WO1998048495A2 - Laser device - Google Patents
Laser device Download PDFInfo
- Publication number
- WO1998048495A2 WO1998048495A2 PCT/DE1998/001053 DE9801053W WO9848495A2 WO 1998048495 A2 WO1998048495 A2 WO 1998048495A2 DE 9801053 W DE9801053 W DE 9801053W WO 9848495 A2 WO9848495 A2 WO 9848495A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- laser
- laser device
- diodes
- laser diodes
- waveguide structure
- 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
- H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
- H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar
- H01S5/4031—Edge-emitting structures
- H01S5/4062—Edge-emitting structures with an external cavity or using internal filters, e.g. Talbot filters
-
- 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
- H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
- H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar
- H01S5/4031—Edge-emitting structures
- H01S5/4068—Edge-emitting structures with lateral coupling by axially offset or by merging waveguides, e.g. Y-couplers
-
- 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
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/06—Construction or shape of active medium
- H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
- H01S3/0632—Thin film lasers in which light propagates in the plane of the thin film
-
- 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
- H01S5/0624—Controlling other output parameters than intensity or frequency controlling the near- or far field
-
- 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
- H01S5/0625—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes in multi-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
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Semiconductor Lasers (AREA)
- Lasers (AREA)
- Radiation-Therapy Devices (AREA)
- Optical Integrated Circuits (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002286774A CA2286774A1 (en) | 1997-04-18 | 1998-04-14 | Laser device |
EP98931917A EP0976184A2 (en) | 1997-04-18 | 1998-04-14 | Laser device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19716422.6 | 1997-04-18 | ||
DE19716422 | 1997-04-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO1998048495A2 true WO1998048495A2 (en) | 1998-10-29 |
WO1998048495A3 WO1998048495A3 (en) | 1999-01-28 |
Family
ID=7827025
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE1998/001053 WO1998048495A2 (en) | 1997-04-18 | 1998-04-14 | Laser device |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0976184A2 (en) |
CN (1) | CN1252901A (en) |
CA (1) | CA2286774A1 (en) |
WO (1) | WO1998048495A2 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001081966A2 (en) * | 2000-04-20 | 2001-11-01 | Infineon Technologies Ag | Laser system |
WO2002042808A2 (en) * | 2000-11-24 | 2002-05-30 | Applied Wdm, Inc. | Optical waveguide multimode to single mode transformer |
DE102004038283B4 (en) * | 2004-08-03 | 2008-04-03 | Forschungsverbund Berlin E.V. | Optoelectronic element and method for the coherent coupling of active regions of optoelectronic elements |
US20210126421A1 (en) * | 2019-10-24 | 2021-04-29 | Fujitsu Limited | Wavelength tunable light source, optical transmission apparatus using the same, and method of controlling wavelength tunable light source |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6668003B2 (en) * | 2002-02-12 | 2003-12-23 | Quintessence Photonics Corporation | Laser diode array with an in-phase output |
CN106454648B (en) * | 2016-07-15 | 2019-07-02 | 南京大学 | A kind of acoustic waveguide |
CN106338800B (en) * | 2016-10-31 | 2018-06-12 | 华中科技大学 | It is a kind of to be used for optical fiber and the horizontal coupler of chip chamber optical signal transmission |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4578791A (en) * | 1982-12-20 | 1986-03-25 | Trw Inc. | High-power injection laser diode structure |
US4878724A (en) * | 1987-07-30 | 1989-11-07 | Trw Inc. | Electrooptically tunable phase-locked laser array |
US5023882A (en) * | 1990-05-07 | 1991-06-11 | Xerox Corporation | Phased locked arrays with single lobe output beam |
DE4123858C1 (en) * | 1991-07-18 | 1992-12-03 | Messerschmitt-Boelkow-Blohm Gmbh, 8012 Ottobrunn, De | Semiconductor laser array stabilising arrangement - provides fibre-shaped reflectors so that radiation characteristic extends as ray along X=axis |
US5513196A (en) * | 1995-02-14 | 1996-04-30 | Deacon Research | Optical source with mode reshaping |
EP0723323A2 (en) * | 1994-12-22 | 1996-07-24 | CeramOptec GmbH | Compound laser system for high power density |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07168040A (en) * | 1993-12-14 | 1995-07-04 | Nippon Steel Corp | Semiconductor laser converging apparatus |
-
1998
- 1998-04-14 EP EP98931917A patent/EP0976184A2/en not_active Withdrawn
- 1998-04-14 WO PCT/DE1998/001053 patent/WO1998048495A2/en not_active Application Discontinuation
- 1998-04-14 CN CN 98804305 patent/CN1252901A/en active Pending
- 1998-04-14 CA CA002286774A patent/CA2286774A1/en not_active Abandoned
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4578791A (en) * | 1982-12-20 | 1986-03-25 | Trw Inc. | High-power injection laser diode structure |
US4878724A (en) * | 1987-07-30 | 1989-11-07 | Trw Inc. | Electrooptically tunable phase-locked laser array |
US5023882A (en) * | 1990-05-07 | 1991-06-11 | Xerox Corporation | Phased locked arrays with single lobe output beam |
DE4123858C1 (en) * | 1991-07-18 | 1992-12-03 | Messerschmitt-Boelkow-Blohm Gmbh, 8012 Ottobrunn, De | Semiconductor laser array stabilising arrangement - provides fibre-shaped reflectors so that radiation characteristic extends as ray along X=axis |
EP0723323A2 (en) * | 1994-12-22 | 1996-07-24 | CeramOptec GmbH | Compound laser system for high power density |
US5513196A (en) * | 1995-02-14 | 1996-04-30 | Deacon Research | Optical source with mode reshaping |
Non-Patent Citations (1)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 095, no. 010, 30. November 1995 & JP 07 168040 A (NIPPON STEEL CORP), 4. Juli 1995 * |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001081966A2 (en) * | 2000-04-20 | 2001-11-01 | Infineon Technologies Ag | Laser system |
WO2001081966A3 (en) * | 2000-04-20 | 2002-02-07 | Infineon Technologies Ag | Laser system |
WO2002042808A2 (en) * | 2000-11-24 | 2002-05-30 | Applied Wdm, Inc. | Optical waveguide multimode to single mode transformer |
WO2002042808A3 (en) * | 2000-11-24 | 2003-04-17 | Applied Wdm Inc | Optical waveguide multimode to single mode transformer |
US6580850B1 (en) | 2000-11-24 | 2003-06-17 | Applied Wdm, Inc. | Optical waveguide multimode to single mode transformer |
DE102004038283B4 (en) * | 2004-08-03 | 2008-04-03 | Forschungsverbund Berlin E.V. | Optoelectronic element and method for the coherent coupling of active regions of optoelectronic elements |
US20210126421A1 (en) * | 2019-10-24 | 2021-04-29 | Fujitsu Limited | Wavelength tunable light source, optical transmission apparatus using the same, and method of controlling wavelength tunable light source |
US11664644B2 (en) * | 2019-10-24 | 2023-05-30 | Fujitsu Limited | Wavelength tunable light source, optical transmission apparatus using the same, and method of controlling wavelength tunable light source |
Also Published As
Publication number | Publication date |
---|---|
EP0976184A2 (en) | 2000-02-02 |
CA2286774A1 (en) | 1998-10-29 |
CN1252901A (en) | 2000-05-10 |
WO1998048495A3 (en) | 1999-01-28 |
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