KR100764991B1 - 물체로부터 세그먼트를 제조하는 방법 - Google Patents
물체로부터 세그먼트를 제조하는 방법 Download PDFInfo
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- KR100764991B1 KR100764991B1 KR1020050013454A KR20050013454A KR100764991B1 KR 100764991 B1 KR100764991 B1 KR 100764991B1 KR 1020050013454 A KR1020050013454 A KR 1020050013454A KR 20050013454 A KR20050013454 A KR 20050013454A KR 100764991 B1 KR100764991 B1 KR 100764991B1
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- silicon substrate
- crack
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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
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/082—Scanning systems, i.e. devices involving movement of the laser beam relative to the laser head
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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
- B23K26/0676—Dividing the beam into multiple beams, e.g. multifocusing into dependently operating sub-beams, e.g. an array of spots with fixed spatial relationship or for performing simultaneously identical operations
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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
- 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
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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
- B23K26/36—Removing material
- B23K26/40—Removing material taking account of the properties of the material involved
-
- 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
- B23K26/50—Working by transmitting the laser beam through or within the workpiece
- B23K26/53—Working by transmitting the laser beam through or within the workpiece for modifying or reforming the material inside the workpiece, e.g. for producing break initiation cracks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
- B28D5/0005—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by breaking, e.g. dicing
- B28D5/0011—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by breaking, e.g. dicing with preliminary treatment, e.g. weakening by scoring
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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
-
- 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
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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
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67092—Apparatus for mechanical treatment
Abstract
Description
Claims (16)
- 물체로부터 세그먼트를 제조하는 방법이며,결정 구조를 갖는 물체를 준비하는 준비 단계와,물체의 표면에 응력 집중을 발생시키는 데 효과적인 리세스부를 상기 물체의 표면에 형성함으로써 물체를 처리하는 표면 처리 단계와,레이저 빔이 상대 이동에 의해 이를 따라 물체의 표면을 스캐닝하게 되는 선에서 물체의 깊이에서 내부 처리 영역을 형성하는 내부 처리 영역 형성 단계와,결정 구조의 비벽개 평면을 따라 연장하는 크랙을 리세스부와 내부 처리 영역들 사이에 형성하도록 물체에 외력을 인가하는 외력 인가 단계를 포함하며,상기 레이저 빔은 깊이에 인접하게 수렴되어 상기 형성된 내부 처리 영역은 물체의 표면에 사실상 수직한 방향으로 연장되는 제조 방법.
- 삭제
- 제1항에 있어서, 상기 크랙은 분할되는 세그먼트의 측면을 제공하는 제조 방법.
- 제1항에 있어서, 상기 크랙은 내부 처리 영역을 향해 리세스부로부터 연장되는 제조 방법.
- 제1항에 있어서, 상기 내부 처리 영역 형성 단계는 상기 표면 처리 단계 전에 실행되는 제조 방법.
- 제1항에 있어서, 상기 내부 처리 영역 형성 단계는 상기 표면 처리 단계 후에 실행되는 제조 방법.
- 제1항에 있어서, 상기 내부 처리 영역 형성 단계 동안 레이저 빔이 상기 깊이에 수렴한 후, 레이저 빔은 다른 깊이에 수렴하여 상이한 깊이에서 내부 처리 영역을 형성하고, 상기 외력 인가 단계에서 상기 크랙은 내부 처리 영역들을 서로 연결하도록 결정 구조의 상기 비벽개 평면을 따라 연장되는 제조 방법.
- 삭제
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Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004042718 | 2004-02-19 | ||
JPJP-P-2004-00042718 | 2004-02-19 | ||
JP2004042731 | 2004-02-19 | ||
JPJP-P-2004-00042731 | 2004-02-19 | ||
JP2004335289A JP2005268752A (ja) | 2004-02-19 | 2004-11-19 | レーザ割断方法、被割断部材および半導体素子チップ |
JPJP-P-2004-00335289 | 2004-11-19 |
Publications (2)
Publication Number | Publication Date |
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KR20060042968A KR20060042968A (ko) | 2006-05-15 |
KR100764991B1 true KR100764991B1 (ko) | 2007-10-09 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020050013454A KR100764991B1 (ko) | 2004-02-19 | 2005-02-18 | 물체로부터 세그먼트를 제조하는 방법 |
Country Status (6)
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US (1) | US7211526B2 (ko) |
EP (1) | EP1570941A2 (ko) |
JP (1) | JP2005268752A (ko) |
KR (1) | KR100764991B1 (ko) |
CN (1) | CN100351032C (ko) |
TW (1) | TW200539977A (ko) |
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TW200539977A (en) | 2005-12-16 |
CN100351032C (zh) | 2007-11-28 |
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KR20060042968A (ko) | 2006-05-15 |
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