Patent · US Expired

Semiconductor memory device

US5029330A · kind A · utility

23Cited by
2References
26Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 12, 1989
Grant dateJul 2, 1991
Priority date
Expiry dateJun 12, 2009

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11C11/408
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

In a multibit test mode for a dynamic RAM, a plurality of complementary data lines are simultaneously connected to the complementary common data lines and the levels of noninversion signal lines and inversion signal lines of the complementary common data lines are compared with a predetermined reference voltage, respectively.

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