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:
Feb. 03, 2004
Filed:
Sep. 04, 2002
Applicant:
Inventors:
Hans-Oliver Joachim, Zushi, JP;
Takashima Daisaburo, Tokyo, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 1/122 ; G11C 1/124 ;
U.S. Cl.
CPC ...
G11C 1/122 ; G11C 1/124 ;
Abstract
An improved reference voltage generation is described. In one embodiment, a memory block includes a plurality of memory cells interconnected by wordlines and bitlines. A plurality of reference cells are provided. A bitline includes a reference cell. The bitlines of the memory block are divided into groups or bitlines. The reference cells within a group are interconnected to average out the reference cell charge variation to improve the sensing window.