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:
Jan. 09, 2001
Filed:
Mar. 25, 1998
Applicant:
Inventors:
Thomas S. Rupp, Stormville, NY (US);
Johann Alsmeier, Wappingers Falls, NY (US);
Assignee:
Siemens Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 2/18242 ;
U.S. Cl.
CPC ...
H01L 2/18242 ;
Abstract
A word line is buried beside a vertical semiconductor device. The word line is embedded adjacent to the vertical semiconductor device such that the topography of the word line is substantially planar. The planar features of the buried word line allows further processing to performed over the word line and the vertical transistor. In another embodiment, the vertical semiconductor device is a transistor having a vertically oriented gate. The word line is buried beside the vertically oriented gate, such that the topography of the word line is substantially planar.