Patent ID: 9530354
Filing Date: 2016-12-27
CPC Classification: G06F,G09G,H01L

Claim Text:
1. An active matrix organic light emitting diode AMOLED pixel unit circuit, comprising a light emitting circuit, a charging circuit, a threshold compensation circuit, a driving circuit, a light emitting control circuit, a touch sensing circuit and a sensing signal output circuit, wherein, the driving circuit comprises a first transistor, the gate electrode thereof is connected to a third node of the AMOLED pixel unit circuit, the other two electrodes of the first transistor are connected to a first node and a second node of the AMOLED pixel unit circuit respectively, wherein the third node is a connection point which connects the driving circuit and the threshold compensation circuit, the first node is a connection point which connects the driving circuit and the light emitting control circuit, and the second node is a common connection point which connects the driving circuit, the light emitting control circuit and the light emitting circuit; the driving circuit is configured to amplify a sensing signal generated by the touch sensing circuit, output the sensing signal through the sensing signal output circuit, and drive the light emitting circuit; the light emitting control circuit is configured to control the light emitting circuit to emit light; the threshold compensation circuit is configured to compensate a threshold voltage of the driving circuit; the charging circuit is configured to charge the threshold compensation circuit; the touch sensing circuit is configured to generate the sensing signal and output the sensing signal to the driving circuit; and the sensing signal output circuit is configured to output the sensing signal amplified by the driving circuit.