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(11)

EP 2 783 277 A1

(12)

(43) Date of publication: 01.10.2014 Bulletin 2014/40 (21) Application number: 11794131.0 (22) Date of filing: 07.12.2011

(51) International Patent Classification (IPC):  G06F 5/06(2006.01) H04L 12/70(2013.01) (86) International application number: PCT/EP2011/072086 (87) International publication number: WO 2013/083191 (13.06.2013 Gazette 2013/24)

(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 (71) Applicant: Huawei Technologies Co., Ltd. Shenzhen, Guangdong 518129 (CN)	(72) Inventors: SHACHAR, Yaron 80992 Munich (DE) ZECHARIA, Rami 80992 Munich (DE) (74) Representative: Thun, Clemens  Mitscherlich PartmbB Patent- und Rechtsanwälte Sonnenstraße 33 80331 München 80331 München (DE)