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

Claim 4:
5. The display apparatus according to claim 4, wherein the grayscale voltage output circuit further includes:
a second voltage generating circuit coupled to a first reference voltage terminal and a second reference voltage terminal, and configured to obtain a plurality of divided voltages according to a first reference voltage of the first reference voltage terminal and a second reference voltage of the second reference voltage terminal;
a second gating circuit coupled to the first voltage terminal and the second voltage generating circuit, and configured to output a divided voltage of the plurality of divided voltages according to a register value among the 2N register values that represents a maximum grayscale voltage value, this divided voltage being the first voltage; and
a third gating circuit coupled to the second voltage terminal and the second voltage generating circuit, and configured to output a divided voltage of the plurality of divided voltages according to a register value among the 2N register values that represents a minimum grayscale voltage value, this divided voltage being the second voltage.