KR20040108364A - 반도체장치 제작방법 - Google Patents
반도체장치 제작방법 Download PDFInfo
- Publication number
- KR20040108364A KR20040108364A KR1020040098478A KR20040098478A KR20040108364A KR 20040108364 A KR20040108364 A KR 20040108364A KR 1020040098478 A KR1020040098478 A KR 1020040098478A KR 20040098478 A KR20040098478 A KR 20040098478A KR 20040108364 A KR20040108364 A KR 20040108364A
- Authority
- KR
- South Korea
- Prior art keywords
- laser beam
- film
- laser
- edge
- semiconductor film
- Prior art date
Links
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Classifications
-
- 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
-
- 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
-
- 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
- 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
-
- 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
- B23K26/0732—Shaping the laser spot into a rectangular 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
- B23K26/02—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
- B23K26/02—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
- B23K26/0738—Shaping the laser spot into a linear shape
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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Abstract
Description
Claims (23)
- 레이저 빔을 발생시키는 단계;상기 레이저 빔의 적어도 하나의 엣지(edge)를 선택적으로 제거하는 단계;선택적으로 제거된 레이저 빔을 분할하는 단계;분할된 레이저 빔을 집속하는 단계; 및집속된 레이저 빔을 반도체막에 조사(照射)하는 단계를 포함하는 것을 특징으로 하는 반도체장치 제작방법.
- 레이저 빔을 발생시키는 단계;일 방향을 따라 연장하는 상기 레이저 빔의 적어도 하나의 엣지를 선택적으로 제거하는 단계;상기 일 방향을 각각 기다란 다수의 원통형 렌즈를 포함하는 원통형 렌즈 그룹을 사용하여, 선택적으로 제거된 레이저 빔을 분할하는 단계;분할된 레이저 빔을 집속하는 단계; 및집속된 레이저 빔을 반도체막에 조사하는 단계를 포함하는 것을 특징으로 하는 반도체장치 제작방법.
- 레이저 빔을 발생시키는 단계;상기 레이저 빔의 적어도 하나의 엣지를 선택적으로 제거하는 단계;선택적으로 제거된 레이저 빔을 분할하는 단계;분할된 레이저 빔을 집속하는 단계; 및집속된 레이저 빔으로 반도체막을 주사(走査)하는 단계를 포함하는 것을 특징으로 하는 반도체장치 제작방법.
- 레이저 빔을 발생시키는 단계;상기 레이저 빔의 적어도 하나의 엣지를 선택적으로 제거하는 단계;일 방향을 각각 기다란 다수의 원통형 렌즈를 포함하는 원통형 렌즈 그룹을 사용하여, 선택적으로 제거된 레이저 빔을 분할하는 단계;분할된 레이저 빔을 집속하는 단계; 및집속된 레이저 빔으로 반도체막을 주사하는 단계를 포함하는 것을 특징으로 하는 반도체장치 제작방법.
- 제 1 항 내지 제 4 항 중 어느 한 항에 있어서, 상기 레이저 빔이 KrF, XeCl, ArF, KrCl, Ar, YAG, 및 CO2레이저 빔들로 이루어진 군으로부터 선택되는 것을 특징으로 하는 반도체장치 제작방법.
- 제 1 항 또는 제 2 항에 있어서, 집속된 레이저 빔을 반도체막에 조사하는 상기 단계가 상기 반도체막을 결정화하기 위해 행해지는 것을 특징으로 하는 반도체장치 제작방법.
- 제 1 항 또는 제 2 항에 있어서, 집속된 레이저 빔을 반도체막에 조사하는 상기 단계가 상기 반도체막 내의 불순물을 활성화하기 위해 행해지는 것을 특징으로 하는 반도체장치 제작방법.
- 제 3 항 또는 제 4 항에 있어서, 집속된 레이저 빔으로 반도체막을 주사하는 상기 단계가 상기 반도체막을 결정화하기 위해 행해지는 것을 특징으로 하는 반도체장치 제작방법.
- 제 3 항 또는 제 4 항에 있어서, 집속된 레이저 빔으로 반도체막을 주사하는 상기 단계가 상기 반도체막 내의 불순물을 활성화하기 위해 행해지는 것을 특징으로 하는 반도체장치 제작방법.
- 제 1 항 내지 제 4 항 중 어느 한 항에 있어서, 분할된 레이저 빔을 집속하는 상기 단계가 트리플릿(triplet) 타입의 대칭형 렌즈와 테사(Tessar) 타입의 대칭형 렌즈 중 적어도 하나를 사용하여 행해지는 것을 특징으로 하는 반도체장치 제작방법.
- 제 1 항 내지 제 4 항 중 어느 한 항에 있어서, 상기 반도체장치가, 퍼스널컴퓨터, 카메라, 모바일 컴퓨터, 고글형 표시장치, 기록 매체를 이용하는 플레이어, 포론트형 프로젝터, 리어형 프로젝터, 자동차용 내비게이션 시스템, 휴대 정보 단말기, 휴대 전화기, 및 전자 서적으로 이루어진 군으로부터 선택된 전자기기인 것을 특징으로 하는 반도체장치 제작방법.
