JP7407561B2 - 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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- JP7407561B2 JP7407561B2 JP2019197750A JP2019197750A JP7407561B2 JP 7407561 B2 JP7407561 B2 JP 7407561B2 JP 2019197750 A JP2019197750 A JP 2019197750A JP 2019197750 A JP2019197750 A JP 2019197750A JP 7407561 B2 JP7407561 B2 JP 7407561B2
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- 238000003672 processing method Methods 0.000 title claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 87
- 230000001681 protective effect Effects 0.000 claims description 62
- 230000002787 reinforcement Effects 0.000 claims description 62
- 238000000034 method Methods 0.000 claims description 29
- 230000002093 peripheral effect Effects 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 235000012431 wafers Nutrition 0.000 description 183
- 238000000926 separation method Methods 0.000 description 53
- 239000010410 layer Substances 0.000 description 11
- 230000008569 process Effects 0.000 description 8
- 238000003754 machining Methods 0.000 description 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 5
- 229910052737 gold Inorganic materials 0.000 description 5
- 239000010931 gold Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 238000003825 pressing Methods 0.000 description 5
- 229910052709 silver Inorganic materials 0.000 description 5
- 239000004332 silver Substances 0.000 description 5
- 229910052719 titanium Inorganic materials 0.000 description 5
- 239000010936 titanium Substances 0.000 description 5
- 230000001902 propagating effect Effects 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 239000012790 adhesive layer Substances 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- 238000002679 ablation Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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
- H01L21/70—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
-
- 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
-
- 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
-
- 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
- B24B27/00—Other grinding machines or devices
- B24B27/06—Grinders for cutting-off
-
- 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
-
- 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
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/30625—With simultaneous mechanical treatment, e.g. mechanico-chemical polishing
-
- 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
- H01L21/67132—Apparatus for placing on an insulating substrate, e.g. tape
-
- 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
-
- 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
-
- 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
- H01L21/687—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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- 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
- H01L2221/6834—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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Laser Beam Processing (AREA)
Description
本発明の実施形態に係るウェーハ10の加工方法について、図面に基づいて説明する。まず、実施形態の加工対象のウェーハ10の構成について説明する。図1は、実施形態に係るウェーハの加工方法の加工対象のウェーハ10の一例を示す斜視図である。図2は、図1に示すウェーハ10の裏面19側を示す斜視図である。
10 ウェーハ
11 基板
12 表面
13 ストリート
14 デバイス
15 デバイス領域
16 外周余剰領域
17 ノッチ
18 チップ
19 裏面
20 凹部
21 リング状補強部
30 研削用保護部材
31 保護部材
32 環状フレーム
40 研削ユニット
41、52、72 スピンドル
42 研削ホイール
43 砥石
45、55、65、75 チャックテーブル
46、56、66、76 保持面
50、70 切削ユニット
51、71 切削ブレード
60 レーザー光線照射ユニット
61 レーザー光線
Claims (3)
- ストリートによって区画された複数の領域に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備え、該デバイス領域に対応するウェーハの裏面側に研削で形成された凹部を有すると共に、該凹部の外周に沿ってリング状補強部を備えるウェーハの加工方法であって、
