Invention Grant
- Patent Title: Liquid crystal display device, system and methods of compensating for delays of gate driving signals thereof
- Patent Title (中): 液晶显示装置,补偿其栅极驱动信号的延迟的系统和方法
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Application No.: US11931549Application Date: 2007-10-31
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Publication No.: US08232941B2Publication Date: 2012-07-31
- Inventor: Jang-Hyun Yeo , Woo-Chul Kim , Jae-Hyoung Park
- Applicant: Jang-Hyun Yeo , Woo-Chul Kim , Jae-Hyoung Park
- Applicant Address: KR
- Assignee: Samsung Electronics Co., Ltd.
- Current Assignee: Samsung Electronics Co., Ltd.
- Current Assignee Address: KR
- Agency: Innovation Counsel LLP
- Priority: KR10-2006-0125334 20061211
- Main IPC: G09G3/36
- IPC: G09G3/36

Abstract:
A liquid crystal display device includes a gate driving shift register having symmetrically split circuit portions by which each of plural gate lines is dually driven from both ends of the gate line during ripple-through scanning of rows of the LCD device. The LCD device includes a timing controller generating an output enable signal and a gate clock, where the timing controller adjusts a timing of a load signal for deciding a data output timing point when data will be loaded into a currently activated display row. The data output timing point is a function of a delay measuring feedback signal that is used to measure the cumulative delays of the sequentially connected stages of the shift register.
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