(19)

(11)

EP 2 853 068 A1

(12)

(43) Date of publication: 01.04.2015 Bulletin 2015/14 (21) Application number: 12877146.6 (22) Date of filing: 22.05.2012

(51) International Patent Classification (IPC):  H04L 12/70(2013.01) (86) International application number: PCT/CA2012/050337 (87) International publication number: WO 2013/173900 (28.11.2013 Gazette 2013/48)

(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: Rockstar Consortium US LP Plano, TX 75024 (US)	(72) Inventor: CHIABAUT, Jerome Ottawa, Ontario K1H 6K6 (CA) (74) Representative: Patentbüro Paul Rosenich AG  BGZ 9497 Triesenberg 9497 Triesenberg (LI)