KR20050116798A - 가변적 비점수차 방식의 초점 빔 스팟을 이용하여 절단하기위한 시스템 및 그 방법 - Google Patents
가변적 비점수차 방식의 초점 빔 스팟을 이용하여 절단하기위한 시스템 및 그 방법 Download PDFInfo
- Publication number
- KR20050116798A KR20050116798A KR1020057015415A KR20057015415A KR20050116798A KR 20050116798 A KR20050116798 A KR 20050116798A KR 1020057015415 A KR1020057015415 A KR 1020057015415A KR 20057015415 A KR20057015415 A KR 20057015415A KR 20050116798 A KR20050116798 A KR 20050116798A
- Authority
- KR
- South Korea
- Prior art keywords
- astigmatism
- laser
- beam spot
- spot
- lens
- Prior art date
Links
- 238000005520 cutting process Methods 0.000 title claims abstract description 7
- 238000000034 method Methods 0.000 title claims description 82
- 201000009310 astigmatism Diseases 0.000 claims abstract description 116
- 239000004065 semiconductor Substances 0.000 claims abstract description 53
- 239000000463 material Substances 0.000 claims abstract description 17
- 239000000758 substrate Substances 0.000 claims description 66
- 229910052594 sapphire Inorganic materials 0.000 claims description 36
- 239000010980 sapphire Substances 0.000 claims description 36
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 claims description 16
- 239000007787 solid Substances 0.000 claims description 12
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 11
- 229910002601 GaN Inorganic materials 0.000 claims description 8
- 239000011253 protective coating Substances 0.000 claims description 8
- HZXMRANICFIONG-UHFFFAOYSA-N gallium phosphide Chemical compound [Ga]#P HZXMRANICFIONG-UHFFFAOYSA-N 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 claims description 5
- 235000011187 glycerol Nutrition 0.000 claims description 5
- GPXJNWSHGFTCBW-UHFFFAOYSA-N Indium phosphide Chemical compound [In]#P GPXJNWSHGFTCBW-UHFFFAOYSA-N 0.000 claims description 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 239000011733 molybdenum Substances 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 239000004094 surface-active agent Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- 229910052732 germanium Inorganic materials 0.000 claims description 2
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims description 2
- 229920000642 polymer Polymers 0.000 claims description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 1
- 229910052802 copper Inorganic materials 0.000 claims 1
- 239000010949 copper Substances 0.000 claims 1
- 238000013077 scoring method Methods 0.000 claims 1
- 235000012431 wafers Nutrition 0.000 abstract description 49
- 230000006378 damage Effects 0.000 abstract description 5
- 230000003287 optical effect Effects 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 abstract 1
- FOXXZZGDIAQPQI-XKNYDFJKSA-N Asp-Pro-Ser-Ser Chemical compound OC(=O)C[C@H](N)C(=O)N1CCC[C@H]1C(=O)N[C@@H](CO)C(=O)N[C@@H](CO)C(O)=O FOXXZZGDIAQPQI-XKNYDFJKSA-N 0.000 description 20
- 238000012545 processing Methods 0.000 description 13
- 230000008569 process Effects 0.000 description 12
- 238000010521 absorption reaction Methods 0.000 description 10
- 230000008901 benefit Effects 0.000 description 9
- 150000001875 compounds Chemical class 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 8
- 238000005755 formation reaction Methods 0.000 description 8
- 230000006835 compression Effects 0.000 description 7
- 238000007906 compression Methods 0.000 description 7
- 230000031700 light absorption Effects 0.000 description 6
- 239000010410 layer Substances 0.000 description 5
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 5
- 229910010271 silicon carbide Inorganic materials 0.000 description 5
- 230000004075 alteration Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000003384 imaging method Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 239000010409 thin film Substances 0.000 description 4
- 238000003776 cleavage reaction Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 239000003599 detergent Substances 0.000 description 3
- 229920002120 photoresistant polymer Polymers 0.000 description 3
- 230000007017 scission Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000013077 target material Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012163 sequencing technique Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000003685 thermal hair damage Effects 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 229910005540 GaP Inorganic materials 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000002679 ablation Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- AJGDITRVXRPLBY-UHFFFAOYSA-N aluminum indium Chemical compound [Al].[In] AJGDITRVXRPLBY-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 229910021478 group 5 element Inorganic materials 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/70—Microphotolithographic exposure; Apparatus therefor
- G03F7/70383—Direct write, i.e. pattern is written directly without the use of a mask by one or multiple beams
-
- 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
-
- 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
- B23K26/0604—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
-
- 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
- B23K26/0617—Shaping the laser beam, e.g. by masks or multi-focusing by a combination of beams having a common axis and with spots spaced along the common axis
-
- 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
- B23K26/0622—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses
- B23K26/0624—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses using ultrashort pulses, i.e. pulses of 1ns or less
-
- 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
- B23K26/066—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms by using masks
-
- 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
-
- 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
- B23K26/073—Shaping the laser spot
- B23K26/0736—Shaping the laser spot into an oval shape, e.g. elliptic shape
-
- 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
- B23K26/36—Removing material
- B23K26/362—Laser etching
- B23K26/364—Laser etching for making a groove or trench, e.g. for scribing a break initiation groove
-
- 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
- B23K26/36—Removing material
- B23K26/40—Removing material taking account of the properties of the material involved
-
- 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
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
- B23K2101/40—Semiconductor devices
-
- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/08—Non-ferrous metals or alloys
- B23K2103/12—Copper or alloys thereof
-
- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/50—Inorganic material, e.g. metals, not provided for in B23K2103/02 – B23K2103/26
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- High Energy & Nuclear Physics (AREA)
- Electromagnetism (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Laser Beam Processing (AREA)
- Dicing (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Lasers (AREA)
Abstract
Description
Claims (40)
- 원시 레이저 빔을 생성하는 단계;상기 원시 레이저 빔을 확장하는 단계;상기 확장된 빔을 변경하여 상기 변경된 빔이 하나의 주 자오선에서 시준 되고, 다른 주 자오선에서 수렴되는 단계;두 개의 분리된 초점을 갖는 상기 변경된 빔을 집중하여 길이진 형태를 갖는 비점수차 방식의 초점 빔 스팟을 형성하는 단계; 및기판에 상기 비점수차 방식의 초점 빔 스팟을 향하게 하여 상기 기판에서 최소 부분적 컷을 얻는 단계를 포함하는 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 제 1항에 있어서,상기 원시 빔은 고체 레이저를 이용하여 생성되는 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 제 2항에 있어서,상기 원시 빔은 400nm 이하의 UV 영역에서 생성되는 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 제 3항에 있어서,상기 원시 빔은 40ns 이하의 펄스 시간 동안 생성되는 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 제 1항에 있어서,상기 원시 빔을 확장하는 단계는 빔 확장 망원경(telescope)을 통하여 상기 원시 빔을 통과하는 단계를 포함하는 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 제 1항에 있어서,상기 확장된 빔을 변경하는 단계는 원통형 평 오목 렌즈와 원통형 평 볼록 렌즈를 포함하는 애너모픽(anamorphic) 렌즈 시스템을 통하여 상기 확장된 빔을 통과하는 단계를 포함하는 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 제 1항에 있어서,상기 변경된 빔의 수렴을 변경하는 단계를 더 포함하는 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 제 1항에 있어서,상기 확장된 빔을 변경하는 단계는 단일 애너모픽 렌즈를 통하여 상기 확장된 빔을 통과하여 고정된 수렴을 제공하는 단계를 포함하는 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 제 1항에 있어서,상기 확장된 빔의 세기가 약한 에지부를 대칭적으로 잘라내는 단계를 더 포함하는 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 제 1항에 있어서,상기 변경된 빔을 집중하는 단계는빔 집중 렌즈를 통하여 상기 변경된 빔을 통과하는 단계를 포함하되,상기 집중된 빔은 두 개의 분리된 초점을 가지며, 상기 초점들 중 하나는 상기 빔 집중 렌즈의 공칭(nominal) 초점 길이보다 짧고, 다른 하나는 상기 빔 집중 렌즈의 상기 공칭 초점 길이에 형성되는 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 제 1항에 있어서,상기 기판은 사파이어를 포함하는 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 제 11항에 있어서,상기 기판은 상기 사파이어 상부에 질화 갈륨(GaN)층을 포함하며, 상기 비점수차 방식의 초점 빔 스팟은 상기 질화 갈륨층의 표면으로 향하도록 하여 레이저 에너지가 상기 사파이어의 제거를 유도하도록 상기 질화 갈륨에 결합되는 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 제 1항에 있어서,상기 기판은 상기 기판에 소자층을 포함하는 반도체 웨이퍼의 일부인 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 제 1항에 있어서,상기 기판은 금속, 갈륨비소(GaAs), 실리콘, 인화 갈륨(GaP), 인화 인듐(InP), 게르마늄(Ge), 알루미나, 유리 및 폴리머로 이루어진 군 중에서 선택된 물질로 형성되는 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 제 1항에 있어서,상기 기판은 몰리브덴(molybdenum)과 구리로 이루어진 군 중에서 선택된 금속으로 형성되는 금속막을 포함하는 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 제 1항에 있어서,상기 비점수차 방식의 초점 빔 스팟은 20㎛ 이하의 폭을 갖는 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 제 16항에 있어서,상기 비점수차 방식의 초점 빔 스팟은 5㎛의 폭을 갖는 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 제 1항에 있어서,상기 비점수차 방식의 초점 빔 스팟에 따라 컷 방향으로 상기 기판을 이동하는 단계를 더 포함하는 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 제 1항에 있어서,상기 확장된 빔을 변경하는 단계는 다수의 분리된 비점수차 빔렛(beamlet)을 만드는 것을 포함하는 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 제 19항에 있어서,상기 확장된 빔을 변경하는 단계는 상기 빔렛의 길이와 상기 빔렛 사이의 거리 중 최소 하나를 제어하는 것을 포함하는 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 제 1항에 있어서,상기 비점수차 방식의 초점 빔 스팟을 상기 기판에 향하기 전에 수용성 보호 코팅을 상기 기판에 적용하되,상기 보호 코팅은 수용성 액체 글리세린(glycerin)에 최소 하나의 계면활성제를 포함하는 것을 특징으로 하는 가변적 비점수차 방식의 초점 빔 스팟을 형성하는 방법.
