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.:
Date of Patent:
Jun. 17, 2014
Filed:
Dec. 31, 2009
Yuko Yamauchi, Tokyo, JP;
Hiroshi Mizuhashi, Kanagawa, JP;
Yoshiharu Nakajima, Kanagawa, JP;
Tsutomu Tanaka, Kanagawa, JP;
Yuko Yamauchi, Tokyo, JP;
Hiroshi Mizuhashi, Kanagawa, JP;
Yoshiharu Nakajima, Kanagawa, JP;
Tsutomu Tanaka, Kanagawa, JP;
Japan Display West, Inc., Chita, JP;
Abstract
Disclosed herein is a display apparatus including: a display block configured to have a plurality of picture elements; a switch arranged inside the display block and configured to be closed by an external pressure; a detection block configured to detect whether the switch is closed based on a comparison between a signal supplied from the switch and a reference signal; a precharge block configured to give a precharge potential to a wire conducting with one of electrodes of the switch before detection is executed in the detection block; and a detection block potential supply block configured to give a predetermined potential to a wire conducting with the other electrode of the switch before detection is executed in the detection block.