JP2009538231A - 超短レーザパルスによるウェハスクライビング - Google Patents
超短レーザパルスによるウェハスクライビング Download PDFInfo
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- JP2009538231A JP2009538231A JP2009512234A JP2009512234A JP2009538231A JP 2009538231 A JP2009538231 A JP 2009538231A JP 2009512234 A JP2009512234 A JP 2009512234A JP 2009512234 A JP2009512234 A JP 2009512234A JP 2009538231 A JP2009538231 A JP 2009538231A
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- 238000002679 ablation Methods 0.000 claims abstract description 44
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 229910052814 silicon oxide Inorganic materials 0.000 description 4
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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
- B23K26/062—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
- B23K26/0624—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses using ultrashort pulses, i.e. pulses of 1ns or less
-
- 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
- H01L21/324—Thermal treatment for modifying the properties of semiconductor bodies, e.g. annealing, sintering
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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
- B23K26/36—Removing material
- B23K26/362—Laser etching
- B23K26/364—Laser etching for making a groove or trench, e.g. for scribing a break initiation groove
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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
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
- B23K26/382—Removing material by boring or cutting by boring
- B23K26/384—Removing material by boring or cutting by boring of specially shaped holes
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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
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
- B23K26/382—Removing material by boring or cutting by boring
- B23K26/386—Removing material by boring or cutting by boring of blind holes
-
- 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
- B23K26/382—Removing material by boring or cutting by boring
- B23K26/389—Removing material by boring or cutting by boring of fluid openings, e.g. nozzles, jets
-
- 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
- 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
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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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
- B23K2101/40—Semiconductor devices
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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
- 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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- Condensed Matter Physics & Semiconductors (AREA)
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- Computer Hardware Design (AREA)
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- Laser Beam Processing (AREA)
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Abstract
【選択図】図2A
Description
Claims (22)
- 基板の上に形成された複数の層を切断する方法であって、前記複数の層の各層は、レーザパルス幅に応じて変化する各々のレーザアブレーション閾値を有し、前記方法では:
