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:
Apr. 13, 2021
Filed:
May. 11, 2020
Applicant:
Tessera, Inc., San Jose, CA (US);
Inventors:
Kisup Chung, Albany, NY (US);
Isabel C. Estrada-Raygoza, Albany, NY (US);
Hemanth Jagannathan, Niskayuna, NY (US);
Chi-Chun Liu, Altamont, NY (US);
Yann A. M. Mignot, Slingerlands, NY (US);
Hao Tang, Albany, NY (US);
Assignee:
Tessera, Inc., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 49/02 (2006.01);
U.S. Cl.
CPC ...
H01L 28/60 (2013.01);
Abstract
A capacitor includes a stack. The stack has a first metallic layer formed over a substrate, an insulator formed over the first metallic layer, and a second metallic layer formed over the insulator. The first metallic layer has at least one high domain and at least one low domain, where a surface of the substrate in the at least one low domain has a height that is lower than a surface of the substrate in the at least one high domain.