GB2537821B - An optical device - Google Patents
An optical deviceInfo
- Publication number
- GB2537821B GB2537821B GB1506759.8A GB201506759A GB2537821B GB 2537821 B GB2537821 B GB 2537821B GB 201506759 A GB201506759 A GB 201506759A GB 2537821 B GB2537821 B GB 2537821B
- Authority
- GB
- United Kingdom
- Prior art keywords
- optical device
- optical
- 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.)
- Active
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
- 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
- H01S3/10007—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H29/00—Integrated devices, or assemblies of multiple devices, comprising at least one light-emitting semiconductor element covered by group H10H20/00
- H10H29/10—Integrated devices comprising at least one light-emitting semiconductor component covered by group H10H20/00
-
- H10W90/00—
-
- 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
- H01S5/06216—Pulse modulation or generation
-
- 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
- H01S5/0656—Seeding, i.e. an additional light input is provided for controlling the laser modes, for example by back-reflecting light from an external optical component
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
- Semiconductor Lasers (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1506759.8A GB2537821B (en) | 2015-04-21 | 2015-04-21 | An optical device |
| US14/693,442 US9876580B2 (en) | 2014-04-22 | 2015-04-22 | Optical device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1506759.8A GB2537821B (en) | 2015-04-21 | 2015-04-21 | An optical device |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| GB201506759D0 GB201506759D0 (en) | 2015-06-03 |
| GB2537821A GB2537821A (en) | 2016-11-02 |
| GB2537821B true GB2537821B (en) | 2017-04-19 |
Family
ID=53298926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1506759.8A Active GB2537821B (en) | 2014-04-22 | 2015-04-21 | An optical device |
Country Status (1)
| Country | Link |
|---|---|
| GB (1) | GB2537821B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11143759B2 (en) | 2018-11-09 | 2021-10-12 | Kabushiki Kaisha Toshiba | Investigation system and method |
| US11422235B2 (en) | 2018-11-09 | 2022-08-23 | Kabushiki Kaisha Toshiba | Optical device |
| US11621780B2 (en) | 2021-05-28 | 2023-04-04 | Kabushiki Kaisha Toshiba | Emitter, communication system and method |
| US11736198B2 (en) | 2021-05-28 | 2023-08-22 | Kabushiki Kaisha Toshiba | Optical emitter, communication system and method |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106506154B (en) * | 2016-12-09 | 2023-05-05 | 浙江神州量子网络科技有限公司 | QKD system and method based on COW protocol |
| GB2601172B (en) | 2020-11-20 | 2025-02-05 | Toshiba Kk | An optical module, a system, a sending unit, a receiving unit, and a quantum communication system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5175643A (en) * | 1991-09-30 | 1992-12-29 | Xerox Corporation | Monolithic integrated master oscillator power amplifier |
| WO1996022562A1 (en) * | 1995-01-19 | 1996-07-25 | British Telecommunications Public Limited Company | Optical switch |
| EP2403081A2 (en) * | 2010-06-30 | 2012-01-04 | Sony Corporation | Alignment method of semiconductor optical amplifier and light output device |
-
2015
- 2015-04-21 GB GB1506759.8A patent/GB2537821B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5175643A (en) * | 1991-09-30 | 1992-12-29 | Xerox Corporation | Monolithic integrated master oscillator power amplifier |
| WO1996022562A1 (en) * | 1995-01-19 | 1996-07-25 | British Telecommunications Public Limited Company | Optical switch |
| EP2403081A2 (en) * | 2010-06-30 | 2012-01-04 | Sony Corporation | Alignment method of semiconductor optical amplifier and light output device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11143759B2 (en) | 2018-11-09 | 2021-10-12 | Kabushiki Kaisha Toshiba | Investigation system and method |
| US11422235B2 (en) | 2018-11-09 | 2022-08-23 | Kabushiki Kaisha Toshiba | Optical device |
| US11621780B2 (en) | 2021-05-28 | 2023-04-04 | Kabushiki Kaisha Toshiba | Emitter, communication system and method |
| US11736198B2 (en) | 2021-05-28 | 2023-08-22 | Kabushiki Kaisha Toshiba | Optical emitter, communication system and method |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2537821A (en) | 2016-11-02 |
| GB201506759D0 (en) | 2015-06-03 |
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