JP4755855B2 - 半導体ウェーハの検査方法 - Google Patents
半導体ウェーハの検査方法 Download PDFInfo
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- JP4755855B2 JP4755855B2 JP2005172642A JP2005172642A JP4755855B2 JP 4755855 B2 JP4755855 B2 JP 4755855B2 JP 2005172642 A JP2005172642 A JP 2005172642A JP 2005172642 A JP2005172642 A JP 2005172642A JP 4755855 B2 JP4755855 B2 JP 4755855B2
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- semiconductor wafer
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- crystal defects
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- 239000004065 semiconductor Substances 0.000 title claims description 179
- 238000007689 inspection Methods 0.000 title claims description 70
- 238000000034 method Methods 0.000 title claims description 70
- 235000012431 wafers Nutrition 0.000 claims description 177
- 230000007547 defect Effects 0.000 claims description 117
- 239000013078 crystal Substances 0.000 claims description 101
- 238000005259 measurement Methods 0.000 claims description 62
- 239000000463 material Substances 0.000 claims description 57
- 238000005530 etching Methods 0.000 claims description 30
- 230000003287 optical effect Effects 0.000 claims description 16
- 230000001681 protective effect Effects 0.000 claims description 16
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 10
- 239000004642 Polyimide Substances 0.000 claims description 7
- 229920001721 polyimide Polymers 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 206010040844 Skin exfoliation Diseases 0.000 description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 10
- 238000012545 processing Methods 0.000 description 9
- 238000005406 washing Methods 0.000 description 8
- 238000001035 drying Methods 0.000 description 7
- 238000004140 cleaning Methods 0.000 description 5
- 238000010894 electron beam technology Methods 0.000 description 5
- 238000011156 evaluation Methods 0.000 description 5
- 238000004299 exfoliation Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 238000004380 ashing Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- MHAJPDPJQMAIIY-UHFFFAOYSA-N hydrogen peroxide Substances OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 1
- CABDFQZZWFMZOD-UHFFFAOYSA-N hydrogen peroxide;hydrochloride Chemical compound Cl.OO CABDFQZZWFMZOD-UHFFFAOYSA-N 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 125000000896 monocarboxylic acid group Chemical group 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000011158 quantitative evaluation Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
Images
Classifications
-
- 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
- H01L22/10—Measuring as part of the manufacturing process
- H01L22/12—Measuring as part of the manufacturing process for structural parameters, e.g. thickness, line width, refractive index, temperature, warp, bond strength, defects, optical inspection, electrical measurement of structural dimensions, metallurgic measurement of diffusions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/9501—Semiconductor wafers
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Testing Or Measuring Of Semiconductors Or The Like (AREA)
Description
2 チップ領域
3 保護領域
4 非保護領域
5 第1の保護領域
6 第2の保護領域
7 第3の保護領域
8 第4の保護領域
Claims (5)
- 半導体ウェーハの素子構造膜を薬液により剥離して前記半導体ウェーハの結晶表面を露出させ、
前記半導体ウェーハの結晶表面を保護するためのマスク材により前記半導体ウェーハの結晶表面の一部である保護領域を被覆し、
前記結晶表面を前記マスク材により被覆した後、前記半導体ウェーハのうち前記マスク材により被覆されていない半導体ウェーハの結晶表面である非保護領域の結晶欠陥を表出させるように、前記半導体ウェーハを選択エッチングし、
前記選択エッチングの後、前記マスク材を除去し、
前記保護領域および前記非保護領域を、光学式欠陥検査装置またはビーム式欠陥検査装置によりそれぞれ定量測定し、
この測定結果に基づいて、前記半導体ウェーハの結晶欠陥数を算出することを特徴とする半導体ウェーハの検査方法。 - 前記保護領域の測定値と前記非保護領域の測定値との差分により、半導体ウェーハの結晶欠陥数を算出することを特徴とする請求項1に半導体ウェーハの検査方法。
- 前記半導体ウェーハの素子構造膜を複数の工程に分けて剥離する場合に、前記複数の工程の間に、前記半導体ウェーハの表面の一部である第1の保護領域をマスク材で被覆し、
前記半導体ウェーハの素子構造膜を剥離して前記半導体ウェーハの結晶表面を露出した後、前記半導体ウェーハの表面のうち前記第1の保護領域以外の第2の保護領域をマスク材で被覆し、