複数の層の各層に関して最小レーザアブレーション閾値を決定し;
前記複数の最小レーザアブレーション閾値の中から最大のレーザアブレーション閾値を選択し;
前記選択したレーザアブレーション閾値と該閾値の約10倍の値の間の範囲のフルエンスを有する一つ以上のレーザパルスのビームを生成し;そして
スクライブを行なって、前記複数の層に形成された複数の集積回路の間に、前記複数の層を貫通して前記基板の上側表面に達する加工溝を、形成する、
方法。 - 前記レーザパルスは、約0.1ピコ秒〜約1000ピコ秒の範囲のパルス幅を有する、請求項1記載の方法。
- 前記ビームは、約100kHz〜約100MHzの範囲のパルス繰り返し周波数を有する、請求項1記載の方法。
- 前記レーザパルスのエネルギー/パルスは、約1μJ〜約100μJの範囲である、請求項1記載の方法。
- 前記ビームの平均パワーは、約10ワット〜約50ワットの範囲である、請求項1記載の方法。
- 前記複数の層は約8μm〜約12μmの範囲の合計膜厚を有し、そして前記ビームは、スクライブを約200mm/秒〜約1000mm/秒の範囲の速度で行なって、前記複数の層を貫通する加工溝を形成するように設定される、請求項1記載の方法。
- 更に、前記基板をダイシングソーで前記加工溝の長さに沿って切断する、請求項1記載の方法。
- 前記加工溝は、第1能動素子領域を第2能動素子領域から分離する第1スクライブライン及び第2スクライブラインを構成する、請求項1記載の方法。
- 更に、前記複数の層及び前記基板をダイシングソーで、前記第1スクライブラインと前記第2スクライブラインとの間で切断する、請求項8記載の方法。
- 更に、前記ビームを1回走査することにより前記複数の層及び前記基板を貫通して切断する、請求項1記載の方法。
- 更に、前記ビームを、ほぼ均一な照射分布が得られるように整形する、請求項1記載の方法。
- 前記複数の層の内の少なくとも一つの層は低k誘電体材料を含む、請求項1記載の方法。
- 前記ビームは、前記選択したレーザアブレーション閾値と該閾値の約5倍の値の間の範囲のフルエンスを有する、請求項1記載の方法。
- 請求項1記載の方法によるダイシングによって得られる集積回路。
- 表面又は内部に形成された複数の集積回路を有するウェハをスクライブする方法であって、前記複数の集積回路は一つ以上のストリートによって分離され、前記方法では:
標的材料のレーザアブレーション閾値が最小となるように選択されたパルス幅を有する一つ以上のレーザパルスのビームを生成し;そして
前記標的材料の一部分を、約5.1MHz〜約100MHzの範囲のパルス繰り返し周波数のビームでアブレーション除去する、
方法。 - 前記パルス幅は、約0.1ピコ秒〜約1000ピコ秒の範囲である、請求項15記載の方法。
- 前記レーザパルスのエネルギー/パルスは、約1μJ〜約100μJの範囲である、請求項15記載の方法。
- 前記標的材料は約8μm〜約12μmの範囲の厚さを有し、そして前記ビームは、前記標的材料を約200mm/秒〜約1000mm/秒の範囲の速度で貫通して切断するように設定される、請求項15記載の方法。
- 表面又は内部に形成された複数の集積回路を有するウェハをスクライブする方法であって、前記複数の集積回路は一つ以上のストリートによって分離され、前記方法では:
約0.6ピコ秒〜約190ピコ秒の範囲のパルス幅を有する一つ以上のレーザパルスのビームを生成し;そして
前記標的材料の一部分をビームでアブレーション除去する、
方法。 - 前記ビームは、約100kHz〜約100MHzの範囲のパルス繰り返し周波数を有する、請求項19記載の方法。
- 表面又は内部に形成された複数の集積回路を有するウェハをスクライブする方法であって、前記複数の集積回路は一つ以上のストリートによって分離され、前記方法では:
約210ピコ秒〜約1000ピコ秒の範囲のパルス幅を有する一つ以上のレーザパルスのビームを生成し;そして
前記標的材料の一部分をビームでアブレーション除去する、
方法。 - 前記ビームは、約100kHz〜約100MHzの範囲のパルス繰り返し周波数を有する、請求項21記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/440,792 US8624157B2 (en) | 2006-05-25 | 2006-05-25 | Ultrashort laser pulse wafer scribing |
PCT/US2007/069273 WO2007140149A1 (en) | 2006-05-25 | 2007-05-18 | Ultrashort laser pulse wafer scribing |
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US (2) | US8624157B2 (ja) |
JP (1) | JP2009538231A (ja) |
KR (1) | KR101385675B1 (ja) |
CN (1) | CN101490819B (ja) |
DE (1) | DE112007001280T5 (ja) |
GB (1) | GB2452430A (ja) |
TW (1) | TWI428970B (ja) |
WO (1) | WO2007140149A1 (ja) |
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JP2013524521A (ja) * | 2010-04-02 | 2013-06-17 | エレクトロ サイエンティフィック インダストリーズ インコーポレーテッド | 脆性材料のレーザシンギュレーションのための改良された方法及び装置 |
JP2013197428A (ja) * | 2012-03-22 | 2013-09-30 | Aisin Seiki Co Ltd | 薄膜半導体素子及びその製造方法 |
JP2014014848A (ja) * | 2012-07-10 | 2014-01-30 | Disco Abrasive Syst Ltd | レーザー加工方法 |
US8729427B2 (en) | 2009-03-27 | 2014-05-20 | Electro Scientific Industries, Inc. | Minimizing thermal effect during material removal using a laser |
KR20140147137A (ko) * | 2012-04-16 | 2014-12-29 | 코닌클리케 필립스 엔.브이. | W-메사 스트리트를 형성하기 위한 방법 및 장치 |
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JP2015170675A (ja) * | 2014-03-06 | 2015-09-28 | 株式会社ディスコ | 板状物の加工方法 |
WO2016113948A1 (ja) * | 2015-01-13 | 2016-07-21 | コニカミノルタ株式会社 | 電子デバイスの製造方法と製造装置 |
