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:
Feb. 19, 2013
Filed:
Feb. 04, 2011
Tsutomu Kawamoto, Shizuoka, JP;
Tsutomu Kawamoto, Shizuoka, JP;
Toshiba Tec Kabushiki Kaisha, Tokyo, JP;
Abstract
Embodiments described herein are to provide a touch panel display apparatus which includes a horizontal row of light-emitting elements and a horizontal row of light-receiving elements arranged on horizontal sides of a display unit. The touch panel display apparatus further include a vertical row of light-emitting elements and a vertical row of light-receiving elements arranged on vertical sides of the display unit. The touch panel display apparatus further include a control unit which activates a first set of the light-emitting elements and the corresponding light-receiving elements when the touch pattern is disposed between the light-emitting elements and the corresponding light-receiving elements, and inactivate a second set of the light-emitting elements and the corresponding light-receiving elements when the touch pattern is not disposed between the light-emitting elements and the corresponding light-receiving elements.