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. 18, 2001
Filed:
Sep. 30, 1998
Haruyasu Fukui, Nara-ken, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
A non-volatile memory device includes: a plurality of memory cell arrays including a plurality of blocks, each block including a matrix of memory cells coupled to one another via word lines and bit lines such that corresponding ones of the word line in the plurality of blocks of each memory cell array are coupled to a common, the word lines being commonly driven by decoders respectively provided for the memory cell arrays, where all data stored in each block is subject to erasure in one erase operation, the non-volatile memory device further including: a plurality of sense amplifiers for reading data from the memory cells; and a control circuit for simultaneously performing a plurality of operations by using the plurality of sense amplifiers.