LED current control apparatus

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United States of America Patent

PATENT NO 9119251
APP PUB NO 20140239830A1
SERIAL NO

13975989

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Abstract

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According to an embodiment, an LED current control apparatus controls conduction of a switching transistor which is connected to a primary winding of a flyback convertor. The LED current control apparatus includes a pseudo sine wave generation unit, a synchronous control unit, a first comparator, a switch control unit, a crest value correction unit, and a pulse monitor control unit.

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Patent Owner(s)

  • KABUSHIKI KAISHA TOSHIBA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kiyota, Shinichi Kanagawa-ken, JP 4 24

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