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.:

US 9250755 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 02, 2016

Filed:

Sep. 06, 2013
Applicant:

Rich Ip Technology Inc., Taipei, TW;

Inventors:

Han-Chang Chen, Taipei, TW;

Yen-Hung Tu, Taipei, TW;

Chung-Lin Chia, Taipei, TW;

Jen-Chieh Chang, Taipei, TN (US);

Chih-Wen Wu, Taipei, TW;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01); G06F 3/041 (2006.01); G06F 3/045 (2006.01); G06F 3/044 (2006.01);
U.S. Cl.
CPC ...
G06F 3/044 (2013.01); G06F 3/0412 (2013.01); G06F 3/0416 (2013.01); G06F 2203/04112 (2013.01);
Abstract

A touch display having advanced-fringe-field-switching liquid crystal structure, including a pixel cell and a multiplexer circuit, wherein the multiplexer circuit is used to couple the pixel cell with a source driver unit to provide a fringe-field-switching display function during a display period, and couple the pixel cell with a touch detection unit to provide a touch detection function during a touch detection period.


Find Patent Forward Citations

Loading…