Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Bong Jin Lee0
Kil Yoan Chung0
Kyu Cheol Kang0
Date of Patent
January 21, 2020
Patent Application Number
15936543
Date Filed
March 27, 2018
Patent Citations
Patent Citations Received
Patent Primary Examiner
Patent abstract
A light emitting diode driving apparatus includes a rectifier, a converter, a feedback circuit, and a controller. The rectifier converts alternating current power to direct current (DC) power. The converter supplies driving power to a plurality of LEDs based on the DC power. The feedback circuit generates a feedback signal based on a current flowing in the plurality of LEDs and adjusts a magnitude of the feedback signal. The controller changes a maximum value of a current output by the converter based on the adjusted magnitude of the feedback signal.
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