BE751471A - Dispositif a laser a semi-conducteur - Google Patents
Dispositif a laser a semi-conducteurInfo
- Publication number
- BE751471A BE751471A BE751471DA BE751471A BE 751471 A BE751471 A BE 751471A BE 751471D A BE751471D A BE 751471DA BE 751471 A BE751471 A BE 751471A
- Authority
- BE
- Belgium
- Prior art keywords
- semiconductor laser
- laser device
- semiconductor
- laser
- Prior art date
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
- H01S5/00—Semiconductor lasers
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/062—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes
- H01S5/06209—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes in single-section lasers
- H01S5/06216—Pulse modulation or generation
-
- 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
- H01S5/00—Semiconductor lasers
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/068—Stabilisation of laser output parameters
- H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
- H01S5/06835—Stabilising during pulse modulation or generation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/50—Transmitters
- H04B10/501—Structural aspects
- H04B10/503—Laser transmitters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/50—Transmitters
- H04B10/508—Pulse generation, e.g. generation of solitons
-
- 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
- H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
- H01S3/0057—Temporal shaping, e.g. pulse compression, frequency chirping
-
- 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
- H01S5/00—Semiconductor lasers
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/065—Mode locking; Mode suppression; Mode selection ; Self pulsating
- H01S5/0658—Self-pulsating
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Semiconductor Lasers (AREA)
- Lasers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US83336569A | 1969-06-16 | 1969-06-16 | |
US88118469A | 1969-12-01 | 1969-12-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE751471A true BE751471A (fr) | 1970-11-16 |
Family
ID=27125617
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE751471D BE751471A (fr) | 1969-06-16 | 1970-06-04 | Dispositif a laser a semi-conducteur |
Country Status (8)
Country | Link |
---|---|
US (1) | US3641459A (fr) |
JP (1) | JPS5435076B1 (fr) |
BE (1) | BE751471A (fr) |
DE (1) | DE2029703C3 (fr) |
FR (1) | FR2046793B1 (fr) |
GB (1) | GB1266086A (fr) |
NL (1) | NL170786C (fr) |
SE (1) | SE367284B (fr) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3747019A (en) * | 1970-07-16 | 1973-07-17 | Union Carbide Corp | Method and means for stabilizing the amplitude and repetition frequency of a repetitively q-switched laser |
GB1483849A (en) * | 1974-09-21 | 1977-08-24 | Nippon Electric Co | Semiconductor laser device equipped with a silicon heat sink |
JPS52153685A (en) * | 1976-06-17 | 1977-12-20 | Agency Of Ind Science & Technol | Light transmission device |
EP0001714B1 (fr) * | 1977-10-26 | 1984-03-21 | The Post Office | Appareil de commande pour un dispositif laser à semi-conducteur |
US4237427A (en) * | 1978-06-16 | 1980-12-02 | International Telephone And Telegraph Corporation | Apparatus for stabilizing a laser |
JPS5534436A (en) * | 1978-08-31 | 1980-03-11 | Fujitsu Ltd | Semiconductor luminous device |
JPS5555591A (en) * | 1978-10-19 | 1980-04-23 | Kokusai Denshin Denwa Co Ltd <Kdd> | Semiconductor light amplifier |
DE3000657A1 (de) * | 1980-01-10 | 1981-07-16 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Anordnung zur wellenlaengestabilisierung von halbleiterlasern |
US4317236A (en) * | 1980-02-25 | 1982-02-23 | Bell Telephone Laboratories, Incorporated | Laser digital transmitter |
US4539685A (en) * | 1982-09-02 | 1985-09-03 | United Technologies Corporation | Passively Q-switched laser having a variable pulse rate |
JPS59171037A (ja) * | 1983-03-18 | 1984-09-27 | Hitachi Ltd | 半導体レーザの駆動方法及び駆動装置 |
JPS6035344A (ja) * | 1983-08-08 | 1985-02-23 | Hitachi Tobu Semiconductor Ltd | 発光装置およびこれを用いた光学的信号処理装置 |
GB2154787B (en) * | 1984-01-17 | 1987-04-01 | Standard Telephones Cables Ltd | Laser stabilisation circuit |
US5157676A (en) * | 1990-06-19 | 1992-10-20 | The United States Of America As Represented By The United States Department Of Energy | Apparatus and process for active pulse intensity control of laser beam |
JP2914586B2 (ja) * | 1990-12-12 | 1999-07-05 | 株式会社アドバンテスト | 発振器及びこの発振器を利用した光周波数測定装置 |
US5226051A (en) * | 1991-06-04 | 1993-07-06 | Lightwave Electronics | Laser pump control for output power stabilization |
US5283794A (en) * | 1993-03-01 | 1994-02-01 | Litton Systems, Inc. | Laser apparatus and method employing fuzzy logic based pulse width modulation |
WO2011027963A2 (fr) * | 2009-09-01 | 2011-03-10 | 엘지전자 주식회사 | Appareil de cuisson employant des micro-ondes |
CN112362928A (zh) * | 2020-09-16 | 2021-02-12 | 天津大学 | 一种可同步测量的高精度可编程脉冲产生***及方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3258569A (en) * | 1961-02-15 | 1966-06-28 | Westinghouse Electric Corp | Truck-mounted compressed-gas circuit interrupter with tank-enclosed interrupting units and blast tubes in spaced vertical planes |
US3483383A (en) * | 1964-03-11 | 1969-12-09 | Ibm | Optical pulse communication and ranging system by amplitude modulating laser injection source and detecting optical pulse width |
GB1102816A (en) * | 1964-06-10 | 1968-02-14 | Semiconductors Ltd | Improvements in or relating to laser devices |
US3521073A (en) * | 1965-11-26 | 1970-07-21 | Gen Dynamics Corp | Light emitting semiconductor diode using the field emission effect |
US3478280A (en) * | 1966-10-14 | 1969-11-11 | Gen Electric | Pulse width modulated laser |
US3459942A (en) * | 1966-12-05 | 1969-08-05 | Gen Electric | High frequency light source |
-
1969
- 1969-12-01 US US881184A patent/US3641459A/en not_active Expired - Lifetime
-
1970
- 1970-06-04 BE BE751471D patent/BE751471A/fr not_active IP Right Cessation
- 1970-06-10 GB GB1266086D patent/GB1266086A/en not_active Expired
- 1970-06-12 SE SE08180/70A patent/SE367284B/xx unknown
- 1970-06-15 FR FR7021962A patent/FR2046793B1/fr not_active Expired
- 1970-06-15 NL NLAANVRAGE7008710,A patent/NL170786C/xx not_active IP Right Cessation
- 1970-06-16 JP JP5168670A patent/JPS5435076B1/ja active Pending
- 1970-06-16 DE DE2029703A patent/DE2029703C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL7008710A (fr) | 1970-12-18 |
JPS5435076B1 (fr) | 1979-10-31 |
DE2029703A1 (de) | 1971-01-28 |
FR2046793B1 (fr) | 1974-05-03 |
FR2046793A1 (fr) | 1971-03-12 |
NL170786B (nl) | 1982-07-16 |
GB1266086A (fr) | 1972-03-08 |
NL170786C (nl) | 1982-12-16 |
SE367284B (fr) | 1974-05-20 |
DE2029703B2 (de) | 1977-10-27 |
DE2029703C3 (de) | 1978-06-22 |
US3641459A (en) | 1972-02-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE20 | Patent expired |
Owner name: WESTERN ELECTRIC CY INC. Effective date: 19900604 |