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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 9773464 B1

PDFFull Text
Date of Patent:
Sep. 26, 2017

Filed:

Jun. 09, 2015

Touch detection device and display device having touch detection function which comprise touch driver updating drive synchronizing signal for producing touch drive signal based on signal input from display driver

Applicant:

Japan Display Inc., Tokyo, JP;

Inventors:

Kohei Azumi, Tokyo, JP;

Hirofumi Nakagawa, Tokyo, JP;

Hiroshi Mizuhashi, Tokyo, JP;

Makoto Hayashi, Tokyo, JP;

Assignee:

Japan Display Inc., Tokyo, JP;

Attorney:

Michael Best & Friedrich LLP

Primary Examiner:

Lun-Yi Lao

Assistant Examiner:

Johny Lau

Int. Cl.
CPC ...
G09G 5/18 (2006.01); G09G 3/36 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3611 (2013.01); G09G 3/3655 (2013.01); G09G 3/3674 (2013.01); G09G 3/3685 (2013.01); G09G 2300/023 (2013.01); G09G 2300/0426 (2013.01);
Abstract

According to one embodiment, a touch detection device includes a plurality of drive electrodes, a plurality of detection electrodes, a display driver which performs a touch scanning drive by supplying a touch drive signal to a target drive electrode to be driven, and a touch driver which transmits and receives a signal to and from the display driver, wherein at least one of the number of pulses of the drive synchronizing signal and a pulse width of each of the pulses of the drive synchronizing signal is determined based on the signal received from the display driver.

Find Patent Forward Citations

Azumi, Kohei. (2017). Touch detection device and display device having touch detection function which comprise touch driver updating drive synchronizing signal for producing touch drive signal based on signal input from display driver (U.S. Patent No. 9773464). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9773464

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

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