US 11,145,257 B2 · Display device driving method and related driver circuit

Abstract

A display device driving method, suitable for a driver circuit, includes the following steps: determining magnitude of a plurality of data voltages according to received display data, and the plurality of data voltages are configured to be transmitted to a plurality of pixel circuits via a plurality of data lines; comparing the magnitude of the plurality of data voltages to generate a comparison result; and before providing corresponding ones of the plurality of data voltages to a first pixel group arranged at an i-th row of the plurality of pixel circuits, providing a first reset voltage having a value determined according to the comparison result to the plurality of data lines, or providing a second reset voltage to m data lines selected according to the comparison result from the plurality of data lines, i is a positive integer, and m is an integer.

Claims14

Dependent claims

A display device driving method, suitable for a driver circuit, comprising:

determining magnitude of a plurality of data voltages according to received display data, wherein the plurality of data voltages are configured to be transmitted to a plurality of pixel circuits via a plurality of data lines;
comparing the magnitude of the plurality of data voltages to generate a comparison result;
before providing a plurality of first data voltages of the plurality of data voltages to a first pixel group arranged at an i-th row of the plurality of pixel circuits, providing a reset voltage to some of the plurality of data lines selected according to the comparison result while without providing the reset voltage to the others of the plurality of data lines, wherein i is a positive integer;
and
if the plurality of first data voltages are corresponding to a lowest gray scale value identified by the display data, providing the plurality of first data voltages to the first pixel group without comparing the magnitude of the plurality of data voltages and without providing the reset voltage to the plurality of data lines.

2 more elements

A driver circuit configured to be coupled with a plurality of pixel circuits through a plurality of data lines, being adapted to:

determine magnitude of a plurality of data voltages according to received display data, wherein the plurality of data voltages are configured to be transmitted to the plurality of pixel circuits via the plurality of data lines;
compare the magnitude of the plurality of data voltages to generate a comparison result;
before provide a plurality of first data voltages of the plurality of data voltages to a first pixel group arranged at an i-th row of the plurality of pixel circuits, provide a reset voltage to some of the plurality of data lines selected according to the comparison result while without providing the reset voltage to the other of the plurality of data lines, wherein i is a positive integer;
and
if the plurality of first data voltages are corresponding to a lowest gray scale value identified by the display data, provide the plurality of first data voltages to the first pixel group without comparing the magnitude of the plurality of data voltages and without providing the reset voltage to the plurality of data lines.

2 more elements

Dependencies are inferred from the claim text.

Display device driving method and related driver circuit

Life of this patent

Display device driving method and related driver circuit

Life of this patent

Abstract

Claims14