Patent · US Expired

Redundant wordline deactivation scheme

US7405986B2 · kind B2 · utility

1Cited by
8References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 29, 2005
Grant dateJul 29, 2008
Priority date
Expiry dateDec 13, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11C29/83
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A method and apparatus for reducing power consumption of a memory device. The method includes initiating a precharge operation. The precharge operation includes driving one or more bitlines to a precharge voltage. The method also includes identifying one or more defective wordlines and, during the precharge operation, driving the identified defective word lines to the precharge voltage.

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