GB2390834B - Processing a memory link with a set of at least two laser pulses - Google Patents

Processing a memory link with a set of at least two laser pulses

Info

Publication number
GB2390834B
GB2390834B GB0317976A GB0317976A GB2390834B GB 2390834 B GB2390834 B GB 2390834B GB 0317976 A GB0317976 A GB 0317976A GB 0317976 A GB0317976 A GB 0317976A GB 2390834 B GB2390834 B GB 2390834B
Authority
GB
United Kingdom
Prior art keywords
processing
laser pulses
memory link
link
memory
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
GB0317976A
Other languages
English (en)
Other versions
GB2390834A (en
GB0317976D0 (en
Inventor
Yunlong Sun
Edward J Swenson
Richard S Harris
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Electro Scientific Industries Inc
Original Assignee
Electro Scientific Industries Inc
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
Application filed by Electro Scientific Industries Inc filed Critical Electro Scientific Industries Inc
Publication of GB0317976D0 publication Critical patent/GB0317976D0/en
Publication of GB2390834A publication Critical patent/GB2390834A/en
Application granted granted Critical
Publication of GB2390834B publication Critical patent/GB2390834B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
    • H01S3/0057—Temporal shaping, e.g. pulse compression, frequency chirping
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
    • H10D84/01—Manufacture or treatment
    • 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
    • B23K26/0604—Shaping the laser beam, e.g. by masks or multi-focusing by a combination of beams
    • 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
    • B23K26/0604—Shaping the laser beam, e.g. by masks or multi-focusing by a combination of beams
    • B23K26/0613—Shaping the laser beam, e.g. by masks or multi-focusing by a combination of beams having a common axis
    • 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
    • B23K26/062—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 1 ns or less
    • 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
    • B23K26/067—Dividing the beam into multiple beams, e.g. multi-focusing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
    • G11C17/14—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards in which contents are determined by selectively establishing, breaking or modifying connecting links by permanently altering the state of coupling elements, e.g. PROM
    • G11C17/143—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards in which contents are determined by selectively establishing, breaking or modifying connecting links by permanently altering the state of coupling elements, e.g. PROM using laser-fusible links
    • 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
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W20/00—Interconnections in chips, wafers or substrates
    • H10W20/40—Interconnections external to wafers or substrates, e.g. back-end-of-line [BEOL] metallisations or vias connecting to gate electrodes
    • H10W20/49—Adaptable interconnections, e.g. fuses or antifuses
    • H10W20/493—Fuses, i.e. interconnections changeable from conductive to non-conductive
    • H10W20/494—Fuses, i.e. interconnections changeable from conductive to non-conductive changeable by the use of an external beam, e.g. laser beam or ion beam
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
    • G11C17/14—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards in which contents are determined by selectively establishing, breaking or modifying connecting links by permanently altering the state of coupling elements, e.g. PROM
    • 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
    • H01S5/00—Semiconductor lasers
    • H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
    • H01S5/4012—Beam combining, e.g. by the use of fibres, gratings, polarisers, prisms

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Electromagnetism (AREA)
  • Laser Beam Processing (AREA)
  • Design And Manufacture Of Integrated Circuits (AREA)
  • Lasers (AREA)
  • Semiconductor Memories (AREA)
GB0317976A 2001-12-17 2002-12-17 Processing a memory link with a set of at least two laser pulses Expired - Fee Related GB2390834B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US34174401P 2001-12-17 2001-12-17
PCT/US2002/040410 WO2003052890A1 (en) 2001-12-17 2002-12-17 Processing a memory link with a set of at least two laser pulses

Publications (3)

Publication Number Publication Date
GB0317976D0 GB0317976D0 (en) 2003-09-03
GB2390834A GB2390834A (en) 2004-01-21
GB2390834B true GB2390834B (en) 2005-01-12

Family

ID=23338848

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0317976A Expired - Fee Related GB2390834B (en) 2001-12-17 2002-12-17 Processing a memory link with a set of at least two laser pulses

Country Status (9)

