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. 06, 2013
Filed:
Feb. 10, 2011
Soo-wan Yoon, Suwon-si, KR;
Cheol-woo Park, Suwon-si, KR;
Sung-jin Kim, Seongnam-si, KR;
Nam-seok Roh, Seongnam-si, KR;
Sang-il Kim, Yongin-si, KR;
Woo-jae Lee, Yongin-si, KR;
Chong-chul Chai, Seoul, KR;
Soo-Wan Yoon, Suwon-si, KR;
Cheol-Woo Park, Suwon-si, KR;
Sung-Jin Kim, Seongnam-si, KR;
Nam-Seok Roh, Seongnam-si, KR;
Sang-Il Kim, Yongin-si, KR;
Woo-Jae Lee, Yongin-si, KR;
Chong-Chul Chai, Seoul, KR;
Samsung Display Co., Ltd., Yongin, Gyeonggi-Do, KR;
Abstract
A touch screen display device includes a common electrode, a base substrate disposed opposite to the common electrode, a display signal line formed on the base substrate, a plurality of pixel electrodes, a touch position sensing part formed between the base substrate and the pixel electrodes, the touch position sensing part sensing a change of electrostatic capacitance formed between the common electrode and the touch position sensing part, and a display layer disposed between the common electrode and the pixel electrodes. The display layer includes a plurality of micro capsules comprising positively charged pigment particles and negatively charged pigment particles.