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:
May. 08, 2007
Filed:
Aug. 18, 2005
Applicants:
Byung-gil Choi, Gyeonggi-do, KR;
Young-ho Suh, Kyunggi-do, KR;
Inventors:
Byung-Gil Choi, Gyeonggi-do, KR;
Young-Ho Suh, Kyunggi-do, KR;
Assignee:
Samsung Electronics Co., Ltd., Gyeonggi-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
A column select circuit in a Static Random Access Memory (SRAM) having a three-dimensional layout can include a lower CMOS layer in a substrate and an upper NMOS layer above the lower layer. An intermediate PMOS layer is located between the upper NMOS layer and the lower CMOS layer.