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.

Date of Patent:
Dec. 14, 2010

Filed:

Mar. 16, 2007
Applicant:

Michael Achter, Mountain View, CA (US);

Inventor:

Michael Achter, Mountain View, CA (US);

Assignee:

Spansion LLC, Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 11/40 (2006.01);
U.S. Cl.
CPC ...
Abstract

Providing distinction between overlapping threshold levels of one or more multi-cell memory devices is described herein. By way of example, a system can include a sensing component that can measure a level associated with a first memory cell. The system can also include a comparison component that can compare the measured level associated with the first memory cell level to non-overlapping threshold levels, wherein such measurement can be used to determine a unique bit level associated with a second memory cell. By way of further example, methodologies are described for accurately measuring a bit level of a first cell of a dual-cell memory device, by comparing a second cell value to non-overlapping threshold values, as measured with respect to the second reference point.


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