主权项 |
1. An electrophoretic display apparatus, comprising:
a display panel comprising a plurality of pixels and a plurality of source lines, each of the pixels being electrically coupled a corresponding one of the source lines, each of the pixels comprising a pixel electrode and a capacitor, the capacitor comprising a plurality of charged particles, the pixel electrode of each of the pixels being electrically coupled to an alternating current (AC) common voltage through a corresponding capacitor; and a source driver electrically coupled to the source lines, and the source driver comprising:
a first data-latching circuit, comprising:
a first transistor having a first source/drain terminal, a second source/drain terminal and a gate terminal, the first source/drain terminal of the first transistor being configured for receiving image data, and the gate terminal of the first transistor being configured for receiving a data shift-register output pulse;a first capacitor electrically coupled between the second source/drain terminal of the first transistor and a reference voltage; anda first inverter having an input terminal and an output terminal, the input terminal of the first inverter being electrically coupled to the second source/drain terminal of the first transistor; anda second data-latching circuit, comprising:
a second transistor having a first source/drain terminal, a second source/drain terminal and a gate terminal, the first source/drain terminal of the second transistor being electrically coupled to the output terminal of the first inverter, and the gate terminal of the second transistor being configured for receiving a latching-enable pulse;a second capacitor electrically coupled between the second source/drain terminal of the second transistor and the reference voltage; anda second inverter having an input terminal and an output terminal, the input terminal of the second inverter being electrically coupled to the second source/drain terminal of the second transistor, and the output terminal of the second inverter being electrically coupled to one of the source lines; wherein the display panel further comprises a plurality of gate lines, and each of the pixels is electrically coupled to a corresponding one of the gate lines, the electrophoretic display apparatus further comprises a gate driver electrically coupled to the gate lines for respectively outputting a plurality of gate pulses to the gate lines in sequence, the enabling period of the latching-enable pulse is during the enabling period of a corresponding one of the gate pulses outputted from the gate driver, and the enabling period of the data shift-register output pulse is preceding the enabling period of the corresponding one of the gate pulses outputted from the gate driver. |