JP2010521821A - 予測的パルストリガーの使用によるリンク加工における精度の向上 - Google Patents
予測的パルストリガーの使用によるリンク加工における精度の向上 Download PDFInfo
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- JP2010521821A JP2010521821A JP2009553779A JP2009553779A JP2010521821A JP 2010521821 A JP2010521821 A JP 2010521821A JP 2009553779 A JP2009553779 A JP 2009553779A JP 2009553779 A JP2009553779 A JP 2009553779A JP 2010521821 A JP2010521821 A JP 2010521821A
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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
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
- B23K26/0648—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising lenses
-
- 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
- B23K26/034—Observing the temperature of the 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
- B23K26/02—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
- B23K26/0344—Observing the speed of the 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
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/04—Automatically aligning, aiming or focusing the laser beam, e.g. using the back-scattered light
-
- 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
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/062—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam
- B23K26/0622—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses
-
- 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
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
- B23K26/0643—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising mirrors
-
- 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
-
- 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
- B23K26/40—Removing material taking account of the properties of the material involved
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
- B23K2101/40—Semiconductor 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/50—Inorganic material, e.g. metals, not provided for in B23K2103/02 – B23K2103/26
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Electromagnetism (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
- Laser Beam Processing (AREA)
- Drying Of Semiconductors (AREA)
- Testing Or Measuring Of Semiconductors Or The Like (AREA)
Abstract
【選択図】図5
Description
(C) 2008 Electro Scientific Industries, Inc. 本特許文献の開示の一部分は、著作権保護の対象である資料を含んでいる。本著作権所有者は、特許商標庁の特許包袋または記録に現れるように何人が本特許文献または特許開示をファクシミリ再生することに対して異議はないが、そうではない場合、何であれ、37 CFR§1.71(d)に従って全ての著作権を留保する。
Claims (14)
- ターゲット試料の加工のために案内されるレーザパルスを正確にトリガーする方法において、
前記レーザパルスは、ビーム軸に沿って伝播し、前記ターゲット試料は、支持体に取り付けられ、前記ビーム軸と前記支持体は互いに相対的に移動し、指定位置に入射するレーザパルスによって前記ターゲット試料の前記指定位置を加工する方法であって:
時間軸上(time-displaced)の測定間隔毎に、前記ビーム軸と前記支持体との間の対応する相対位置を決定する処理と、
前記ビーム軸と前記支持体間の相対位置に対応する、前記ビーム軸と前記支持体間の相対運動の速度を選択する処理と、
時間軸上の連続する測定間隔の間で、前記支持体に対する前記ビーム軸の中間位置を予測する処理と、
前記選択された速度と前記予測された中間位置に応じて、レーザパルスをトリガーし、指定のターゲット試料位置を加工する処理と、
を含む方法。 - 前記選択された速度は、前記ビーム軸と前記支持体との間の前記相対位置の1つに対応する測定された速度値を含む、請求項1に記載の方法。
- 前記選択された速度は、前記ビーム軸と前記支持体との前記相対運動について指令された設定速度を含む、請求項1に記載の方法。
- 前記選択された速度は、前記ビーム軸と前記支持体との前記相対運動に基づく推定値を含む、請求項1に記載の方法。
- 時間間隔毎に決定される前記対応する相対位置は、干渉計によって提供される、請求項1に記載の方法。
- 時間間隔毎に決定される前記対応する相対位置は、エンコーダによって提供される、請求項1に記載の方法。
- 前記支持体に対する前記ビーム軸の中間位置の予測は、カルマンフィルターを利用する、請求項1に記載の方法。
- 前記トリガー時刻の計算は、リンクプロセッシング(LIP)回路ボードを利用する、請求項1に記載の方法。
- 中間位置の前記予測は、前記選択された速度を使用し、前記時間軸上の測定間隔より短い時間間隔で、増分位置の値を計算することを含む、請求項1に記載の方法。
- 前記選択された速度に対応する前記相対位置は、時間軸上の以前の測定間隔の幾つかに対応する相対位置から得られる、請求項1に記載の方法。
- 前記支持体は、ステージを含む、請求項1に記載の方法。
- 前記ターゲット試料は、導電性リンク構造物が作られている半導体ウエハを含む、請求項1に記載の方法。
- 計算されたトリガー時刻で、前記指定のターゲット試料に入射する前記レーザパルスの作動をトリガーする処理をさらに含む、請求項1に記載の方法。
