Patent · US Expired

Dynamic memory for a cellular terminal

US7486582B2 · kind B2 · utility

2Cited by
5References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 3, 2006
Grant dateFeb 3, 2009
Priority date
Expiry dateFeb 3, 2026

Classification

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

Abstract

A DRAM and its application to a mobile telephony circuit with a control circuit including a first refreshment controller controlled by a first clock signal and a second refreshment controller controlled by a second clock signal having a frequency less than that of the first one and used to synchronize events of the GSM network.

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