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:
Sep. 25, 2007
Filed:
Jun. 15, 2005
Martin Popp, Dresden, DE;
Frank Jakubowski, Dresden, DE;
Juergen Holz, Dresden, DE;
Lars Heineck, Dresden, DE;
Martin Popp, Dresden, DE;
Frank Jakubowski, Dresden, DE;
Juergen Holz, Dresden, DE;
Lars Heineck, Dresden, DE;
Infineon Technologies, AG, Neubiberg, DE;
Abstract
A memory cell array includes memory cells with storage capacitor and an access transistor. The access transistors are formed in active areas. The memory cell array further includes bit lines oriented in a first direction and word lines oriented in a second direction. The active areas extend in the second direction. The bottom side of each gate electrode of the transistors is disposed beneath the bottom side of each word line. In addition, the word lines are disposed above the bit lines.