FR2491230B3 - - Google Patents
Info
- Publication number
- FR2491230B3 FR2491230B3 FR8020918A FR8020918A FR2491230B3 FR 2491230 B3 FR2491230 B3 FR 2491230B3 FR 8020918 A FR8020918 A FR 8020918A FR 8020918 A FR8020918 A FR 8020918A FR 2491230 B3 FR2491230 B3 FR 2491230B3
- Authority
- FR
- France
- 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
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/36—Controlling
- H05B41/38—Controlling the intensity of light
- H05B41/39—Controlling the intensity of light continuously
- H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
- H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
- H05B41/3922—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations and measurement of the incident light
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8020918A FR2491230A3 (fr) | 1980-09-30 | 1980-09-30 | Systeme de regulation de flux lumineux agissant par corrections successives |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8020918A FR2491230A3 (fr) | 1980-09-30 | 1980-09-30 | Systeme de regulation de flux lumineux agissant par corrections successives |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2491230A3 FR2491230A3 (fr) | 1982-04-02 |
| FR2491230B3 true FR2491230B3 (US08063081-20111122-C00102.png) | 1982-09-03 |
Family
ID=9246418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8020918A Granted FR2491230A3 (fr) | 1980-09-30 | 1980-09-30 | Systeme de regulation de flux lumineux agissant par corrections successives |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2491230A3 (US08063081-20111122-C00102.png) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4618254A (en) * | 1982-10-15 | 1986-10-21 | Ncr Canada Ltd | Automatic light control system |
| US10271389B2 (en) | 2014-08-08 | 2019-04-23 | Signify Holding B.V. | Converter with control loop |
-
1980
- 1980-09-30 FR FR8020918A patent/FR2491230A3/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2491230A3 (fr) | 1982-04-02 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property |