Patent · US Active

Fast combinational voice call continuity from LTE to 2G/3G CS domain

US9161270B2 · kind B2 · utility

1Cited by

1References

22Claims

0Family size

Assignee

NOKIA TECHNOLOGIES OY · FI

Inventors

Ivan Ore · Nummela, FI
Sanna Maenpaa · Espoo, FI

Key dates

Filing date	Nov 7, 2007
Grant date	Oct 13, 2015
Priority date	—
Expiry date	Oct 30, 2030

Classification

Technology area (CPC H)Electricity
CPC primaryH04W36/0033
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

The invention proposes a method for handing over a session between a source network which provides a first connection type domain and a target network which provides the first connection type domain and a second connection type domain, comprising informing a network node (e.g., a user equipment (UE)), before performing a handover from the source network to the target network, a preferred transfer domain in the target network. The invention also proposes a corresponding network node and a network control element.

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