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:
Sep. 15, 2026
Filed:
Oct. 24, 2023
Applicant:
Nanya Technology Corporation, New Taipei City, TW;
Inventor:
Yu-Ying Lin, Tainan City, TW;
Assignee:
NANYA TECHNOLOGY CORPORATION, New Taipei City, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10B 12/00 (2023.01);
U.S. Cl.
CPC ...
H10B 12/315 (2023.02); H10B 12/485 (2023.02);
Abstract
A semiconductor device includes a substrate, a bitline, a bitline contact and a land pad. The bitline is over the substrate. The bitline contact is in contact with a bottom of the bitline and in the substrate. The bitline contact includes a first portion and a second portion below the first portion, and the first portion is wider than the second portion from a cross-section view. A word line is adjacent to the bitline contact. A land pad is on the substrate, and the land pad is adjacent to the word line, such that the word line is between the bitline contact and the land pad.