DE68915293D1 - Laserlichtquelle zur Erzeugung eines in wenigstens einer Richtung kollimierten Strahls. - Google Patents
Laserlichtquelle zur Erzeugung eines in wenigstens einer Richtung kollimierten Strahls.Info
- Publication number
- DE68915293D1 DE68915293D1 DE68915293T DE68915293T DE68915293D1 DE 68915293 D1 DE68915293 D1 DE 68915293D1 DE 68915293 T DE68915293 T DE 68915293T DE 68915293 T DE68915293 T DE 68915293T DE 68915293 D1 DE68915293 D1 DE 68915293D1
- Authority
- DE
- Germany
- Prior art keywords
- generating
- light source
- laser light
- beam collimated
- collimated
- 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 - Fee Related
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/122—Basic optical elements, e.g. light-guiding paths
- G02B6/124—Geodesic lenses or integrated gratings
-
- 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
-
- 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
-
- 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
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
-
- 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
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/18—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities
-
- 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
- H01S3/106—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity
- H01S3/1068—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity using an acousto-optical device
-
- 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
- H01S5/06233—Controlling other output parameters than intensity or frequency
- H01S5/06243—Controlling other output parameters than intensity or frequency controlling the position or direction of the emitted beam
-
- 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
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/1028—Coupling to elements in the cavity, e.g. coupling to waveguides adjacent the active region, e.g. forward coupled [DFC] structures
- H01S5/1032—Coupling to elements comprising an optical axis that is not aligned with the optical axis of the active region
-
- 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
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/18—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities
- H01S5/185—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only horizontal cavities, e.g. horizontal cavity surface-emitting lasers [HCSEL]
- H01S5/187—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only horizontal cavities, e.g. horizontal cavity surface-emitting lasers [HCSEL] using Bragg reflection
-
- 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
- H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
- H01S5/22—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers having a ridge or stripe structure
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Semiconductor Lasers (AREA)
- Optical Integrated Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63008239A JP2624279B2 (ja) | 1988-01-20 | 1988-01-20 | スラブ導波光出射半導体レーザー |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68915293D1 true DE68915293D1 (de) | 1994-06-23 |
DE68915293T2 DE68915293T2 (de) | 1994-09-29 |
Family
ID=11687595
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68915293T Expired - Fee Related DE68915293T2 (de) | 1988-01-20 | 1989-01-19 | Laserlichtquelle zur Erzeugung eines in wenigstens einer Richtung kollimierten Strahls. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4935930A (de) |
EP (1) | EP0325251B1 (de) |
JP (1) | JP2624279B2 (de) |
DE (1) | DE68915293T2 (de) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69026850T2 (de) * | 1989-02-17 | 1996-10-10 | Sharp Kk | Gitterkoppler |
US5048913A (en) * | 1989-12-26 | 1991-09-17 | United Technologies Corporation | Optical waveguide embedded transverse spatial mode discrimination filter |
