(19)

(11)

EP 2 311 295 A1

(12)

(43) Date of publication: 20.04.2011 Bulletin 2011/16 (21) Application number: 08785963.3 (22) Date of filing: 07.07.2008

(51) International Patent Classification (IPC):  H04W 88/18(2009.01) (86) International application number: PCT/EP2008/058795 (87) International publication number: WO 2010/003451 (14.01.2010 Gazette 2010/02)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (71) Applicant: Telefonaktiebolaget L M Ericsson (PUBL) 164 83 Stockholm (SE)	(72) Inventor: AGNONI, Francesco I-04010 Cori (latina) (IT) (74) Representative: Burchardi, Thomas et al Ericsson GmbH Ericsson Allee 1 52134 Herzogenrath 52134 Herzogenrath (DE)