GB1496599A - Variable emission strip width semiconductor laser - Google Patents
Variable emission strip width semiconductor laserInfo
- Publication number
- GB1496599A GB1496599A GB33750/75A GB3375075A GB1496599A GB 1496599 A GB1496599 A GB 1496599A GB 33750/75 A GB33750/75 A GB 33750/75A GB 3375075 A GB3375075 A GB 3375075A GB 1496599 A GB1496599 A GB 1496599A
- Authority
- GB
- United Kingdom
- Prior art keywords
- layer
- laser
- main
- layers
- followed
- 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
- 239000004065 semiconductor Substances 0.000 title abstract 5
- 229910001218 Gallium arsenide Inorganic materials 0.000 abstract 2
- 230000008021 deposition Effects 0.000 abstract 2
- 238000009792 diffusion process Methods 0.000 abstract 2
- 239000000758 substrate Substances 0.000 abstract 2
- 229910000980 Aluminium gallium arsenide Inorganic materials 0.000 abstract 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 abstract 1
- 230000004888 barrier function Effects 0.000 abstract 1
- 238000010276 construction Methods 0.000 abstract 1
- 239000002019 doping agent Substances 0.000 abstract 1
- 238000005401 electroluminescence Methods 0.000 abstract 1
- 238000005530 etching Methods 0.000 abstract 1
- 238000001704 evaporation Methods 0.000 abstract 1
- 229910052737 gold Inorganic materials 0.000 abstract 1
- 239000012212 insulator Substances 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 229910052718 tin Inorganic materials 0.000 abstract 1
- 229910052725 zinc Inorganic materials 0.000 abstract 1
- 239000011701 zinc Substances 0.000 abstract 1
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
- H01S5/06—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
- H01S5/06203—Transistor-type 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
- H01S5/06—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
- H01S5/06236—Controlling other output parameters than intensity or frequency controlling the polarisation, e.g. TM/TE polarisation switching
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Semiconductor Lasers (AREA)
- Electrodes Of Semiconductors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA209,402A CA1006255A (en) | 1974-09-17 | 1974-09-17 | Variable stripe width semiconductor laser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1496599A true GB1496599A (en) | 1977-12-30 |
Family
ID=4101166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB33750/75A Expired GB1496599A (en) | 1974-09-17 | 1975-08-13 | Variable emission strip width semiconductor laser |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5154384A (enrdf_load_stackoverflow) |
| CA (1) | CA1006255A (enrdf_load_stackoverflow) |
| DE (1) | DE2536377A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2285733A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1496599A (enrdf_load_stackoverflow) |
| NL (1) | NL7509409A (enrdf_load_stackoverflow) |
| SE (1) | SE414692B (enrdf_load_stackoverflow) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7607299A (nl) * | 1976-07-02 | 1978-01-04 | Philips Nv | Injektielaser. |
| GB1557072A (en) * | 1976-10-13 | 1979-12-05 | Standard Telephones Cables Ltd | Stripe lears |
| GB2111743B (en) * | 1981-08-25 | 1985-11-27 | Handotai Kenkyu Shinkokai | Semiconductor laser |
| JPS5967677A (ja) * | 1982-07-01 | 1984-04-17 | Semiconductor Res Found | 光集積回路 |
| JP2685778B2 (ja) * | 1988-02-10 | 1997-12-03 | 株式会社東芝 | 半導体レーザ装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3576586A (en) * | 1968-08-05 | 1971-04-27 | Bell & Howell Co | Variable area injection luminescent device |
| US3702975A (en) * | 1970-12-09 | 1972-11-14 | Bell Telephone Labor Inc | Low threshold stripe geometry injection laser |
| FR2192432B1 (enrdf_load_stackoverflow) * | 1972-07-13 | 1975-09-05 | Radiotechnique Compelec | |
| JPS5628038B2 (enrdf_load_stackoverflow) * | 1974-05-31 | 1981-06-29 |
-
1974
- 1974-09-17 CA CA209,402A patent/CA1006255A/en not_active Expired
-
1975
- 1975-08-07 NL NL7509409A patent/NL7509409A/xx not_active Application Discontinuation
- 1975-08-13 GB GB33750/75A patent/GB1496599A/en not_active Expired
- 1975-08-14 DE DE19752536377 patent/DE2536377A1/de active Pending
- 1975-09-11 JP JP50109512A patent/JPS5154384A/ja active Pending
- 1975-09-16 SE SE7510340A patent/SE414692B/xx unknown
- 1975-09-17 FR FR7528516A patent/FR2285733A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5154384A (en) | 1976-05-13 |
| FR2285733A1 (fr) | 1976-04-16 |
| SE414692B (sv) | 1980-08-11 |
| SE7510340L (sv) | 1976-03-18 |
| CA1006255A (en) | 1977-03-01 |
| NL7509409A (nl) | 1976-03-19 |
| DE2536377A1 (de) | 1976-03-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |