JP6948878B2 - 半導体製造装置及び半導体基板の研磨方法 - Google Patents
半導体製造装置及び半導体基板の研磨方法 Download PDFInfo
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- JP6948878B2 JP6948878B2 JP2017159575A JP2017159575A JP6948878B2 JP 6948878 B2 JP6948878 B2 JP 6948878B2 JP 2017159575 A JP2017159575 A JP 2017159575A JP 2017159575 A JP2017159575 A JP 2017159575A JP 6948878 B2 JP6948878 B2 JP 6948878B2
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- polishing
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- 238000005498 polishing Methods 0.000 title claims description 150
- 239000004065 semiconductor Substances 0.000 title claims description 73
- 238000000034 method Methods 0.000 title claims description 24
- 239000000758 substrate Substances 0.000 title claims description 15
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 238000012545 processing Methods 0.000 claims description 72
- 238000006073 displacement reaction Methods 0.000 claims description 41
- 238000002347 injection Methods 0.000 claims description 31
- 239000007924 injection Substances 0.000 claims description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 238000007517 polishing process Methods 0.000 claims description 20
- 238000005259 measurement Methods 0.000 claims description 18
- 238000004140 cleaning Methods 0.000 claims description 17
- 230000003750 conditioning effect Effects 0.000 claims description 8
- 238000011282 treatment Methods 0.000 claims description 7
- 238000009795 derivation Methods 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 239000003082 abrasive agent Substances 0.000 claims description 2
- 235000012431 wafers Nutrition 0.000 description 47
- 239000007789 gas Substances 0.000 description 37
- 239000002002 slurry Substances 0.000 description 31
- 238000003860 storage Methods 0.000 description 10
- 238000005406 washing Methods 0.000 description 10
- 230000007423 decrease Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- 230000001143 conditioned effect Effects 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000000126 substance 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
- H01L21/02—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
-
- 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
- B24B37/27—Work carriers
- B24B37/30—Work carriers for single side lapping of plane surfaces
-
- 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
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
- B24B49/16—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation taking regard of the load
-
- 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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
Description
10 プラテン
11 プラテン駆動部
20 研磨パッド
21 溝
22 処理面
30 研磨ヘッド
31 研磨ヘッド駆動部
40 ドレッサ
41 ドレッサ駆動部
50 レーザ変位計
60 スラリー供給ノズル
61 スラリー供給部
70 洗浄水供給ノズル
71 洗浄水供給部
80 気体噴射ノズル
81 気体供給部
90 報知部
100 制御部
110 CPU
120 主記憶装置
130 補助記憶装置
131 シーケンスプログラム
140 インターフェース
Claims (11)
- 半導体基板を保持可能な研磨ヘッドと、
前記研磨ヘッドに保持された前記半導体基板に当接される処理面に、溝を有する研磨パッドと、
前記研磨パッドを保持した状態で前記処理面と交差する方向に沿った軸を回転軸として回転可能なプラテンと、
前記処理面の、前記プラテンの回転軸を中心とする円の周に沿った所定部位の高さ位置を示す計測値を出力する計測部と、
前記計測部の計測値から前記溝の深さを導出する導出部と、
気体を噴射する噴射口が前記計測部の近傍に配置された気体噴射ノズルと、
前記処理面に研磨材を供給する供給ノズルと、
を含み、
前記計測部は、前記気体噴射ノズルの前記噴射口から噴射された気体によって前記処理面上の残留物が除去された後であり、前記処理面に前記研磨材が供給される前の前記処理面の計測値を出力する
半導体製造装置。 - 前記研磨ヘッドと前記計測部とは、前記プラテンの回転軸を中心とする円の同一円周上に配置されている
請求項1に記載の半導体製造装置。 - 前記研磨ヘッドに対して、前記プラテンの回転軸を中心とする円の同一円周上に配置され、前記処理面のコンディショニングを行うドレッサを更に含む
