DE3864639D1 - Regelschaltung fuer laseroszillator. - Google Patents
Regelschaltung fuer laseroszillator.Info
- Publication number
- DE3864639D1 DE3864639D1 DE8888901931T DE3864639T DE3864639D1 DE 3864639 D1 DE3864639 D1 DE 3864639D1 DE 8888901931 T DE8888901931 T DE 8888901931T DE 3864639 T DE3864639 T DE 3864639T DE 3864639 D1 DE3864639 D1 DE 3864639D1
- Authority
- DE
- Germany
- Prior art keywords
- laseroscillator
- control circuit
- circuit
- control
- 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 - Lifetime
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
- H01S3/102—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the active medium, e.g. by controlling the processes or apparatus for excitation
- H01S3/104—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the active medium, e.g. by controlling the processes or apparatus for excitation in gas lasers
-
- 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
- H01S3/097—Processes or apparatus for excitation, e.g. pumping by gas discharge of a gas laser
- H01S3/0975—Processes or apparatus for excitation, e.g. pumping by gas discharge of a gas laser using inductive or capacitive excitation
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Lasers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62066777A JP2651147B2 (ja) | 1987-03-20 | 1987-03-20 | レーザー発振器制御回路 |
PCT/JP1988/000184 WO1988007274A1 (en) | 1987-03-20 | 1988-02-19 | Laser oscillator control circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3864639D1 true DE3864639D1 (de) | 1991-10-10 |
Family
ID=13325633
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8888901931T Expired - Lifetime DE3864639D1 (de) | 1987-03-20 | 1988-02-19 | Regelschaltung fuer laseroszillator. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4890291A (de) |
EP (1) | EP0308511B2 (de) |
JP (1) | JP2651147B2 (de) |
KR (1) | KR890700948A (de) |
DE (1) | DE3864639D1 (de) |
WO (1) | WO1988007274A1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2204442B (en) * | 1987-05-06 | 1992-01-08 | Ferranti Plc | Radio-frequency excited gas laser |
JP2647598B2 (ja) * | 1992-03-27 | 1997-08-27 | 動力炉・核燃料開発事業団 | レーザーシステムの出力制御方法 |
US5463650A (en) * | 1992-07-17 | 1995-10-31 | Kabushiki Kaisha Komatsu Seisakusho | Apparatus for controlling output of an excimer laser device |
JPH07273387A (ja) * | 1994-03-31 | 1995-10-20 | Fanuc Ltd | 出力波形制御方式 |
US5764505A (en) * | 1996-01-23 | 1998-06-09 | Cymer, Inc. | Gas discharge laser control systems using multiple CPU's with shared memory on a common bus |
US5657334A (en) * | 1996-02-15 | 1997-08-12 | Cymer, Inc. | External high voltage control for a laser system |
JP3292125B2 (ja) * | 1997-03-21 | 2002-06-17 | 三菱電機株式会社 | ガスレーザ加工機 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3806829A (en) * | 1971-04-13 | 1974-04-23 | Sys Inc | Pulsed laser system having improved energy control with improved power supply laser emission energy sensor and adjustable repetition rate control features |
JPS55148480A (en) * | 1979-05-08 | 1980-11-19 | Mitsubishi Electric Corp | Laser device |
JPS56144587A (en) * | 1980-04-11 | 1981-11-10 | Toshiba Corp | Pulse laser waveform controller |
JPS57183088A (en) * | 1981-05-08 | 1982-11-11 | Sumitomo Electric Ind Ltd | Laser controller with pulse repetition |
JPS6030269A (ja) * | 1983-07-29 | 1985-02-15 | Nec Corp | ファクシミリ装置 |
JPS60223179A (ja) * | 1984-04-20 | 1985-11-07 | Mitsubishi Electric Corp | レ−ザ発振器 |
JPH107693A (ja) * | 1996-03-25 | 1998-01-13 | Yoshitomi Fine Chem Kk | 新規糖誘導体、その製造法、リパーゼ活性測定用試薬およびリパーゼ活性測定方法 |
-
1987
- 1987-03-20 JP JP62066777A patent/JP2651147B2/ja not_active Expired - Fee Related
-
1988
- 1988-02-19 US US07/273,520 patent/US4890291A/en not_active Expired - Lifetime
- 1988-02-19 WO PCT/JP1988/000184 patent/WO1988007274A1/ja active IP Right Grant
- 1988-02-19 EP EP88901931A patent/EP0308511B2/de not_active Expired - Lifetime
- 1988-02-19 DE DE8888901931T patent/DE3864639D1/de not_active Expired - Lifetime
- 1988-11-19 KR KR1019880701499A patent/KR890700948A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
JPS63232476A (ja) | 1988-09-28 |
EP0308511A4 (de) | 1989-02-23 |
KR890700948A (ko) | 1989-04-28 |
EP0308511B2 (de) | 1995-04-26 |
JP2651147B2 (ja) | 1997-09-10 |
EP0308511A1 (de) | 1989-03-29 |
EP0308511B1 (de) | 1991-09-04 |
WO1988007274A1 (en) | 1988-09-22 |
US4890291A (en) | 1989-12-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8366 | Restricted maintained after opposition proceedings | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |