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:
Jun. 04, 2002
Filed:
Jan. 19, 2001
Junichiro Noda, Kanagawa-ken, JP;
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Abstract
A nonvolatile semiconductor memory device having a data reprogram mode comprising a memory cell array in which a plurality of memory cells are arranged in a matrix form, a page buffer storing one page data to be programmed to memory cells which are selected in accordance with a page address signal, an internal column address generating circuit for generating column addresses of the one page with inputting the page address signal in order to transfer the one data stored in the page buffer to the memory cells, a column decoder receiving the column addresses from the internal column address generating circuit, and a control circuit having a data reprogram mode which is a mode for erasing one page data stored in the memory cells which are selected in accordance with the page address signal and continuously programming the one page data stored in the page buffer to the memory cells which are selected.