(19)

(11)

EP 2 873 260 A2

(12)

(88) Date of publication A3: 06.03.2014 (43) Date of publication: 20.05.2015 Bulletin 2015/21 (21) Application number: 13737584.6 (22) Date of filing: 10.07.2013

(51) International Patent Classification (IPC):  H04W 4/06(2009.01) H04W 4/22(2009.01) H04W 4/08(2009.01) (86) International application number: PCT/EP2013/064545 (87) International publication number: WO 2014/009401 (16.01.2014 Gazette 2014/03)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (30) Priority: 13.07.2012 WO PCT/EP2012/063790 (71) Applicant: Nokia Solutions and Networks Oy 02610 Espoo (FI)	(72) Inventor: MUSTAJARVI, Jari Pekka FI-02730 Espoo (FI)