TW225050B - - Google Patents

Info

Publication number
TW225050B
TW225050B TW080108992A TW80108992A TW225050B TW 225050 B TW225050 B TW 225050B TW 080108992 A TW080108992 A TW 080108992A TW 80108992 A TW80108992 A TW 80108992A TW 225050 B TW225050 B TW 225050B
Authority
TW
Taiwan
Application number
TW080108992A
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2340490A external-priority patent/JPH04200989A/ja
Priority claimed from JP3111735A external-priority patent/JPH04339580A/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of TW225050B publication Critical patent/TW225050B/zh

Links

Classifications

    • 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
    • B23K26/066—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms by using masks
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Laser Beam Processing (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Liquid Crystal (AREA)
TW080108992A 1990-11-30 1991-11-15 TW225050B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2340490A JPH04200989A (ja) 1990-11-30 1990-11-30 レーザマーキング装置
JP3111735A JPH04339580A (ja) 1991-05-16 1991-05-16 マーキング装置

Publications (1)

Publication Number Publication Date
TW225050B true TW225050B (zh) 1994-06-11

Family

ID=26451070

Family Applications (1)

Application Number Title Priority Date Filing Date
TW080108992A TW225050B (zh) 1990-11-30 1991-11-15

Country Status (3)

Country Link
US (1) US5260542A (zh)
KR (1) KR920010329A (zh)
TW (1) TW225050B (zh)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW245844B (zh) * 1993-01-29 1995-04-21 Komatsu Mfg Co Ltd
JP3263517B2 (ja) * 1994-02-08 2002-03-04 株式会社小松製作所 液晶マスクマーカの駆動方法
JPH08243765A (ja) * 1995-03-07 1996-09-24 Komatsu Ltd レーザ刻印装置
JP3178294B2 (ja) * 1995-03-28 2001-06-18 三菱電機株式会社 レーザ加工機
US5937270A (en) 1996-01-24 1999-08-10 Micron Electronics, Inc. Method of efficiently laser marking singulated semiconductor devices
JPH09277069A (ja) * 1996-04-12 1997-10-28 Komatsu Ltd 液晶マスク、液晶式レーザマーカ及びそれを用いた刻印方法
US5808268A (en) * 1996-07-23 1998-09-15 International Business Machines Corporation Method for marking substrates
US6057871A (en) * 1998-07-10 2000-05-02 Litton Systems, Inc. Laser marking system and associated microlaser apparatus
US6774340B1 (en) * 1998-11-25 2004-08-10 Komatsu Limited Shape of microdot mark formed by laser beam and microdot marking method
US6417484B1 (en) 1998-12-21 2002-07-09 Micron Electronics, Inc. Laser marking system for dice carried in trays and method of operation
US6262388B1 (en) 1998-12-21 2001-07-17 Micron Electronics, Inc. Laser marking station with enclosure and method of operation
US6080959A (en) * 1999-03-12 2000-06-27 Lexmark International, Inc. System and method for feature compensation of an ablated inkjet nozzle plate
DE10034166A1 (de) * 2000-07-13 2002-01-31 Vision Lasertechnik Fuer Forsc Verfahren zur Markierung von bewegten Gegenständen mittels gebündeltem Licht und Vorrichtung zur Durchführung des Verfahrens
US6528760B1 (en) 2000-07-14 2003-03-04 Micron Technology, Inc. Apparatus and method using rotational indexing for laser marking IC packages carried in trays
US7169685B2 (en) 2002-02-25 2007-01-30 Micron Technology, Inc. Wafer back side coating to balance stress from passivation layer on front of wafer and be used as die attach adhesive
US7011880B2 (en) * 2002-07-03 2006-03-14 The Gates Corporation Belt and method of marking
US6867388B2 (en) * 2003-04-08 2005-03-15 Branson Ultrasonics Corporation Electronic masking laser imaging system
JP4570389B2 (ja) * 2004-04-26 2010-10-27 アライ株式会社 レーザマーキングによる２次元コードの形成方法、及びレーザマーキング装置
US8389895B2 (en) * 2010-06-25 2013-03-05 Electro Scientifix Industries, Inc. Method and apparatus for reliably laser marking articles
US20140083984A1 (en) * 2012-09-23 2014-03-27 Timothy Gerke Formation Of Laser Induced Periodic Surface Structures (LIPSS) With Picosecond Pulses
KR20170051001A (ko) * 2015-11-02 2017-05-11 주식회사 이오테크닉스 레이저 마킹장치 및 이를 이용하는 레이저 마킹방법

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4128752A (en) * 1976-12-15 1978-12-05 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of National Defence Laser micromachining apparatus
US4734558A (en) * 1983-05-16 1988-03-29 Nec Corporation Laser machining apparatus with controllable mask
US4818835A (en) * 1987-03-02 1989-04-04 Hitachi, Ltd. Laser marker and method of laser marking
JPH03248784A (ja) * 1990-02-28 1991-11-06 Hitachi Ltd レーザマーキングシステム

Also Published As

Publication number Publication date
US5260542A (en) 1993-11-09
KR920010329A (ko) 1992-06-26

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