Patent ID: 11967264
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 3:
4. The display apparatus according to claim 3, wherein the grayscale voltage output circuit includes:
a first voltage generating circuit coupled to a first voltage terminal and a second voltage terminal, and configured to obtain a plurality of third voltages according to a first voltage of the first voltage terminal and a second voltage of the second voltage terminal, and the first voltage being greater than the second voltage; and
a plurality of first gating circuits, each first gating circuit being coupled to the first voltage generating circuit, a register, and the display panel, and configured to output a voltage of the first voltage, the second voltage and the plurality of third voltages from the first voltage generating circuit to the display panel according to the register value stored in the register, the voltage being the grayscale voltage corresponding to the grayscale voltage value represented by the register value.