JP7289592B2 - 検査用基板及び検査方法 - Google Patents
検査用基板及び検査方法 Download PDFInfo
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- JP7289592B2 JP7289592B2 JP2019059005A JP2019059005A JP7289592B2 JP 7289592 B2 JP7289592 B2 JP 7289592B2 JP 2019059005 A JP2019059005 A JP 2019059005A JP 2019059005 A JP2019059005 A JP 2019059005A JP 7289592 B2 JP7289592 B2 JP 7289592B2
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
- H01L22/30—Structural arrangements specially adapted for testing or measuring during manufacture or treatment, or specially adapted for reliability measurements
-
- 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
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
- B23K26/705—Beam measuring device
-
- 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
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/03—Observing, e.g. monitoring, the workpiece
- B23K26/032—Observing, e.g. monitoring, the workpiece using optical means
-
- 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
-
- 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
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
- B23K26/707—Auxiliary equipment for monitoring laser beam transmission optics
-
- 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
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
- H01L22/10—Measuring as part of the manufacturing process
- H01L22/12—Measuring as part of the manufacturing process for structural parameters, e.g. thickness, line width, refractive index, temperature, warp, bond strength, defects, optical inspection, electrical measurement of structural dimensions, metallurgic measurement of diffusions
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
- H01L22/30—Structural arrangements specially adapted for testing or measuring during manufacture or treatment, or specially adapted for reliability measurements
- H01L22/32—Additional lead-in metallisation on a device or substrate, e.g. additional pads or pad portions, lines in the scribe line, sacrificed conductors
-
- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/50—Inorganic material, e.g. metals, not provided for in B23K2103/02 – B23K2103/26
- B23K2103/56—Inorganic material, e.g. metals, not provided for in B23K2103/02 – B23K2103/26 semiconducting
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Testing Or Measuring Of Semiconductors Or The Like (AREA)
- Dicing (AREA)
- Laser Beam Processing (AREA)
Description
パルスの繰り返し周波数 :90kHz
平均出力 :1.9W
スポット径 :10μmから20μm
加工送り速度 :700mm/s
10 レーザー加工装置
11 検査用基板
11a 表面(他方の面)
11b 裏面(一方の面)
11c ノッチ
11d 改質層
11e クラック
12 チャックテーブル
12a 保持面
13,13-1,13-2 ストリート
14 クランプユニット
15a デバイス
15b 検査用エリア
15A デバイス領域
15B 外周余剰領域
16 加工ヘッド
17 ダイシングテープ
19 環状フレーム
23 検査用配線
23a 第1の検査用配線
23b 第2の検査用配線
23c 第3の検査用配線
23d 第4の検査用配線
23e 第5の検査用配線
25 電極パッド
25a 第1の電極パッド
25b 第2の電極パッド
25c 第3の電極パッド
25d 第4の電極パッド
25e 第5の電極パッド
27 変質領域
A 第1方向
B 第2方向
C 領域
D 漏れ光
E 移動方向
L レーザービーム
Claims (3)
- レーザービームの漏れ光を検査するための検査用基板であって、
該検査用基板を透過する波長を有する該レーザービームが照射される一方の面と、
該一方の面とは反対側の他方の面と、
該他方の面に設定されたストリートと、
該他方の面で、各々が該ストリートに沿って該ストリートから異なる距離に配置された複数の第1の検査用配線と、
該他方の面で該複数の第1の検査用配線の各々に2つ以上設けられ、該複数の第1の検査用配線の各々で該ストリートに沿う方向に離れて配置されている複数の第1の電極パッドと、を備えることを特徴とする検査用基板。 - 該他方の面で該複数の第1の検査用配線から該ストリートに沿って離れており、且つ、各々が該ストリートに沿って該ストリートから異なる距離に配置された複数の第2の検査用配線を更に備えることを特徴とする請求項1記載の検査用基板。
- 検査用基板を用いてレーザービームの漏れ光を検査する検査方法であって、
該検査用基板は、
該検査用基板を透過する波長を有する該レーザービームが照射される一方の面と、
該一方の面とは反対側の他方の面と、
該他方の面に設定されたストリートと、
該他方の面で、各々が該ストリートに沿って該ストリートから異なる距離に配置された複数の第1の検査用配線と、
該他方の面で該複数の第1の検査用配線の各々に2つ以上設けられ、該複数の第1の検査用配線の各々で該ストリートに沿う方向に離れて配置されている複数の第1の電極パッドと、を備え、
該検査方法は、
チャックテーブルで該検査用基板の該他方の面側を保持する保持ステップと、
該検査用基板の該一方の面側から、該ストリートに沿って該レーザービームを照射し、該検査用基板の内部に該ストリートに沿って改質層を形成するレーザー加工ステップと、