- 前記予測された中間位置が所望のトリガー位置とほぼ等しいとき、前記指定のターゲット試料位置に入射する前記レーザパルスの作動をトリガーする処理をさらに含む、請求項1に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/687,578 US8278595B2 (en) | 2007-03-16 | 2007-03-16 | Use of predictive pulse triggering to improve accuracy in link processing |
PCT/US2008/056854 WO2008115761A1 (en) | 2007-03-16 | 2008-03-13 | Use of predictive pulse triggering to improve accuracy in link processing |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012278781A Division JP5583199B2 (ja) | 2007-03-16 | 2012-12-21 | 予測的パルストリガーの使用によるリンク加工における精度の向上 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2010521821A true JP2010521821A (ja) | 2010-06-24 |
Family
ID=39761597
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009553779A Pending JP2010521821A (ja) | 2007-03-16 | 2008-03-13 | 予測的パルストリガーの使用によるリンク加工における精度の向上 |
JP2012278781A Expired - Fee Related JP5583199B2 (ja) | 2007-03-16 | 2012-12-21 | 予測的パルストリガーの使用によるリンク加工における精度の向上 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
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JP2012278781A Expired - Fee Related JP5583199B2 (ja) | 2007-03-16 | 2012-12-21 | 予測的パルストリガーの使用によるリンク加工における精度の向上 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8278595B2 (ja) |
JP (2) | JP2010521821A (ja) |
KR (1) | KR101459531B1 (ja) |
CN (1) | CN101682165B (ja) |
TW (1) | TWI426670B (ja) |
WO (1) | WO2008115761A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US8426768B2 (en) * | 2008-02-20 | 2013-04-23 | Aerotech, Inc. | Position-based laser triggering for scanner |
CA2796369A1 (en) * | 2010-04-13 | 2011-10-20 | National Research Council Of Canada | Laser processing control method |
US10836375B2 (en) | 2013-02-08 | 2020-11-17 | Cummins Electrified Power Na Inc. | Powertrain configurations for single-motor, two-clutch hybrid electric vehicles |
US9421856B2 (en) | 2013-02-08 | 2016-08-23 | Efficient Drivetrains Inc. | Powertrain configurations for two-motor, two-clutch hybrid electric vehicles |
DE102018205270A1 (de) * | 2018-04-09 | 2019-10-10 | Scanlab Gmbh | Laserstrahlpositioniersystem, Laserbearbeitungsvorrichtung und Steuerungsverfahren |
CN115420437B (zh) * | 2022-11-07 | 2023-02-21 | 南京邮电大学 | 基于深度学习的超声测漏装置 |
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2007
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-
2008
- 2008-03-13 JP JP2009553779A patent/JP2010521821A/ja active Pending
- 2008-03-13 KR KR1020097019378A patent/KR101459531B1/ko not_active IP Right Cessation
- 2008-03-13 CN CN2008800122425A patent/CN101682165B/zh not_active Expired - Fee Related
- 2008-03-13 WO PCT/US2008/056854 patent/WO2008115761A1/en active Application Filing
- 2008-03-14 TW TW097109054A patent/TWI426670B/zh not_active IP Right Cessation
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2012
- 2012-12-21 JP JP2012278781A patent/JP5583199B2/ja not_active Expired - Fee Related
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JPH10340960A (ja) * | 1997-04-10 | 1998-12-22 | Hitachi Ltd | 半導体装置および混成半導体装置並びに半導体装置の製造方法 |
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Also Published As
Publication number | Publication date |
---|---|
JP5583199B2 (ja) | 2014-09-03 |
JP2013099784A (ja) | 2013-05-23 |
TW200903933A (en) | 2009-01-16 |
KR101459531B1 (ko) | 2014-11-10 |
US20080223837A1 (en) | 2008-09-18 |
CN101682165B (zh) | 2013-01-23 |
CN101682165A (zh) | 2010-03-24 |
TWI426670B (zh) | 2014-02-11 |
WO2008115761A1 (en) | 2008-09-25 |
US8278595B2 (en) | 2012-10-02 |
KR20090121343A (ko) | 2009-11-25 |
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