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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 12302705 B1

PDFFull Text
Date of Patent:
May. 13, 2025

Filed:

May. 23, 2022

Display device and method of fabricating the same

Applicant:

Samsung Display Co., Ltd., Yongin-si, KR;

Inventors:

Jong Oh Seo, Seoul, KR;

Jang Hyun Kim, Hwaseong-si, KR;

Byung Soo So, Yongin-si, KR;

Jae Woo Jeong, Suwon-si, KR;

Assignee:

Samsung Display Co., Ltd., Yongin-si, KR;

Attorney:

Womble Bond Dickinson (US) LLP

Primary Examiner:

J E Schoenholtz

Int. Cl.
CPC ...
H10K 59/121 (2023.01); H01L 27/12 (2006.01); H10K 59/12 (2023.01); H10K 71/00 (2023.01); H10K 77/10 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
H10K 59/1213 (2023.02); H10K 71/00 (2023.02); H01L 27/1222 (2013.01); H10K 59/1201 (2023.02); H10K 77/111 (2023.02); H10K 2102/311 (2023.02);
Abstract

A display device includes: a substrate; a semiconductor layer on the substrate, and including a channel of at least one transistor; a first insulating layer on the semiconductor layer; and a gate electrode on the first insulating layer. The semiconductor layer includes polycrystalline silicon, and the channel includes: a first region containing a first impurity; and a second region containing a second impurity different from the first impurity.

Find Patent Forward Citations

Seo, Jong. (2025). Display device and method of fabricating the same (U.S. Patent No. 12302705). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12302705

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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