請求項1または請求項2に記載の半導体製造装置。 - 前記噴射口が、前記計測部に対して前記プラテンの回転方向における上流側に配置されている
請求項1から請求項3のいずれか1項に記載の半導体製造装置。 - 前記計測部は、レーザ変位計を含んで構成されている
請求項1から請求項4のいずれか1項に記載の半導体製造装置。 - 前記計測部による計測が行われた後に、前記研磨ヘッドに保持された前記半導体基板を前記処理面に当接させて前記半導体基板の研磨処理を行う
請求項1から請求項5のいずれか1項に記載の半導体製造装置。 - 前記導出部によって導出された前記溝の深さが、所定の深さ以下である場合に、所定の報知動作を行う報知部を更に含む
請求項1から請求項6のいずれか1項に記載の半導体製造装置。 - 溝を有する研磨パッドの処理面に気体を噴射して、前記処理面上の残留物を除去する工程と、
前記処理面に前記気体を噴射した後に、前記溝の深さを計測する計測工程と、
前記溝の深さを計測した後に、前記処理面に研磨材を供給し、前記処理面と交差する方向に沿った軸を回転軸として回転させた状態の前記処理面に、半導体基板を当接させて前記半導体基板を研磨する研磨工程と、
前記処理面に洗浄水を供給して前記処理面を洗浄する洗浄工程と、
を含む半導体基板の研磨方法。 - 前記計測工程において、固定設置されたレーザ変位計を用いて、前記処理面を回転させた状態で前記溝の深さを計測する
請求項8に記載の研磨方法。 - 前記処理面のコンディショニングを行う工程を更に含む
請求項8又は請求項9に記載の研磨方法。 - 前記計測工程において計測された前記溝の深さが、所定の深さ以下である場合に、所定の報知動作を行う
請求項8から請求項10のいずれか1項に記載の研磨方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017159575A JP6948878B2 (ja) | 2017-08-22 | 2017-08-22 | 半導体製造装置及び半導体基板の研磨方法 |
US16/103,250 US10892165B2 (en) | 2017-08-22 | 2018-08-14 | Semiconductor manufacturing device and method of polishing semiconductor substrate |
CN201810953311.8A CN109420938B (zh) | 2017-08-22 | 2018-08-21 | 半导体制造装置以及半导体基板的研磨方法 |
US17/111,661 US11894235B2 (en) | 2017-08-22 | 2020-12-04 | Semiconductor manufacturing device and method of polishing semiconductor substrate |
Applications Claiming Priority (1)
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JP2017159575A JP6948878B2 (ja) | 2017-08-22 | 2017-08-22 | 半導体製造装置及び半導体基板の研磨方法 |
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JP2019040918A JP2019040918A (ja) | 2019-03-14 |
JP6948878B2 true JP6948878B2 (ja) | 2021-10-13 |
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Country Status (3)
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US (2) | US10892165B2 (ja) |
JP (1) | JP6948878B2 (ja) |
CN (1) | CN109420938B (ja) |
Families Citing this family (10)
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TWI837213B (zh) * | 2018-11-21 | 2024-04-01 | 美商應用材料股份有限公司 | 拋光系統、載具頭組件及拋光基板的方法 |
KR102667773B1 (ko) * | 2019-03-28 | 2024-05-23 | 삼성전자주식회사 | 연마 모듈 |
TWI695754B (zh) * | 2019-08-13 | 2020-06-11 | 大量科技股份有限公司 | 拋光墊即時整修方法 |
CN112975749A (zh) * | 2019-12-17 | 2021-06-18 | 大量科技股份有限公司 | 抛光垫即时整修方法 |
CN113070809B (zh) * | 2019-12-17 | 2022-07-05 | 大量科技股份有限公司 | 化学机械研磨装置的研磨垫检测方法与研磨垫检测装置 |
JP7460272B2 (ja) * | 2020-01-16 | 2024-04-02 | 株式会社ディスコ | 加工装置 |
JP7394741B2 (ja) * | 2020-12-15 | 2023-12-08 | 株式会社ノリタケカンパニーリミテド | Cmp研磨管理システム |
JP7349975B2 (ja) * | 2020-12-15 | 2023-09-25 | 株式会社ノリタケカンパニーリミテド | Cmp研磨装置 |
CN114649245B (zh) * | 2022-05-19 | 2022-09-09 | 西安奕斯伟材料科技有限公司 | 一种用于承载和清洁硅片的装置 |
JP2024077404A (ja) * | 2022-11-28 | 2024-06-07 | 株式会社Sumco | ワークの片面研磨装置、ワークの片面研磨方法、シリコンウェーハの製造方法 |
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2017
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2018
- 2018-08-14 US US16/103,250 patent/US10892165B2/en active Active
- 2018-08-21 CN CN201810953311.8A patent/CN109420938B/zh active Active
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Also Published As
Publication number | Publication date |
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CN109420938B (zh) | 2022-12-13 |
CN109420938A (zh) | 2019-03-05 |
US10892165B2 (en) | 2021-01-12 |
JP2019040918A (ja) | 2019-03-14 |
US20210090894A1 (en) | 2021-03-25 |
US20190067026A1 (en) | 2019-02-28 |
US11894235B2 (en) | 2024-02-06 |
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