LED driver having priority queue to track dominant LED channel
US9144126B2 · kind B2 · utility
9Cited by
27References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 22, 2012 |
| Grant date | Sep 22, 2015 |
| Priority date | — |
| Expiry date | Mar 28, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B45/24
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electronic circuit for driving a plurality of light emitting diode (LED) channels coupled to a common voltage node includes a priority queue for tracking a dominant LED channel. A queue manager may be provided to keep the priority queue updated during LED drive operations based on operating conditions associated with the LED channels.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.