Single-ended primary inductance converter (SEPIC) based power supply for driving multiple strings of light emitting diodes (LEDs) in roadway lighting fixtures
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 7, 2014
Grant Date -
Nov 8, 2012
app pub date -
Aug 9, 2010
filing date -
Aug 7, 2009
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A lighting fixture and power supply are provided that allows a power factor correction (PFC) single ended primary inductance controller (SEPIC) that provides a controlled voltage output to provide a constant current to an LED load. The power supply provides an efficient and stable power supply for LEDs. Multiple power supplies can be provided on the same printed circuit board to control multiple LED channels.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully