Slew Rate Boosting Circuit, Source Driver Chip And Display Device
AssigneesBeijing ESWIN Computing Technology Co., Ltd., Hefei ESWIN IC Technology Co., Ltd.
InventorsSangmin Park, Jangjin Nam
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Abstract
A slew rate boosting circuit, a source driver chip and a display device are provided in the present disclosure. The slew rate boosting circuit comprises: a first latch configured to receive and store first data; a second latch configured to receive and store second data, the second data being next to the first data; a first level shifter; an amplifier; and a slew rate boosting module configured to receive a high voltage data signal as current input data, and adjust a slew rate of an output stage of the amplifier according to a value of a specified bit of the first data, a value of a specified bit of the second data and the current input data.
Claims20
A slew rate boosting circuit, comprising:
- a first latch configured to receive and store first data;
- a second latch configured to receive and store second data, the second data being next to the first data;
- a first level shifter configured to boost the first data to obtain a high voltage data signal;
- an amplifier;
- and
- a slew rate boosting module connected to the amplifier, the first level shifter, the first latch and the second latch, and configured to receive the high voltage data signal as current input data, and adjust a voltage of an output stage of the amplifier to boost a slew rate of the output stage of the amplifier according to a value of a specified bit of the first data, a value of a specified bit of the second data and the current input data.
A slew rate boosting device, comprising:
- a first receiving module configured to receive first data and second data, the second data being next to the first data;
- and
- a first process module configured to adjust a voltage of an output stage of the amplifier to boost a slew rate of the output stage of the amplifier according to a value of a specified bit of the first data, a value of a specified bit of the second data and current input data.
Dependencies are inferred from the claim text.