GB2386754B - A diffraction device for providing wavelength selective feedback in a tunable optical source - Google Patents
A diffraction device for providing wavelength selective feedback in a tunable optical sourceInfo
- Publication number
- GB2386754B GB2386754B GB0223052A GB0223052A GB2386754B GB 2386754 B GB2386754 B GB 2386754B GB 0223052 A GB0223052 A GB 0223052A GB 0223052 A GB0223052 A GB 0223052A GB 2386754 B GB2386754 B GB 2386754B
- Authority
- GB
- United Kingdom
- Prior art keywords
- wavelength selective
- optical source
- tunable optical
- diffraction device
- selective feedback
- 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
- 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
- H01S5/141—External cavity lasers using a wavelength selective device, e.g. a grating or etalon
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/0102—Constructional details, not otherwise provided for in this subclass
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/30—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 grating
- G02F2201/305—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 grating diffraction grating
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/306,843 US7027469B2 (en) | 2001-11-30 | 2002-11-29 | Tunable filter |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US42114301P | 2001-11-30 | 2001-11-30 | |
US99726101A | 2001-11-30 | 2001-11-30 |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0223052D0 GB0223052D0 (en) | 2002-11-13 |
GB2386754A GB2386754A (en) | 2003-09-24 |
GB2386754B true GB2386754B (en) | 2005-11-02 |
Family
ID=25543805
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0223052A Expired - Fee Related GB2386754B (en) | 2001-11-30 | 2002-10-04 | A diffraction device for providing wavelength selective feedback in a tunable optical source |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2386754B (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4803692A (en) * | 1985-09-04 | 1989-02-07 | Hitachi, Ltd. | Semiconductor laser devices |
US5384799A (en) * | 1993-09-09 | 1995-01-24 | Martin Marietta Corporation | Frequency stabilized laser with electronic tunable external cavity |
US5463647A (en) * | 1993-02-25 | 1995-10-31 | The United States Of America As Represented By The Secretary Of The Air Force | Broadband multi-wavelength narrow linewidth laser source using an electro-optic modulator |
US6041071A (en) * | 1995-09-29 | 2000-03-21 | Coretek, Inc. | Electro-optically tunable external cavity mirror for a narrow linewidth semiconductor laser |
US6192170B1 (en) * | 1998-12-02 | 2001-02-20 | Nec Corporation | Multiple-wavelength light source and method of controlling oscillation frequencies thereof |
EP1341277A2 (en) * | 2002-01-17 | 2003-09-03 | Optitune Public Limited Company | Tunable diffractive device |
-
2002
- 2002-10-04 GB GB0223052A patent/GB2386754B/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4803692A (en) * | 1985-09-04 | 1989-02-07 | Hitachi, Ltd. | Semiconductor laser devices |
US5463647A (en) * | 1993-02-25 | 1995-10-31 | The United States Of America As Represented By The Secretary Of The Air Force | Broadband multi-wavelength narrow linewidth laser source using an electro-optic modulator |
US5384799A (en) * | 1993-09-09 | 1995-01-24 | Martin Marietta Corporation | Frequency stabilized laser with electronic tunable external cavity |
US6041071A (en) * | 1995-09-29 | 2000-03-21 | Coretek, Inc. | Electro-optically tunable external cavity mirror for a narrow linewidth semiconductor laser |
US6192170B1 (en) * | 1998-12-02 | 2001-02-20 | Nec Corporation | Multiple-wavelength light source and method of controlling oscillation frequencies thereof |
EP1341277A2 (en) * | 2002-01-17 | 2003-09-03 | Optitune Public Limited Company | Tunable diffractive device |
Non-Patent Citations (2)
Title |
---|
"External cavity diode laser with electrooptic wavelength tuning", M Laschek et al, Lasers and Electro-Optics, CLEO 1999, Summaries of conference papers, 23-28 May 1999, pages 141-142 * |
"Two-element-cavity femtosecond Cr4+:YAG laser" T Tomaru, Conf. Proc. Lasers & Electro-Optics, Vol 56, Pg 4-4, 6th May 2001 * |
Also Published As
Publication number | Publication date |
---|---|
GB0223052D0 (en) | 2002-11-13 |
GB2386754A (en) | 2003-09-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20171004 |