Patent · US Expired

Integrated circuit memory device including delay locked loop circuit and delay locked loop control circuit and method of controlling delay locked loop circuit

US6937534B2 · kind B2 · utility

12Cited by
3References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 25, 2003
Grant dateAug 30, 2005
Priority date
Expiry dateSep 16, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11C2211/4067
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A DLL power supply of the integrated circuit memory device supplies power to the DLL circuit, and a control signal generator controls the DLL power supply to selectively supply power to the DLL circuit during a refresh mode of the integrated circuit memory device based on a selection signal.

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