Liquid crystal display device

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United States of America Patent

PATENT NO 9864240
SERIAL NO

15100231

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Abstract

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The present invention provides a fringe field switching (FFS) mode liquid crystal display device that makes it possible to improve transmittance when a voltage is applied. The fringe field switching mode liquid crystal display device of the present invention includes: a first substrate; a second substrate arranged facing the first substrate; and a liquid crystal layer sandwiched between the first substrate and the second substrate, wherein the first substrate includes, in order, a plurality of pixel electrodes, an insulating film covering the plurality of pixel electrodes, and a common electrode that is layered on top of the plurality of pixel electrodes and has a plurality of parallel slits formed therein, wherein steps that protrude towards a liquid crystal layer side are formed in the first substrate in at least sides of regions between the plurality of pixel electrodes that are parallel to a lengthwise direction of the plurality of parallel slits, and wherein the common electrode covers at least side faces of the steps.

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Patent Owner(s)

Patent OwnerAddress
SHARP KABUSHIKI KAISHASAKAI-SHI OSAKA 590-8522

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fukaya, Tetsuo Osaka, JP 10 40
Hashimoto, Yoshito Osaka, JP 41 470
Nishihara, Yusuke Osaka, JP 21 81

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