JP2016536148A (ja) * | 2013-09-20 | 2016-11-24 | エシロール アテルナジオナール カンパニー ジェネラーレ デ オプティックEssilor International Compagnie Generale D’ Optique | 波長及び1パルス当たりの選択されるエネルギーのパルスレーザを用いて眼科用レンズをマーキングする装置及び方法 |
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US8624157B2 (en) | 2006-05-25 | 2014-01-07 | Electro Scientific Industries, Inc. | Ultrashort laser pulse wafer scribing |
US20070272666A1 (en) * | 2006-05-25 | 2007-11-29 | O'brien James N | Infrared laser wafer scribing using short pulses |
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JP2009142832A (ja) * | 2007-12-12 | 2009-07-02 | Disco Abrasive Syst Ltd | レーザー加工装置 |
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US20100078064A1 (en) * | 2008-09-29 | 2010-04-01 | Thinsilicion Corporation | Monolithically-integrated solar module |
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US8309885B2 (en) * | 2009-01-15 | 2012-11-13 | Electro Scientific Industries, Inc. | Pulse temporal programmable ultrafast burst mode laser for micromachining |
JP2010188396A (ja) * | 2009-02-19 | 2010-09-02 | Hitachi High-Technologies Corp | レーザ加工方法、レーザ加工装置及びソーラパネル製造方法 |
JP5328406B2 (ja) * | 2009-02-19 | 2013-10-30 | 株式会社日立ハイテクノロジーズ | レーザ加工方法、レーザ加工装置及びソーラパネル製造方法 |
US10307862B2 (en) | 2009-03-27 | 2019-06-04 | Electro Scientific Industries, Inc | Laser micromachining with tailored bursts of short laser pulses |
US8609512B2 (en) * | 2009-03-27 | 2013-12-17 | Electro Scientific Industries, Inc. | Method for laser singulation of chip scale packages on glass substrates |
JP2010251428A (ja) * | 2009-04-13 | 2010-11-04 | Mitsubishi Heavy Ind Ltd | 光電変換装置の製造方法、光電変換装置の製造装置、及び光電変換装置 |
JP5473414B2 (ja) * | 2009-06-10 | 2014-04-16 | 株式会社ディスコ | レーザ加工装置 |
US9044829B2 (en) * | 2009-11-09 | 2015-06-02 | Nlight Photonics Corporation | Fiber laser systems for cold ablation |
US20130256286A1 (en) * | 2009-12-07 | 2013-10-03 | Ipg Microsystems Llc | Laser processing using an astigmatic elongated beam spot and using ultrashort pulses and/or longer wavelengths |
KR20120098869A (ko) * | 2009-12-07 | 2012-09-05 | 제이피 서셀 어소시에트, 인코퍼레이티드 | 레이저 가공과 스크라이빙 시스템 및 방법 |
JP2011161491A (ja) * | 2010-02-10 | 2011-08-25 | Disco Abrasive Syst Ltd | レーザー加工装置 |
JP5693705B2 (ja) | 2010-03-30 | 2015-04-01 | イムラ アメリカ インコーポレイテッド | レーザベースの材料加工装置及び方法 |
US8389895B2 (en) * | 2010-06-25 | 2013-03-05 | Electro Scientifix Industries, Inc. | Method and apparatus for reliably laser marking articles |
US20120074109A1 (en) * | 2010-09-29 | 2012-03-29 | General Electric Company | Method and system for scribing a multilayer panel |
US8048778B1 (en) * | 2010-12-10 | 2011-11-01 | Taiwan Semiconductor Manufacturing Company, Ltd. | Methods of dicing a semiconductor structure |
US8411716B2 (en) | 2011-01-26 | 2013-04-02 | Institut National D'optique | Circuit assembly for controlling an optical system to generate optical pulses and pulse bursts |
US8735772B2 (en) * | 2011-02-20 | 2014-05-27 | Electro Scientific Industries, Inc. | Method and apparatus for improved laser scribing of opto-electric devices |
US8648277B2 (en) | 2011-03-31 | 2014-02-11 | Electro Scientific Industries, Inc. | Laser direct ablation with picosecond laser pulses at high pulse repetition frequencies |
