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:
Oct. 13, 2015
Filed:
Feb. 13, 2014
Samsung Display Co., Ltd., Yongin, KR;
Gun Hee Kim, Hwaseong-si, KR;
Jin Hyun Park, Yongin-si, KR;
Kyoung Won Lee, Gwangmyeong-si, KR;
Byung Du Ahn, Hwaseong-si, KR;
Jee-Hun Lim, Seongnam-si, KR;
Jun Hyung Lim, Seoul, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Abstract
A thin film transistor array panel includes: a gate electrode disposed on a substrate, an insulating layer disposed on the gate electrode, an oxide semiconductor disposed on the gate insulating layer, source electrode overlapping a portion of the oxide semiconductor, a drain electrode overlapping another portion of the oxide semiconductor; and a buffer layer disposed between the oxide semiconductor and the source electrode and between the oxide semiconductor and the drain electrode. The buffer layer comprises tin as a doping material. A weight percent of the doping material is greater than approximately 0% and less than or equal to approximately 20%.