GB2002950B - Optical radiation transmitter - Google Patents
Optical radiation transmitterInfo
- Publication number
- GB2002950B GB2002950B GB7832524A GB7832524A GB2002950B GB 2002950 B GB2002950 B GB 2002950B GB 7832524 A GB7832524 A GB 7832524A GB 7832524 A GB7832524 A GB 7832524A GB 2002950 B GB2002950 B GB 2002950B
- Authority
- GB
- United Kingdom
- Prior art keywords
- optical radiation
- radiation transmitter
- transmitter
- optical
- radiation
- 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
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/068—Stabilisation of laser output parameters
- H01S5/06825—Protecting the laser, e.g. during switch-on/off, detection of malfunctioning or degradation
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Semiconductor Lasers (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772736966 DE2736966A1 (en) | 1977-08-17 | 1977-08-17 | TRANSMITTER FOR OPTICAL RADIATION |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2002950A GB2002950A (en) | 1979-02-28 |
GB2002950B true GB2002950B (en) | 1982-01-13 |
Family
ID=6016544
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB7832524A Expired GB2002950B (en) | 1977-08-17 | 1978-08-08 | Optical radiation transmitter |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2736966A1 (en) |
GB (1) | GB2002950B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2911858C2 (en) * | 1979-03-26 | 1983-01-13 | Robert Bosch Gmbh, 7000 Stuttgart | Circuit for limiting the light output emitted by a semiconductor laser |
DE3317027C2 (en) * | 1983-05-10 | 1985-03-21 | Hewlett-Packard Gmbh, 7030 Boeblingen | Circuit arrangement for converting an electrical input signal into an optical output signal |
JPH0758819B2 (en) * | 1987-09-25 | 1995-06-21 | 株式会社東芝 | Semiconductor laser drive |
DE3806824A1 (en) * | 1988-03-03 | 1989-09-14 | Ant Nachrichtentech | Electro-optical transmission system |
LU87901A1 (en) * | 1990-08-27 | 1992-01-15 | Siemens Ag | PASSIVE OPTICAL TELECOMMUNICATION SYSTEM |
DE19511819A1 (en) * | 1995-03-30 | 1996-10-02 | Sel Alcatel Ag | Device for demultiplexing an optical digital signal |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3215843A (en) * | 1961-06-02 | 1965-11-02 | Special Instr Lab Inc | Photosensitive light source intensity control system |
DE2218431C3 (en) * | 1972-04-17 | 1986-10-23 | Siemens AG, 1000 Berlin und 8000 München | Circuit arrangement to compensate for the non-linear relationship between applied voltage and light emission in luminescent diodes |
DE2503568A1 (en) * | 1975-01-29 | 1976-08-05 | Koerting Radio Werke Gmbh | Battery operated radio sound or TV receiver - has an automatic switch for supply current disconnection which may be fitted into headphone |
DE2648901A1 (en) * | 1976-10-28 | 1978-05-03 | Blaupunkt Werke Gmbh | CIRCUIT ARRANGEMENT FOR THE SUPPRESSION OF INTERFERENCE PULSES IN AN AM RECEIVER |
-
1977
- 1977-08-17 DE DE19772736966 patent/DE2736966A1/en not_active Withdrawn
-
1978
- 1978-08-08 GB GB7832524A patent/GB2002950B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2736966A1 (en) | 1979-03-01 |
GB2002950A (en) | 1979-02-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |