Patent Number: 7,821,484

Title: Data driving circuit, light emitting display device using the same, and driving method thereof

Abstract: A data driver in which the size of the data driving circuit is reduced or minimized so as to be applied to a high-resolution panel. The data driving circuit includes a plurality of shift registers for generating first sampling signals; a plurality of sampling latches arranged as first sampling latches and second sampling latches, the sampling latches being adapted to receive data when the first sampling signals are supplied; and a plurality of holding latches controlled by a first source output enable signal and a second source output enable signal, the holding latches being adapted to receive the data stored in the sampling latches, wherein the data stored in the first sampling latches is supplied to the holding latches via the second sampling latches.

Inventors: Choi; Sang Moo (Suwon, KR)

Assignee: Samsung Mobile Display Co., Ltd.

International Classification: G09G 3/36 (20060101)

Expiration Date: 2018-10-26 0:00:00