은 상기 빔 익스펜더 텔레스코프에 의해 상기 집광 렌즈에 입사되는 각도가 변하게 되어, 초점 거리가 상이한 거리를 가지며, 가공 대상물 내부에 두께 방향으로 다른 높이를 가지는 초점을 형성하는 것인 레이저 스크라이빙 장치.
- 제1항에 있어서,
상기 제1 레이저 빔의 경로상에 위치하여, 상기 제1 레이저 빔의 에너지를 제어하는 감쇄기를 더 포함하는 것인 레이저 스크라이빙 장치.
- 제2항에 있어서,
상기 제1 파장판의 출력단에 결합하여, 상기 제2 레이저 빔의 에너지를 제어하는 편광 광선 분할기를 더 포함하는 것인 레이저 스크라이빙 장치.
- 제2항 또는 제3항에 있어서,
상기 빔 컴바이너의 출력단에 결합하여, 상기 제1 레이저 빔과 제2 레이저 빔의 편광 상태를 원 편광 상태로 조절하는 제2 파장판을 더 포함하는 레이저 스크라이빙 장치.
- 제2항에 있어서,
상기 감쇄기는 상기 제1 레이저 빔의 편광상태를 조절하는 파장판 및 상기 파장판의 출력단에 결합하여 제1 레이저 빔의 에너지를 제어하는 편광 광선 분할기를 포함하는 것인 레이저 스크라이빙 장치.
- 제1항에 있어서,
상기 제1 파장판의 출력단에 결합하여, 상기 제2 레이저 빔의 에너지를 제어하는 편광 광선 분할기를 더 포함하는 것인 레이저 스크라이빙 장치.
- 제6항에 있어서,
상기 빔 컴바이너의 출력단에 결합하여, 상기 제1 레이저 빔과 제2 레이저 빔의 편광 상태를 원 편광 상태로 조절하는 제2 파장판을 더 포함하는 레이저 스크라이빙 장치.
- 제1항에 있어서,
상기 빔 컴바이너의 출력단에 결합하여, 상기 제1 레이저 빔와 제2 레이저 빔의 편광 상태를 원 편광 상태로 조절하는 제2 파장판을 더 포함하는 레이저 스크라이빙 장치.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020170022268A KR101902991B1 (ko) | 2017-02-20 | 2017-02-20 | 레이저 스크라이빙 장치 |
PCT/KR2018/002082 WO2018151581A1 (ko) | 2017-02-20 | 2018-02-20 | 레이저 스크라이빙 장치 |
JP2019563997A JP6971330B2 (ja) | 2017-02-20 | 2018-02-20 | レーザスクライビング装置 |
US16/525,614 US20190351511A1 (en) | 2017-02-20 | 2019-07-30 | Laser scribing device |
US18/123,315 US20230226644A1 (en) | 2017-02-20 | 2023-03-19 | Laser scribing device |
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KR1020170022268A KR101902991B1 (ko) | 2017-02-20 | 2017-02-20 | 레이저 스크라이빙 장치 |
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KR20180096070A KR20180096070A (ko) | 2018-08-29 |
KR101902991B1 true KR101902991B1 (ko) | 2018-10-02 |
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US (1) | US20190351511A1 (ko) |
JP (1) | JP6971330B2 (ko) |
KR (1) | KR101902991B1 (ko) |
WO (1) | WO2018151581A1 (ko) |
Families Citing this family (7)
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KR102584252B1 (ko) * | 2019-06-10 | 2023-10-05 | 삼성디스플레이 주식회사 | 레이저 어닐 장치 |
JP7353171B2 (ja) * | 2019-12-26 | 2023-09-29 | 株式会社ディスコ | レーザー加工装置 |
KR102295280B1 (ko) * | 2020-02-21 | 2021-08-30 | 광주과학기술원 | Libs 측정이 가능한 고분해능 레이저 가공장치 |
US12064830B2 (en) * | 2020-03-12 | 2024-08-20 | Rohr, Inc. | Substrate perforation system and method using beamlets |
KR102513576B1 (ko) * | 2021-09-02 | 2023-03-29 | 주식회사 루트로닉 | 레이저 장치 |
JP2024172262A (ja) * | 2023-05-31 | 2024-12-12 | 日亜化学工業株式会社 | 波長ビーム結合装置、ダイレクトダイオードレーザ装置、およびレーザ加工機 |
CN116493737A (zh) * | 2023-06-14 | 2023-07-28 | 深圳公大激光有限公司 | 一种激光加工系统 |
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JP2016129203A (ja) * | 2015-01-09 | 2016-07-14 | 株式会社ディスコ | ウエーハの加工方法 |
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JP5105944B2 (ja) * | 2007-04-16 | 2012-12-26 | パナソニック株式会社 | レーザ装置 |
JP4651731B2 (ja) * | 2009-07-29 | 2011-03-16 | 西進商事株式会社 | レーザースクライブ加工方法 |
KR20110062884A (ko) * | 2009-12-04 | 2011-06-10 | 티에스씨멤시스(주) | 레이저 가공장치 및 가공방법 |
KR101161731B1 (ko) * | 2011-06-29 | 2012-07-09 | (주)큐엠씨 | 레이저 가공장치 및 가공방법 |
JP5293791B2 (ja) * | 2011-09-27 | 2013-09-18 | 三星ダイヤモンド工業株式会社 | レーザー加工装置およびレーザー加工装置を用いた被加工物の加工方法 |
JP5965239B2 (ja) * | 2012-07-31 | 2016-08-03 | 三星ダイヤモンド工業株式会社 | 貼り合わせ基板の加工方法並びに加工装置 |
KR101485062B1 (ko) * | 2013-10-29 | 2015-01-22 | 주식회사 에이에스티젯텍 | 레이저 가공장치의 착탈식 석션 노즐 장치 |
JP5902281B2 (ja) * | 2014-11-19 | 2016-04-13 | 三星ダイヤモンド工業株式会社 | レーザー加工装置 |
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2017
- 2017-02-20 KR KR1020170022268A patent/KR101902991B1/ko active Active
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2018
- 2018-02-20 JP JP2019563997A patent/JP6971330B2/ja active Active
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JP2016129203A (ja) * | 2015-01-09 | 2016-07-14 | 株式会社ディスコ | ウエーハの加工方法 |
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