JP7433725B2 - チップの製造方法 - Google Patents
チップの製造方法 Download PDFInfo
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- JP7433725B2 JP7433725B2 JP2020110547A JP2020110547A JP7433725B2 JP 7433725 B2 JP7433725 B2 JP 7433725B2 JP 2020110547 A JP2020110547 A JP 2020110547A JP 2020110547 A JP2020110547 A JP 2020110547A JP 7433725 B2 JP7433725 B2 JP 7433725B2
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- Prior art keywords
- wafer
- streets
- functional layer
- dividing
- laser beam
- Prior art date
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- 238000004519 manufacturing process Methods 0.000 title claims description 20
- 239000002346 layers by function Substances 0.000 claims description 70
- 239000010410 layer Substances 0.000 claims description 39
- 239000000758 substrate Substances 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 16
- 230000001678 irradiating effect Effects 0.000 claims description 7
- 235000012431 wafers Nutrition 0.000 description 84
- 239000002390 adhesive tape Substances 0.000 description 14
- 239000004065 semiconductor Substances 0.000 description 11
- 238000005452 bending Methods 0.000 description 10
- 238000000926 separation method Methods 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 238000003384 imaging method Methods 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 229910009372 YVO4 Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000015654 memory Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000000608 laser ablation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- B23K26/50—Working by transmitting the laser beam through or within the workpiece
- B23K26/53—Working by transmitting the laser beam through or within the workpiece for modifying or reforming the material inside the workpiece, e.g. for producing break initiation cracks
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Optics & Photonics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical & Material Sciences (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Dicing (AREA)
- Laser Beam Processing (AREA)
Description
13 :裏面
15 :基板
17 :表面
19 :機能層
21 :ストリート
23 :領域(半導体デバイス)
25 :レーザー加工溝
27 :改質層
10 :チャックテーブル
12 :レーザー加工ユニット
14 :撮像ユニット
16 :フレーム
18 :粘着テープ
20 :チャックテーブル
22 :レーザー照射ユニット
26 :粘着テープ
28 :チャックテーブル
30 :研削ユニット
32 :軸心
34 :軸心
36 :研削砥石
38 :エキスパンドテープ
40 :ドラム
42 :支持ユニット
44 :支持台
46 :クランプ
48 :ロッド
50 :フレーム
Claims (4)
- 基板の表面に機能層が形成され、格子状に配列された複数のストリートによって区画された複数の領域のそれぞれにデバイスが形成されたウエーハを、該複数のストリートに沿って分割してチップを形成するチップの製造方法であって、
該ウエーハの表面側に形成された該機能層のうち該複数のストリートの交差点位置を含む概略十文字の領域のみを分断する機能層分断ステップと、
該ウエーハの該基板を透過する波長のレーザービームを該ウエーハの裏面側から該複数のストリートに沿って照射し、該基板に改質層を形成する改質層形成ステップと、
該機能層分断ステップおよび該改質層形成ステップの後、該ウエーハに対して外力を付与し、該ウエーハを該複数のストリートに沿って個々のチップに分割する分割ステップと、
を含む、チップの製造方法。 - 該機能層分断ステップは、該ウエーハに形成された該複数のストリートに対して該ウエーハの表面側から該ウエーハによって吸収される波長のレーザービームを照射し、該機能層の厚さより深いレーザー加工溝を形成する、請求項1に記載のチップの製造方法。
- 該機能層分断ステップは、該ウエーハに形成された該複数のストリートに対してスクライブ加工を施し、該機能層の厚さより深いスクライブ加工溝を形成する、請求項1に記載のチップの製造方法。
- 該分割ステップは、
該ウエーハの裏面側から研削ユニットにより該ウエーハを研削し、チップの仕上げ厚みへと薄化するとともに、該ウエーハを個々のチップへと分割する裏面研削ステップである、請求項1乃至3のいずれかに記載のチップの製造方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020110547A JP7433725B2 (ja) | 2020-06-26 | 2020-06-26 | チップの製造方法 |
KR1020210073019A KR20220000812A (ko) | 2020-06-26 | 2021-06-04 | 칩의 제조 방법 |
