DE69503079T2 - Lasersteuerungsanordnung zum Abstimmen eines Lasers - Google Patents
Lasersteuerungsanordnung zum Abstimmen eines LasersInfo
- Publication number
- DE69503079T2 DE69503079T2 DE69503079T DE69503079T DE69503079T2 DE 69503079 T2 DE69503079 T2 DE 69503079T2 DE 69503079 T DE69503079 T DE 69503079T DE 69503079 T DE69503079 T DE 69503079T DE 69503079 T2 DE69503079 T2 DE 69503079T2
- Authority
- DE
- Germany
- Prior art keywords
- laser
- tuning
- control arrangement
- laser control
- arrangement
- 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
-
- 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
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
-
- 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
- H01S3/1062—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 a controlled passive interferometer, e.g. a Fabry-Perot etalon
-
- 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
- H01S5/0687—Stabilising the frequency of the laser
-
- 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
- H01S3/13—Stabilisation of laser output parameters, e.g. frequency or amplitude
- H01S3/139—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the mutual position or the reflecting properties of the reflectors of the cavity, e.g. by controlling the cavity length
- H01S3/1392—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the mutual position or the reflecting properties of the reflectors of the cavity, e.g. by controlling the cavity length by using a passive reference, e.g. absorption cell
-
- 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
- H01S5/026—Monolithically integrated components, e.g. waveguides, monitoring photo-detectors, drivers
- H01S5/0268—Integrated waveguide grating router, e.g. emission of a multi-wavelength laser array is combined by a "dragon router"
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Semiconductor Lasers (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/209,585 US5509023A (en) | 1994-03-10 | 1994-03-10 | Laser control arrangement for tuning a laser |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69503079D1 DE69503079D1 (de) | 1998-07-30 |
DE69503079T2 true DE69503079T2 (de) | 1999-02-04 |
Family
ID=22779371
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69503079T Expired - Fee Related DE69503079T2 (de) | 1994-03-10 | 1995-02-28 | Lasersteuerungsanordnung zum Abstimmen eines Lasers |
Country Status (7)
Country | Link |
---|---|
US (1) | US5509023A (de) |
EP (1) | EP0671792B1 (de) |
JP (1) | JPH07273392A (de) |
KR (1) | KR950035160A (de) |
AU (1) | AU687147B2 (de) |
CA (1) | CA2140082C (de) |
DE (1) | DE69503079T2 (de) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5881079A (en) * | 1997-05-22 | 1999-03-09 | Lucent Technologies Inc. | Wavelength selectable laser with inherent and single-mode stability |
US6175579B1 (en) | 1998-10-27 | 2001-01-16 | Precision Light L.L.C. | Apparatus and method for laser frequency control |
US6449077B1 (en) * | 1999-03-09 | 2002-09-10 | Agere Systems Guardian Corp. | Method and apparatus for electrically switching a wavelength control system |
US6839364B1 (en) * | 2000-09-29 | 2005-01-04 | Triquint Technology Holding Co. | Feedback control loop operating system for tunable source |
US6795459B2 (en) | 2000-10-18 | 2004-09-21 | Fibera, Inc. | Light frequency locker |
US7672546B2 (en) | 2001-10-09 | 2010-03-02 | Infinera Corporation | Optical transport network having a plurality of monolithic photonic integrated circuit semiconductor chips |
US7751658B2 (en) | 2001-10-09 | 2010-07-06 | Infinera Corporation | Monolithic transmitter photonic integrated circuit (TxPIC) having tunable modulated sources with feedback system for source power level or wavelength tuning |
US7295783B2 (en) | 2001-10-09 | 2007-11-13 | Infinera Corporation | Digital optical network architecture |
US6985644B2 (en) * | 2002-04-26 | 2006-01-10 | T-Networks, Inc. | Semiconductor micro-resonator for monitoring an optical device |
US7747114B2 (en) | 2002-10-08 | 2010-06-29 | Infinera Corporation | Tilted combiners/decombiners and photonic integrated circuits (PICs) employing the same |
WO2004034530A1 (en) * | 2002-10-08 | 2004-04-22 | Infinera Corporation | TRANSMITTER PHOTONIC INTEGRATED CIRCUIT (TxPIC) CHIPS |