US9129904B2 (en) * | 2011-06-15 | 2015-09-08 | Applied Materials, Inc. | Wafer dicing using pulse train laser with multiple-pulse bursts and plasma etch |
US8361828B1 (en) | 2011-08-31 | 2013-01-29 | Alta Devices, Inc. | Aligned frontside backside laser dicing of semiconductor films |
US8728849B1 (en) | 2011-08-31 | 2014-05-20 | Alta Devices, Inc. | Laser cutting through two dissimilar materials separated by a metal foil |
US8399281B1 (en) | 2011-08-31 | 2013-03-19 | Alta Devices, Inc. | Two beam backside laser dicing of semiconductor films |
US8728933B1 (en) | 2011-08-31 | 2014-05-20 | Alta Devices, Inc. | Laser cutting and chemical edge clean for thin-film solar cells |
JP2015511571A (ja) * | 2012-02-28 | 2015-04-20 | エレクトロ サイエンティフィック インダストリーズ インコーポレーテッド | 強化ガラスの分離のための方法及び装置並びにこれにより生成された製品 |
US10357850B2 (en) | 2012-09-24 | 2019-07-23 | Electro Scientific Industries, Inc. | Method and apparatus for machining a workpiece |
US9828278B2 (en) | 2012-02-28 | 2017-11-28 | Electro Scientific Industries, Inc. | Method and apparatus for separation of strengthened glass and articles produced thereby |
CN104114506B (zh) | 2012-02-29 | 2017-05-24 | 伊雷克托科学工业股份有限公司 | 加工强化玻璃的方法和装置及藉此制造的物品 |
EP2762286B1 (en) * | 2013-01-31 | 2015-07-01 | ams AG | Dicing method |
GB2514084B (en) * | 2013-02-21 | 2016-07-27 | M-Solv Ltd | Method of forming an electrode structure for capacitive touch sensor |
US10286487B2 (en) * | 2013-02-28 | 2019-05-14 | Ipg Photonics Corporation | Laser system and method for processing sapphire |
JP6392789B2 (ja) * | 2013-02-28 | 2018-09-19 | アイピージー フォトニクス コーポレーション | サファイアを処理するためのレーザーシステム及びそれを用いた方法 |
US9102011B2 (en) | 2013-08-02 | 2015-08-11 | Rofin-Sinar Technologies Inc. | Method and apparatus for non-ablative, photoacoustic compression machining in transparent materials using filamentation by burst ultrafast laser pulses |
US10252507B2 (en) | 2013-11-19 | 2019-04-09 | Rofin-Sinar Technologies Llc | Method and apparatus for forward deposition of material onto a substrate using burst ultrafast laser pulse energy |
US11053156B2 (en) | 2013-11-19 | 2021-07-06 | Rofin-Sinar Technologies Llc | Method of closed form release for brittle materials using burst ultrafast laser pulses |
US10005152B2 (en) | 2013-11-19 | 2018-06-26 | Rofin-Sinar Technologies Llc | Method and apparatus for spiral cutting a glass tube using filamentation by burst ultrafast laser pulses |
US9517929B2 (en) | 2013-11-19 | 2016-12-13 | Rofin-Sinar Technologies Inc. | Method of fabricating electromechanical microchips with a burst ultrafast laser pulses |
US10144088B2 (en) | 2013-12-03 | 2018-12-04 | Rofin-Sinar Technologies Llc | Method and apparatus for laser processing of silicon by filamentation of burst ultrafast laser pulses |
US9764427B2 (en) | 2014-02-28 | 2017-09-19 | Ipg Photonics Corporation | Multi-laser system and method for cutting and post-cut processing hard dielectric materials |
EP3110592B1 (en) | 2014-02-28 | 2020-01-15 | IPG Photonics Corporation | Multple-laser distinct wavelengths and pulse durations processing |
