Patent · US Expired

Non-volatile SRAM

US6980459B2 · kind B2 · utility

18Cited by
8References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 24, 2002
Grant dateDec 27, 2005
Priority date
Expiry dateNov 11, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11C14/00
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A SRAM cell wherein the pull up load of the cell is inherent ferroelectric leakage. The power down writeback may include boosting the word line. The power down writeback may also include discharging the plate from VDD to ground. Furthermore, the plate is held high during read and write operations.

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