AU7379398A - Improved laser cutting apparatus - Google Patents
Improved laser cutting apparatusInfo
- Publication number
- AU7379398A AU7379398A AU73793/98A AU7379398A AU7379398A AU 7379398 A AU7379398 A AU 7379398A AU 73793/98 A AU73793/98 A AU 73793/98A AU 7379398 A AU7379398 A AU 7379398A AU 7379398 A AU7379398 A AU 7379398A
- Authority
- AU
- Australia
- Prior art keywords
- laser cutting
- cutting apparatus
- improved laser
- improved
- laser
- 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.)
- Abandoned
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
- B23K26/03—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
- B23K26/02—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
-
- 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
-
- 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
- B23K26/02—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
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/0665—Shaping the laser beam, e.g. by masks or multi-focusing by beam condensation on the workpiece, e.g. for focusing
-
- 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
- B23K26/16—Removal of by-products, e.g. particles or vapours produced during treatment of a workpiece
-
- 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 at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System 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
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/304—Mechanical treatment, e.g. grinding, polishing, cutting
-
- 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
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/11—Mode locking; Q-switching; Other giant-pulse techniques, e.g. cavity dumping
- H01S3/1123—Q-switching
- H01S3/115—Q-switching using intracavity electro-optic devices
-
- 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
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/08—Construction or shape of optical resonators or components thereof
- H01S3/08054—Passive cavity elements acting on the polarization, e.g. a polarizer for branching or walk-off compensation
-
- 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
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/11—Mode locking; Q-switching; Other giant-pulse techniques, e.g. cavity dumping
- H01S3/1123—Q-switching
- H01S3/1127—Q-switching using pulse transmission mode [PTM]
-
- 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
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/11—Mode locking; Q-switching; Other giant-pulse techniques, e.g. cavity dumping
- H01S3/1123—Q-switching
- H01S3/127—Plural Q-switches
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/854,813 US5870421A (en) | 1997-05-12 | 1997-05-12 | Short pulsewidth, high pulse repetition frequency laser system |
US08854814 | 1997-05-12 | ||
US08/854,814 US5848080A (en) | 1997-05-12 | 1997-05-12 | Short pulsewidth high pulse repetition frequency laser |
US08854813 | 1997-05-12 | ||
PCT/US1998/009594 WO1998052257A1 (en) | 1997-05-12 | 1998-05-12 | Improved laser cutting apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
AU7379398A true AU7379398A (en) | 1998-12-08 |
Family
ID=27127258
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU73793/98A Abandoned AU7379398A (en) | 1997-05-12 | 1998-05-12 | Improved laser cutting apparatus |
AU73794/98A Abandoned AU7379498A (en) | 1997-05-12 | 1998-05-12 | Improved laser cutting methods |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU73794/98A Abandoned AU7379498A (en) | 1997-05-12 | 1998-05-12 | Improved laser cutting methods |
Country Status (2)
Country | Link |
---|---|
AU (2) | AU7379398A (en) |
WO (2) | WO1998052257A1 (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6330259B1 (en) | 1999-06-24 | 2001-12-11 | Jonathan S. Dahm | Monolithic radial diode-pumped laser with integral micro channel cooling |
US6340806B1 (en) * | 1999-12-28 | 2002-01-22 | General Scanning Inc. | Energy-efficient method and system for processing target material using an amplified, wavelength-shifted pulse train |
JP4659300B2 (en) | 2000-09-13 | 2011-03-30 | 浜松ホトニクス株式会社 | Laser processing method and semiconductor chip manufacturing method |
SG96579A1 (en) * | 2000-10-24 | 2003-06-16 | Advanced Systems Automation | Method and apparatus for a laser system for severing semiconductor wafers |
WO2005069452A2 (en) * | 2004-01-07 | 2005-07-28 | Spectra-Physics, Inc. | Industrial directly diode-pumped ultrafast amplifier system |
NL1029172C2 (en) * | 2005-06-02 | 2006-12-05 | Fico Bv | Method and device for cutting electronic components with a laser beam. |
WO2009007708A2 (en) * | 2007-07-09 | 2009-01-15 | The University Of Manchester | Laser cutting |
CN103143841B (en) * | 2013-03-08 | 2014-11-26 | 西北工业大学 | Method for hole machining with picosecond laser |
DE102014101235A1 (en) * | 2014-01-31 | 2015-08-06 | Rofin-Baasel Lasertech Gmbh & Co. Kg | Method for removing dielectric layers of semiconductor devices by means of a laser beam |
CN103769754B (en) * | 2014-02-11 | 2015-08-19 | 哈尔滨工业大学 | Based on pellet micropore laser processing and the device of temperature rise regulation and control |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5034951A (en) * | 1989-06-26 | 1991-07-23 | Cornell Research Foundation, Inc. | Femtosecond ultraviolet laser using ultra-thin beta barium borate |
US5001716A (en) * | 1990-03-28 | 1991-03-19 | Spectra Physics, Inc. | Tunable electro-optic Q-switch, and lasers using same |
US5123026A (en) * | 1990-11-02 | 1992-06-16 | Massachusetts Institute Of Technology | Frequency-doubled, diode-pumped ytterbium laser |
US5291505A (en) * | 1993-01-21 | 1994-03-01 | Hughes Aircraft Company | Active energy control for diode pumped laser systems using pulsewidth modulation |
US5611946A (en) * | 1994-02-18 | 1997-03-18 | New Wave Research | Multi-wavelength laser system, probe station and laser cutter system using the same |
-
1998
- 1998-05-12 AU AU73793/98A patent/AU7379398A/en not_active Abandoned
- 1998-05-12 AU AU73794/98A patent/AU7379498A/en not_active Abandoned
- 1998-05-12 WO PCT/US1998/009594 patent/WO1998052257A1/en active Application Filing
- 1998-05-12 WO PCT/US1998/009595 patent/WO1998052258A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO1998052257A1 (en) | 1998-11-19 |
AU7379498A (en) | 1998-12-08 |
WO1998052258A1 (en) | 1998-11-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK6 | Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase |