Patent ID: 11942038
Assignee: HKC CORPORATION LIMITED
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 6:
7. The pixel driving circuit according to claim 2, wherein in the first light-emitting stage, the sixth thin film transistor is turned on, the first thin film transistor, the second thin film transistor, the third thin film transistor and the fifth thin film transistor are turned off, the first supply voltage is at negative potential, the second supply voltage is at high potential and the data signal is at low potential; and
in the second light-emitting stage, the first thin film transistor is turned on, the second thin film transistor, the third thin film transistor, the fifth thin film transistor and the sixth thin film transistor are turned off, the first supply voltage is at the high potential, the second supply voltage is at the negative potential and the data signal is at the low potential.