US Patent 9699840 High-precision LED control circuit, method and LED driver thereof
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Patent abstract
In one embodiment, a light-emitting diode (LED) driver can include: (i) a reference voltage control circuit configured to provide a reference voltage signal in response to an enable signal; (ii) a current control circuit configured to control an output current of the LED driver in response to the reference voltage signal; and (iii) the LED driver being configured to drive an LED load when the enable signal is active.
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Patent Inventor Names
Lu Zhang0
Xiaoru Xu0
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US Patent 09699840 High-precision LED control circuit, method and LED driver thereof US Patent 9699840 High-precision LED control circuit, method and LED driver thereof
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Patent Number
09699840
Patent Number
9699840
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US Patent 09699840 High-precision LED control circuit, method and LED driver thereof
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Is a
Patent jurisdiction
Patent number
09699840
Date of patent
July 4, 2017
Patent application number
14843886
Date Filed
September 2, 2015
Patent primary examiner
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