US9938187B2 (en) | 2014-02-28 | 2018-04-10 | Rofin-Sinar Technologies Llc | Method and apparatus for material processing using multiple filamentation of burst ultrafast laser pulses |
US10343237B2 (en) | 2014-02-28 | 2019-07-09 | Ipg Photonics Corporation | System and method for laser beveling and/or polishing |
WO2015175268A1 (en) * | 2014-05-16 | 2015-11-19 | Applied Materials, Inc. | Hybrid wafer dicing approach using an ultra-short pulsed laguerre gauss beam laser scribing process and plasma etch process |
US20150360326A1 (en) * | 2014-06-12 | 2015-12-17 | Siemens Energy, Inc. | Method to eliminate recast material |
US9093518B1 (en) * | 2014-06-30 | 2015-07-28 | Applied Materials, Inc. | Singulation of wafers having wafer-level underfill |
US9165832B1 (en) | 2014-06-30 | 2015-10-20 | Applied Materials, Inc. | Method of die singulation using laser ablation and induction of internal defects with a laser |
LT2965853T (lt) * | 2014-07-09 | 2016-11-25 | High Q Laser Gmbh | Medžiagos apdorojimas, naudojant pailgintuosius lazerio spindulius |
US9757815B2 (en) | 2014-07-21 | 2017-09-12 | Rofin-Sinar Technologies Inc. | Method and apparatus for performing laser curved filamentation within transparent materials |
WO2016033494A1 (en) | 2014-08-28 | 2016-03-03 | Ipg Photonics Corporation | System and method for laser beveling and/or polishing |
CN114603249A (zh) | 2014-08-28 | 2022-06-10 | Ipg光子公司 | 用于切割和切割后加工硬质电介质材料的多激光器系统和方法 |
US10391588B2 (en) | 2015-01-13 | 2019-08-27 | Rofin-Sinar Technologies Llc | Method and system for scribing brittle material followed by chemical etching |
DE102015119875A1 (de) * | 2015-06-19 | 2016-12-22 | Laser- Und Medizin-Technologie Gmbh, Berlin | Lateral abstrahlende Lichtwellenleiter und Verfahren zur Einbringung von Mikromodifikationen in einen Lichtwellenleiter |
JP6666173B2 (ja) * | 2016-03-09 | 2020-03-13 | 株式会社ディスコ | レーザー加工装置 |
DE102017100349B4 (de) | 2016-07-29 | 2024-04-18 | Taiwan Semiconductor Manufacturing Co., Ltd. | Vereinzelung von Halbleiter-Dies und dadurch ausgebildete Strukturen |
US10720360B2 (en) * | 2016-07-29 | 2020-07-21 | Taiwan Semiconductor Manufacturing Company, Ltd. | Semiconductor die singulation and structures formed thereby |
JP6802093B2 (ja) * | 2017-03-13 | 2020-12-16 | 株式会社ディスコ | レーザー加工方法およびレーザー加工装置 |
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US10586654B2 (en) | 2017-12-21 | 2020-03-10 | General Atomics | Glass dielectric capacitors and manufacturing processes for glass dielectric capacitors |
GB2572608A (en) | 2018-04-03 | 2019-10-09 | Ilika Tech Ltd | Laser processing method for thin film structures |
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CN114335251B (zh) * | 2021-12-31 | 2023-01-20 | 成都中建材光电材料有限公司 | 激光刻划设备、薄膜光伏芯片的刻划方法和发电建筑板材 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002205179A (ja) * | 1994-04-08 | 2002-07-23 | Regents Of The Univ Of Michigan | レーザー誘起破壊及び切断形状を制御する方法 |
JP2002530206A (ja) * | 1998-11-23 | 2002-09-17 | ミネソタ マイニング アンド マニュファクチャリング カンパニー | レーザアブレーションによる特徴部形状の再生産制御 |
JP2005072174A (ja) * | 2003-08-22 | 2005-03-17 | Disco Abrasive Syst Ltd | 基板とその表面に積層された積層体から構成された被加工物の分割方法 |
