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:
Feb. 11, 2014
Filed:
Apr. 21, 2006
Applicants:
Wing K. Luk, Chappaqua, NY (US);
Jin Cai, Mohegan Lake, NY (US);
Inventors:
Wing K. Luk, Chappaqua, NY (US);
Jin Cai, Mohegan Lake, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 27/108 (2006.01);
U.S. Cl.
CPC ...
Abstract
A dynamic random access memory cell is disclosed that comprises a capacitive storage device and a write access transistor. The write access transistor is operatively coupled to the capacitive storage device and has a gate stack that comprises a high-K dielectric, wherein the high-K dielectric has a dielectric constant greater than a dielectric constant of silicon dioxide. Also disclosed are a memory array using the cells, a computing apparatus using the memory array, a method of storing data, and a method of manufacturing.