Bipolar (dis)charging LED drive method and circuit thereof

Details Bipolar (dis)charging LED drive method and circuit thereof Bipolar (dis)charging LED drive method and circuit thereof

2009-01-13

2011-11-08

Ismail, Shawki S (Department: 2819)

Electric lamp and discharge devices: systems

Current and/or voltage regulation

C315S307000, C315S250000

Reexamination Certificate

active

08054004

ABSTRACT:
A bipolar (dis)charge LED drive method and circuit thereof which is having a diode connected in series of forward polarity with an light emitting diode before being connected in parallel with a bipolar capacitor of the same polarity to constitute the first component, and having a diode, a capacitor and an optional light emitting diode to constitute the second component; the first and second components are connected in series of reversed polarity to be driven by AC, or DC power capable of periodical exchange polarity.

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