JP2005074485A (ja) * | 2003-09-01 | 2005-03-24 | Toshiba Corp | レーザ加工装置、加工マスク、レーザ加工方法、半導体装置の製造方法及び半導体装置 |
JP2005179154A (ja) * | 2003-12-22 | 2005-07-07 | Shibuya Kogyo Co Ltd | 脆性材料の割断方法およびその装置 |
JP2005212473A (ja) * | 2004-02-02 | 2005-08-11 | Mitsuboshi Diamond Industrial Co Ltd | スクライブ装置およびこの装置を用いたスクライブ方法 |
WO2005094320A2 (en) * | 2004-03-29 | 2005-10-13 | J.P. Sercel Associates Inc. | Method of separating layers of material using a laser beam |
JP2005279698A (ja) * | 2004-03-29 | 2005-10-13 | Nitto Denko Corp | レーザー加工品の製造方法、およびそれに用いるレーザー加工用粘着シート |
JP2005310771A (ja) * | 2004-04-22 | 2005-11-04 | Hewlett-Packard Development Co Lp | 有機発光ダイオードデバイスをパターニングする方法 |
Family Cites Families (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5632083A (en) * | 1993-08-05 | 1997-05-27 | Hitachi Construction Machinery Co., Ltd. | Lead frame fabricating method and lead frame fabricating apparatus |
US5593606A (en) * | 1994-07-18 | 1997-01-14 | Electro Scientific Industries, Inc. | Ultraviolet laser system and method for forming vias in multi-layered targets |
US5864430A (en) * | 1996-09-10 | 1999-01-26 | Sandia Corporation | Gaussian beam profile shaping apparatus, method therefor and evaluation thereof |
US5731047A (en) * | 1996-11-08 | 1998-03-24 | W.L. Gore & Associates, Inc. | Multiple frequency processing to improve electrical resistivity of blind micro-vias |
US6341029B1 (en) * | 1999-04-27 | 2002-01-22 | Gsi Lumonics, Inc. | Method and apparatus for shaping a laser-beam intensity profile by dithering |
US6373565B1 (en) | 1999-05-27 | 2002-04-16 | Spectra Physics Lasers, Inc. | Method and apparatus to detect a flaw in a surface of an article |
TW482705B (en) * | 1999-05-28 | 2002-04-11 | Electro Scient Ind Inc | Beam shaping and projection imaging with solid state UV Gaussian beam to form blind vias |
US6791060B2 (en) * | 1999-05-28 | 2004-09-14 | Electro Scientific Industries, Inc. | Beam shaping and projection imaging with solid state UV gaussian beam to form vias |
US6420245B1 (en) * | 1999-06-08 | 2002-07-16 | Kulicke & Soffa Investments, Inc. | Method for singulating semiconductor wafers |
US6555447B2 (en) * | 1999-06-08 | 2003-04-29 | Kulicke & Soffa Investments, Inc. | Method for laser scribing of wafers |
US6562698B2 (en) * | 1999-06-08 | 2003-05-13 | Kulicke & Soffa Investments, Inc. | Dual laser cutting of wafers |
US6472295B1 (en) | 1999-08-27 | 2002-10-29 | Jmar Research, Inc. | Method and apparatus for laser ablation of a target material |
US6255621B1 (en) * | 2000-01-31 | 2001-07-03 | International Business Machines Corporation | Laser cutting method for forming magnetic recording head sliders |
AU2001293288A1 (en) * | 2000-09-20 | 2002-04-02 | Electro Scientific Industries, Inc. | Laser processing of alumina or metals on or embedded therein |
AU2001249140A1 (en) * | 2000-09-20 | 2002-04-02 | Electro Scientific Industries, Inc. | Uv laser cutting or shape modification of brittle, high melting temperature target materials such as ceramics or glasses |
US7157038B2 (en) * | 2000-09-20 | 2007-01-02 | Electro Scientific Industries, Inc. | Ultraviolet laser ablative patterning of microstructures in semiconductors |
US6676878B2 (en) * | 2001-01-31 | 2004-01-13 | Electro Scientific Industries, Inc. | Laser segmented cutting |
JP4783498B2 (ja) * | 2000-12-04 | 2011-09-28 | 株式会社松浦機械製作所 | 多目的レーザ加工機 |
US20020110673A1 (en) * | 2001-02-14 | 2002-08-15 | Ramin Heydarpour | Multilayered electrode/substrate structures and display devices incorporating the same |
US6639177B2 (en) * | 2001-03-29 | 2003-10-28 | Gsi Lumonics Corporation | Method and system for processing one or more microstructures of a multi-material device |
WO2003002289A1 (en) | 2001-06-28 | 2003-01-09 | Electro Scientific Industries, Inc. | Multistep laser processing of wafers supporting surface device layers |
CN100369235C (zh) | 2001-10-01 | 2008-02-13 | 埃克赛尔技术有限公司 | 加工衬底的方法及系统 |
US6664498B2 (en) * | 2001-12-04 | 2003-12-16 | General Atomics | Method and apparatus for increasing the material removal rate in laser machining |
US20050155956A1 (en) * | 2002-08-30 | 2005-07-21 | Sumitomo Heavy Industries, Ltd. | Laser processing method and processing device |
US7115514B2 (en) * | 2003-10-02 | 2006-10-03 | Raydiance, Inc. | Semiconductor manufacturing using optical ablation |
US20050087522A1 (en) * | 2003-10-24 | 2005-04-28 | Yunlong Sun | Laser processing of a locally heated target material |
JP4175636B2 (ja) * | 2003-10-31 | 2008-11-05 | 株式会社日本製鋼所 | ガラスの切断方法 |
TWI231534B (en) | 2003-12-11 | 2005-04-21 | Advanced Semiconductor Eng | Method for dicing a wafer |
JP2005209719A (ja) * | 2004-01-20 | 2005-08-04 | Disco Abrasive Syst Ltd | 半導体ウエーハの加工方法 |
US7804043B2 (en) * | 2004-06-15 | 2010-09-28 | Laserfacturing Inc. | Method and apparatus for dicing of thin and ultra thin semiconductor wafer using ultrafast pulse laser |
JP4440036B2 (ja) * | 2004-08-11 | 2010-03-24 | 株式会社ディスコ | レーザー加工方法 |
US20060039419A1 (en) * | 2004-08-16 | 2006-02-23 | Tan Deshi | Method and apparatus for laser trimming of resistors using ultrafast laser pulse from ultrafast laser oscillator operating in picosecond and femtosecond pulse widths |
US7528342B2 (en) * | 2005-02-03 | 2009-05-05 | Laserfacturing, Inc. | Method and apparatus for via drilling and selective material removal using an ultrafast pulse laser |
US8624157B2 (en) | 2006-05-25 | 2014-01-07 | Electro Scientific Industries, Inc. | Ultrashort laser pulse wafer scribing |
-
2006
- 2006-05-25 US US11/440,792 patent/US8624157B2/en not_active Expired - Fee Related
-
2007
- 2007-05-18 CN CN2007800267542A patent/CN101490819B/zh not_active Expired - Fee Related
- 2007-05-18 DE DE112007001280T patent/DE112007001280T5/de not_active Withdrawn
- 2007-05-18 KR KR1020087028716A patent/KR101385675B1/ko active IP Right Grant
- 2007-05-18 WO PCT/US2007/069273 patent/WO2007140149A1/en active Application Filing
- 2007-05-18 JP JP2009512234A patent/JP2009538231A/ja active Pending
- 2007-05-22 TW TW096118204A patent/TWI428970B/zh not_active IP Right Cessation
-
2008
- 2008-11-24 GB GB0821328A patent/GB2452430A/en not_active Withdrawn
-
2013
- 2013-12-05 US US14/098,229 patent/US9221124B2/en not_active Expired - Fee Related
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002205179A (ja) * | 1994-04-08 | 2002-07-23 | Regents Of The Univ Of Michigan | レーザー誘起破壊及び切断形状を制御する方法 |
