Patent · US Active

System and method of data access for mobile stations

US7978648B2 · kind B2 · utility

0Cited by

5References

17Claims

0Family size

Assignee

RESEARCH IN MOTION LIMITED · CA

Inventors

Hossain Asif · Ottawa, CA
David Ma · Ottawa, CA

Key dates

Filing date	Jun 18, 2010
Grant date	Jul 12, 2011
Priority date	—
Expiry date	Jun 18, 2030

Classification

Technology area (CPC H)Electricity
CPC primaryH04W48/18
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

Method and apparatus for data access for a mobile terminal comprising a module for determining whether first and second modes of wireless network coverage is available, a module for selecting the first mode if available, a module for attempting access via the second mode on failure to establish access via the first mode and a module for monitoring availability of the first mode. Even when a connection is established via the second mode, availability of the first mode is monitored and access attempted, when second mode connection is idle.

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