US5042897A (en) * | 1989-12-26 | 1991-08-27 | United Technologies Corporation | Optical waveguide embedded light redirecting Bragg grating arrangement |
US5625483A (en) * | 1990-05-29 | 1997-04-29 | Symbol Technologies, Inc. | Integrated light source and scanning element implemented on a semiconductor or electro-optical substrate |
US5231465A (en) * | 1991-02-08 | 1993-07-27 | Litton Systems, Inc. | High efficiency fiber absorber and method for attenuating pump light in a broadband fiber optic light source |
US5142660A (en) * | 1991-03-07 | 1992-08-25 | Litton Systems, Inc. | Broadband light source using rare earth doped glass waveguide |
US5295209A (en) * | 1991-03-12 | 1994-03-15 | General Instrument Corporation | Spontaneous emission source having high spectral density at a desired wavelength |
US5335300A (en) * | 1992-12-21 | 1994-08-02 | Motorola, Inc. | Method of manufacturing I/O node in an optical channel waveguide and apparatus for utilizing |
DE69521157T2 (de) * | 1994-02-18 | 2001-11-08 | Canon Kk | Polarisationsselektiver Halbleiterlaser, Lichtsender und optisches Kommunikationssystem unter Verwendung dieses Lasers |
US6160824A (en) * | 1998-11-02 | 2000-12-12 | Maxios Laser Corporation | Laser-pumped compound waveguide lasers and amplifiers |
US20010044431A1 (en) * | 2000-03-21 | 2001-11-22 | Rodriguez Gustavo C. | Prevention of ovarian cancer by administration of products that induce biologic effects in the ovarian epithelium |
GB2379084B (en) * | 2001-08-24 | 2006-03-29 | Marconi Caswell Ltd | Surface emitting laser |
US7720335B2 (en) * | 2004-03-24 | 2010-05-18 | Enablence Inc. | Hybrid planar lightwave circuit with reflective gratings |
US7711405B2 (en) * | 2004-04-28 | 2010-05-04 | Siemens Corporation | Method of registering pre-operative high field closed magnetic resonance images with intra-operative low field open interventional magnetic resonance images |
KR20090032674A (ko) * | 2007-09-28 | 2009-04-01 | 삼성전기주식회사 | 광 결합기 |
KR100937589B1 (ko) * | 2007-11-07 | 2010-01-20 | 한국전자통신연구원 | 하이브리드 레이저 다이오드 |
JP4962743B2 (ja) * | 2008-12-19 | 2012-06-27 | セイコーエプソン株式会社 | 発光装置 |
CN109830891B (zh) * | 2019-03-12 | 2020-10-09 | 南京大学 | 一种窄线宽半导体激光器 |
DE112020001684T5 (de) * | 2019-03-29 | 2022-01-13 | Voyant Photonics, Inc. | Strahlformung durch chipinternen Spiegel |
CN109974639B (zh) * | 2019-04-28 | 2020-05-12 | 中国科学院声学研究所 | 一种基于后退波的固体板厚度测量装置及其方法 |
CN110824615B (zh) * | 2019-11-26 | 2021-04-27 | 南京邮电大学 | 一种基于光热敏折变玻璃的波导光栅耦合器及其制备方法 |
US11105977B1 (en) | 2020-02-27 | 2021-08-31 | Honeywell International Inc. | Device for the emission of arbitrary optical beam profiles from waveguides into two-dimensional space |
US11567266B1 (en) * | 2021-12-15 | 2023-01-31 | Globalfoundries U.S. Inc. | Angled grating couplers with inclined side edge portions |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3814498A (en) * | 1972-05-04 | 1974-06-04 | Bell Telephone Labor Inc | Integrated optical circuit devices employing optical gratings |
US4039249A (en) * | 1973-03-28 | 1977-08-02 | Bell Telephone Laboratories, Incorporated | Integrated optical devices including tunable fixed grating |
US3842289A (en) * | 1973-05-18 | 1974-10-15 | California Inst Of Techn | Thin film waveguide with a periodically modulated nonlinear optical coefficient |
US3891302A (en) * | 1973-09-28 | 1975-06-24 | Western Electric Co | Method of filtering modes in optical waveguides |
US3939439A (en) * | 1974-12-17 | 1976-02-17 | Nasa | Diffused waveguiding capillary tube with distributed feedback for a gas laser |
JPS5215280A (en) * | 1975-07-28 | 1977-02-04 | Nippon Telegr & Teleph Corp <Ntt> | Cleavage semiconductor laser equipped with side surface light take-out waveguide |
US4227769A (en) * | 1978-07-24 | 1980-10-14 | Rca Corporation | Planar optical waveguide comprising thin metal oxide film incorporating a relief phase grating |
