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.

Date of Patent:
Dec. 12, 2023

Filed:

Feb. 23, 2022
Applicant:

Micron Technology, Inc., Boise, ID (US);

Inventors:

Mitsunari Sukekawa, Hiroshima, JP;

Hiroshi Toyama, Sagamihara, JP;

Hiroyuki Uno, Chigasaki, JP;

Yasutaka Okada, Hiroshima, JP;

Assignee:

Micron Technology, Inc., Boise, ID (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10B 12/00 (2023.01);
U.S. Cl.
CPC ...
H10B 12/315 (2023.02); H10B 12/0335 (2023.02); H10B 12/34 (2023.02); H10B 12/50 (2023.02);
Abstract

An apparatus includes a base structure having a first portion including a plurality of transistors and a second portion surrounding the first portion; a storage structure on the first portion of the base structure, the storage structure including a plurality of storage capacitors each coupled to a corresponding one of the plurality of transistors; an interface structure on the second portion of the base structure; and a peripheral structure on the interface structure; wherein the interface structure is divided into a plurality of insulating films and the plurality of insulating films are arranged away from each other to have a plurality of voids between the second portion of the base structure and the peripheral structure.


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