LIGHT EMITTING DEVICE CONTROL CIRCUIT AND CONTROL METHOD THEREOF
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United States of America Patent
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Jun 4, 2015
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Nov 27, 2014
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Dec 2, 2013
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Abstract
The present invention discloses a light emitting device control circuit and a control method thereof, for controlling a light emitting device array display. The present invention controls not only the conduction timing and duration of one or more selected light emitting devices in the light emitting device array display, but also controls the current flowing through the selected light emitting devices by a variable current source, such that in one frame of a given length, the resolution of the brightness of the light emitting devices is increased.
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