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:
Sep. 02, 2014
Filed:
Jun. 29, 2010
Applicants:
Atsuhito Murai, Osaka, JP;
Takehiro Murao, Osaka, JP;
Seishi Kosegawa, Osaka, JP;
Yukihiko Nishiyama, Osaka, JP;
Hideki Kitagawa, Osaka, JP;
Inventors:
Atsuhito Murai, Osaka, JP;
Takehiro Murao, Osaka, JP;
Seishi Kosegawa, Osaka, JP;
Yukihiko Nishiyama, Osaka, JP;
Hideki Kitagawa, Osaka, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/042 (2006.01); G06F 3/041 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0421 (2013.01); G06F 3/0412 (2013.01); G06F 3/0428 (2013.01);
Abstract
Disclosed are: a position detection system having improved flexibility in selection of line sensors; and others. In the position detection system (PM) of the present invention, a phosphor () which can excite invisible light (UV light) that is light emitted from an LED () is arranged on an optical path between the LED () and a light receiving element ().