NO801089L - Reguleringskrets for laserenergi. - Google Patents

Reguleringskrets for laserenergi.

Info

Publication number
NO801089L
NO801089L NO801089A NO801089A NO801089L NO 801089 L NO801089 L NO 801089L NO 801089 A NO801089 A NO 801089A NO 801089 A NO801089 A NO 801089A NO 801089 L NO801089 L NO 801089L
Authority
NO
Norway
Prior art keywords
control circuit
laser energy
energy control
laser
circuit
Prior art date
Application number
NO801089A
Other languages
English (en)
Other versions
NO152717B (no
NO152717C (no
Inventor
James Brian Howie
John Mcleod
Original Assignee
Ferranti 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
Application filed by Ferranti Ltd filed Critical Ferranti Ltd
Publication of NO801089L publication Critical patent/NO801089L/no
Publication of NO152717B publication Critical patent/NO152717B/no
Publication of NO152717C publication Critical patent/NO152717C/no

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
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
    • H01S3/0915—Processes or apparatus for excitation, e.g. pumping using optical pumping by incoherent light
    • H01S3/092—Processes or apparatus for excitation, e.g. pumping using optical pumping by incoherent light of flash lamp
    • 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
    • H01S3/13—Stabilisation of laser output parameters, e.g. frequency or amplitude
    • H01S3/131—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the active medium, e.g. by controlling the processes or apparatus for excitation
    • H01S3/134—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the active medium, e.g. by controlling the processes or apparatus for excitation in gas lasers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Laser Surgery Devices (AREA)
NO801089A 1979-04-17 1980-04-15 Reguleringskrets for laserenergi. NO152717C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7913353A GB2048558B (en) 1979-04-17 1979-04-17 Laser energy control circuit

Publications (3)

Publication Number Publication Date
NO801089L true NO801089L (no) 1980-10-20
NO152717B NO152717B (no) 1985-07-29
NO152717C NO152717C (no) 1985-11-13

Family

ID=10504601

Family Applications (1)

Application Number Title Priority Date Filing Date
NO801089A NO152717C (no) 1979-04-17 1980-04-15 Reguleringskrets for laserenergi.

Country Status (9)

Country Link
US (1) US4345330A (no)
AU (1) AU528012B2 (no)
CA (1) CA1166678A (no)
DE (1) DE3014220A1 (no)
FR (1) FR2454715A1 (no)
GB (1) GB2048558B (no)
IT (1) IT1128507B (no)
NO (1) NO152717C (no)
SE (1) SE448262B (no)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS585754B2 (ja) * 1980-08-28 1983-02-01 株式会社東芝 レ−ザ溶接加工方法
US4504951A (en) * 1982-06-01 1985-03-12 American Laser Corporation High speed switching power supply for a light controlled laser system
US4673811A (en) * 1985-12-05 1987-06-16 Xerox Corporation Variable threshold scan detector utilizing crossover points on photodetectors of the laser beam to monitor the threshold
JPS62225180A (ja) * 1986-03-26 1987-10-03 Murata Mfg Co Ltd 放電管用高圧電源
JP2647832B2 (ja) * 1986-08-06 1997-08-27 日本電気株式会社 レーザ発振器
GB2204442B (en) * 1987-05-06 1992-01-08 Ferranti Plc Radio-frequency excited gas laser
GB2204728A (en) * 1987-05-15 1988-11-16 British Aerospace Gas discharge driver circuit
JPH07109916B2 (ja) * 1988-05-26 1995-11-22 浜松ホトニクス株式会社 光強度安定化装置
JPH11135860A (ja) 1997-10-31 1999-05-21 Mitsubishi Electric Corp パルスレーザ励起制御方法およびパルスレーザ励起用電源装置
US6826210B2 (en) * 2001-06-07 2004-11-30 Alcatel Communications, Inc. Power control circuit for laser diode having wavelength compensation
US6947458B2 (en) * 2001-06-07 2005-09-20 Alcatel Communications, Inc. Power control circuit for laser diode having wavelength compensation
CN101806631B (zh) * 2010-03-23 2011-08-31 浙江大学 一种大动态高速微弱脉冲信号的线性测量电路
KR102013791B1 (ko) * 2018-05-17 2019-08-23 허진 레이저 조사 장치

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3199049A (en) * 1961-08-18 1965-08-03 Hughes Aircraft Co Optical maser system for obtaining short pulses of emitted energy
US3515938A (en) * 1968-04-05 1970-06-02 Hughes Aircraft Co Control circuit for a multiple pulse laser machining device
US4122409A (en) * 1976-03-10 1978-10-24 Xerox Corporation Method and apparatus for controlling the intensity of a laser output beam
US4092530A (en) * 1976-07-01 1978-05-30 Coherent, Inc. Feedback loop control system employing method and apparatus for stabilizing total loop gain and bandwidth
JPH05268396A (ja) * 1992-03-23 1993-10-15 Matsushita Electric Ind Co Ltd Ｆａｘ装置とｆａｘ接続装置

Also Published As

Publication number Publication date
GB2048558B (en) 1983-03-30
FR2454715A1 (fr) 1980-11-14
DE3014220C2 (no) 1988-10-13
CA1166678A (en) 1984-05-01
US4345330A (en) 1982-08-17
NO152717B (no) 1985-07-29
DE3014220A1 (de) 1980-10-30
IT8048424A0 (it) 1980-04-16
FR2454715B1 (no) 1983-06-10
GB2048558A (en) 1980-12-10
SE448262B (sv) 1987-02-02
NO152717C (no) 1985-11-13
AU528012B2 (en) 1983-03-31
IT1128507B (it) 1986-05-28
AU5749280A (en) 1980-10-23
SE8002853L (sv) 1980-10-18

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