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:
Aug. 28, 2001
Filed:
Jun. 02, 1999
Applicant:
Inventor:
Jae-Kap Kim, Kyoungki-do, KR;
Assignee:
Hyundai Electronics Industries Co., Ltd., Kyoungki-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 2/1336 ; H01L 2/976 ; H01L 2/994 ; H01L 3/1062 ; H01L 3/1113 ;
U.S. Cl.
CPC ...
H01L 2/1336 ; H01L 2/976 ; H01L 2/994 ; H01L 3/1062 ; H01L 3/1113 ;
Abstract
An SRAM cell and a method of manufacturing the same are disclosed. An SRAM cell including pull down devices, access devices and pull up devices each having source and drain regions with LDD structure, the source and drain regions of the access devices having: N,source and drain regions; N,source and drain regions formed under the N,source and drain regions; and P,impurity regions whose predetermined portion is overlapped with the N,source and drain region.