- 레이저 빔을 발생하는 단계;상기 레이저 빔을 변경하여 최소 하나의 비점수차 방식의 초점 빔 스팟을 형성하여 상기 변경된 빔이 두 개의 분리된 초점을 갖고, 상기 비점수차 방식의 초점 빔 스팟이 길이가 늘어난 형태를 갖도록 하는 단계; 및상기 비점수차 방식의 초점 빔 스팟을 반도체 기판의 표면에 향하도록 하는 단계를 포함하되,상기 비점수차 방식의 초점 빔 스팟이 상기 반도체 기판에서 최소 부분적 컷이 얻어질 때까지 한 세트의 매개변수로 적용되는 것을 특징으로 하는 레이저를 이용하여 반도체 웨이퍼에 줄긋기 위한 방법.
- 제 22항에 있어서,상기 비점수차 방식의 초점 빔 스팟의 길이를 따라 컷 방향으로 상기 반도체 웨이퍼를 이동하여 상기 반도체 웨이퍼에 x축 방향에서 최소 하나의 컷을 만드는 단계;상기 반도체 웨이퍼를 90°로 회전하는 단계; 및상기 비점수차 방식의 초점 빔 스팟의 길이를 따라 컷 방향으로 상기 반도체 웨이퍼를 이동하여 상기 반도체 웨이퍼에 y축 방향에서 최소 하나의 컷을 만드는 단계를 더 포함하는 것을 특징으로 하는 레이저를 이용하여 반도체 웨이퍼에 줄긋기 위한 방법.
- 제 22항에 있어서,상기 비점수차 빔 스팟을 형성하는 단계는 확장되고 시준된 빔을 받아들이고, 하나의 주 자오선에서 시준되고 다른 주 자오선에서 수렴하는 변경된 빔을 생산하도록 애너모픽 렌즈 시스템을 이용하는 것을 특징으로 하는 레이저를 이용하여 반도체 웨이퍼에 줄긋기하기 위한 방법.
- 제 22항에 있어서,상기 비점수차 빔 스팟을 형성하는 단계는 상기 빔 스팟을 집중하도록 빔 집중 렌즈를 사용하여 상기 초점들 중 하나가 상기 빔 초점 렌즈의 공칭 초점 길이보다 짧고, 상기 초점들 중 다른 하나가 상기 빔 집중 렌즈의 상기 공칭 초점 길이에 형성되는 것을 특징으로 하는 레이저를 이용하여 반도체 웨이퍼에 줄긋기 위한 방법.
- 제 22항에 있어서,상기 비점수차 방식의 초점 빔 스팟을 바꾸는 단계를 더 포함하는 것을 특징으로 하는 레이저를 이용하여 반도체 웨이퍼에 줄긋기 위한 방법.
- 제 24항에 있어서,상기 애너모픽 렌즈 시스템은 원통형 평 오목 렌즈와 원통형 평 볼록 렌즈를 포함하는 것을 특징으로 하는 레이저를 이용하여 반도체 웨이퍼에 줄긋기 위한 방법.
- 제 27항에 있어서,상기 원통형 평 오목 렌즈와 상기 원통형 평 볼록 렌즈 사이의 거리를 변경하여 상기 비점수차 방식의 초점 빔 스팟을 바꾸는 단계를 더 포함하는 레이저를 이용하여 반도체 웨이퍼에 줄긋기 위한 방법.
- 제 22항에 있어서,상기 비점수차 방식의 초점 빔 스팟을 형성하는 단계는원시 레이저 빔을 발생하는 단계;상기 원시 레이저 빔을 확장하는 단계;상기 확장된 빔을 변경하여 상기 변경된 빔이 하나의 주 자오선에 시준되고 다른 하나의 주 자오선에 수렴하는 단계; 및상기 변경된 빔을 집중시켜 상기 비점수차 방식의 초점 빔 스팟을 형성하는 단계를 포함하는 것을 특징으로 하는 레이저를 이용하여 반도체 웨이퍼에 줄긋기 위한 방법.
- 제 22항에 있어서,상기 최소 하나의 비점수차 방식의 초점 빔 스팟을 형성하는 단계는 분리된 비점수차 빔렛을 형성하는 단계를 포함하는 것을 특징으로 하는 레이저를 이용하여 반도체 웨이퍼에 줄긋기 위한 방법.
- 제 22항에 있어서,상기 비점수차 방식의 초점 빔 스팟의 길이를 따라 컷 방향으로 상기 반도체 웨이퍼를 이동하여 상기 반도체 웨이퍼에서 다수의 컷을 만드는 단계를 더 포함하는 것을 특징으로 하는 레이저를 이용하여 반도체 웨이퍼에 줄긋기 위한 방법.
- 제 22항에 있어서,상기 반도체 웨이퍼는 사파이어 기판을 포함하는 것을 특징으로 하는 레이저를 이용하여 반도체 웨이퍼에 줄긋기 위한 방법.
- 제 32항에 있어서,상기 반도체 웨이퍼는 상기 사파이어 기판에 질화 갈륨층을 포함하고, 상기 비점수차 방식의 초점 빔 스팟은 상기 질화 갈륨층에 향하도록 하여 상기 사파이어를 제거하도록 레이저 에너지가 상기 질화 갈륨층에 연결되는 것을 특징으로 하는 레이저를 이용하여 반도체 웨이퍼에 줄긋기 위한 방법.
- 레이저 빔을 생성하는 단계;상기 레이저 빔을 변경함으로써 최소 하나의 비점수차 방식의 초점 빔 스팟을 형성하여 상기 변경된 빔이 두 개의 분리된 초점을 갖고 상기 비점수차 방식의 초점 빔 스팟이 신장된 형태를 갖는 단계;상기 비점수차 방식의 초점 빔 스팟을 반도체 웨이퍼의 표면에 향하도록 하여 상기 비점수차 방식의 초점 빔 스팟이 상기 반도체 웨이퍼에서 최소 하나의 부분적 컷이 얻어질 때까지 한 세트의 매개변수와 함께 적용되는 단계; 및상기 최소 부분적 컷을 이용하여 상기 반도체 웨이퍼를 다이로 분할하는 단계를 포함하는 것을 특징으로 하는 반도체 기판을 다이로 분할하기 위한 방법.
