(19)

(11)

EP 3 408 996 A1

(12)

(43) Date of publication: 05.12.2018 Bulletin 2018/49 (21) Application number: 17767120.3 (22) Date of filing: 08.02.2017

(51) International Patent Classification (IPC):  H04L 29/06(2006.01) (86) International application number: PCT/US2017/016990 (87) International publication number: WO 2017/160425 (21.09.2017 Gazette 2017/38)

(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 Designated Validation States: MA MD (30) Priority: 18.03.2016 US 201662310472 P 19.07.2016 US 201615214033 (71) Applicant: T-Mobile USA, Inc. Bellevue, WA 98006-1350 (US)	(72) Inventors: SHETTY, Sandesh Bellevue, WA 98006-1350 (US) MEKA, Srinivas Bellevue, WA 98006-1350 (US) LAU, Kevin Bellevue, WA 98006-1350 (US) MCNEEL, Warren, J. Bellevue, WA 98006-1350 (US) ASANDULUI, Cristian Bellevue, WA 98006-1350 (US) (74) Representative: Hanna Moore + Curley  Garryard House 25/26 Earlsfort Terrace Dublin 2, D02 PX51 Dublin 2, D02 PX51 (IE)