KR100769607B1 - 반도체 웨이퍼의 처리방법 및 처리장치 - Google Patents
반도체 웨이퍼의 처리방법 및 처리장치 Download PDFInfo
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- KR100769607B1 KR100769607B1 KR1020010010586A KR20010010586A KR100769607B1 KR 100769607 B1 KR100769607 B1 KR 100769607B1 KR 1020010010586 A KR1020010010586 A KR 1020010010586A KR 20010010586 A KR20010010586 A KR 20010010586A KR 100769607 B1 KR100769607 B1 KR 100769607B1
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- film thickness
- wavelength
- pattern
- semiconductor wafer
- etching
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
- G01B11/0616—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of coating
- G01B11/0675—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of coating using interferometry
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
- G01B11/0616—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of coating
- G01B11/0625—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of coating with measurement of absorption or reflection
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
- H01L22/20—Sequence of activities consisting of a plurality of measurements, corrections, marking or sorting steps
- H01L22/26—Acting in response to an ongoing measurement without interruption of processing, e.g. endpoint detection, in-situ thickness measurement
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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
- H01L21/67017—Apparatus for fluid treatment
- H01L21/67063—Apparatus for fluid treatment for etching
- H01L21/67069—Apparatus for fluid treatment for etching for drying etching
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/10—Composition for standardization, calibration, simulation, stabilization, preparation or preservation; processes of use in preparation for chemical testing
- Y10T436/106664—Blood serum or blood plasma standard or control
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- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Drying Of Semiconductors (AREA)
Abstract
Description
Claims (11)
- 진공처리실 내에 배치된 반도체 웨이퍼 표면의 막에 대하여 상기 진공처리실 내에 형성한 플라즈마를 사용하여 처리하는 반도체 웨이퍼의 처리방법에 있어서,상기 처리 중에 상기 진공처리실 내의 상기 플라즈마에 면하여 상기 반도체 웨이퍼 표면에서 얻어지는 복수 파장의 간섭광이 투과하는 포트를 거쳐 상기 간섭광을 받아 상기 복수 파장의 각각의 상기 간섭광의 강도의 미분값을 검출하는 단계와,검출된 상기 복수 파장의 간섭광의 강도의 미분값의 상기 파장을 파라미터로 하는 패턴과, 상기 반도체 웨이퍼와 동일한 구성의 반도체 웨이퍼에 대하여 미리 얻어진 상기 처리의 소정의 양에 대한 상기 복수 파장의 간섭광의 강도의 미분값의 패턴에 의거하여 상기 처리 중인 상기 막에 대한 에칭의 진행상황을 검출하는 단계를 구비한 것을 특징으로 하는 반도체 웨이퍼의 처리방법.
- 제 1항에 있어서,검출되는 상기 처리의 양에 의거하여 상기 반도체 웨이퍼의 상기 막의 처리를 조절하는 단계를 구비한 것을 특징으로 하는 반도체 웨이퍼의 처리방법.
- 제 1항 또는 제 2항에 있어서,상기 복수 파장의 간섭광의 강도의 미분값의 패턴과, 상기 반도체 웨이퍼와 동일한 구성의 반도체 웨이퍼에 대하여 미리 얻어진 상기 처리의 적어도 3개의 다른 상기 소정의 양에 대한 상기 복수 파장의 간섭광의 강도의 미분값의 패턴에 의거하여 상기 처리 중인 상기 막에 대한 에칭의 진행상황을 검출하는 단계를 구비한 것을 특징으로 하는 반도체 웨이퍼의 처리방법.
- 진공용기 내의 시료대 위에 배치된 처리대상의 반도체 웨이퍼 표면의 막에 대하여 상기 진공용기 내에 형성된 플라즈마를 사용하여 소정의 처리를 행하는 반도체 웨이퍼의 처리장치에 있어서,상기 진공용기 내의 상기 플라즈마에 면하여 상기 진공용기 내의 광이 투과하는 포트와, 상기 처리 중에 상기 반도체 웨이퍼 표면으로부터의 복수 파장의 간섭광을 상기 포트를 거쳐 수광하는 측정장치를 가지고,상기 측정장치에서 수광한 상기 복수 파장의 간섭광의 각각의 강도의 미분값을 검출하고, 상기 검출된 상기 복수 파장의 간섭광의 강도의 미분값의 상기 파장을 파라미터로 하는 패턴과 상기 반도체 웨이퍼와 동일한 구성의 반도체 웨이퍼에 대하여 미리 얻어진 상기 처리의 소정의 양에 대한 상기 복수 파장의 간섭광의 강도의 미분값의 패턴에 의거하여 상기 처리 중인 상기 막에 대한 에칭의 진행상황을 검출하는 기능을 구비한 것을 특징으로 하는 반도체 웨이퍼의 처리장치.
- 제 4항에 있어서,검출되는 상기 처리의 양에 의거하여 상기 반도체 웨이퍼의 상기 막의 처리를 조절하는 것을 특징으로 하는 반도체 웨이퍼의 처리장치.
- 제 4항 또는 제 5항에 있어서,상기 복수 파장의 간섭광의 강도의 미분값의 패턴과, 상기 반도체 웨이퍼와 동일한 구성의 반도체 웨이퍼에 대하여 미리 얻어진 상기 처리의 적어도 3개의 다른 상기 소정의 양에 대한 상기 복수 파장의 간섭광의 강도의 미분값의 패턴에 의거하여 상기 처리 중인 상기 막에 대한 에칭의 진행상황을 검출하는 것을 특징으로 하는 반도체 웨이퍼의 처리장치.
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Applications Claiming Priority (2)
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JP2000185359 | 2000-06-20 | ||
JP2000-185359 | 2000-06-20 |
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KR1020070011622A Division KR100733120B1 (ko) | 2000-06-20 | 2007-02-05 | 반도체 웨이퍼처리의 검출방법 및 검출장치 |
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KR20020000102A KR20020000102A (ko) | 2002-01-04 |
KR100769607B1 true KR100769607B1 (ko) | 2007-10-23 |
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US (4) | US6815228B2 (ko) |
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TW492106B (en) * | 2000-06-20 | 2002-06-21 | Hitachi Ltd | Inspection method for thickness of film to be processed using luminous beam-splitter and method of film processing |
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- 2001-02-27 TW TW090104566A patent/TW492106B/zh not_active IP Right Cessation
- 2001-02-28 KR KR1020010010586A patent/KR100769607B1/ko active IP Right Grant
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2004
- 2004-08-16 US US10/918,367 patent/US6961131B2/en not_active Expired - Lifetime
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2005
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Publication number | Publication date |
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TW492106B (en) | 2002-06-21 |
US20050018207A1 (en) | 2005-01-27 |
US7411684B2 (en) | 2008-08-12 |
US6815228B2 (en) | 2004-11-09 |
US7230720B2 (en) | 2007-06-12 |
US20070229845A1 (en) | 2007-10-04 |
KR20020000102A (ko) | 2002-01-04 |
US20060039008A1 (en) | 2006-02-23 |
US20020009814A1 (en) | 2002-01-24 |
US6961131B2 (en) | 2005-11-01 |
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