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:
Dec. 16, 2014
Filed:
Apr. 28, 2011
Hung-ching Lai, Hsinchu County, TW;
Kuo-hsiung LI, Hsinchu County, TW;
Hui-hsuan Chen, Hsinchu County, TW;
Hung-Ching Lai, Hsinchu County, TW;
Kuo-Hsiung Li, Hsinchu County, TW;
Hui-Hsuan Chen, Hsinchu County, TW;
Pixart Imaging Inc., Hsinchu County, TW;
Abstract
An optical touch panel includes a panel and a light guide module. The light guide module is disposed on the panel, and the light guide module includes a printed circuit board, at least one light emitting element, and a light guide strip. The light emitting element is electrically disposed on the printed circuit board. The light guide strip is disposed on the printed circuit board, and wraps the light emitting element. Additionally, the light emitting element emits light rays, and the light rays penetrate the light guide strip and are emitted to the panel.