ウェーハの表面または裏面を覆う面積の保護部材をウェーハに貼着する保護部材貼着ステップと、
該保護部材貼着ステップ実施後、ウェーハの該リング状補強部を除去するリング状補強部除去ステップと、
を備え、
該リング状補強部除去ステップでは、
該デバイス領域の外周に沿ってウェーハを分割し、該デバイス領域と該リング状補強部とを分離するリング状補強部分離ステップと、
該リング状補強部分離ステップ実施後、加工水をウェーハに供給しながら該リング状補強部を砥石で加工して除去する除去ステップと、
を備え、
該除去ステップでは、ウェーハを保持するチャックテーブルの保持面と平行な回転軸を備えるスピンドルの先端に装着された切削ブレードを回転する該ウェーハの外周縁に押しつけて研削することで、該ウェーハの該外周縁から中心に向かって該リング状補強部を除去するウェーハの加工方法。 - 該リング状補強部分離ステップは、切削ブレードまたはレーザー光線を用いて実施する
請求項1に記載のウェーハの加工方法。 - 該保護部材貼着ステップでは、ウェーハの表面または裏面を覆う該保護部材の外周縁を環状フレームに貼着し、該環状フレームの開口にウェーハが支持されたフレームユニットを形成する
請求項1または2に記載のウェーハの加工方法。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019197750A JP7407561B2 (ja) | 2019-10-30 | 2019-10-30 | ウェーハの加工方法 |
KR1020200125676A KR20210052225A (ko) | 2019-10-30 | 2020-09-28 | 웨이퍼의 가공 방법 |
SG10202010113YA SG10202010113YA (en) | 2019-10-30 | 2020-10-12 | Method of processing wafer |
US17/070,130 US11276588B2 (en) | 2019-10-30 | 2020-10-14 | Method of processing wafer |
TW109137575A TWI854056B (zh) | 2019-10-30 | 2020-10-29 | 晶圓之加工方法 |
DE102020213635.1A DE102020213635A1 (de) | 2019-10-30 | 2020-10-29 | Verfahren zum bearbeiten eines wafers |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019197750A JP7407561B2 (ja) | 2019-10-30 | 2019-10-30 | ウェーハの加工方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021072353A JP2021072353A (ja) | 2021-05-06 |
JP7407561B2 true JP7407561B2 (ja) | 2024-01-04 |
Family
ID=75485526
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019197750A Active JP7407561B2 (ja) | 2019-10-30 | 2019-10-30 | ウェーハの加工方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US11276588B2 (ja) |
JP (1) | JP7407561B2 (ja) |
KR (1) | KR20210052225A (ja) |
DE (1) | DE102020213635A1 (ja) |
SG (1) | SG10202010113YA (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2023116893A (ja) | 2022-02-10 | 2023-08-23 | 株式会社ディスコ | チップの製造方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007019379A (ja) | 2005-07-11 | 2007-01-25 | Disco Abrasive Syst Ltd | ウェーハの加工方法 |
JP2012023175A (ja) | 2010-07-14 | 2012-02-02 | Disco Abrasive Syst Ltd | ウェーハの加工方法 |
JP2015213955A (ja) | 2014-05-13 | 2015-12-03 | 株式会社ディスコ | ウェーハの加工方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5523033B1 (ja) | 1969-04-12 | 1980-06-20 | ||
JP2007266352A (ja) | 2006-03-29 | 2007-10-11 | Disco Abrasive Syst Ltd | ウエーハの加工方法 |
JP5048379B2 (ja) | 2007-04-05 | 2012-10-17 | 株式会社ディスコ | ウェーハの加工方法 |
JP5523033B2 (ja) | 2009-09-14 | 2014-06-18 | 株式会社ディスコ | ウエーハの加工方法及び環状凸部除去装置 |
JP6004705B2 (ja) * | 2012-04-02 | 2016-10-12 | 株式会社ディスコ | 接着フィルム付きチップの形成方法 |
-
2019
- 2019-10-30 JP JP2019197750A patent/JP7407561B2/ja active Active
-
2020
- 2020-09-28 KR KR1020200125676A patent/KR20210052225A/ko unknown
- 2020-10-12 SG SG10202010113YA patent/SG10202010113YA/en unknown
- 2020-10-14 US US17/070,130 patent/US11276588B2/en active Active
- 2020-10-29 DE DE102020213635.1A patent/DE102020213635A1/de active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007019379A (ja) | 2005-07-11 | 2007-01-25 | Disco Abrasive Syst Ltd | ウェーハの加工方法 |
JP2012023175A (ja) | 2010-07-14 | 2012-02-02 | Disco Abrasive Syst Ltd | ウェーハの加工方法 |
JP2015213955A (ja) | 2014-05-13 | 2015-12-03 | 株式会社ディスコ | ウェーハの加工方法 |
Also Published As
Publication number | Publication date |
---|---|
US11276588B2 (en) | 2022-03-15 |
JP2021072353A (ja) | 2021-05-06 |
TW202117827A (zh) | 2021-05-01 |
KR20210052225A (ko) | 2021-05-10 |
DE102020213635A1 (de) | 2021-05-06 |
US20210134619A1 (en) | 2021-05-06 |
SG10202010113YA (en) | 2021-05-28 |
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