US20050180711A1 (en) * | 2004-02-13 | 2005-08-18 | Kamath Kishore K. | Dual loop automatic power control of optical transmitters |
US7492463B2 (en) * | 2004-04-15 | 2009-02-17 | Davidson Instruments Inc. | Method and apparatus for continuous readout of Fabry-Perot fiber optic sensor |
US7305158B2 (en) * | 2004-04-15 | 2007-12-04 | Davidson Instruments Inc. | Interferometric signal conditioner for measurement of absolute static displacements and dynamic displacements of a Fabry-Perot interferometer |
EP1681540A1 (de) * | 2004-12-21 | 2006-07-19 | Davidson Instruments, Inc. | Mehrkanalarrayprozessor |
US7864329B2 (en) * | 2004-12-21 | 2011-01-04 | Halliburton Energy Services, Inc. | Fiber optic sensor system having circulators, Bragg gratings and couplers |
US20060274323A1 (en) * | 2005-03-16 | 2006-12-07 | Gibler William N | High intensity fabry-perot sensor |
WO2007033069A2 (en) * | 2005-09-13 | 2007-03-22 | Davidson Instruments Inc. | Tracking algorithm for linear array signal processor for fabry-perot cross-correlation pattern and method of using same |
US7684051B2 (en) * | 2006-04-18 | 2010-03-23 | Halliburton Energy Services, Inc. | Fiber optic seismic sensor based on MEMS cantilever |
WO2007126475A2 (en) * | 2006-04-26 | 2007-11-08 | Davidson Instruments, Inc. | Fiber optic mems seismic sensor with mass supported by hinged beams |
US8115937B2 (en) * | 2006-08-16 | 2012-02-14 | Davidson Instruments | Methods and apparatus for measuring multiple Fabry-Perot gaps |
CA2676246C (en) * | 2007-01-24 | 2013-03-19 | Halliburton Energy Services, Inc. | Transducer for measuring environmental parameters |
JP2016066854A (ja) * | 2014-09-24 | 2016-04-28 | 住友電気工業株式会社 | 光送信器 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4468773A (en) * | 1981-05-29 | 1984-08-28 | Seaton Norman T | Laser control apparatus and method |
NL8201975A (nl) * | 1982-05-13 | 1983-12-01 | Philips Nv | Laserinrichting en interferometer bevattende een dergelijke laserinrichting. |
JPS63179587A (ja) * | 1987-01-20 | 1988-07-23 | Nec Corp | レ−ザ装置の発振周波数制御装置 |
DE3885134D1 (de) * | 1987-03-30 | 1993-12-02 | Siemens Ag | Anordnung zur Steuerung oder Regelung einer Emissionswellenlänge und emittierten Leistung eines Halbleiterlasers. |
US4904042A (en) * | 1988-05-03 | 1990-02-27 | American Telephone And Telegraph Company | N×N optical star coupler |
US4914666A (en) * | 1989-05-04 | 1990-04-03 | At&T Bell Laboratories | Random-access digitally -tuned optical frequency synthesizer |
US5002350A (en) * | 1990-02-26 | 1991-03-26 | At&T Bell Laboratories | Optical multiplexer/demultiplexer |
US5136671A (en) * | 1991-08-21 | 1992-08-04 | At&T Bell Laboratories | Optical switch, multiplexer, and demultiplexer |
US5204640A (en) * | 1992-02-10 | 1993-04-20 | California Institute Of Technology | Widely tunable oscillator stabilization using analog fiber optic delay line |
EP0571132A1 (de) * | 1992-05-22 | 1993-11-24 | AT&T Corp. | Abstimmbarer optischer Empfänger |
US5243672A (en) * | 1992-08-04 | 1993-09-07 | At&T Bell Laboratories | Planar waveguide having optimized bend |
US5339157A (en) * | 1993-02-19 | 1994-08-16 | At&T Bell Laboratories | Rapidly tunable integrated optical filter |
US5373517A (en) * | 1993-02-19 | 1994-12-13 | At&T Corp. | Rapidly tunable integrated laser |
-
1994
- 1994-03-10 US US08/209,585 patent/US5509023A/en not_active Expired - Lifetime
-
1995
- 1995-01-12 CA CA002140082A patent/CA2140082C/en not_active Expired - Fee Related
- 1995-02-28 DE DE69503079T patent/DE69503079T2/de not_active Expired - Fee Related
- 1995-02-28 EP EP95301289A patent/EP0671792B1/de not_active Expired - Lifetime
- 1995-03-02 AU AU13600/95A patent/AU687147B2/en not_active Expired - Fee Related
- 1995-03-10 JP JP7050680A patent/JPH07273392A/ja active Pending
- 1995-03-10 KR KR1019950004862A patent/KR950035160A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
CA2140082A1 (en) | 1995-09-11 |
JPH07273392A (ja) | 1995-10-20 |
DE69503079D1 (de) | 1998-07-30 |
CA2140082C (en) | 1999-09-14 |
AU1360095A (en) | 1995-09-21 |
EP0671792B1 (de) | 1998-06-24 |
AU687147B2 (en) | 1998-02-19 |
EP0671792A1 (de) | 1995-09-13 |
US5509023A (en) | 1996-04-16 |
KR950035160A (ko) | 1995-12-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |