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:
May. 20, 2014
Filed:
Aug. 07, 2012
Applicants:
Tien-chien Kuo, Sunnyvale, CA (US);
Jonathan H. Huynh, San Jose, CA (US);
Sung-en Wang, San Jose, CA (US);
Inventors:
Tien-Chien Kuo, Sunnyvale, CA (US);
Jonathan H. Huynh, San Jose, CA (US);
Sung-En Wang, San Jose, CA (US);
Assignee:
SanDisk Technologies Inc., Plano, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/04 (2006.01); G11C 11/56 (2006.01);
U.S. Cl.
CPC ...
G11C 11/5628 (2013.01);
Abstract
In a nonvolatile memory array that stores randomized data, the program level—the number of states per cell stored in a population of memory cells—is determined from the total current passing through the population of memory cells under read conditions, as observed on a common line, for example a source line in NAND flash memory.