該レーザー加工ステップの後、該複数の第1の検査用配線の各々に設けられている該複数の第1の電極パッドにプローブを接触させ、該複数の第1の検査用配線の断線を確認することで該漏れ光の有無を確認する、漏れ光確認ステップと、を備えることを特徴とする検査方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019059005A JP7289592B2 (ja) | 2019-03-26 | 2019-03-26 | 検査用基板及び検査方法 |
KR1020200024332A KR20200115118A (ko) | 2019-03-26 | 2020-02-27 | 검사용 기판 및 검사 방법 |
SG10202002175VA SG10202002175VA (en) | 2019-03-26 | 2020-03-10 | Inspection substrate and inspecting method |
CN202010185530.3A CN111745313B (zh) | 2019-03-26 | 2020-03-17 | 检查用基板和检查方法 |
TW109109695A TW202036694A (zh) | 2019-03-26 | 2020-03-23 | 檢查用基板以及檢查方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019059005A JP7289592B2 (ja) | 2019-03-26 | 2019-03-26 | 検査用基板及び検査方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020157335A JP2020157335A (ja) | 2020-10-01 |
JP7289592B2 true JP7289592B2 (ja) | 2023-06-12 |
Family
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JP2019059005A Active JP7289592B2 (ja) | 2019-03-26 | 2019-03-26 | 検査用基板及び検査方法 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP7289592B2 (ja) |
KR (1) | KR20200115118A (ja) |
CN (1) | CN111745313B (ja) |
SG (1) | SG10202002175VA (ja) |
TW (1) | TW202036694A (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113894415A (zh) * | 2021-11-01 | 2022-01-07 | 大族激光科技产业集团股份有限公司 | 防漏光金属中框及其加工方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003340581A (ja) | 2002-05-24 | 2003-12-02 | Koike Sanso Kogyo Co Ltd | レーザ加工装置及びレーザ光の軸ズレ検知部材 |
JP2011249478A (ja) | 2010-05-25 | 2011-12-08 | Rohm Co Ltd | 半導体装置およびその製造方法ならびに半導体ウエハ |
JP2014033116A (ja) | 2012-08-03 | 2014-02-20 | Disco Abrasive Syst Ltd | ウエーハの加工方法 |
JP2017037912A (ja) | 2015-08-07 | 2017-02-16 | 株式会社ディスコ | 検査用ウエーハおよび検査用ウエーハの使用方法 |
JP2018064049A (ja) | 2016-10-14 | 2018-04-19 | 株式会社ディスコ | 検査用ウエーハ及び検査用ウエーハの使用方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04155937A (ja) * | 1990-10-19 | 1992-05-28 | Fujitsu Ltd | レーザ光のオーバーパワーモニタ方法 |
JPH07301648A (ja) * | 1994-05-06 | 1995-11-14 | Mitsubishi Electric Corp | 基板検査装置および基板検査方法 |
JP2001203139A (ja) * | 2000-01-19 | 2001-07-27 | Hitachi Ltd | 半導体装置の製造方法 |
JP2002246339A (ja) * | 2000-11-15 | 2002-08-30 | Hitachi Ltd | 半導体装置の製造方法 |
JP2008109015A (ja) * | 2006-10-27 | 2008-05-08 | Disco Abrasive Syst Ltd | ウエーハの分割方法および分割装置 |
JP6706814B2 (ja) * | 2016-03-30 | 2020-06-10 | パナソニックIpマネジメント株式会社 | 光検出装置および光検出システム |
JP6721420B2 (ja) | 2016-06-02 | 2020-07-15 | 株式会社ディスコ | 漏れ光検出方法 |
-
2019
- 2019-03-26 JP JP2019059005A patent/JP7289592B2/ja active Active
-
2020
- 2020-02-27 KR KR1020200024332A patent/KR20200115118A/ko unknown
- 2020-03-10 SG SG10202002175VA patent/SG10202002175VA/en unknown
- 2020-03-17 CN CN202010185530.3A patent/CN111745313B/zh active Active
- 2020-03-23 TW TW109109695A patent/TW202036694A/zh unknown
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003340581A (ja) | 2002-05-24 | 2003-12-02 | Koike Sanso Kogyo Co Ltd | レーザ加工装置及びレーザ光の軸ズレ検知部材 |
JP2011249478A (ja) | 2010-05-25 | 2011-12-08 | Rohm Co Ltd | 半導体装置およびその製造方法ならびに半導体ウエハ |
JP2014033116A (ja) | 2012-08-03 | 2014-02-20 | Disco Abrasive Syst Ltd | ウエーハの加工方法 |
JP2017037912A (ja) | 2015-08-07 | 2017-02-16 | 株式会社ディスコ | 検査用ウエーハおよび検査用ウエーハの使用方法 |
JP2018064049A (ja) | 2016-10-14 | 2018-04-19 | 株式会社ディスコ | 検査用ウエーハ及び検査用ウエーハの使用方法 |
Also Published As
Publication number | Publication date |
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SG10202002175VA (en) | 2020-10-29 |
CN111745313B (zh) | 2024-05-07 |
KR20200115118A (ko) | 2020-10-07 |
CN111745313A (zh) | 2020-10-09 |
TW202036694A (zh) | 2020-10-01 |
JP2020157335A (ja) | 2020-10-01 |
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