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EP 3 084 989 A1

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(43) Date of publication: 26.10.2016 Bulletin 2016/43 (21) Application number: 13899652.5 (22) Date of filing: 16.12.2013

(51) International Patent Classification (IPC):  H04B 10/50(2013.01) F28F 13/06(2006.01) G10K 11/04(2006.01) H01L 31/00(2006.01) B82Y 10/00(2011.01) F28F 21/02(2006.01) H01L 27/30(2006.01) (86) International application number: PCT/IB2013/060996 (87) International publication number: WO 2015/092482 (25.06.2015 Gazette 2015/25)

(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) Inventor: VOUTILAINEN, Martti Kalevi FI-02660 Espoo (FI) (74) Representative: Nokia Corporation  Intellectual Property Department Karakaari 7 02610 Espoo 02610 Espoo (FI)