Patent · US Expired

Dynamic memory and method for testing a dynamic memory

US7092303B2 · kind B2 · utility

1Cited by
11References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 13, 2002
Grant dateAug 15, 2006
Priority date
Expiry dateMay 13, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11C11/401
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

The invention relates to a dynamic memory having a memory cell array, a test controller to test the memory cell array and an oscillator to control the refreshing of the memory cell array. According to the invention, the memory includes a device for using the oscillator as a time base for the test controller, such that a slow time base is achieved which may be used for different self-tests of the memory.

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