JPS6012294Y2 (ja) * | 1978-09-29 | 1985-04-20 | 日本電気株式会社 | 複合型光半導体素子 |
JPS5555592A (en) * | 1978-10-19 | 1980-04-23 | Kokusai Denshin Denwa Co Ltd <Kdd> | Semiconductor light pulse inverter |
FR2471617A1 (fr) * | 1979-12-14 | 1981-06-19 | Thomson Csf | Dispositif optique non lineaire a guide d'onde composite et source de rayonnement utilisant un tel dispositif |
JPS59135790A (ja) * | 1983-01-24 | 1984-08-04 | Mitsubishi Electric Corp | 集積化半導体レ−ザ装置 |
JPS6017727A (ja) * | 1983-07-12 | 1985-01-29 | Matsushita Electric Ind Co Ltd | 光波長変換素子 |
JPS60260017A (ja) * | 1984-06-07 | 1985-12-23 | Kokusai Denshin Denwa Co Ltd <Kdd> | 光変調素子 |
JPS60192468U (ja) * | 1984-08-29 | 1985-12-20 | 松下電器産業株式会社 | 導波路付き半導体レ−ザ装置 |
JPS61231791A (ja) * | 1985-04-08 | 1986-10-16 | Matsushita Electric Ind Co Ltd | 半導体発光素子 |
JPS61242070A (ja) * | 1985-04-19 | 1986-10-28 | Matsushita Electric Ind Co Ltd | 半導体光素子 |
JPS62123411A (ja) * | 1985-11-25 | 1987-06-04 | Canon Inc | グレ−テイング光結合器 |
JPS62124510A (ja) * | 1985-11-25 | 1987-06-05 | Canon Inc | グレ−テイング光結合器 |
US4776661A (en) * | 1985-11-25 | 1988-10-11 | Canon Kabushiki Kaisha | Integrated optical device |
-
1988
- 1988-01-20 JP JP63008239A patent/JP2624279B2/ja not_active Expired - Fee Related
-
1989
- 1989-01-18 US US07/298,357 patent/US4935930A/en not_active Expired - Lifetime
- 1989-01-19 DE DE68915293T patent/DE68915293T2/de not_active Expired - Fee Related
- 1989-01-19 EP EP89100886A patent/EP0325251B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2624279B2 (ja) | 1997-06-25 |
EP0325251A2 (de) | 1989-07-26 |
EP0325251A3 (en) | 1989-11-08 |
DE68915293T2 (de) | 1994-09-29 |
US4935930A (en) | 1990-06-19 |
EP0325251B1 (de) | 1994-05-18 |
JPH01184971A (ja) | 1989-07-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE68915293D1 (de) | Laserlichtquelle zur Erzeugung eines in wenigstens einer Richtung kollimierten Strahls. | |
DE69221806T2 (de) | Vorrichtung zum Abgeben eines defokussierten Laserstrahls mit scharfkantigem Querschnitt | |
DE59009056D1 (de) | Vorrichtung zur Erzeugung von Röntgenstrahlung mit einer Plasmaquelle. | |
DE69115716T2 (de) | Vorrichtung zum eingravieren mit einem laserstrahl | |
DE69009976T2 (de) | Vorrichtung zum aussenden von laserstrahlen. | |
DE68922180D1 (de) | Laserdioden-Fokussierungsmodul für divergierende Lichtquelle. | |
GB2087591B (en) | Semiconductor laser collimated light beam source | |
DE69317074T2 (de) | Vorrichtung zur Erzeugung von kohärentem Licht mit kurzer Wellenlänge | |
DE68918955T2 (de) | Trimmverfahren mit Hilfe eines Laserstrahls. | |
DE69210088T2 (de) | Laserquelle mit externer Modulation für Mehrfachstrahlbeleuchtung | |
DE69107232D1 (de) | Apparat zur Dämpfung eines Laserstrahls. | |
DE68918425T2 (de) | Verfahren und Schaltung zur Regelung eines Lasers. | |
FR2652685B1 (fr) | Source laser de puissance a commande optique de balayage de faisceau. | |
DE68910883T2 (de) | Vorrichtung zur Erzeugung optischer Oberwellen. | |
DE68921000D1 (de) | Hochgeschwindigkeitsverschluss für laserstrahl. | |
DE68922246D1 (de) | Laserstrahlblende. | |
DE69015925T2 (de) | Optische Einheit für die Verwendung in einem Laserstrahldrucker oder dergleichen. | |
DE68907713T2 (de) | Laserstrahlübertragungseinheit. | |
IT217553Z2 (it) | Dispositivo per produrre un fascio di luce laser | |
DE68926409T2 (de) | Laserstrahlprojektiereinheit | |
FR2636554B1 (fr) | Dispositif de soudage de toles ou analogues par un faisceau laser | |
DE59003868D1 (de) | Einrichtung zur Umlenkung und Fokussierung eines Lichtstrahls. | |
DE69730917D1 (de) | Vorrichtung zur Emission eines Laserstrahls | |
DE69105440T2 (de) | Vorrichtung zur Erzeugung von mehreren Lichtstrahlen. | |
DE68913674D1 (de) | Vorrichtung zur Oberflächenbehandlung durch Ablenken eines Laserstrahls. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |