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:
Aug. 02, 2011
Filed:
Jan. 25, 2011
Applicants:
Jen-hsiang Chiang, Taipei Hsien, TW;
Hsin-chuan Hsu, Taipei Hsien, TW;
Inventors:
Jen-Hsiang Chiang, Taipei Hsien, TW;
Hsin-Chuan Hsu, Taipei Hsien, TW;
Assignee:
Wistron Corporation, Xizhi Dist., New Taipei, TW;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An input device capable of enhancing symbol readability for an electronic product includes a plurality of keypads for displaying a plurality of first kind symbols and a plurality of second kind symbols; a detection unit for detecting an operation mode of the electronic device; and a control unit coupled to the detection unit and the plurality of keypads for controlling the plurality of keypads to display the plurality of first kind symbols or the plurality of second kind symbols according to a detection result of the detection unit.