(19)

(11)

EP 3 117 674 A1

(12)

(43) Date of publication: 18.01.2017 Bulletin 2017/03 (21) Application number: 14885522.4 (22) Date of filing: 14.03.2014

(51) International Patent Classification (IPC):  H04W 72/04(2009.01) H04W 74/08(2009.01) (86) International application number: PCT/US2014/027084 (87) International publication number: WO 2015/137959 (17.09.2015 Gazette 2015/37)

(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: Intel IP Corporation Santa Clara, CA 95054 (US)	(72) Inventors: HUANG, Po-Kai San Jose, California 95131 (US) STACEY, Robert Portland, Oregon 97214 (US) (74) Representative: Hufton, David Alan  HGF Limited Fountain Precinct Balm Green Sheffield S1 2JA Sheffield S1 2JA (GB)