JP2019201125A - ウエハ研削装置およびウエハ研削方法 - Google Patents
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- 230000008569 process Effects 0.000 claims abstract description 107
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- 230000008859 change Effects 0.000 claims description 16
- 230000005283 ground state Effects 0.000 claims 2
- 238000005259 measurement Methods 0.000 description 16
- 238000002474 experimental method Methods 0.000 description 12
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- 239000006061 abrasive grain Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
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- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
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- 238000007689 inspection Methods 0.000 description 1
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- 239000011148 porous material Substances 0.000 description 1
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/20—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground
- B24B7/22—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain
- B24B7/228—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain for grinding thin, brittle parts, e.g. semiconductors, wafers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/04—Lapping machines or devices; Accessories designed for working plane surfaces
- B24B37/07—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool
- B24B37/10—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool for single side lapping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/11—Lapping tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/34—Accessories
-
- 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
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/304—Mechanical treatment, e.g. grinding, polishing, cutting
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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
- H01L21/02—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
- H01L21/34—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 not provided for in groups H01L21/0405, H01L21/0445, H01L21/06, H01L21/16 and H01L21/18 with or without impurities, e.g. doping materials
- H01L21/46—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/428
- H01L21/461—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/428 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/463—Mechanical treatment, e.g. grinding, ultrasonic treatment
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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
- H01L21/67155—Apparatus for manufacturing or treating in a plurality of work-stations
- H01L21/67207—Apparatus for manufacturing or treating in a plurality of work-stations comprising a chamber adapted to a particular process
- H01L21/67219—Apparatus for manufacturing or treating in a plurality of work-stations comprising a chamber adapted to a particular process comprising at least one polishing chamber
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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
- H01L21/67242—Apparatus for monitoring, sorting or marking
- H01L21/67288—Monitoring of warpage, curvature, damage, defects or the like
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- Ceramic Engineering (AREA)
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Abstract
Description
図1は、実施の形態1に係るウエハ研削装置100の上面図である。なお、図1では、構成を分かりやすくするために、後述の研削ユニット10は示していない。
以下においては、実施の形態1の構成を、「構成Ct1」ともいう。また、以下においては、本変形例の構成を「構成Ctm1」ともいう。構成Ctm1は、判定部9が、研削磨耗量に基づいて、判定処理を行う構成である。研削磨耗量は、1回の研削処理が行われたことにより生じた、砥石4の磨耗量である。構成Ctm1は、構成Ct1(実施の形態1)に適用される。
以下においては、本変形例の構成を「構成Ctm2」ともいう。構成Ctm2は、判定部9は、負荷電流(負荷電流値)および研削磨耗量に基づいて、判定処理を行う構成である。構成Ctm2は、構成Ct1(実施の形態1)に適用される。
Claims (10)
- 砥石により半導体ウエハを研削する研削処理を行うウエハ研削装置であって、
前記研削処理において、前記砥石により前記半導体ウエハを研削するための量である研削量をKwと表記し、当該研削処理が行われることにより生じる予定の、当該砥石の磨耗量をKtと表記した場合、
前記砥石は、
Kt/Kw
なる式で表現される磨耗率を特性として有し、
前記磨耗率は、5%以上、かつ、200%未満であり、
前記ウエハ研削装置は、
(a)前記研削処理において前記砥石を回転させるためのモーターの負荷電流、および、(b)当該研削処理が行われたことにより生じた、当該砥石の磨耗量である研削磨耗量の少なくとも一方に基づいて、前記半導体ウエハに対する研削状態が、異常または正常であることを判定する判定処理を行う判定部を備える
ウエハ研削装置。 - 前記判定部は、前記負荷電流に基づいて、前記判定処理を行う
請求項1に記載のウエハ研削装置。 - 前記判定部は、前記負荷電流および前記研削磨耗量に基づいて、前記判定処理を行う
請求項1に記載のウエハ研削装置。 - 前記判定部は、前記研削処理が行われている期間において、前記異常を判定するための単位時間における前記負荷電流の変化量が、当該異常を判定するためのしきい値以上である場合、前記研削状態が当該異常であると判定する
請求項2または3に記載のウエハ研削装置。 - 前記判定部は、前記研削磨耗量に基づいて、前記判定処理を行う
