SE8002853L - Styrkoppling for laserenergi - Google Patents

Styrkoppling for laserenergi

Info

Publication number
SE8002853L
SE8002853L SE8002853A SE8002853A SE8002853L SE 8002853 L SE8002853 L SE 8002853L SE 8002853 A SE8002853 A SE 8002853A SE 8002853 A SE8002853 A SE 8002853A SE 8002853 L SE8002853 L SE 8002853L
Authority
SE
Sweden
Prior art keywords
energy
circuit means
value
laser
laser energy
Prior art date
Application number
SE8002853A
Other languages
Unknown language ( )
English (en)
Other versions
SE448262B (sv
Inventor
J B Howie
J 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 SE8002853L publication Critical patent/SE8002853L/sv
Publication of SE448262B publication Critical patent/SE448262B/sv

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)
SE8002853A 1979-04-17 1980-04-16 Styrkoppling for styrning av laserenergi SE448262B (sv)

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 (2)

Publication Number Publication Date
SE8002853L true SE8002853L (sv) 1980-10-18
SE448262B SE448262B (sv) 1987-02-02

Family

ID=10504601

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8002853A SE448262B (sv) 1979-04-17 1980-04-16 Styrkoppling for styrning av laserenergi

Country Status (9)

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

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
IT8048424A0 (it) 1980-04-16
US4345330A (en) 1982-08-17
DE3014220A1 (de) 1980-10-30
NO152717B (no) 1985-07-29
GB2048558A (en) 1980-12-10
AU528012B2 (en) 1983-03-31
FR2454715A1 (fr) 1980-11-14
AU5749280A (en) 1980-10-23
GB2048558B (en) 1983-03-30
CA1166678A (en) 1984-05-01
IT1128507B (it) 1986-05-28
NO801089L (no) 1980-10-20
SE448262B (sv) 1987-02-02
DE3014220C2 (sv) 1988-10-13
NO152717C (no) 1985-11-13
FR2454715B1 (sv) 1983-06-10

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