GB1551410A - Arrangement for controlling laser output - Google Patents

Arrangement for controlling laser output

Info

Publication number
GB1551410A
GB1551410A GB27117/76A GB2711776A GB1551410A GB 1551410 A GB1551410 A GB 1551410A GB 27117/76 A GB27117/76 A GB 27117/76A GB 2711776 A GB2711776 A GB 2711776A GB 1551410 A GB1551410 A GB 1551410A
Authority
GB
United Kingdom
Prior art keywords
arrangement
laser output
controlling laser
controlling
output
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
Application number
GB27117/76A
Other languages
English (en)
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.)
AT&T Corp
Original Assignee
Western Electric Co 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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of GB1551410A publication Critical patent/GB1551410A/en
Expired 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
    • H01S3/10—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
    • H01S3/1103—Cavity dumping
    • 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
    • B23K26/08—Devices involving relative movement between laser beam and workpiece
    • B23K26/083—Devices involving movement of the workpiece in at least one axial direction
    • B23K26/0838—Devices involving movement of the workpiece in at least one axial direction by using an endless conveyor belt
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/183—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Lasers (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
GB27117/76A 1975-07-02 1976-06-29 Arrangement for controlling laser output Expired GB1551410A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/592,370 US3982202A (en) 1975-07-02 1975-07-02 Stabilization of laser output

Publications (1)

Publication Number Publication Date
GB1551410A true GB1551410A (en) 1979-08-30

Family

ID=24370385

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27117/76A Expired GB1551410A (en) 1975-07-02 1976-06-29 Arrangement for controlling laser output

Country Status (7)

Country Link
US (1) US3982202A (https=)
JP (1) JPS528791A (https=)
CA (1) CA1046586A (https=)
DE (1) DE2629084C3 (https=)
FR (1) FR2316767A1 (https=)
GB (1) GB1551410A (https=)
NL (1) NL172808C (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57175089A (en) * 1981-04-20 1982-10-27 Inoue Japax Res Inc Beam working device
US20060018349A1 (en) 2004-07-14 2006-01-26 High Q Laser Production Gmbh Pulse train generator and method for generating a repeating sequence of laser pulses

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3586997A (en) * 1969-05-26 1971-06-22 Bell Telephone Labor Inc Stabilized mode-locked laser arrangement
US3713042A (en) * 1971-05-27 1973-01-23 Bell Telephone Labor Inc Stabilized mode-locked laser arrangement

Also Published As

Publication number Publication date
JPS528791A (en) 1977-01-22
NL172808C (nl) 1983-10-17
DE2629084B2 (de) 1979-03-15
US3982202A (en) 1976-09-21
DE2629084A1 (de) 1977-01-27
JPS566525B2 (https=) 1981-02-12
FR2316767A1 (fr) 1977-01-28
DE2629084C3 (de) 1979-11-08
CA1046586A (en) 1979-01-16
NL7607268A (nl) 1977-01-04
NL172808B (nl) 1983-05-16
FR2316767B1 (https=) 1981-09-18

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940629