Patent · US Active

Method and arrangement for efficient group communication

US9294294B2 · kind B2 · utility

0Cited by

1References

22Claims

0Family size

Assignee

Telefonaktiebolaget LM Ericsson (Publ) · SE

Inventors

Peter De Bruin · Luleå, SE
Hans Hannu · Luleå, SE
Paul Schliwa-Bertling · Ljungsbro, SE

Key dates

Filing date	Sep 11, 2007
Grant date	Mar 22, 2016
Priority date	—
Expiry date	Jun 7, 2031

Classification

Technology area (CPC H)Electricity
CPC primaryH04W68/02
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

In a method of enabling improved group communication for a plurality of mobile terminals MT participating in a multicast session in a communication system comprising a plurality of cells and at least two base station systems with corresponding cell coverage, reducing S1 mandatory paging signalling from said mobile terminals and said network, by maintaining said network and said mobile terminals in an active state, and limiting S2 cell update signalling in response to one of said plurality of mobile terminal moving from one cell to a new cell.

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