JP2002530206A (ja) * | 1998-11-23 | 2002-09-17 | ミネソタ マイニング アンド マニュファクチャリング カンパニー | レーザアブレーションによる特徴部形状の再生産制御 |
JP2005072174A (ja) * | 2003-08-22 | 2005-03-17 | Disco Abrasive Syst Ltd | 基板とその表面に積層された積層体から構成された被加工物の分割方法 |
JP2005074485A (ja) * | 2003-09-01 | 2005-03-24 | Toshiba Corp | レーザ加工装置、加工マスク、レーザ加工方法、半導体装置の製造方法及び半導体装置 |
JP2005179154A (ja) * | 2003-12-22 | 2005-07-07 | Shibuya Kogyo Co Ltd | 脆性材料の割断方法およびその装置 |
JP2005212473A (ja) * | 2004-02-02 | 2005-08-11 | Mitsuboshi Diamond Industrial Co Ltd | スクライブ装置およびこの装置を用いたスクライブ方法 |
WO2005094320A2 (en) * | 2004-03-29 | 2005-10-13 | J.P. Sercel Associates Inc. | Method of separating layers of material using a laser beam |
JP2005279698A (ja) * | 2004-03-29 | 2005-10-13 | Nitto Denko Corp | レーザー加工品の製造方法、およびそれに用いるレーザー加工用粘着シート |
JP2005310771A (ja) * | 2004-04-22 | 2005-11-04 | Hewlett-Packard Development Co Lp | 有機発光ダイオードデバイスをパターニングする方法 |
Cited By (15)
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US8729427B2 (en) | 2009-03-27 | 2014-05-20 | Electro Scientific Industries, Inc. | Minimizing thermal effect during material removal using a laser |
JP2013524521A (ja) * | 2010-04-02 | 2013-06-17 | エレクトロ サイエンティフィック インダストリーズ インコーポレーテッド | 脆性材料のレーザシンギュレーションのための改良された方法及び装置 |
JP2015159297A (ja) * | 2011-06-15 | 2015-09-03 | アプライド マテリアルズ インコーポレイテッドApplied Materials,Incorporated | マルチステップ・非対称形状レーザビームスクライビング |
JP2013197428A (ja) * | 2012-03-22 | 2013-09-30 | Aisin Seiki Co Ltd | 薄膜半導体素子及びその製造方法 |
KR20140147137A (ko) * | 2012-04-16 | 2014-12-29 | 코닌클리케 필립스 엔.브이. | W-메사 스트리트를 형성하기 위한 방법 및 장치 |
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JP2014014848A (ja) * | 2012-07-10 | 2014-01-30 | Disco Abrasive Syst Ltd | レーザー加工方法 |
JP2016536148A (ja) * | 2013-09-20 | 2016-11-24 | エシロール アテルナジオナール カンパニー ジェネラーレ デ オプティックEssilor International Compagnie Generale D’ Optique | 波長及び1パルス当たりの選択されるエネルギーのパルスレーザを用いて眼科用レンズをマーキングする装置及び方法 |
JP2019206033A (ja) * | 2013-09-20 | 2019-12-05 | エシロール アテルナジオナール | 波長及び1パルス当たりの選択されるエネルギーのパルスレーザを用いて眼科用レンズをマーキングする装置及び方法 |
US11072109B2 (en) | 2013-09-20 | 2021-07-27 | Essilor International | Device and process for marking an ophthalmic lens with a pulsed laser of wavelength and energy selected per pulse |
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JP2015170675A (ja) * | 2014-03-06 | 2015-09-28 | 株式会社ディスコ | 板状物の加工方法 |
WO2016113948A1 (ja) * | 2015-01-13 | 2016-07-21 | コニカミノルタ株式会社 | 電子デバイスの製造方法と製造装置 |
JP2018129394A (ja) * | 2017-02-08 | 2018-08-16 | パナソニックIpマネジメント株式会社 | 素子チップの製造方法 |
Also Published As
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US20070272668A1 (en) | 2007-11-29 |
DE112007001280T5 (de) | 2009-04-23 |
CN101490819A (zh) | 2009-07-22 |
TWI428970B (zh) | 2014-03-01 |
CN101490819B (zh) | 2013-06-05 |
US20140091069A1 (en) | 2014-04-03 |
US8624157B2 (en) | 2014-01-07 |
GB0821328D0 (en) | 2008-12-31 |
TW200809938A (en) | 2008-02-16 |
KR101385675B1 (ko) | 2014-04-15 |
WO2007140149A1 (en) | 2007-12-06 |
GB2452430A (en) | 2009-03-04 |
US9221124B2 (en) | 2015-12-29 |
KR20090010996A (ko) | 2009-01-30 |
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