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US 7,256,858 B2Granted
Liquid crystal display having a switching pin and a dummy output pin in driver IC
AssigneeLG.Philips LCD Co., Ltd.
InventorsSai Chang Yun, Hong Sung Song
Life of this patent
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Abstract
A liquid crystal display includes driver integrated circuits for applying a video signal to data lines, output pins and at least one dummy output pin are arranged within each data driver integrated circuit, and a switching pin is arranged within each data driver integrated circuit for controlling whether or not the dummy output pin outputs a signal.
Claims9
A liquid crystal display, comprising:
- a liquid crystal display panel;
- a plurality of gate lines;
- a plurality of data lines crossing the plurality of gate lines;
- a plurality of liquid crystal cells defined by the crossings of the gate and data lines, wherein each liquid crystal cell includes a thin film transistor, and the thin film transistors in consecutive ones of the plurality of liquid crystal cells within a column are alternately coupled to the two adjacent data lines;
- a data driver comprising a plurality of driver integrated circuits for applying a video signal to the plurality of data lines;
- a plurality of output pins arranged within each of the driver integrated circuits;
- a dummy output pin arranged within each of the driver integrated circuits;
- and
- a switching pin arranged within each driver integrated circuit for controlling whether or not the dummy output pin outputs the video signal.
6 more elements
Dependencies are inferred from the claim text.