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:
Mar. 10, 2015
Filed:
Dec. 13, 2012
Htc Corporation, Taoyuan County, TW;
Syuan-Ling Yang, Taoyuan County, TW;
Chih-Jen Hu, Taoyuan County, TW;
HTC Corporation, Taoyuan, TW;
Abstract
A touch display device including a display module and a touch module is provided. The touch module is disposed above the display module and includes a transparent cover, a touch electrode layer and a phase retardation protection layer. The display module is configured to provide an image light. The touch-sensing layer is disposed on the transparent cover and between the display module and the transparent cover. The phase retardation protection layer covers the touch-sensing layer. A polarization direction of the image light provided by the display module is changed after passing through the phase retardation protection layer. A touch display device including a phase retardation planarization layer is also provided.