- 레이저로부터 원시 레이저 빔을 받아들이고 확장된 빔을 생성하기 위한 빔 확장 망원경;확장된 빔을 받아들이고, 하나의 주 자오선에서 시준되고 다른 주 자오선에서 수렴하기 위한 변경된 원통형 평 오목 렌즈와 원통형 평 볼록 렌즈를 포함하는 최소 하나의 가변적 비점수차 렌즈 시스템; 및상기 변경된 빔을 받아들이고 상기 집중된 빔이 두 개의 분리된 초점을 갖도록 상기 변경된 빔을 집중시켜 상기 초점들 중 하나는 상기 빔 집중 렌즈의 공칭 초점 길이보다 짧고, 상기 초점들 중 다른 하나는 상기 빔 집중 렌즈의 상기 공칭 초점 길이에 형성되기 위한 빔 집중 렌즈를 포함하는 것을 특징으로 하는 빔 전달 시스템.
- 제 35항에 있어서,상기 빔 확장 망원경과 상기 가변적 비점수차 렌즈 시스템 사이에 상기 확장된 빔의 세기가 약한 에지부를 잘라내기 위한 빔 형태 조리개를 더 포함하는 것을 특징으로 하는 빔 전달 시스템.
- 제 35항에 있어서,상기 빔 확장 망원경과 상기 가변적 비점수차 렌즈 시스템 사이에 상기 확장된 빔을 나누기 위한 최소 하나 이상의 바이-프리즘(bi-prism)을 더 포함하는 것을 특징으로 하는 빔 전달 시스템.
- 제 35항에 있어서,상기 빔 확장 망원경과 상기 가변적 비점수차 렌즈 시스템 사이에 상기 확장된 빔을 나누고 상기 나뉜 빔의 분할을 조절하기 위한 한 세트의 바이-프리즘을 더 포함하는 것을 특징으로 하는 빔 전달 시스템,
- 제 35항에 있어서,다수의 분리된 비점수차 빔렛을 생성하기 위한 가변적 비점수차 렌즈 시스템의 배열을 더 포함하는 것을 특징으로 하는 빔 전달 시스템.
- 고체 레이저를 이용하여 사파이어 기판 상부의 질화 갈륨 표면에 비점수차 방식의 초점 빔 스팟을 형성하는 레이저 에너지 펄스를 향하게 하되, 상기 펄스는 질화 갈륨층에 레이저 에너지를 결합하여 상기 사파이어 기판의 제거를 유도하는 단계; 및상기 펄스를 생기게 하여 상기 사파이어 기판을 줄긋기 라인에 따라 컷하도록 줄긋기 패턴에 상기 사파이어 기판을 충돌시키는 단계를 포함하는 것을 특징으로 하는 질화 갈륨층를 구비한 사파이어 기판에 선긋기 위한 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US44850303P | 2003-02-19 | 2003-02-19 | |
US60/448,503 | 2003-02-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050116798A true KR20050116798A (ko) | 2005-12-13 |
KR100790644B1 KR100790644B1 (ko) | 2008-01-02 |
Family
ID=32908597
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020057015415A KR100790644B1 (ko) | 2003-02-19 | 2004-02-19 | 가변적 비점수차 방식의 초점 빔 스팟을 이용하여 절단하기위한 시스템 및 그 방법 |
Country Status (8)
Country | Link |
---|---|
US (3) | US7388172B2 (ko) |
EP (1) | EP1595250B1 (ko) |
JP (2) | JP4704915B2 (ko) |
KR (1) | KR100790644B1 (ko) |
CN (1) | CN1761549B (ko) |
AT (1) | ATE553475T1 (ko) |
TW (1) | TWI248244B (ko) |
WO (1) | WO2004075174A2 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102657008B1 (ko) * | 2023-08-28 | 2024-04-12 | 주식회사 시스템알앤디 | 커브드빔을 이용한 레이저 가공장치 및 레이저 가공방법 |
Families Citing this family (125)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7838794B2 (en) | 1999-12-28 | 2010-11-23 | Gsi Group Corporation | Laser-based method and system for removing one or more target link structures |
US7723642B2 (en) * | 1999-12-28 | 2010-05-25 | Gsi Group Corporation | Laser-based system for memory link processing with picosecond lasers |
US6281471B1 (en) | 1999-12-28 | 2001-08-28 | Gsi Lumonics, Inc. | Energy-efficient, laser-based method and system for processing target material |
US7671295B2 (en) | 2000-01-10 | 2010-03-02 | Electro Scientific Industries, Inc. | Processing a memory link with a set of at least two laser pulses |
US6972268B2 (en) | 2001-03-29 | 2005-12-06 | Gsi Lumonics Corporation | Methods and systems for processing a device, methods and systems for modeling same and the device |
EP1633521B1 (en) * | 2003-06-06 | 2012-04-11 | Electro Scientific Industries, Inc. | Laser machining using a surfactant film |
EP1728271B1 (en) * | 2004-03-26 | 2016-06-08 | Semiconductor Energy Laboratory Co, Ltd. | Laser irradiation method and laser irradiation apparatus |
US8525075B2 (en) * | 2004-05-06 | 2013-09-03 | Semiconductor Energy Laboratory Co., Ltd. | Laser irradiation apparatus |
US8304313B2 (en) * | 2004-08-23 | 2012-11-06 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and its manufacturing method |
JP2006123004A (ja) * | 2004-09-29 | 2006-05-18 | Mitsubishi Materials Corp | レーザ加工方法及びレーザ加工装置 |
CN100401537C (zh) * | 2004-12-07 | 2008-07-09 | 深圳市方大国科光电技术有限公司 | 减少GaN层灼伤的GaN基LED芯片激光划片工艺 |
KR101284201B1 (ko) * | 2005-05-02 | 2013-07-09 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 레이저 조사 장치 및 레이저 조사 방법 |
JP2006319198A (ja) * | 2005-05-13 | 2006-11-24 | Disco Abrasive Syst Ltd | ウエーハのレーザー加工方法およびレーザー加工装置 |
US7460287B2 (en) * | 2005-05-17 | 2008-12-02 | Symbol Technologies, Inc. | Arrangement for and method of increasing pixel symmetry, especially for image projection arrangements |
DE102005038027A1 (de) * | 2005-08-06 | 2007-02-08 | Jenoptik Automatisierungstechnik Gmbh | Verfahren zum Durchtrennen von spröden Flachmaterialien |
US9138913B2 (en) * | 2005-09-08 | 2015-09-22 | Imra America, Inc. | Transparent material processing with an ultrashort pulse laser |
DE102006042280A1 (de) | 2005-09-08 | 2007-06-06 | IMRA America, Inc., Ann Arbor | Bearbeitung von transparentem Material mit einem Ultrakurzpuls-Laser |
JP2007184426A (ja) * | 2006-01-06 | 2007-07-19 | Shinko Electric Ind Co Ltd | 半導体装置の製造方法 |
KR100588459B1 (ko) | 2006-03-20 | 2006-06-12 | (주)큐엠씨 | 레이저 빔 전달 시스템 및 그 형성 방법 |
JP2007305646A (ja) * | 2006-05-09 | 2007-11-22 | Disco Abrasive Syst Ltd | ウエーハのレーザー加工方法 |
JP4777830B2 (ja) * | 2006-06-06 | 2011-09-21 | 株式会社ディスコ | ウエーハの分割方法 |
CN102357738B (zh) * | 2006-10-04 | 2015-04-15 | 浜松光子学株式会社 | 激光加工方法 |
JP5221031B2 (ja) * | 2006-11-30 | 2013-06-26 | 住友電気工業株式会社 | 集光光学系及びレーザ加工装置 |
US8198565B2 (en) * | 2007-04-11 | 2012-06-12 | Chrysler Group Llc | Laser-welding apparatus and method |
DE102007024701A1 (de) * | 2007-05-25 | 2008-11-27 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur Materialabtragung sowie Vorrichtung zur Durchführung des Verfahrens |
US20080297912A1 (en) * | 2007-06-01 | 2008-12-04 | Electro Scientific Industries, Inc., An Oregon Corporation | Vario-astigmatic beam expander |
JP2009032970A (ja) * | 2007-07-27 | 2009-02-12 | Rohm Co Ltd | 窒化物半導体素子の製造方法 |
JP2009072789A (ja) * | 2007-09-18 | 2009-04-09 | Hamamatsu Photonics Kk | レーザ加工装置 |
JP5449665B2 (ja) * | 2007-10-30 | 2014-03-19 | 浜松ホトニクス株式会社 | レーザ加工方法 |
US8124911B2 (en) * | 2008-03-31 | 2012-02-28 | Electro Scientific Industries, Inc. | On-the-fly manipulation of spot size and cutting speed for real-time control of trench depth and width in laser operations |
GB2460648A (en) * | 2008-06-03 | 2009-12-09 | M Solv Ltd | Method and apparatus for laser focal spot size control |
FR2934404B1 (fr) * | 2008-07-24 | 2010-09-10 | Commissariat Energie Atomique | Dispositif d'enregistrement de donnees graphiques sur un support. |
IT1394891B1 (it) * | 2008-07-25 | 2012-07-20 | Matteo Baistrocchi | Impianto di scribing laser per il trattamento superficiale di lamierini magnetici con spot a sezione ellittica |
