CH583978A5 - - Google Patents

Info

Publication number
CH583978A5
CH583978A5 CH268274A CH268274A CH583978A5 CH 583978 A5 CH583978 A5 CH 583978A5 CH 268274 A CH268274 A CH 268274A CH 268274 A CH268274 A CH 268274A CH 583978 A5 CH583978 A5 CH 583978A5
Authority
CH
Switzerland
Application number
CH268274A
Original Assignee
Lasag Sa
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 Lasag Sa filed Critical Lasag Sa
Priority to CH268274A priority Critical patent/CH583978A5/xx
Priority to DE19752506343 priority patent/DE2506343A1/de
Priority to AU78296/75A priority patent/AU7829675A/en
Priority to JP50022346A priority patent/JPS50145999A/ja
Priority to IT7520674A priority patent/IT1033207B/it
Priority to CA220,859A priority patent/CA1035029A/fr
Priority to US05/552,998 priority patent/US4039823A/en
Priority to FR7505931A priority patent/FR2272783B3/fr
Priority to GB8027/75A priority patent/GB1512210A/en
Publication of CH583978A5 publication Critical patent/CH583978A5/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/106Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity
    • H01S3/107Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity using electro-optic devices, e.g. exhibiting Pockels or Kerr effect
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/062Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam
    • B23K26/0622Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses
    • B23K26/0624Shaping 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
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/29Devices 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 for the control of the position or the direction of light beams, i.e. deflection
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/11Mode locking; Q-switching; Other giant-pulse techniques, e.g. cavity dumping
    • H01S3/1106Mode locking
    • H01S3/1109Active mode locking
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00Piezoelectric transducers; Electrostrictive transducers
    • H04R17/04Gramophone pick-ups using a stylus; Recorders using a stylus
    • H04R17/08Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Lasers (AREA)
CH268274A 1974-02-26 1974-02-26 CH583978A5 (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
CH268274A CH583978A5 (fr) 1974-02-26 1974-02-26
DE19752506343 DE2506343A1 (de) 1974-02-26 1975-02-14 Verfahren zum bearbeiten von werkstuecken, zur informationsuebertragung und -verarbeitung mittels laser-strahlung und anordnung zur durchfuehrung des verfahrens
AU78296/75A AU7829675A (en) 1974-02-26 1975-02-18 Processing work pieces, for transmitting and processing information by means of laser emission
JP50022346A JPS50145999A (fr) 1974-02-26 1975-02-22
IT7520674A IT1033207B (it) 1974-02-26 1975-02-25 Metodo per la lavorazione di pezzi per la trasmissione e per l elaborazione di informazioni mediante emissione laser ed apparato per realizzare tale metodo
CA220,859A CA1035029A (fr) 1974-02-26 1975-02-25 Laser a commande simultanee de modulation, de verrouillage de mode et d'intensite
US05/552,998 US4039823A (en) 1974-02-26 1975-02-25 Method for processing work pieces, for transmitting and processing information by means of laser emission and apparatus for performance of the method
FR7505931A FR2272783B3 (fr) 1974-02-26 1975-02-26
GB8027/75A GB1512210A (en) 1974-02-26 1975-02-26 Modulator for modulating the output of a laser resonator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH268274A CH583978A5 (fr) 1974-02-26 1974-02-26

Publications (1)

Publication Number Publication Date
CH583978A5 true CH583978A5 (fr) 1977-01-14

Family

ID=4239205

Family Applications (1)

Application Number Title Priority Date Filing Date
CH268274A CH583978A5 (fr) 1974-02-26 1974-02-26

Country Status (9)

Country Link
US (1) US4039823A (fr)
JP (1) JPS50145999A (fr)
AU (1) AU7829675A (fr)
CA (1) CA1035029A (fr)
CH (1) CH583978A5 (fr)
DE (1) DE2506343A1 (fr)
FR (1) FR2272783B3 (fr)
GB (1) GB1512210A (fr)
IT (1) IT1033207B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4323755A (en) * 1979-09-24 1982-04-06 Rca Corporation Method of making a machine-readable marking in a workpiece
US4519708A (en) * 1981-05-20 1985-05-28 Raytheon Company Mode discrimination apparatus
US4752669A (en) * 1986-12-16 1988-06-21 Prc Corporation Method and apparatus for laser processing of materials
JPS6467043A (en) * 1987-09-08 1989-03-13 Nippon Telegraph & Telephone Generating device for very high speed light pulse train
US5966307A (en) * 1997-06-10 1999-10-12 Behavior Tech Computer Corporation Laser marker control system
JP2009238285A (ja) * 2008-03-26 2009-10-15 Sony Corp 光記録方法及び光記録装置
DE102014015951A1 (de) * 2014-10-20 2016-04-21 4Jet Technologies Gmbh Verfahren zum Bearbeiten eines elektrisch nicht leitenden oder halbleitenden Materials
JP6770581B2 (ja) 2016-03-02 2020-10-14 フュエルセル エナジー, インコーポレイテッドFuelcell Energy, Inc. 直流(dc)負荷平準化器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1285073B (de) * 1963-04-11 1968-12-12 Siemens Ag Anordnung zur inneren Modulation der Strahlung eines quantenmechanischen Senders
US3551840A (en) * 1965-01-18 1970-12-29 Bell Telephone Labor Inc Pulse code modulated optical maser
US3373380A (en) * 1965-08-03 1968-03-12 Zenith Radio Corp Laser beam-soundwave techniques using curved acoustic waves
US3433958A (en) * 1965-08-27 1969-03-18 Bell Telephone Labor Inc Optical channel separation by deflection
US3635562A (en) * 1968-11-12 1972-01-18 Comp Generale Electricite Optical interferometer for detection of small displacements
US3638137A (en) * 1969-01-10 1972-01-25 Hughes Aircraft Co Method of q-switching and mode locking a laser beam and structure
US3834790A (en) * 1972-06-28 1974-09-10 Rockwell International Corp Cumulative optical frequency shifter

Also Published As

Publication number Publication date
FR2272783B3 (fr) 1977-11-04
IT1033207B (it) 1979-07-10
CA1035029A (fr) 1978-07-18
AU7829675A (en) 1976-08-19
US4039823A (en) 1977-08-02
DE2506343A1 (de) 1975-08-28
FR2272783A1 (fr) 1975-12-26
JPS50145999A (fr) 1975-11-22
GB1512210A (en) 1978-05-24

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Legal Events

Date Code Title Description
PL Patent ceased