TW110122679A TW202201510A (zh) | 2020-06-26 | 2021-06-22 | 晶片之製造方法 |
CN202110696837.4A CN113851423A (zh) | 2020-06-26 | 2021-06-23 | 芯片的制造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020110547A JP7433725B2 (ja) | 2020-06-26 | 2020-06-26 | チップの製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022007520A JP2022007520A (ja) | 2022-01-13 |
JP7433725B2 true JP7433725B2 (ja) | 2024-02-20 |
Family
ID=78975082
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020110547A Active JP7433725B2 (ja) | 2020-06-26 | 2020-06-26 | チップの製造方法 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP7433725B2 (ja) |
KR (1) | KR20220000812A (ja) |
CN (1) | CN113851423A (ja) |
TW (1) | TW202201510A (ja) |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004165227A (ja) | 2002-11-08 | 2004-06-10 | Toyoda Gosei Co Ltd | Iii族窒化物系化合物半導体素子の製造方法 |
JP2004259846A (ja) | 2003-02-25 | 2004-09-16 | Ogura Jewel Ind Co Ltd | 基板上形成素子の分離方法 |
JP2007149820A (ja) | 2005-11-25 | 2007-06-14 | Disco Abrasive Syst Ltd | ウエーハのレーザー加工方法 |
JP2011165767A (ja) | 2010-02-05 | 2011-08-25 | Disco Abrasive Syst Ltd | 光デバイスウエーハの加工方法 |
JP2012089709A (ja) | 2010-10-20 | 2012-05-10 | Disco Abrasive Syst Ltd | ワークの分割方法 |
JP2015133435A (ja) | 2014-01-15 | 2015-07-23 | 株式会社ディスコ | ウエーハの加工方法 |
JP2015146406A (ja) | 2014-02-04 | 2015-08-13 | 住友電気工業株式会社 | 縦型電子デバイスの製造方法および縦型電子デバイス |
JP2016187014A (ja) | 2015-03-27 | 2016-10-27 | 株式会社ディスコ | ウエーハの加工方法 |
JP2018006653A (ja) | 2016-07-06 | 2018-01-11 | 株式会社ディスコ | 半導体デバイスチップの製造方法 |
JP2020021791A (ja) | 2018-07-31 | 2020-02-06 | 株式会社ディスコ | ウエーハの加工方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004111428A (ja) | 2002-09-13 | 2004-04-08 | Tokyo Seimitsu Co Ltd | チップ製造方法 |
JP2007173475A (ja) | 2005-12-21 | 2007-07-05 | Disco Abrasive Syst Ltd | ウエーハの分割方法 |
-
2020
- 2020-06-26 JP JP2020110547A patent/JP7433725B2/ja active Active
-
2021
- 2021-06-04 KR KR1020210073019A patent/KR20220000812A/ko active Search and Examination
- 2021-06-22 TW TW110122679A patent/TW202201510A/zh unknown
- 2021-06-23 CN CN202110696837.4A patent/CN113851423A/zh active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004165227A (ja) | 2002-11-08 | 2004-06-10 | Toyoda Gosei Co Ltd | Iii族窒化物系化合物半導体素子の製造方法 |
JP2004259846A (ja) | 2003-02-25 | 2004-09-16 | Ogura Jewel Ind Co Ltd | 基板上形成素子の分離方法 |
JP2007149820A (ja) | 2005-11-25 | 2007-06-14 | Disco Abrasive Syst Ltd | ウエーハのレーザー加工方法 |
JP2011165767A (ja) | 2010-02-05 | 2011-08-25 | Disco Abrasive Syst Ltd | 光デバイスウエーハの加工方法 |
JP2012089709A (ja) | 2010-10-20 | 2012-05-10 | Disco Abrasive Syst Ltd | ワークの分割方法 |
JP2015133435A (ja) | 2014-01-15 | 2015-07-23 | 株式会社ディスコ | ウエーハの加工方法 |
JP2015146406A (ja) | 2014-02-04 | 2015-08-13 | 住友電気工業株式会社 | 縦型電子デバイスの製造方法および縦型電子デバイス |
JP2016187014A (ja) | 2015-03-27 | 2016-10-27 | 株式会社ディスコ | ウエーハの加工方法 |
JP2018006653A (ja) | 2016-07-06 | 2018-01-11 | 株式会社ディスコ | 半導体デバイスチップの製造方法 |
JP2020021791A (ja) | 2018-07-31 | 2020-02-06 | 株式会社ディスコ | ウエーハの加工方法 |
Also Published As
Publication number | Publication date |
---|---|
CN113851423A (zh) | 2021-12-28 |
KR20220000812A (ko) | 2022-01-04 |
TW202201510A (zh) | 2022-01-01 |
JP2022007520A (ja) | 2022-01-13 |
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