US9719302B2 (en) | 2008-08-20 | 2017-08-01 | Foro Energy, Inc. | High power laser perforating and laser fracturing tools and methods of use |
US9664012B2 (en) | 2008-08-20 | 2017-05-30 | Foro Energy, Inc. | High power laser decomissioning of multistring and damaged wells |
US9669492B2 (en) | 2008-08-20 | 2017-06-06 | Foro Energy, Inc. | High power laser offshore decommissioning tool, system and methods of use |
TW201017863A (en) * | 2008-10-03 | 2010-05-01 | Versitech Ltd | Semiconductor color-tunable broadband light sources and full-color microdisplays |
US20100140238A1 (en) * | 2008-12-10 | 2010-06-10 | Continental Disc Corporation | Machining score lines in a rupture disc using laser machining |
US20100147811A1 (en) * | 2008-12-11 | 2010-06-17 | Sobey Mark S | Apparatus for laser scribing of dielectric-coated semiconductor wafers |
JP5241527B2 (ja) * | 2009-01-09 | 2013-07-17 | 浜松ホトニクス株式会社 | レーザ加工装置 |
JP5241525B2 (ja) * | 2009-01-09 | 2013-07-17 | 浜松ホトニクス株式会社 | レーザ加工装置 |
KR101041137B1 (ko) * | 2009-03-25 | 2011-06-13 | 삼성모바일디스플레이주식회사 | 기판 절단 장치 및 이를 이용한 기판 절단 방법 |
KR20100107253A (ko) * | 2009-03-25 | 2010-10-05 | 삼성모바일디스플레이주식회사 | 기판 절단 장치 및 이를 이용한 기판 절단 방법 |
US8609512B2 (en) * | 2009-03-27 | 2013-12-17 | Electro Scientific Industries, Inc. | Method for laser singulation of chip scale packages on glass substrates |
JP2010274328A (ja) * | 2009-04-30 | 2010-12-09 | Mitsuboshi Diamond Industrial Co Ltd | レーザ加工方法及びレーザ加工装置 |
US8216867B2 (en) * | 2009-06-10 | 2012-07-10 | Cree, Inc. | Front end scribing of light emitting diode (LED) wafers and resulting devices |
US9845652B2 (en) | 2011-02-24 | 2017-12-19 | Foro Energy, Inc. | Reduced mechanical energy well control systems and methods of use |
US7998838B2 (en) * | 2009-11-30 | 2011-08-16 | Esi-Pyrophotonics Lasers, Inc. | Method and apparatus for scribing a line in a thin film using a series of laser pulses |
US9669613B2 (en) | 2010-12-07 | 2017-06-06 | Ipg Photonics Corporation | Laser lift off systems and methods that overlap irradiation zones to provide multiple pulses of laser irradiation per location at an interface between layers to be separated |
TW201143947A (en) * | 2009-12-07 | 2011-12-16 | J P Sercel Associates Inc | Laser machining and scribing systems and methods |
US8986497B2 (en) | 2009-12-07 | 2015-03-24 | Ipg Photonics Corporation | Laser lift off systems and methods |
US20130256286A1 (en) * | 2009-12-07 | 2013-10-03 | Ipg Microsystems Llc | Laser processing using an astigmatic elongated beam spot and using ultrashort pulses and/or longer wavelengths |
US8173985B2 (en) * | 2009-12-15 | 2012-05-08 | Cymer, Inc. | Beam transport system for extreme ultraviolet light source |
KR20110114026A (ko) * | 2010-04-12 | 2011-10-19 | 삼성전자주식회사 | 시편 제조 장치 및 방법 |
KR100984727B1 (ko) * | 2010-04-30 | 2010-10-01 | 유병소 | 대상물 가공 방법 및 대상물 가공 장치 |
US8432944B2 (en) * | 2010-06-25 | 2013-04-30 | KLA-Technor Corporation | Extending the lifetime of a deep UV laser in a wafer inspection tool |
AU2011279374A1 (en) | 2010-07-12 | 2013-02-07 | Filaser Usa Llc | Method of material processing by laser filamentation |
US9187318B2 (en) * | 2010-09-21 | 2015-11-17 | Technical Institute of Physics and Chemistry of the Chinese Academy of Sciences | Laser micro/nano processing system and method |
JP5766423B2 (ja) * | 2010-10-15 | 2015-08-19 | 三菱重工業株式会社 | レーザ切断装置及びレーザ切断方法 |
FR2973118B1 (fr) * | 2011-03-24 | 2013-08-23 | Centre Nat Rech Scient | Dispositif numerique et adaptatif de focalisation d'un faisceau laser |
US8742288B2 (en) * | 2011-06-15 | 2014-06-03 | Asm Technology Singapore Pte Ltd | Laser apparatus for singulation, and a method of singulation |
DK2564975T3 (en) * | 2011-09-05 | 2015-01-12 | Alltec Angewandte Laserlicht Technologie Ges Mit Beschränkter Haftung | Selection apparatus with a plurality of lasers and sets of deflecting agents that can be individually adjusted |
DK2565994T3 (en) | 2011-09-05 | 2014-03-10 | Alltec Angewandte Laserlicht Technologie Gmbh | Laser device and method for marking an object |
EP2564973B1 (en) * | 2011-09-05 | 2014-12-10 | ALLTEC Angewandte Laserlicht Technologie Gesellschaft mit beschränkter Haftung | Marking apparatus with a plurality of lasers and a combining deflection device |
EP2564972B1 (en) * | 2011-09-05 | 2015-08-26 | ALLTEC Angewandte Laserlicht Technologie Gesellschaft mit beschränkter Haftung | Marking apparatus with a plurality of lasers, deflection means and telescopic means for each laser beam |
DK2565673T3 (da) | 2011-09-05 | 2014-01-06 | Alltec Angewandte Laserlicht Technologie Gmbh | Indretning og fremgangsmåde til markering af et objekt ved hjælp af en laserstråle |
EP2565996B1 (en) | 2011-09-05 | 2013-12-11 | ALLTEC Angewandte Laserlicht Technologie Gesellschaft mit beschränkter Haftung | Laser device with a laser unit, and a fluid container for a cooling means of said laser unit |
ES2544269T3 (es) * | 2011-09-05 | 2015-08-28 | ALLTEC Angewandte Laserlicht Technologie Gesellschaft mit beschränkter Haftung | Aparato de marcado con una pluralidad de láseres de gas con tubos de resonancia y medios de deflexión ajustables individualmente |
EP2564976B1 (en) | 2011-09-05 | 2015-06-10 | ALLTEC Angewandte Laserlicht Technologie Gesellschaft mit beschränkter Haftung | Marking apparatus with at least one gas laser and heat dissipator |
US8598488B2 (en) | 2011-12-23 | 2013-12-03 | Electro Scientific Industries, Inc. | Method and apparatus for adjusting radiation spot size |
US8969220B2 (en) | 2012-01-13 | 2015-03-03 | Imra America, Inc. | Methods and systems for laser processing of coated substrates |
US9444985B2 (en) * | 2012-05-03 | 2016-09-13 | Semiconductor Components Industries, Llc | Reduced height camera modules |
CN103567642B (zh) * | 2012-08-08 | 2017-07-11 | 赛恩倍吉科技顾问(深圳)有限公司 | 蓝宝石切割装置 |
WO2014113508A2 (en) | 2013-01-15 | 2014-07-24 | Microfabrica Inc. | Methods of forming parts using laser machining |
GB2509985A (en) * | 2013-01-22 | 2014-07-23 | M Solv Ltd | Method of forming patterns on coatings on opposite sides of a transparent substrate |
