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. 13, 2022
Filed:
Jun. 09, 2021
Samsung Electronics Co., Ltd., Suwon-si, KR;
Young-Lim Park, Anyang-si, KR;
Se Hyoung Ahn, Seoul, KR;
Sang Yeol Kang, Yongin-si, KR;
Chang Mu An, Osan-si, KR;
Kyoo Ho Jung, Seoul, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
A semiconductor device includes a landing pad on a substrate, a lower electrode on the landing pad and connected to the landing pad, the lower electrode including an outer portion, the outer portion including first and second regions, and an inner portion inside the outer portion, a dielectric film on the lower electrode to extend along the first region of the outer portion, and an upper electrode on the dielectric film, wherein the outer portion of the lower electrode includes a metal dopant, a concentration of the metal dopant in the first region of the outer portion being different from a concentration of the metal dopant in the second region of the outer portion.