Display apparatus and driver circuit of display apparatus having precharged and written simultaneously without collision

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7764263
APP PUB NO 20050179635A1
SERIAL NO

11053172

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A driver circuit of a display apparatus is provided with a nor circuit in each output line of a timing pulse. To the nor circuit, inputted are a timing pulse to be supplied to the output line and a pre-charge pulse for pre-charging a data signal line SL to which a write signal is being inputted based on the timing pulse. With this structure, it is possible to realize a driver circuit storing a pre-charge circuit of a display apparatus, which can surely prevent a collision between a pre-charge potential and a potential of a video signal in a signal supply line when pre-charging the signal supply line from a pre-charge power supply of a small driving performance, while maintaining the number of stages in the shift register to be the required minimum number.

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Patent Owner(s)

Patent OwnerAddress
SHARP KABUSHIKI KAISHA1 TAKUMI-CHO SAKAI-KU SAKAI CITY OSAKA 590-8522 590-8522

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Murakami, Yuhichiroh Matsusaka, JP 106 932
Washio, Hajime Sakurai, JP 88 1742

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