- 제 1 항에 있어서, 레이저 빔의 엣지가, 레이저 빔의 적어도 하나의 엣지를 선택적으로 제거함으로써 제1 방향으로 연장하는 직선으로 만들어지고;선택적으로 제거된 레이저 빔을 분할하는 것이 제2 방향으로 행해지고;상기 제1 방향이 상기 제2 방향에 수직인 것을 특징으로 하는 반도체장치 제작방법.
- 제 12 항에 있어서, 원통형 렌즈들 각각이 상기 제1 방향으로 기다란 것을 특징으로 하는 반도체장치 제작방법.
- 제 2 항에 있어서, 선택적으로 제거된 레이저 빔을 분할하는 것이 다른 방향으로 행해지고;상기 일 방향이 상기 다른 방향에 수직인 것을 특징으로 하는 반도체장치 제작방법.
- 제 3 항에 있어서, 레이저 빔의 엣지가, 레이저 빔의 적어도 하나의 엣지를선택적으로 제거함으로써 제1 방향으로 연장하는 직선으로 만들어지고;선택적으로 제거된 레이저 빔이 제2 방향으로 분할되고;집속된 레이저 빔으로 반도체막을 주사하는 것이 제2 방향으로 행해지고;상기 제1 방향이 상기 제2 방향에 수직인 것을 특징으로 하는 반도체장치 제작방법.
- 제 15 항에 있어서, 원통형 렌즈들 각각이 상기 제1 방향으로 기다란 것을 특징으로 하는 반도체장치 제작방법.
- 제 4 항에 있어서, 레이저 빔의 엣지가, 레이저 빔의 적어도 하나의 엣지를 선택적으로 제거함으로써 일 방향으로 연장하는 직선으로 만들어지고;선택적으로 제거된 레이저 빔을 분할하는 것이 다른 방향으로 행해지고;집속된 레이저 빔으로 반도체막을 주사하는 것이 상기 다른 방향으로 행해지고;상기 일 방향이 상기 다른 방향에 수직인 것을 특징으로 하는 반도체장치 제작방법.
- 제 1 항에 있어서, 상기 레이저 빔의 적어도 하나의 엣지를 선택적으로 제거하는 것이 슬릿을 사용하여 행해지는 것을 특징으로 하는 반도체장치 제작방법.
- 제 2 항에 있어서, 상기 레이저 빔의 적어도 하나의 엣지를 선택적으로 제거하는 것이 슬릿을 사용하여 행해지는 것을 특징으로 하는 반도체장치 제작방법.
- 제 3 항에 있어서, 상기 레이저 빔의 적어도 하나의 엣지를 선택적으로 제거하는 것이 슬릿을 사용하여 행해지는 것을 특징으로 하는 반도체장치 제작방법.
- 제 4 항에 있어서, 상기 레이저 빔의 적어도 하나의 엣지를 선택적으로 제거하는 것이 슬릿을 사용하여 행해지는 것을 특징으로 하는 반도체장치 제작방법.
- 제 18 항 내지 제 21 항 중 어느 한 항에 있어서, 상기 슬릿이 유리, 석영제 젖빛 유리, 세라믹, 및 금속으로 이루어진 군으로부터 선택된 재료로 된 것을 특징으로 하는 반도체장치 제작방법.
- 제 2 항, 제 4 항, 제 13 항, 제 16 항 중 어느 한 항에 있어서, 상기 레이저 빔의 적어도 하나의 엣지를 선택적으로 제거하는 것이 원통형 렌즈 그룹 내의 원통형 렌즈들의 양 단부를 사용하여 행해지고, 상기 원통형 렌즈들의 양 단부는 석영제 젖빛 유리로 이루어진 것을 특징으로 하는 반도체장치 제작방법.
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Cited By (1)
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KR101530390B1 (ko) * | 2009-01-09 | 2015-06-19 | 가부시기가이샤 디스코 | 레이저 가공 장치 |
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DE60039937D1 (de) | 2008-10-02 |
DE60043466D1 (de) | 2010-01-14 |
US6961361B1 (en) | 2005-11-01 |
KR100646733B1 (ko) | 2006-11-17 |
JP2000091264A (ja) | 2000-03-31 |
EP1724048A3 (en) | 2006-11-29 |
US20020151121A1 (en) | 2002-10-17 |
EP1055479B1 (en) | 2008-08-20 |
EP1055479A2 (en) | 2000-11-29 |
JP4663047B2 (ja) | 2011-03-30 |
EP1724048A2 (en) | 2006-11-22 |
EP1724048B1 (en) | 2009-12-02 |
KR100647735B1 (ko) | 2006-11-23 |
US7294589B2 (en) | 2007-11-13 |
EP1055479A3 (en) | 2002-07-17 |
KR20000076458A (ko) | 2000-12-26 |
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