請求項1に記載のウエハ研削装置。 - 砥石により半導体ウエハを研削する研削処理を行うウエハ研削装置が行うウエハ研削方法であって、
前記研削処理において、前記砥石により前記半導体ウエハを研削するための量である研削量をKwと表記し、当該研削処理が行われることにより生じる予定の、当該砥石の磨耗量をKtと表記した場合、
前記砥石は、
Kt/Kw
なる式で表現される磨耗率を特性として有し、
前記磨耗率は、5%以上、かつ、200%未満であり、
前記ウエハ研削方法は、
(a)前記研削処理において前記砥石を回転させるためのモーターの負荷電流、および、(b)当該研削処理が行われたことにより生じた、当該砥石の磨耗量である研削磨耗量の少なくとも一方に基づいて、前記半導体ウエハに対する研削状態が、異常または正常であることを判定する判定処理を行う判定ステップを備える
ウエハ研削方法。 - 前記判定ステップは、前記負荷電流に基づいて、前記判定処理を行う
請求項6に記載のウエハ研削方法。 - 前記判定ステップは、前記負荷電流および前記研削磨耗量に基づいて、前記判定処理を行う
請求項6に記載のウエハ研削方法。 - 前記判定ステップは、前記研削処理が行われている期間において、前記異常を判定するための単位時間における前記負荷電流の変化量が、当該異常を判定するためのしきい値以上である場合、前記研削状態が当該異常であると判定する
請求項7または8に記載のウエハ研削方法。 - 前記判定ステップは、前記研削磨耗量に基づいて、前記判定処理を行う
請求項6に記載のウエハ研削方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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JP2018095262A JP2019201125A (ja) | 2018-05-17 | 2018-05-17 | ウエハ研削装置およびウエハ研削方法 |
US16/372,701 US11101150B2 (en) | 2018-05-17 | 2019-04-02 | Wafer grinding apparatus and wafer grinding method |
DE102019206391.8A DE102019206391A1 (de) | 2018-05-17 | 2019-05-03 | Wafer-Schleifvorrichtung und Wafer-Schleifverfahren |
CN201910390314.XA CN110497305B (zh) | 2018-05-17 | 2019-05-10 | 晶片研磨装置及晶片研磨方法 |
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JP2018095262A JP2019201125A (ja) | 2018-05-17 | 2018-05-17 | ウエハ研削装置およびウエハ研削方法 |
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DE (1) | DE102019206391A1 (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08197377A (ja) * | 1995-01-19 | 1996-08-06 | Toyoda Mach Works Ltd | 数値制御加工装置 |
JP2006255851A (ja) * | 2005-03-18 | 2006-09-28 | Ebara Corp | 研磨装置 |
JP2007012810A (ja) * | 2005-06-29 | 2007-01-18 | Renesas Technology Corp | 半導体集積回路装置の製造方法 |
JP2007229848A (ja) * | 2006-02-28 | 2007-09-13 | Saitama Univ | SiOx粉を含む成形体および砥石、それを用いた研削方法 |
JP2011143516A (ja) * | 2010-01-15 | 2011-07-28 | Disco Abrasive Syst Ltd | 加工装置 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6125025A (en) * | 1998-09-30 | 2000-09-26 | Lam Research Corporation | Electrostatic dechucking method and apparatus for dielectric workpieces in vacuum processors |
JP2004247439A (ja) * | 2003-02-13 | 2004-09-02 | Nippei Toyama Corp | ウェーハ研削装置の制御方法及びウェーハ研削装置 |
JP2005347568A (ja) * | 2004-06-03 | 2005-12-15 | Ebara Corp | 基板研磨方法及び基板研磨装置 |
US20080188162A1 (en) * | 2007-02-06 | 2008-08-07 | Itsuki Kobata | Electrochemical mechanical polishing apparatus conditioning method, and conditioning solution |
JP5350127B2 (ja) * | 2009-08-13 | 2013-11-27 | 株式会社ディスコ | 被加工物の研削方法 |
JP2011189411A (ja) | 2010-03-11 | 2011-09-29 | Renesas Electronics Corp | ウェハ研削装置、ウェハ研削方法、ウェハ研削プログラム、及び、ウェハ研削制御装置 |
JP2011245610A (ja) * | 2010-05-31 | 2011-12-08 | Mitsubishi Electric Corp | 半導体装置の製造方法 |
JP5856433B2 (ja) * | 2011-10-21 | 2016-02-09 | 株式会社ディスコ | サファイア基板の研削方法 |
US9358660B2 (en) * | 2011-11-07 | 2016-06-07 | Taiwan Semiconductor Manufacturing Company, Ltd. | Grinding wheel design with elongated teeth arrangement |
CN106181748A (zh) * | 2015-05-29 | 2016-12-07 | 台湾积体电路制造股份有限公司 | 具有长形齿布置的研磨轮设计 |
US10014198B2 (en) * | 2015-08-21 | 2018-07-03 | Lam Research Corporation | Wear detection of consumable part in semiconductor manufacturing equipment |
JP6704256B2 (ja) * | 2016-01-21 | 2020-06-03 | 株式会社ディスコ | 研削装置 |
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- 2018-05-17 JP JP2018095262A patent/JP2019201125A/ja active Pending
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2019
- 2019-04-02 US US16/372,701 patent/US11101150B2/en active Active
- 2019-05-03 DE DE102019206391.8A patent/DE102019206391A1/de active Pending
- 2019-05-10 CN CN201910390314.XA patent/CN110497305B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08197377A (ja) * | 1995-01-19 | 1996-08-06 | Toyoda Mach Works Ltd | 数値制御加工装置 |
JP2006255851A (ja) * | 2005-03-18 | 2006-09-28 | Ebara Corp | 研磨装置 |
JP2007012810A (ja) * | 2005-06-29 | 2007-01-18 | Renesas Technology Corp | 半導体集積回路装置の製造方法 |
JP2007229848A (ja) * | 2006-02-28 | 2007-09-13 | Saitama Univ | SiOx粉を含む成形体および砥石、それを用いた研削方法 |
JP2011143516A (ja) * | 2010-01-15 | 2011-07-28 | Disco Abrasive Syst Ltd | 加工装置 |
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US20190355596A1 (en) | 2019-11-21 |
CN110497305B (zh) | 2021-09-21 |
DE102019206391A1 (de) | 2019-11-21 |
US11101150B2 (en) | 2021-08-24 |
CN110497305A (zh) | 2019-11-26 |
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