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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 11429212 B1

PDFFull Text
Date of Patent:
Aug. 30, 2022

Filed:

Sep. 18, 2020

Touch detection device and liquid crystal display device

Applicant:

Japan Display Inc., Tokyo, JP;

Inventors:

Daisuke Ito, Tokyo, JP;

Hiroshi Mizuhashi, Tokyo, JP;

Makoto Hayashi, Tokyo, JP;

Yasuyuki Teranishi, Tokyo, JP;

Tadayoshi Katsuta, Tokyo, JP;

Assignee:

Japan Display Inc., Tokyo, JP;

Attorney:

K&L Gates LLP

Primary Examiner:

Mark Edwards

Assistant Examiner:

Chayce R Bibbee

Int. Cl.
CPC ...
G06F 3/041 (2006.01); G06F 3/044 (2006.01); G02F 1/133 (2006.01); G02F 1/1343 (2006.01); G09G 3/36 (2006.01); G02F 1/1333 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0412 (2013.01); G02F 1/13306 (2013.01); G02F 1/134309 (2013.01); G06F 3/044 (2013.01); G06F 3/0416 (2013.01); G06F 3/0445 (2019.05); G06F 3/0446 (2019.05); G06F 3/04184 (2019.05); G06F 3/041662 (2019.05); G09G 3/3674 (2013.01); G09G 3/3696 (2013.01); G02F 1/13338 (2013.01);
Abstract

A touch detection device is provided and includes driving electrodes for detecting an external proximity object, extending in first direction and arranged in second direction; first voltage line extending in second direction; second voltage line extending in second direction; third voltage line extending in second direction, third voltage line being narrower in than first voltage line and second voltage line in width; and switching circuit for electrically connecting driving electrodes and first voltage line, second voltage line, or third voltage line.

Find Patent Forward Citations

Ito, Daisuke. (2022). Touch detection device and liquid crystal display device (U.S. Patent No. 11429212). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11429212

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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