LED DRIVE DEVICE, AND LIGHTING SYSTEM INCORPORATING THE SAME
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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N/A
Issued Date -
Nov 6, 2014
app pub date -
May 5, 2014
filing date -
May 6, 2013
priority date (Note) -
Abandoned
status (Latency Note)
Importance
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Abstract
An LED drive device includes: a drive module generating, based on a control signal, a drive current that flows through an LED-based load, and generating, based on the drive current, a sampling current associated with the drive current; a voltage detection module detecting a voltage across the LED-based load, and generating an adjustment signal based on the detection result and on a predetermined reference voltage; and a control signal generation module generating the control signal based on the adjustment signal, the sampling current and the predetermined reference voltage.
First Claim
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| Country | kind | publication No. | Filing Date |
|---|---|---|---|
| TW | B | TWI511608 | May 06, 2013 |
International Classification(s)
- 2014 Application Filing Year
- H05B Class
- 2884 Applications Filed
- 2414 Patents Issued To-Date
- 83.71 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- H05B Class
- 0 % this patent is cited more than
- 11 Age