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:
Apr. 27, 2004
Filed:
Jan. 14, 2003
Applicant:
Inventors:
Gary B. Bronner, Stormville, NY (US);
Ramachandra Divakaruni, Ossining, NY (US);
Byeong Kim, LaGrangeville, NY (US);
Jack A. Mandelman, Flat Rock, NC (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 2/18242 ;
U.S. Cl.
CPC ...
H01L 2/18242 ;
Abstract
The distance between buried straps in a DRAM array of trench capacitor/vertical transistor cells is increased by offsetting adjacent cells by a vertical offset distance, so that the total distance between adjacent straps is increased without increasing the horizontal distance between cells.