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. 06, 2011
Filed:
Sep. 02, 2010
Applicant:
Sang-yun Lee, Beaverton, OR (US);
Inventor:
Sang-Yun Lee, Beaverton, OR (US);
Assignee:
BeSang Inc., Beaverton, OR (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor memory device includes a substrate and an interconnect region carried by the substrate. A donor layer is coupled to the interconnect region through a bonding interface. An electronic device is formed with the donor layer, wherein the electronic device is formed after the bonding interface is formed. A capacitor is connected to the electronic device so that the electronic device and capacitor operate as a dynamic random access memory device.