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:
Jan. 22, 2013
Filed:
Nov. 28, 2008
Takashi Kurihara, Osaka, JP;
Yasuhiro Kume, Osaka, JP;
Takaaki Okamoto, Osaka, JP;
Tomoko Nango, Osaka, JP;
Takashi Kurihara, Osaka, JP;
Yasuhiro Kume, Osaka, JP;
Takaaki Okamoto, Osaka, JP;
Tomoko Nango, Osaka, JP;
Sharp Kabushiki Kaisha, Osaka-shi, Osaka, JP;
Abstract
The present invention relates to a touch-sensor-provided liquid crystal display device (), the touch-sensor-provided liquid crystal display device () including a liquid crystal display panel () which includes a plurality of photo sensors () for detecting a touched position, and a backlight unit () provided on a backside of the liquid crystal display panel (). The backlight unit () emits light at least part of which serves as light (L) dedicated to sensing which is used for position detection by the plurality of photo sensors (), and the light (L) dedicated to sensing travels in a direction (D) which is different from a direction (D) toward a main viewer (V) of the liquid crystal display panel ().