DE3466840D1 - Infrared light source comprising a semiconductor laser coupled to means for mode selection and power control - Google Patents
Infrared light source comprising a semiconductor laser coupled to means for mode selection and power controlInfo
- Publication number
- DE3466840D1 DE3466840D1 DE8484401510T DE3466840T DE3466840D1 DE 3466840 D1 DE3466840 D1 DE 3466840D1 DE 8484401510 T DE8484401510 T DE 8484401510T DE 3466840 T DE3466840 T DE 3466840T DE 3466840 D1 DE3466840 D1 DE 3466840D1
- Authority
- DE
- Germany
- Prior art keywords
- light source
- power control
- semiconductor laser
- infrared light
- mode selection
- 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
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
- H01S5/10—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
- H01S5/14—External cavity lasers
-
- 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
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4202—Packages, e.g. shape, construction, internal or external details for coupling an active element with fibres without intermediate optical elements, e.g. fibres with plane ends, fibres with shaped ends, bundles
-
- 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
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
- G02B6/4236—Fixing or mounting methods of the aligned elements
- G02B6/424—Mounting of the optical light guide
-
- 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
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
- G02B6/4236—Fixing or mounting methods of the aligned elements
- G02B6/4245—Mounting of the opto-electronic elements
-
- 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
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4256—Details of housings
- G02B6/4257—Details of housings having a supporting carrier or a mounting substrate or a mounting plate
-
- 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
- H01S5/02—Structural details or components not essential to laser action
- H01S5/022—Mountings; Housings
- H01S5/023—Mount members, e.g. sub-mount members
- H01S5/02325—Mechanically integrated components on mount members or optical micro-benches
-
- 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
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4266—Thermal aspects, temperature control or temperature monitoring
- G02B6/4268—Cooling
- G02B6/4271—Cooling with thermo electric cooling
-
- 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
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4286—Optical modules with optical power monitoring
-
- 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
- H01S5/02—Structural details or components not essential to laser action
- H01S5/022—Mountings; Housings
- H01S5/0225—Out-coupling of light
- H01S5/02251—Out-coupling of light using optical fibres
-
- 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
- H01S5/0651—Mode control
- H01S5/0653—Mode suppression, e.g. specific multimode
- H01S5/0654—Single longitudinal mode emission
-
- 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
-
- 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
- H01S5/1039—Details on the cavity length
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- Optical Couplings Of Light Guides (AREA)
- Semiconductor Lasers (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8312249A FR2550023B1 (fr) | 1983-07-25 | 1983-07-25 | Source lumineuse infrarouge comprenant un laser a semiconducteur associe a des moyens de selection de mode et d'asservissement en puissance |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3466840D1 true DE3466840D1 (en) | 1987-11-19 |
Family
ID=9291080
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484401510T Expired DE3466840D1 (en) | 1983-07-25 | 1984-07-18 | Infrared light source comprising a semiconductor laser coupled to means for mode selection and power control |
Country Status (5)
Country | Link |
---|---|
US (1) | US4630278A (de) |
EP (1) | EP0133394B1 (de) |
JP (1) | JPS6043930A (de) |
DE (1) | DE3466840D1 (de) |
FR (1) | FR2550023B1 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4784454A (en) * | 1982-08-02 | 1988-11-15 | Andrew Corporation | Optical fiber and laser interface device |
JPS61156329U (de) * | 1985-03-18 | 1986-09-27 | ||
DE3534017A1 (de) * | 1985-09-24 | 1987-03-26 | Siemens Ag | Verfahren zum ankoppeln einer laserdiode an einen monomode-lichtwellenleiter und eine anordnung aus einer laserdiode und einem daran angekoppelten lichtwellenleiter |
FR2588377B1 (fr) * | 1985-10-08 | 1989-03-31 | Comp Generale Electricite | Source lumineuse infrarouge accordable |