WO2014204535A1 (en) * | 2013-03-15 | 2014-12-24 | Foro Energy, Inc. | High power laser fluid jets and beam paths using deuterium oxide |
DE102013005136A1 (de) * | 2013-03-26 | 2014-10-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zurn Abtragen von sprödhartem Material mittels Laserstrahlung |
JP6362130B2 (ja) * | 2013-04-26 | 2018-07-25 | ビアメカニクス株式会社 | レーザ加工方法及びレーザ加工装置 |
WO2014194179A1 (en) * | 2013-05-30 | 2014-12-04 | Ipg Microsystems Llc | Laser processing using an astigmatic elongated beam spot and using ultrashort pulses and/or longer wavelengths |
KR101680416B1 (ko) * | 2013-11-01 | 2016-12-12 | 주식회사 엘지화학 | 레이저를 이용한 양극 커팅 장치 |
US9399256B2 (en) | 2014-06-20 | 2016-07-26 | Velo3D, Inc. | Apparatuses, systems and methods for three-dimensional printing |
TWI576186B (zh) * | 2014-08-20 | 2017-04-01 | Lever focusing module for laser processing | |
GB2529453B (en) * | 2014-08-20 | 2019-04-17 | Datalase Ltd | Label imaging and cutting |
WO2016072891A1 (en) * | 2014-11-04 | 2016-05-12 | Vaur Ab | Optical system for focusing a high energy laser |
US9873628B1 (en) * | 2014-12-02 | 2018-01-23 | Coherent Kaiserslautern GmbH | Filamentary cutting of brittle materials using a picosecond pulsed laser |
CN104460052B (zh) * | 2014-12-03 | 2017-05-10 | 西北核技术研究所 | 一种脉冲激光变焦辐照装置 |
TWI543834B (zh) | 2015-04-24 | 2016-08-01 | 納諾股份有限公司 | 脆性物件切斷裝置及其切斷方法 |
US11420894B2 (en) | 2015-04-24 | 2022-08-23 | Nanoplus Ltd. | Brittle object cutting apparatus and cutting method thereof |
US10065270B2 (en) | 2015-11-06 | 2018-09-04 | Velo3D, Inc. | Three-dimensional printing in real time |
US10286603B2 (en) | 2015-12-10 | 2019-05-14 | Velo3D, Inc. | Skillful three-dimensional printing |
CN105552029B (zh) * | 2015-12-16 | 2018-05-25 | 新昌县鸿吉电子科技有限公司 | Led芯片切割方法 |
WO2017143077A1 (en) | 2016-02-18 | 2017-08-24 | Velo3D, Inc. | Accurate three-dimensional printing |
US10549382B2 (en) | 2016-05-04 | 2020-02-04 | Purdue Research Foundation | Laser-assisted micromachining systems and methods |
CN105806239B (zh) * | 2016-05-16 | 2018-07-24 | 北京控制工程研究所 | 一种激光扫描式星敏感器离焦量检测方法 |
EP3263316B1 (en) | 2016-06-29 | 2019-02-13 | VELO3D, Inc. | Three-dimensional printing and three-dimensional printers |
US11691343B2 (en) | 2016-06-29 | 2023-07-04 | Velo3D, Inc. | Three-dimensional printing and three-dimensional printers |
US20180093418A1 (en) | 2016-09-30 | 2018-04-05 | Velo3D, Inc. | Three-dimensional objects and their formation |
US20180126462A1 (en) | 2016-11-07 | 2018-05-10 | Velo3D, Inc. | Gas flow in three-dimensional printing |
WO2018106586A1 (en) * | 2016-12-06 | 2018-06-14 | Velo3D, Inc. | Optics, detectors, and three-dimensional printing |
JP7008710B2 (ja) * | 2016-12-22 | 2022-01-25 | マジック リープ, インコーポレイテッド | レーザアブレーションを使用した成形ファイバ要素の製作のための方法およびシステム |
US20180186080A1 (en) | 2017-01-05 | 2018-07-05 | Velo3D, Inc. | Optics in three-dimensional printing |
US20180250744A1 (en) | 2017-03-02 | 2018-09-06 | Velo3D, Inc. | Three-dimensional printing of three-dimensional objects |
DE112018001247T5 (de) * | 2017-03-09 | 2019-12-12 | Mitsubishi Electric Corporation | Wellenlängen kombinierende laservorrichtung |
US20180281284A1 (en) | 2017-03-28 | 2018-10-04 | Velo3D, Inc. | Material manipulation in three-dimensional printing |
WO2019028082A1 (en) * | 2017-07-31 | 2019-02-07 | Ipg Photonics Corporation | LASER APPARATUS AND METHOD FOR PROCESSING THIN FILMS |
US10272525B1 (en) | 2017-12-27 | 2019-04-30 | Velo3D, Inc. | Three-dimensional printing systems and methods of their use |
US10144176B1 (en) | 2018-01-15 | 2018-12-04 | Velo3D, Inc. | Three-dimensional printing systems and methods of their use |
CN108493764A (zh) * | 2018-04-18 | 2018-09-04 | 西安必盛激光科技有限公司 | 激光输出功率稳定输出光斑可调装置及其激光器 |
CN110967802A (zh) * | 2018-09-30 | 2020-04-07 | 上海铁路通信有限公司 | 一种大功率脉冲激光自适应变焦系统 |
CN109581673A (zh) * | 2018-12-28 | 2019-04-05 | 中国电子科技集团公司第二十七研究所 | 一种线光斑激光远场聚焦发射天线 |
CN109693032A (zh) * | 2019-02-27 | 2019-04-30 | 大族激光科技产业集团股份有限公司 | 激光切割方法和装置 |
US11701739B2 (en) * | 2019-04-12 | 2023-07-18 | Skyworks Solutions, Inc. | Method of optimizing laser cutting of wafers for producing integrated circuit dies |
CN110328766B (zh) * | 2019-07-18 | 2021-02-23 | 中国电子科技集团公司第四十六研究所 | 一种磷化铟晶片加工方法 |
CN110246403B (zh) * | 2019-07-24 | 2021-06-18 | 哈尔滨工业大学(深圳) | 一种电镜像散及消像散的演示装置及方法 |
CA3148849A1 (en) | 2019-07-26 | 2021-02-04 | Velo3D, Inc. | Quality assurance in formation of three-dimensional objects |
RU2725685C1 (ru) * | 2019-08-27 | 2020-07-03 | Общество с ограниченной ответственностью "НАУЧНО-ТЕХНИЧЕСКОЕ ОБЪЕДИНЕНИЕ "ИРЭ-Полюс" (ООО НТО "ИРЭ-Полюс") | Перестраиваемый оптический формирователь масштабируемого плоского однородного лазерного пучка |
CN112750716B (zh) * | 2019-10-29 | 2022-12-30 | 成都辰显光电有限公司 | 微元件的剥离装置以及剥离方法 |
CN110988390B (zh) * | 2019-12-26 | 2023-12-22 | 中国航空工业集团公司沈阳空气动力研究所 | 适用于piv测量的片光装置 |
CN115666667A (zh) * | 2020-04-30 | 2023-01-31 | 金伯利-克拉克环球有限公司 | 两相吸收性复合材料 |
KR20220011848A (ko) * | 2020-07-21 | 2022-02-03 | 삼성디스플레이 주식회사 | 레이저 장치 및 표시 장치의 제조 방법 |
CN112025088B (zh) * | 2020-08-06 | 2022-04-15 | 武汉华工激光工程有限责任公司 | 一种激光光束像散补偿方法及激光加工系统 |
CN112495941B (zh) * | 2020-11-10 | 2022-06-21 | 江苏大学 | 一种远程激光清洗系统 |
WO2022205082A1 (en) * | 2021-03-31 | 2022-10-06 | Yangtze Memory Technologies Co., Ltd. | Laser system for dicing semiconductor structure and operation method thereof |
CN114488555B (zh) * | 2022-03-31 | 2022-08-05 | 武汉锐科光纤激光技术股份有限公司 | 光束准直设备、方法、装置、存储介质和电子装置 |
DE102022133073A1 (de) | 2022-12-13 | 2024-06-13 | Trumpf Laser Ag | Laserbearbeitungsanlage zur Bearbeitung eines Werkstücks mittels eines Ausgangslaserstrahls |
Family Cites Families (125)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US33947A (en) * | 1861-12-17 | Improvement in machines for polishing the eyes of needles | ||
US3629545A (en) | 1967-12-19 | 1971-12-21 | Western Electric Co | Laser substrate parting |
US3626141A (en) | 1970-04-30 | 1971-12-07 | Quantronix Corp | Laser scribing apparatus |
US3824678A (en) | 1970-08-31 | 1974-07-23 | North American Rockwell | Process for laser scribing beam lead semiconductor wafers |
US3699644A (en) | 1971-01-04 | 1972-10-24 | Sylvania Electric Prod | Method of dividing wafers |
US3816700A (en) | 1971-10-21 | 1974-06-11 | Union Carbide Corp | Apparatus for facilitating laser scribing |
US3814895A (en) | 1971-12-27 | 1974-06-04 | Electroglas Inc | Laser scriber control system |
US4043674A (en) * | 1974-10-02 | 1977-08-23 | Nasa | Spatial filter for Q-switched lasers |
US4046985A (en) | 1974-11-25 | 1977-09-06 | International Business Machines Corporation | Semiconductor wafer alignment apparatus |
US3970819A (en) | 1974-11-25 | 1976-07-20 | International Business Machines Corporation | Backside laser dicing system |
US3983317A (en) * | 1974-12-09 | 1976-09-28 | Teletype Corporation | Astigmatizer for laser recording and reproducing system |
US4203651A (en) * | 1976-08-02 | 1980-05-20 | American Optical Corporation | Optical apparatus for varying focal power along one principal meridian while maintaining constant focal power along the other principal meridian |
NL7609815A (nl) | 1976-09-03 | 1978-03-07 | Philips Nv | Werkwijze voor het vervaardigen van een half- geleiderinrichting en halfgeleiderinrichting vervaardigd met behulp van de werkwijze. |
JPS54143659A (en) | 1978-04-28 | 1979-11-09 | Canon Inc | Image forming optical system for semiconductor laser |
US4237601A (en) | 1978-10-13 | 1980-12-09 | Exxon Research & Engineering Co. | Method of cleaving semiconductor diode laser wafers |
JPS55151351A (en) | 1979-05-16 | 1980-11-25 | Mitsubishi Electric Corp | Cutting method of semiconductor chip |
JPS566451A (en) | 1979-06-27 | 1981-01-23 | Mitsubishi Electric Corp | Deviding method of semiconductor device |
JPS576650A (en) | 1980-06-12 | 1982-01-13 | Kogyo Gijutsuin | Medical calculus crushing apparatus |
US4410237A (en) | 1980-09-26 | 1983-10-18 | Massachusetts Institute Of Technology | Method and apparatus for shaping electromagnetic beams |
US4336439A (en) | 1980-10-02 | 1982-06-22 | Coherent, Inc. | Method and apparatus for laser scribing and cutting |
US4433418A (en) * | 1981-02-06 | 1984-02-21 | Raytheon Company | Off-axis astigmatic unstable laser resonator |
JPS5844738A (ja) | 1981-09-10 | 1983-03-15 | Toshiba Corp | サフアイヤ基板のスクライビング方法 |
JPS5844739A (ja) | 1981-09-10 | 1983-03-15 | Toshiba Corp | サファイヤ基板のスクライビング方法 |
JPS5781985A (en) | 1981-09-17 | 1982-05-22 | Toshiba Corp | Laser scribing method |
JPS5868946A (ja) | 1981-10-20 | 1983-04-25 | Toshiba Corp | レ−ザスクライビング方法 |
JPS5916344A (ja) | 1982-07-19 | 1984-01-27 | Toshiba Corp | ウエハのレ−ザスクライブ装置 |
US4664739A (en) | 1983-12-19 | 1987-05-12 | Stauffer Chemical Company | Removal of semiconductor wafers from dicing film |
US4752922A (en) * | 1984-07-06 | 1988-06-21 | Storage Technology Partners 11 | Optical disk recording and readout system having read, write and coarse light beams |
US4562333A (en) | 1984-09-04 | 1985-12-31 | General Electric Company | Stress assisted cutting of high temperature embrittled materials |
JPS61219535A (ja) | 1985-03-26 | 1986-09-29 | Toshiba Corp | 打抜型の製造方法 |
JPS6384789A (ja) | 1986-09-26 | 1988-04-15 | Semiconductor Energy Lab Co Ltd | 光加工方法 |
JPH07100234B2 (ja) | 1987-01-14 | 1995-11-01 | 株式会社ダイヘン | レーザービームによる合金鋼の切断方法 |
JPS63183885A (ja) | 1987-01-26 | 1988-07-29 | Nec Corp | 半導体基板へのマ−キング方法 |
US4729971A (en) | 1987-03-31 | 1988-03-08 | Microwave Semiconductor Corporation | Semiconductor wafer dicing techniques |
JPS63273806A (ja) * | 1987-05-01 | 1988-11-10 | Semiconductor Energy Lab Co Ltd | レ−ザ加工用対物レンズ |
JPS6434363A (en) * | 1987-07-30 | 1989-02-03 | Idemitsu Petrochemical Co | Heating device |
US4921564A (en) | 1988-05-23 | 1990-05-01 | Semiconductor Equipment Corp. | Method and apparatus for removing circuit chips from wafer handling tape |
GB8819351D0 (en) | 1988-08-15 | 1988-09-14 | Gersan Anstalt | Making elongate cut using high energy radiation |
FR2637151A1 (fr) | 1988-09-29 | 1990-03-30 | Commissariat Energie Atomique | Procede de realisation de connexions electriques a travers un substrat |
US4851371A (en) | 1988-12-05 | 1989-07-25 | Xerox Corporation | Fabricating process for large array semiconductive devices |
US4992393A (en) | 1989-06-01 | 1991-02-12 | Ricoh Company, Ltd. | Method for producing semiconductor thin film by melt and recrystallization process |
US5057664A (en) | 1989-10-20 | 1991-10-15 | Electro Scientific Industries, Inc. | Method and apparatus for laser processing a target material to provide a uniformly smooth, continuous trim profile |
JP2712723B2 (ja) | 1990-03-07 | 1998-02-16 | 松下電器産業株式会社 | レーザ切断方法 |
US5385633A (en) | 1990-03-29 | 1995-01-31 | The United States Of America As Represented By The Secretary Of The Navy | Method for laser-assisted silicon etching using halocarbon ambients |
JPH07120646B2 (ja) | 1990-05-16 | 1995-12-20 | 株式会社東芝 | メサ型半導体ペレットの製造方法 |
US5214261A (en) | 1990-09-10 | 1993-05-25 | Rockwell International Corporation | Method and apparatus for dicing semiconductor substrates using an excimer laser beam |
US5151389A (en) | 1990-09-10 | 1992-09-29 | Rockwell International Corporation | Method for dicing semiconductor substrates using an excimer laser beam |
JPH04167987A (ja) * | 1990-10-31 | 1992-06-16 | Kobe Steel Ltd | レーザ溶接装置 |
JPH04167989A (ja) * | 1990-10-31 | 1992-06-16 | Kobe Steel Ltd | 2ビームレーザ溶接法 |
US5075201A (en) | 1990-10-31 | 1991-12-24 | Grumman Aerospace Corporation | Method for aligning high density infrared detector arrays |
US5181224A (en) * | 1991-05-10 | 1993-01-19 | University Of California | Microoptic lenses |
JPH05211381A (ja) | 1991-11-12 | 1993-08-20 | Nec Corp | 混成集積回路の製造方法 |
JPH05257080A (ja) * | 1992-12-10 | 1993-10-08 | Canon Inc | 半導体レーザ光学装置 |
AU4660293A (en) * | 1992-12-23 | 1994-07-19 | Bausch & Lomb Incorporated | Method of shaping laser beam |
US5463200A (en) | 1993-02-11 | 1995-10-31 | Lumonics Inc. | Marking of a workpiece by light energy |
EP0613765B1 (de) | 1993-03-02 | 1999-12-15 | CeramTec AG Innovative Ceramic Engineering | Verfahren zum Herstellen von unterteilbaren Platten aus sprödem Material mit hoher Genauigkeit |