前記半導体ウェーハを選択エッチングし、それぞれのマスク材を除去した後、前記第1の保護領域、第2の保護領域および前記非保護領域を、光学式欠陥検査装置またはビーム式欠陥検査装置によりそれぞれ定量測定し、
この測定結果に基づいて、前記半導体ウェーハの結晶欠陥数を算出することを特徴とする請求項1に記載の半導体ウェーハの検査方法。 - 前記半導体ウェーハの素子構造膜を剥離する前に、前記半導体ウェーハの表面の一部である第3の保護領域をマスク材で被覆し、
前記半導体ウェーハの素子構造膜を剥離して前記半導体ウェーハの結晶表面を露出した後、前記半導体ウェーハの表面のうち前記第3の保護領域以外の第4の保護領域をマスク材で被覆し、
前記半導体ウェーハを選択エッチングし、それぞれのマスク材を除去した後、前記第4の保護領域および前記非保護領域を光学式欠陥検査装置またはビーム式欠陥検査装置によりそれぞれ定量測定するとともに、前記第3の保護領域を透過型電子顕微鏡により写真観察により測定し、
この測定結果に基づいて、前記半導体ウェーハの結晶欠陥数を算出することを特徴とする請求項1に記載の半導体ウェーハの検査方法。 - 前記マスク材は、4フッ化エチレンテープ、ポリイミドテープ、レジスト、ワックスのうち何れかであることを特徴とする請求項1ないし4の何れかに記載の半導体ウェーハの検査方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005172642A JP4755855B2 (ja) | 2005-06-13 | 2005-06-13 | 半導体ウェーハの検査方法 |
US11/444,301 US7531462B2 (en) | 2005-06-13 | 2006-06-01 | Method of inspecting semiconductor wafer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005172642A JP4755855B2 (ja) | 2005-06-13 | 2005-06-13 | 半導体ウェーハの検査方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006351624A JP2006351624A (ja) | 2006-12-28 |
JP4755855B2 true JP4755855B2 (ja) | 2011-08-24 |
Family
ID=37524602
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005172642A Expired - Fee Related JP4755855B2 (ja) | 2005-06-13 | 2005-06-13 | 半導体ウェーハの検査方法 |
Country Status (2)
Country | Link |
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US (1) | US7531462B2 (ja) |
JP (1) | JP4755855B2 (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9618897D0 (en) | 1996-09-10 | 1996-10-23 | Bio Rad Micromeasurements Ltd | Micro defects in silicon wafers |
GB0308182D0 (en) * | 2003-04-09 | 2003-05-14 | Aoti Operating Co Inc | Detection method and apparatus |
US20070000434A1 (en) * | 2005-06-30 | 2007-01-04 | Accent Optical Technologies, Inc. | Apparatuses and methods for detecting defects in semiconductor workpieces |
TWI391645B (zh) * | 2005-07-06 | 2013-04-01 | Nanometrics Inc | 晶圓或其他工作表面下污染物及缺陷非接觸測量之差分波長光致發光 |
TWI439684B (zh) | 2005-07-06 | 2014-06-01 | Nanometrics Inc | 具自晶圓或其他工件特定材料層所發射光致發光信號優先偵測之光致發光成像 |
US20070008526A1 (en) * | 2005-07-08 | 2007-01-11 | Andrzej Buczkowski | Apparatus and method for non-contact assessment of a constituent in semiconductor workpieces |
US20070176119A1 (en) * | 2006-01-30 | 2007-08-02 | Accent Optical Technologies, Inc. | Apparatuses and methods for analyzing semiconductor workpieces |
US20080263074A1 (en) * | 2007-04-23 | 2008-10-23 | William Paul Bissett | Data conversion system and method |
KR100875164B1 (ko) * | 2007-06-26 | 2008-12-22 | 주식회사 동부하이텍 | 웨이퍼의 세정 방법 |
KR100865457B1 (ko) | 2007-08-16 | 2008-10-28 | 주식회사 동부하이텍 | 세정공정의 안정성 확인 방법 |
KR100912342B1 (ko) * | 2008-02-14 | 2009-08-14 | 주식회사 실트론 | 반응이온에칭을 이용한 웨이퍼의 결함 검출방법 및 이를위한 웨이퍼 구조 |
JP4758492B2 (ja) * | 2009-03-24 | 2011-08-31 | トヨタ自動車株式会社 | 単結晶の欠陥密度測定方法 |
JP5720550B2 (ja) * | 2011-12-05 | 2015-05-20 | 信越半導体株式会社 | エピタキシャルウエーハの欠陥評価方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2653566B2 (ja) * | 1991-03-27 | 1997-09-17 | 株式会社東芝 | 半導体基板評価方法及び装置 |
JP2000082679A (ja) * | 1998-07-08 | 2000-03-21 | Canon Inc | 半導体基板とその作製方法 |
JP2002122980A (ja) * | 2000-10-17 | 2002-04-26 | Hitachi Ltd | 半導体集積回路装置の製造方法およびフォトマスクの製造方法 |
JP3760468B2 (ja) * | 2002-04-23 | 2006-03-29 | 信越半導体株式会社 | シリコン基板の評価方法 |
AU2003255254A1 (en) * | 2002-08-08 | 2004-02-25 | Glenn J. Leedy | Vertical system integration |
JP4382438B2 (ja) * | 2002-11-14 | 2009-12-16 | 株式会社東芝 | 半導体ウェーハの検査方法、半導体装置の開発方法、半導体装置の製造方法、および半導体ウェーハ処理装置 |
JP4876548B2 (ja) * | 2005-11-22 | 2012-02-15 | セイコーエプソン株式会社 | 電気光学装置の製造方法 |
-
2005
- 2005-06-13 JP JP2005172642A patent/JP4755855B2/ja not_active Expired - Fee Related
-
2006
- 2006-06-01 US US11/444,301 patent/US7531462B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2006351624A (ja) | 2006-12-28 |
US7531462B2 (en) | 2009-05-12 |
US20060281281A1 (en) | 2006-12-14 |
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