US4797896A (en) * | 1987-05-06 | 1989-01-10 | Light Wave Electronics Co. | Solid state optical ring resonator and laser using same |
EP0308603A1 (de) * | 1987-09-25 | 1989-03-29 | Siemens Aktiengesellschaft | Dynamisch einmodiger Lasersender |
FR2655161B1 (fr) * | 1989-11-30 | 1992-12-24 | Cit Alcatel | Dispositif a double couplage optique, notamment pour systeme de transmission a fibres optiques. |
US5073838A (en) * | 1989-12-04 | 1991-12-17 | Ncr Corporation | Method and apparatus for preventing damage to a temperature-sensitive semiconductor device |
US5367530A (en) * | 1992-05-29 | 1994-11-22 | Sanyo Electric Co., Ltd. | Semiconductor laser apparatus |
GB9221105D0 (en) * | 1992-10-07 | 1992-11-18 | Diomed Ltd | Laser diode assembly |
EP0732781B1 (de) * | 1995-03-14 | 2002-12-18 | Brown & Sharpe Tesa S.A. | Element mit einem geregelten Diodenlaser, und elektrooptische Vorrichtung unter Verwendung eines derartigen Elements |
US20060038302A1 (en) * | 2004-08-19 | 2006-02-23 | Kejun Zeng | Thermal fatigue resistant tin-lead-silver solder |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3793595A (en) * | 1971-12-27 | 1974-02-19 | Perkin Elmer Corp | Single frequency stabilized laser |
US3835415A (en) * | 1972-06-28 | 1974-09-10 | Ibm | High radiance semiconductor laser |
US4375067A (en) * | 1979-05-08 | 1983-02-22 | Canon Kabushiki Kaisha | Semiconductor laser device having a stabilized output beam |
DE2931526C2 (de) * | 1979-08-03 | 1984-02-09 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Anordnung zur Intensitätsregelung einer von einem Halbleiter-Laser emittierten Strahlung |
US4297651A (en) * | 1979-08-23 | 1981-10-27 | Northern Telecom Limited | Methods for simultaneous suppression of laser pulsations and continuous monitoring of output power |
FR2519813B1 (fr) * | 1982-01-08 | 1986-01-17 | Thomson Csf | Dispositif de stabilisation de la puissance optique d'un laser semi-conducteur |
FR2531819A1 (fr) * | 1982-08-12 | 1984-02-17 | Demeure Loic | Embase pour laser a semi-conducteur et son procede de fabrication |
US4485475A (en) * | 1983-05-27 | 1984-11-27 | The Mitre Corporation | Optical source peak wavelength control using a wavelength feedback network |
-
1983
- 1983-07-25 FR FR8312249A patent/FR2550023B1/fr not_active Expired
-
1984
- 1984-07-18 DE DE8484401510T patent/DE3466840D1/de not_active Expired
- 1984-07-18 EP EP84401510A patent/EP0133394B1/de not_active Expired
- 1984-07-20 US US06/632,729 patent/US4630278A/en not_active Expired - Fee Related
- 1984-07-25 JP JP59153288A patent/JPS6043930A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0133394B1 (de) | 1987-10-14 |
US4630278A (en) | 1986-12-16 |
FR2550023B1 (fr) | 1987-03-27 |
JPS6043930A (ja) | 1985-03-08 |
EP0133394A1 (de) | 1985-02-20 |
FR2550023A1 (fr) | 1985-02-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0218449A3 (en) | Apparatus for stabilizing the optical output power of a apparatus for stabilizing the optical output power of a semiconductor laser semiconductor laser | |
DE3479303D1 (en) | Output control of short circuit welding power source | |
EP0138452A3 (en) | Laser light source device | |
GB2192268B (en) | Light source unit | |
DE3465842D1 (en) | Method and device for regulating the light power of laser diodes | |
EP0221710A3 (en) | Apparatus for controlling the power of a laser | |
GB2190783B (en) | Laser diode intensity and wavelength control | |
DE3466840D1 (en) | Infrared light source comprising a semiconductor laser coupled to means for mode selection and power control | |
DE2860185D1 (en) | Power supply for a semiconductor light source | |
SG154894G (en) | High power laser with output direction control | |
DE3475443D1 (en) | Power supply source control system | |
GB8625484D0 (en) | Power supply output control device | |
EP0448776A3 (en) | Control of output energy of pulsed light source | |
SG111987G (en) | Artifical light source device | |
GB2215100B (en) | Power source control apparatus | |
GB2227396B (en) | Dual power source output amplifier | |
DE3279762D1 (en) | A plasma-recombination laser having high power output | |
GB8400936D0 (en) | Power source | |
EP0117726A3 (en) | Laser diode control circuitry | |
EP0054939A3 (en) | Laser output controlling device | |
GB8319882D0 (en) | Controlling intensity light source | |
JPS5543744A (en) | Light source output controller | |
FI891282A (fi) | Televisiolaitteen suurteholähde | |
ZA843313B (en) | Power control apparatus with optical isolation feedback means | |
GB8815322D0 (en) | Power source thermal response control |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |