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(11)

EP 3 103 118 A1

(12)

(43) Date of publication: 14.12.2016 Bulletin 2016/50 (21) Application number: 14705207.0 (22) Date of filing: 03.02.2014

(51) International Patent Classification (IPC):  G11B 27/34(2006.01) G11B 27/034(2006.01) G06F 17/30(2006.01) (86) International application number: PCT/FI2014/050080 (87) International publication number: WO 2015/114196 (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 Technologies OY 02610 Espoo (FI)	(72) Inventors: MATE, Sujeet Shyamsundar FI-33720 Tampere (FI) CURCIO, Igor Danilo Diego FI-33100 Tampere (FI) CRICRI, Francesco FI-33200 Tampere (FI) (74) Representative: Nokia Corporation  Intellectual Property Department Karakaari 7 02610 Espoo 02610 Espoo (FI)