Patent · US Expired

Intelligent network searching for a multi mode phone

US6226527A · kind A · utility

57Cited by
18References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 4, 1998
Grant dateMay 1, 2001
Priority date
Expiry dateFeb 4, 2018

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04W88/06
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A dual or multi mode telephone can be connected to at least one cellular network or at least one cordless network. The telephone continuously monitors system information messages from said at least one cellular network and said at least one cordless network to maintain an idle mode connection. The telephone comprises first memory means for storing cell identification information about the cell in the cellular network concerned covering the telephone, and second memory means for storing cell identification information about the cells in the cellular network where the telephone has been covered by said at least one cordless network. The telephone furthermore comprises means for comparing the present cell identification information with the cell identification information stored in the second memory means, and means for enabling/disabling the cordless part of the telephone in dependence on said comparison.

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