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(11)

EP 3 103 300 A1

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(43) Date of publication: 14.12.2016 Bulletin 2016/50 (21) Application number: 14703567.9 (22) Date of filing: 03.02.2014

(51) International Patent Classification (IPC):  H04W 72/12(2009.01) H04L 12/855(2013.01) H04W 92/20(2009.01) (86) International application number: PCT/EP2014/052027 (87) International publication number: WO 2015/113640 (06.08.2015 Gazette 2015/31)

(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 (71) Applicant: Nokia Solutions and Networks Oy 02610 Espoo (FI)	(72) Inventors: MOILANEN, Jani Matti Johannes FI-00200 Helsinki (FI) METSÄLÄ, Esa Markus FI-02200 Espoo (FI) TAPIA-PEREZ, Jose Manuel FI-02480 Kirkkonummi (FI) KAPANEN, Jouko Juhani FI-00420 Helsinki (FI) (74) Representative: Nokia Corporation  Intellectual Property Department Karakaari 7 02610 Espoo 02610 Espoo (FI)