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:
Nov. 06, 2007
Filed:
Nov. 02, 2006
Applicants:
Ronald Kakoschke, München, DE;
Danny Shum, Poughkeepsie, NY (US);
Georg Tempel, Dresden, DE;
Inventors:
Assignee:
Infineon Technologies AG, , DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/76 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a bit line structure having a surface bit line (DLx) and a buried bit line (SLx), the buried bit line (SLx) being formed in a trench with a trench insulation layer () and being connected to doping regions () with which contact is to be made via a covering connecting layer () and a self-aligning terminal layer () in an upper partial region of the trench.