US5387776A (en) | 1993-05-11 | 1995-02-07 | General Electric Company | Method of separation of pieces from super hard material by partial laser cut and pressure cleavage |
US5632083A (en) | 1993-08-05 | 1997-05-27 | Hitachi Construction Machinery Co., Ltd. | Lead frame fabricating method and lead frame fabricating apparatus |
US5552345A (en) | 1993-09-22 | 1996-09-03 | Harris Corporation | Die separation method for silicon on diamond circuit structures |
JP3278277B2 (ja) * | 1994-01-26 | 2002-04-30 | キヤノン株式会社 | 投影露光装置及びこれを用いたデバイス製造方法 |
US5611946A (en) | 1994-02-18 | 1997-03-18 | New Wave Research | Multi-wavelength laser system, probe station and laser cutter system using the same |
DE4407756A1 (de) * | 1994-03-08 | 1995-09-14 | Mnogotrasslevoe N Proizv Ob Ed | Verfahren zum Gaslaserschneiden und Vorrichtung zur Durchführung des Verfahrens |
JPH07308788A (ja) | 1994-05-16 | 1995-11-28 | Sanyo Electric Co Ltd | 光加工法及び光起電力装置の製造方法 |
US5841099A (en) * | 1994-07-18 | 1998-11-24 | Electro Scientific Industries, Inc. | Method employing UV laser pulses of varied energy density to form depthwise self-limiting blind vias in multilayered targets |
JPH0888201A (ja) | 1994-09-16 | 1996-04-02 | Toyoda Gosei Co Ltd | サファイアを基板とする半導体素子 |
US5631190A (en) | 1994-10-07 | 1997-05-20 | Cree Research, Inc. | Method for producing high efficiency light-emitting diodes and resulting diode structures |
JPH08108289A (ja) * | 1994-10-07 | 1996-04-30 | Sumitomo Electric Ind Ltd | レーザ加工用光学装置 |
US5543365A (en) | 1994-12-02 | 1996-08-06 | Texas Instruments Incorporated | Wafer scribe technique using laser by forming polysilicon |
JP3557011B2 (ja) | 1995-03-30 | 2004-08-25 | 株式会社東芝 | 半導体発光素子、及びその製造方法 |
US5801356A (en) | 1995-08-16 | 1998-09-01 | Santa Barbara Research Center | Laser scribing on glass using Nd:YAG laser |
US6057525A (en) | 1995-09-05 | 2000-05-02 | United States Enrichment Corporation | Method and apparatus for precision laser micromachining |
US5641416A (en) | 1995-10-25 | 1997-06-24 | Micron Display Technology, Inc. | Method for particulate-free energy beam cutting of a wafer of die assemblies |
JPH09172223A (ja) | 1995-12-19 | 1997-06-30 | Sony Corp | 半導体装置と半導体装置の製造方法 |
WO1997029509A1 (en) * | 1996-02-09 | 1997-08-14 | Philips Electronics N.V. | Laser separation of semiconductor elements formed in a wafer of semiconductor material |
US5872046A (en) | 1996-04-10 | 1999-02-16 | Texas Instruments Incorporated | Method of cleaning wafer after partial saw |
KR100219605B1 (ko) * | 1996-06-15 | 1999-09-01 | 윤종용 | 광픽업장치 |
JPH1027971A (ja) | 1996-07-10 | 1998-01-27 | Nec Corp | 有機薄膜多層配線基板の切断方法 |
US5837962A (en) * | 1996-07-15 | 1998-11-17 | Overbeck; James W. | Faster laser marker employing acousto-optic deflection |
JPH1064854A (ja) | 1996-07-18 | 1998-03-06 | Hewlett Packard Co <Hp> | ウェーハのカット方法 |
JPH1034363A (ja) | 1996-07-25 | 1998-02-10 | Souei Tsusho Kk | 帯状熱源による脆性材料の割断加工方法 |
US5864430A (en) | 1996-09-10 | 1999-01-26 | Sandia Corporation | Gaussian beam profile shaping apparatus, method therefor and evaluation thereof |
EP0861155B1 (en) | 1996-09-19 | 2000-10-18 | Koninklijke Philips Electronics N.V. | Method of producing a patterned surfacial marking on a transparent body |
US5809987A (en) | 1996-11-26 | 1998-09-22 | Micron Technology,Inc. | Apparatus for reducing damage to wafer cutting blades during wafer dicing |
GB2320615B (en) | 1996-12-19 | 2001-06-20 | Lintec Corp | Process for producing a chip and pressure sensitive adhesive sheet for said process |
US5994205A (en) | 1997-02-03 | 1999-11-30 | Kabushiki Kaisha Toshiba | Method of separating semiconductor devices |
JPH10305420A (ja) | 1997-03-04 | 1998-11-17 | Ngk Insulators Ltd | 酸化物単結晶からなる母材の加工方法、機能性デバイスの製造方法 |
JPH10296475A (ja) | 1997-04-24 | 1998-11-10 | Fuji Electric Co Ltd | レーザ加工機 |
JPH114352A (ja) * | 1997-06-12 | 1999-01-06 | Canon Inc | 画像処理方法および装置および記録媒体 |
US5961852A (en) | 1997-09-09 | 1999-10-05 | Optical Coating Laboratory, Inc. | Laser scribe and break process |
JP3449201B2 (ja) | 1997-11-28 | 2003-09-22 | 日亜化学工業株式会社 | 窒化物半導体素子の製造方法 |
JP3532100B2 (ja) | 1997-12-03 | 2004-05-31 | 日本碍子株式会社 | レーザ割断方法 |
JP3123500B2 (ja) * | 1998-03-12 | 2001-01-09 | 日本電気株式会社 | 光ディスク装置 |
US6140151A (en) | 1998-05-22 | 2000-10-31 | Micron Technology, Inc. | Semiconductor wafer processing method |
JP3319585B2 (ja) | 1998-06-16 | 2002-09-03 | 日亜化学工業株式会社 | 窒化物半導体レーザ素子の製造方法 |
KR100283415B1 (ko) | 1998-07-29 | 2001-06-01 | 구자홍 | 레이저를이용한투명매질의가공방법및장치 |
US6413839B1 (en) * | 1998-10-23 | 2002-07-02 | Emcore Corporation | Semiconductor device separation using a patterned laser projection |
KR100338983B1 (ko) | 1998-11-30 | 2002-07-18 | 윤종용 | 웨이퍼분리도구및이를이용하는웨이퍼분리방법 |
JP2000196186A (ja) | 1998-12-25 | 2000-07-14 | Fuji Electric Co Ltd | Iii族窒化物レ―ザダイオ―ドおよびその製造方法 |
US6744800B1 (en) | 1998-12-30 | 2004-06-01 | Xerox Corporation | Method and structure for nitride based laser diode arrays on an insulating substrate |
JP3728124B2 (ja) | 1999-01-07 | 2005-12-21 | ペンタックス株式会社 | ビーム形状補正光学系および描画装置 |
US6341029B1 (en) | 1999-04-27 | 2002-01-22 | Gsi Lumonics, Inc. | Method and apparatus for shaping a laser-beam intensity profile by dithering |
TW482705B (en) * | 1999-05-28 | 2002-04-11 | Electro Scient Ind Inc | Beam shaping and projection imaging with solid state UV Gaussian beam to form blind vias |
JP4112745B2 (ja) | 1999-06-02 | 2008-07-02 | 松下電器産業株式会社 | レーザーラインパターンニング方法 |
WO2000075983A1 (en) | 1999-06-08 | 2000-12-14 | Kulicke & Soffa Investments, Inc. | A method for dicing wafers with laser scribing |
US6420245B1 (en) | 1999-06-08 | 2002-07-16 | Kulicke & Soffa Investments, Inc. | Method for singulating semiconductor wafers |
US6555447B2 (en) * | 1999-06-08 | 2003-04-29 | Kulicke & Soffa Investments, Inc. | Method for laser scribing of wafers |
US6472295B1 (en) | 1999-08-27 | 2002-10-29 | Jmar Research, Inc. | Method and apparatus for laser ablation of a target material |
JP2001138076A (ja) * | 1999-11-15 | 2001-05-22 | Nec Corp | 半導体ウェハのレーザマーキング方法及びそれに用いられる装置 |
US6301059B1 (en) * | 2000-01-07 | 2001-10-09 | Lucent Technologies Inc. | Astigmatic compensation for an anamorphic optical system |