Country Link
JP (1) JP2005512814A (enExample)
KR (1) KR20040073958A (enExample)
CN (1) CN1293682C (enExample)
AU (1) AU2002357300A1 (enExample)
CA (1) CA2436227A1 (enExample)
DE (1) DE10296468T5 (enExample)
GB (1) GB2390834B (enExample)
TW (1) TWI295491B (enExample)
WO (1) WO2003052890A1 (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7723642B2 (en) 1999-12-28 2010-05-25 Gsi Group Corporation Laser-based system for memory link processing with picosecond lasers
US7838794B2 (en) 1999-12-28 2010-11-23 Gsi Group Corporation Laser-based method and system for removing one or more target link structures
US7671295B2 (en) 2000-01-10 2010-03-02 Electro Scientific Industries, Inc. Processing a memory link with a set of at least two laser pulses
US6777645B2 (en) 2001-03-29 2004-08-17 Gsi Lumonics Corporation High-speed, precision, laser-based method and system for processing material of one or more targets within a field
US6947454B2 (en) * 2003-06-30 2005-09-20 Electro Scientific Industries, Inc. Laser pulse picking employing controlled AOM loading
US7616669B2 (en) 2003-06-30 2009-11-10 Electro Scientific Industries, Inc. High energy pulse suppression method
US20060000814A1 (en) 2004-06-30 2006-01-05 Bo Gu Laser-based method and system for processing targeted surface material and article produced thereby
DE602006004913D1 (de) 2005-04-28 2009-03-12 Semiconductor Energy Lab Verfahren und Vorrichtung zur Herstellung von Halbleitern mittels Laserstrahlung
KR100795526B1 (ko) * 2006-03-02 2008-01-16 한국표준과학연구원 물질상태변이 유발을 통한 레이저 가공방법 및 가공장치
US8367968B2 (en) * 2007-01-05 2013-02-05 Gsi Group Corporation System and method for multi-pulse laser processing
US8278595B2 (en) * 2007-03-16 2012-10-02 Electro Scientific Industries, Inc. Use of predictive pulse triggering to improve accuracy in link processing
US10307862B2 (en) * 2009-03-27 2019-06-04 Electro Scientific Industries, Inc Laser micromachining with tailored bursts of short laser pulses
JP6087916B2 (ja) 2011-07-05 2017-03-01 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 使用中の音響光学ビーム偏向器および音響光学変調器の温度安定性を実現するためのシステムならびに方法
DE102018200811B4 (de) * 2018-01-18 2020-02-20 Trumpf Laser Gmbh Verfahren und Lasersystem zum Erzeugen verstärkter Pulse on Demand-Ausgangslaserpulse
US20210305763A1 (en) * 2020-03-24 2021-09-30 David Stucker Composite fiber laser assembly
US12489269B2 (en) 2020-03-24 2025-12-02 Photon Prime Incorporated Composite fiber laser assembly
KR102497645B1 (ko) * 2021-06-23 2023-02-08 인하대학교 산학협력단 금형 표면 레이저 가공하는 방법

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5208437A (en) * 1990-05-18 1993-05-04 Hitachi, Ltd. Method of cutting interconnection pattern with laser and apparatus thereof
US5720894A (en) * 1996-01-11 1998-02-24 The Regents Of The University Of California Ultrashort pulse high repetition rate laser system for biological tissue processing
US6281471B1 (en) * 1999-12-28 2001-08-28 Gsi Lumonics, Inc. Energy-efficient, laser-based method and system for processing target material

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5656186A (en) * 1994-04-08 1997-08-12 The Regents Of The University Of Michigan Method for controlling configuration of laser induced breakdown and ablation
US5742634A (en) * 1994-08-24 1998-04-21 Imar Technology Co. Picosecond laser
US6057180A (en) * 1998-06-05 2000-05-02 Electro Scientific Industries, Inc. Method of severing electrically conductive links with ultraviolet laser output

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5208437A (en) * 1990-05-18 1993-05-04 Hitachi, Ltd. Method of cutting interconnection pattern with laser and apparatus thereof
US5720894A (en) * 1996-01-11 1998-02-24 The Regents Of The University Of California Ultrashort pulse high repetition rate laser system for biological tissue processing
US6281471B1 (en) * 1999-12-28 2001-08-28 Gsi Lumonics, Inc. Energy-efficient, laser-based method and system for processing target material

Also Published As

Publication number Publication date
CN1491467A (zh) 2004-04-21
AU2002357300A8 (en) 2003-06-30
GB2390834A (en) 2004-01-21
CA2436227A1 (en) 2003-06-26
WO2003052890B1 (en) 2003-09-04
JP2005512814A (ja) 2005-05-12
GB0317976D0 (en) 2003-09-03
AU2002357300A1 (en) 2003-06-30
WO2003052890A1 (en) 2003-06-26
KR20040073958A (ko) 2004-08-21
TW200304205A (en) 2003-09-16
DE10296468T5 (de) 2004-04-22
CN1293682C (zh) 2007-01-03
TWI295491B (en) 2008-04-01

Similar Documents

Publication Publication Date Title
AU2002357300A8 (en) Processing a memory link with a set of at least two laser pulses
AU2003299854A8 (en) Optical pulse lasers
AU146677S (en) Goggles
AU149656S (en) A cart-housing
PL369546A1 (en) Structural beam
AU2002321433A1 (en) Optical pulse generation
GB0209872D0 (en) Semiconductor laser array
AU152336S (en) Eyewear
HUP0303186A3 (en) 4-aminobenzopyran derivatives
GB0118971D0 (en) Tuneable laser
AU151294S (en) A laser arbor
GB2385459B (en) Laser Cavity
PL373947A1 (en) Benzothiazole derivatives
GB2381123B (en) Tuneable laser
GB0117224D0 (en) Tuneable laser
TWI341312B (en) Optical active dihydropyridine derivatives
EP1364954A4 (en) Dicarba closo DODECARBORANDERIVATE
GB9908712D0 (en) Laser drilling
GB0108291D0 (en) Laser
GB2373632B (en) Tuneable laser
GB2378315B (en) Tuneable laser
PL364553A1 (en) Carbohydrate derivatives
GB0123748D0 (en) Laser field
GB2373631B (en) Tuneable laser
CA96467S (en) Beam

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20091217