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:
Dec. 09, 2025
Filed:
Jan. 31, 2023
Samsung Electronics Co., Ltd., Suwon-si, KR;
Teawon Kim, Hwaseong-si, KR;
Jiwon Yun, Hwaseong-si, KR;
Yurim Kim, Suwon-si, KR;
Junghan Lee, Seongnam-si, KR;
Yongsuk Tak, Seoul, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
A semiconductor apparatus includes a bit line extending in a first horizontal direction on a substrate; a channel layer on the bit line, the channel layer extending in a vertical direction, including a first oxide semiconductor material that includes indium, and having a first side wall and a second side wall; a word line on the first side wall of the channel layer; a contact forming region on a top surface and an upper portion of the second side wall of the channel layer, the contact forming region including a second oxide semiconductor material that includes indium and having a resistivity lower than a resistivity of the channel layer; a contact layer on the contact forming region; and a capacitor structure on a top surface of the contact layer.