US6509546B1 (en) | 2000-03-15 | 2003-01-21 | International Business Machines Corporation | Laser excision of laminate chip carriers |
JP2001267555A (ja) | 2000-03-22 | 2001-09-28 | Matsushita Electric Ind Co Ltd | 半導体装置及びその製造方法 |
JP3676202B2 (ja) | 2000-07-13 | 2005-07-27 | 三菱重工業株式会社 | 光起電力装置の製造方法 |
US6676878B2 (en) * | 2001-01-31 | 2004-01-13 | Electro Scientific Industries, Inc. | Laser segmented cutting |
US7157038B2 (en) | 2000-09-20 | 2007-01-02 | Electro Scientific Industries, Inc. | Ultraviolet laser ablative patterning of microstructures in semiconductors |
EP1341991A4 (en) | 2000-11-17 | 2007-05-30 | Emcore Corp | LASER ISOLATED CHIP WITH TAPPED SIDE WALLS TO IMPROVE LIGHTING OUTPUT |
FR2821776B1 (fr) * | 2001-03-09 | 2004-12-03 | Air Liquide | Procede et installation de coupage laser avec optique a brifocales et gaz d'assistance a base d'hydrogene |
US6972268B2 (en) | 2001-03-29 | 2005-12-06 | Gsi Lumonics Corporation | Methods and systems for processing a device, methods and systems for modeling same and the device |
JP2002313914A (ja) | 2001-04-18 | 2002-10-25 | Sony Corp | 配線形成方法及びこれを用いた素子の配列方法、画像表示装置の製造方法 |
JP2002341525A (ja) * | 2001-05-14 | 2002-11-27 | Fuji Photo Film Co Ltd | ポジ型フォトレジスト転写材料およびそれを用いた基板表面の加工方法 |
JP2003017790A (ja) | 2001-07-03 | 2003-01-17 | Matsushita Electric Ind Co Ltd | 窒化物系半導体素子及び製造方法 |
JP2003037085A (ja) * | 2001-07-06 | 2003-02-07 | Data Storage Inst | レーザ照射を用いた基板切断方法および装置 |
WO2003028943A1 (en) | 2001-10-03 | 2003-04-10 | Lambda Physik Application Center, L.L.C. | Method and apparatus for fine liquid spray assisted laser material processing |
JP4555568B2 (ja) * | 2001-11-09 | 2010-10-06 | 株式会社半導体エネルギー研究所 | レーザ処理装置、レーザ処理方法および薄膜トランジスタの作製方法 |
US6580054B1 (en) * | 2002-06-10 | 2003-06-17 | New Wave Research | Scribing sapphire substrates with a solid state UV laser |
KR100588459B1 (ko) | 2006-03-20 | 2006-06-12 | (주)큐엠씨 | 레이저 빔 전달 시스템 및 그 형성 방법 |
-
2004
- 2004-02-18 TW TW093103965A patent/TWI248244B/zh not_active IP Right Cessation
- 2004-02-19 JP JP2005518505A patent/JP4704915B2/ja not_active Expired - Fee Related
- 2004-02-19 US US10/782,741 patent/US7388172B2/en not_active Expired - Lifetime
- 2004-02-19 EP EP04712846A patent/EP1595250B1/en not_active Expired - Lifetime
- 2004-02-19 KR KR1020057015415A patent/KR100790644B1/ko active IP Right Review Request
- 2004-02-19 AT AT04712846T patent/ATE553475T1/de active
- 2004-02-19 WO PCT/US2004/004897 patent/WO2004075174A2/en active Application Filing
- 2004-02-19 CN CN2004800076880A patent/CN1761549B/zh not_active Expired - Fee Related
-
2008
- 2008-05-09 US US12/117,990 patent/US7709768B2/en not_active Expired - Fee Related
-
2010
- 2010-05-04 US US12/773,367 patent/US8502112B2/en active Active
-
2011
- 2011-01-14 JP JP2011005549A patent/JP5518755B2/ja not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102657008B1 (ko) * | 2023-08-28 | 2024-04-12 | 주식회사 시스템알앤디 | 커브드빔을 이용한 레이저 가공장치 및 레이저 가공방법 |
Also Published As
Publication number | Publication date |
---|---|
WO2004075174A2 (en) | 2004-09-02 |
ATE553475T1 (de) | 2012-04-15 |
US20040228004A1 (en) | 2004-11-18 |
WO2004075174A3 (en) | 2005-07-07 |
CN1761549A (zh) | 2006-04-19 |
JP2011073064A (ja) | 2011-04-14 |
EP1595250B1 (en) | 2012-04-11 |
US20080242056A1 (en) | 2008-10-02 |
JP4704915B2 (ja) | 2011-06-22 |
US8502112B2 (en) | 2013-08-06 |
TWI248244B (en) | 2006-01-21 |
KR100790644B1 (ko) | 2008-01-02 |
EP1595250A4 (en) | 2008-06-25 |
US7709768B2 (en) | 2010-05-04 |
JP5518755B2 (ja) | 2014-06-11 |
CN1761549B (zh) | 2010-05-05 |
US20100301027A1 (en) | 2010-12-02 |
TW200417096A (en) | 2004-09-01 |
EP1595250A2 (en) | 2005-11-16 |
JP2006514886A (ja) | 2006-05-18 |
US7388172B2 (en) | 2008-06-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100790644B1 (ko) | 가변적 비점수차 방식의 초점 빔 스팟을 이용하여 절단하기위한 시스템 및 그 방법 | |
US20130256286A1 (en) | Laser processing using an astigmatic elongated beam spot and using ultrashort pulses and/or longer wavelengths | |
CN107073655B (zh) | 基于激光加工平面晶体衬底的方法和设备 | |
TWI446986B (zh) | 對象目標處理方法及對象目標處理設備 | |
US20060213883A1 (en) | Method for severing brittle materials by lasers with asymmetric radiation density distribution | |
US7688492B2 (en) | Laser processing apparatus | |
WO2010090111A1 (ja) | 加工対象物切断方法 | |
JP2015519722A (ja) | 工作物中への高深度作用を伴うレーザスクライビング加工 | |
KR20050119132A (ko) | 레이저 가공장치 및 레이저 가공방법 | |
KR20130052947A (ko) | 회절광학소자와 마이크로 렌즈 어레이를 이용한 레이저 가공 장치 및 이를 구비하는 웨이퍼 다이싱용 레이저 개질 시스템 | |
CN205764450U (zh) | 一种led晶圆激光装置 | |
TW201446378A (zh) | 使用散光加長型光束點以及使用超短脈波及/或較長波長的雷射處理方法 | |
KR100862522B1 (ko) | 레이저가공 장치 및 기판 절단 방법 | |
KR100843411B1 (ko) | 레이저가공 장치 및 기판 절단 방법 | |
TW201722605A (zh) | 硬脆材料的雷射切割方法及雷射切割機 | |
US20240109152A1 (en) | Combined dual-wavelength laser light processing device | |
Homburg et al. | Overview: Process-optimized beam transformers and their impact on high-power laser applications | |
CN205764431U (zh) | Led晶圆激光装置 | |
Tamhankar et al. | Optimization of UV laser scribing process for led sapphire wafers | |
JP2024089171A (ja) | 孔を有する基材の製造方法 | |
TW202436012A (zh) | 用於生產具有層狀結構之微電子部件的方法及系統 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
G170 | Re-publication after modification of scope of protection [patent] | ||
J204 | Request for invalidation trial [patent] | ||
J301 | Trial decision |
Free format text: TRIAL DECISION FOR INVALIDATION REQUESTED 20090528 Effective date: 20110825 |
|
J2X1 | Appeal (before the patent court) |
Free format text: INVALIDATION |
|
J121 | Written withdrawal of request for trial | ||
J122 | Written withdrawal of action (patent court) | ||
FPAY | Annual fee payment |
Payment date: 20121220 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20131210 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20141209 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20151203 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20161124 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20171129 Year of fee payment: 11 |
|
FPAY | Annual fee payment |
Payment date: 20191126 Year of fee payment: 13 |