JP2015213955A - ウェーハの加工方法 - Google Patents
ウェーハの加工方法 Download PDFInfo
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- JP2015213955A JP2015213955A JP2014099269A JP2014099269A JP2015213955A JP 2015213955 A JP2015213955 A JP 2015213955A JP 2014099269 A JP2014099269 A JP 2014099269A JP 2014099269 A JP2014099269 A JP 2014099269A JP 2015213955 A JP2015213955 A JP 2015213955A
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000000926 separation method Methods 0.000 claims abstract description 17
- 230000001681 protective effect Effects 0.000 claims description 51
- 239000007888 film coating Substances 0.000 claims description 21
- 238000009501 film coating Methods 0.000 claims description 21
- 238000004140 cleaning Methods 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 238000003672 processing method Methods 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 235000012431 wafers Nutrition 0.000 description 112
- 238000005520 cutting process Methods 0.000 description 29
- 238000000227 grinding Methods 0.000 description 24
- 239000004065 semiconductor Substances 0.000 description 13
- 239000011347 resin Substances 0.000 description 10
- 229920005989 resin Polymers 0.000 description 10
- 238000003384 imaging method Methods 0.000 description 5
- 230000001678 irradiating effect Effects 0.000 description 3
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 2
- 239000002202 Polyethylene glycol Substances 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000002679 ablation Methods 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920001223 polyethylene glycol Polymers 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Classifications
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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
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- H—ELECTRICITY
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- 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 at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System 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
- H01L21/3043—Making grooves, e.g. cutting
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- 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
- H01L21/683—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 for supporting or gripping
- H01L21/687—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 for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches
- H01L21/68714—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 for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches the wafers being placed on a susceptor, stage or support
- H01L21/68728—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 for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches the wafers being placed on a susceptor, stage or support characterised by a plurality of separate clamping members, e.g. clamping fingers
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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
- B23K26/0823—Devices involving rotation of the workpiece
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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
- B23K26/16—Removal of by-products, e.g. particles or vapours produced during treatment of a workpiece
-
- 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
- B23K26/38—Removing material by boring or cutting
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- H—ELECTRICITY
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- 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
- H01L21/02041—Cleaning
- H01L21/02076—Cleaning after the substrates have been singulated
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- 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 at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System 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
- H01L21/67—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
- H01L21/67028—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like
- H01L21/6704—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like for wet cleaning or washing
- H01L21/67046—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like for wet cleaning or washing using mainly scrubbing means, e.g. brushes
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- H—ELECTRICITY
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- 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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- H—ELECTRICITY
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- 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
- H01L21/67132—Apparatus for placing on an insulating substrate, e.g. tape
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- H—ELECTRICITY
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- 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
- H01L21/6715—Apparatus for applying a liquid, a resin, an ink or the like
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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
- H01L21/683—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 for supporting or gripping
- H01L21/6835—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 for supporting or gripping using temporarily an auxiliary support
- H01L21/6836—Wafer tapes, e.g. grinding or dicing support tapes
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- H—ELECTRICITY
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- 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
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- H—ELECTRICITY
