Patent ID: 9099044
Filing Date: 2015-08-04
Classification: G09G

Abstract:
1. A driving apparatus for driving a first LED string and a second LED string, wherein the first LED string is connected to a first switch and the second LED string is connected to a second switch for alternatively driving the first LED string and the second LED string, the driving apparatus comprising: a data transmitting unit for receiving and storing driving data, the driving data comprising a first portion for driving the first LED string and a second portion for driving the second LED string; and a driving unit coupled to the data transmitting unit, wherein the driving unit comprises a single node to output a first plurality of groups of driving signals to drive the first LED string according to the first portion of the driving data and a second plurality of groups of driving signals to drive the second LED string according to the second portion of the driving data; wherein the first plurality of groups of driving signals respectively drive the first LED string in a first plurality of time intervals in which the first switch is on, and the second plurality of groups of driving signals respectively drive the second LED string in a second plurality of time intervals in which the second switch is on, wherein the first plurality of groups of driving signals are interleaved with the second plurality of groups of driving signals and the interleaved signals are outputted through the single node to drive the first LED string and the second LED string.