US8442535B2

5G,4G,3G,2G

Title

METHOD SYSTEM AND DEVICE FOR MAINTAINING USER SERVICE CONTINUITY

Application Number:

US201113251653

Publication Date:

14-05-2013

Current Assignee:

Family ID:

Application Date:

03-10-2011

Publication Country:

US

Priority Date:

28-04-2008

Declaring Company:

Abstract  Abstract

A method a system and a device for maintaining user service continuity are provided in an embodiment of the present invention. The method includes prohibiting a UE from accessing a forbidden network before handover is complete when the UE needs to perform network handover if the UE adopts a SIM access technology thus avoiding service interruption of a SIM user due to access to an incorrect network. A system and a device for maintaining user service continuity are provided in an embodiment of the present invention.

Note:

The information in blue was extracted from the third parties (Standard Setting Organisation, Espacenet)

The information in grey was provided by the patent holder

The information in purple was extracted from the FrandAvenue

Explicitly disclosed patent:openly and comprehensibly describes all details of the invention in the patent document.

Implicitly disclosed patent:does not explicitly state certain aspects of the invention, but still allows for these to be inferred from the information provided.

Basis patent:The core patent in a family, outlining the fundamental invention from which related patents or applications originate.

Family member:related patents or applications that share a common priority or original filing.