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/544—Marks applied to semiconductor devices or parts, e.g. registration marks, alignment structures, wafer maps
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- H—ELECTRICITY
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- H01L2221/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof covered by H01L21/00
- H01L2221/67—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere
- H01L2221/683—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L2221/68304—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support
- H01L2221/68327—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support used during dicing or grinding
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- H01L2221/67—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere
- H01L2221/683—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L2221/68304—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support
- H01L2221/6834—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support used to protect an active side of a device or wafer
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- H01L2221/67—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere
- H01L2221/683—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L2221/68304—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support
- H01L2221/68381—Details of chemical or physical process used for separating the auxiliary support from a device or wafer
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- H01L2223/544—Marks applied to semiconductor devices or parts
- H01L2223/54493—Peripheral marks on wafers, e.g. orientation flats, notches, lot number
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- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Abstract
【解決手段】ウェーハ11の表面に第一テープT1を貼着するとともに該第一テープを介してウェーハを第一環状フレームF1に装着する第一テープ貼着ステップと、該第一テープ貼着ステップを実施した後、該第一テープを介してウェーハをチャックテーブル38で保持し、環状凸部20とデバイス領域との境界にレーザビームを照射してウェーハを該第一テープとともに分断し、該デバイス領域と該環状凸部とに分離する分離ステップと、該分離ステップを実施した後、該第一テープを介して該第一環状フレームに装着された該環状凸部を該第一環状フレームと共にウェーハの該デバイス領域から除去する除去ステップと、を備える。
【選択図】図8
Description
11 半導体ウェーハ
14 研削砥石
17 デバイス領域
18 円形凹部
19 外周余剰領域
20 環状凸部
23 保護テープ
44 レーザビーム照射ユニット
48 集光器
50 保護膜被覆装置
54 スピンナーテーブル
62 水溶性樹脂供給ノズル
66 洗浄水供給ノズル
74 切削ユニット
78 切削ブレード
T1 第一ダイシングテープ
T2 第二ダイシングテープ
F1 第一環状フレーム
F2 第二環状フレーム
Claims (3)
- 複数のデバイスが形成されたデバイス領域と該デバイス領域を囲繞する外周余剰領域とを表面に有し、該デバイス領域に対応する裏面が所定の厚みへと研削された円形凹部と該円形凹部を囲繞する該外周余剰領域に対応した環状凸部とが形成されたウェーハの加工方法であって、
ウェーハの表面に第一テープを貼着するとともに該第一テープを介してウェーハを第一環状フレームに装着する第一テープ貼着ステップと、
該第一テープ貼着ステップを実施した後、該第一テープを介してウェーハをチャックテーブルで保持し、該環状凸部と該デバイス領域との境界にレーザビームを照射してウェーハを該第一テープとともに分断し、該デバイス領域と該環状凸部とに分離する分離ステップと、
該分離ステップを実施した後、該第一テープを介して該第一環状フレームに装着された該環状凸部を該第一環状フレームと共にウェーハの該デバイス領域から除去する除去ステップと、
を備えたことを特徴とするウェーハの加工方法。 - 該除去ステップを実施した後、該デバイス領域のみからなるウェーハの裏面に第二テープを貼着するとともに該第二テープを介してウェーハを第二環状フレームに装着する第二テープ貼着ステップと、
該第二テープ貼着ステップを実施する前又は後に、該第一テープをウェーハの表面から除去する第一テープ除去ステップと、
該第二テープ貼着ステップと該第一テープ除去ステップとを実施した後、ウェーハを個々のデバイスへと分割する分割ステップと、
を更に備えた請求項1記載のウェーハの加工方法。 - 該分離ステップを実施する前に、ウェーハの裏面に水溶性保護膜を被覆する保護膜被覆ステップと、
少なくとも該保護膜被覆ステップと該分離ステップとを実施した後、ウェーハの裏面に洗浄水を供給して該保護膜を除去する保護膜除去ステップと、
を更に備えた請求項1又は2記載のウェーハの加工方法。
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014099269A JP6385131B2 (ja) | 2014-05-13 | 2014-05-13 | ウェーハの加工方法 |
TW104111791A TWI641036B (zh) | 2014-05-13 | 2015-04-13 | 晶圓之加工方法 |
MYPI2015001108A MY170046A (en) | 2014-05-13 | 2015-04-28 | Wafer processing method |
KR1020150061238A KR20150130228A (ko) | 2014-05-13 | 2015-04-30 | 웨이퍼 가공 방법 |
US14/707,636 US9472442B2 (en) | 2014-05-13 | 2015-05-08 | Wafer processing method |
CN201510242728.XA CN105097483B (zh) | 2014-05-13 | 2015-05-13 | 晶片的加工方法 |
DE202015009750.2U DE202015009750U1 (de) | 2014-05-13 | 2015-05-13 | Laserbearbeitungsvorrichtung |
DE102015208893.6A DE102015208893A1 (de) | 2014-05-13 | 2015-05-13 | Waferbearbeitungsverfahren |
ATA50400/2015A AT515730A3 (de) | 2014-05-13 | 2015-05-13 | Verfahren zum Bearbeiten von Wafern |
KR1020220038931A KR102601856B1 (ko) | 2014-05-13 | 2022-03-29 | 웨이퍼 가공 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014099269A JP6385131B2 (ja) | 2014-05-13 | 2014-05-13 | ウェーハの加工方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015213955A true JP2015213955A (ja) | 2015-12-03 |
JP6385131B2 JP6385131B2 (ja) | 2018-09-05 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014099269A Active JP6385131B2 (ja) | 2014-05-13 | 2014-05-13 | ウェーハの加工方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US9472442B2 (ja) |
JP (1) | JP6385131B2 (ja) |
KR (2) | KR20150130228A (ja) |
CN (1) | CN105097483B (ja) |
AT (1) | AT515730A3 (ja) |
DE (2) | DE102015208893A1 (ja) |
MY (1) | MY170046A (ja) |
TW (1) | TWI641036B (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017195219A (ja) * | 2016-04-18 | 2017-10-26 | 株式会社ディスコ | ウェーハの加工方法 |
JP2017228732A (ja) * | 2016-06-24 | 2017-12-28 | 株式会社ディスコ | ウェーハの加工方法 |
JP2021072353A (ja) * | 2019-10-30 | 2021-05-06 | 株式会社ディスコ | ウェーハの加工方法 |
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JP2021072353A (ja) * | 2019-10-30 | 2021-05-06 | 株式会社ディスコ | ウェーハの加工方法 |
JP7407561B2 (ja) | 2019-10-30 | 2024-01-04 | 株式会社ディスコ | ウェーハの加工方法 |
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KR20220043103A (ko) | 2022-04-05 |
CN105097483A (zh) | 2015-11-25 |
JP6385131B2 (ja) | 2018-09-05 |
CN105097483B (zh) | 2019-11-29 |
KR102601856B1 (ko) | 2023-11-13 |
US20150332928A1 (en) | 2015-11-19 |
MY170046A (en) | 2019-06-26 |
US9472442B2 (en) | 2016-10-18 |
DE202015009750U1 (de) | 2019-11-25 |
DE102015208893A1 (de) | 2015-11-19 |
AT515730A2 (de) | 2015-11-15 |
TW201543562A (zh) | 2015-11-16 |
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AT515730A3 (de) | 2017-10-15 |
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