Patent · US Expired

Method for erasing a flash EEPROM

US6930926B2 · kind B2 · utility

2Cited by
7References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 30, 2003
Grant dateAug 16, 2005
Priority date
Expiry dateApr 26, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11C16/3468
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A method for erasing a flash EEPROM. The flash EEROM includes a number of memory units. First, the flash EEPROM is pre-programmed. Second, the step of erasing the flash EEPROM is performed and the flash EEPROM is then soft-programmed. Subsequently, the final step is performed to determine if the erasing step succeeds.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.