JPH0516159B2 - - Google Patents
Info
- Publication number
- JPH0516159B2 JPH0516159B2 JP60035639A JP3563985A JPH0516159B2 JP H0516159 B2 JPH0516159 B2 JP H0516159B2 JP 60035639 A JP60035639 A JP 60035639A JP 3563985 A JP3563985 A JP 3563985A JP H0516159 B2 JPH0516159 B2 JP H0516159B2
- Authority
- JP
- Japan
- Prior art keywords
- control circuit
- zero
- cross detection
- voltage
- impedance
- 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 - Lifetime
Links
- 238000001514 detection method Methods 0.000 claims description 47
- 239000003990 capacitor Substances 0.000 description 10
- 238000010304 firing Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 5
- 230000002457 bidirectional effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60035639A JPS61195590A (ja) | 1985-02-25 | 1985-02-25 | デイジタル式光量制御回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60035639A JPS61195590A (ja) | 1985-02-25 | 1985-02-25 | デイジタル式光量制御回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61195590A JPS61195590A (ja) | 1986-08-29 |
| JPH0516159B2 true JPH0516159B2 (OSRAM) | 1993-03-03 |
Family
ID=12447447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60035639A Granted JPS61195590A (ja) | 1985-02-25 | 1985-02-25 | デイジタル式光量制御回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61195590A (OSRAM) |
-
1985
- 1985-02-25 JP JP60035639A patent/JPS61195590A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61195590A (ja) | 1986-08-29 |
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