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. 17, 1998
Filed:
Jul. 25, 1996
Mauro Sali, S. Angelo Lodigiano, IT;
Corrado Villa, Sovico, IT;
Marcello Carrera, Trescore Balneario, IT;
SGS-Thomson Microelectronics S.r.l., Agrate Brianza, IT;
Abstract
A Flash EEPROM having at least one memory sector. The memory sector includes a plurality of rows and columns of memory cells; at least one negative voltage generator for generating a negative voltage commonly charging the plurality of rows to a negative potential during an erase pulse for erasing the memory cells of the at least one memory sector and control logic activating the negative voltage generator at the beginning of the erase pulse and deactivating the negative voltage generator at the end of the erase pulse. The Flash EEPROM having for controlling a discharge time of the rows of the at least one memory sector at the end of the erase pulse.