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(11)

EP 3 017 577 A1

(12)

(43) Date of publication: 11.05.2016 Bulletin 2016/19 (21) Application number: 13739942.4 (22) Date of filing: 01.07.2013

(51) International Patent Classification (IPC):  H04L 29/06(2006.01) H04R 27/00(2006.01) G06F 21/35(2013.01) (86) International application number: PCT/EP2013/001918 (87) International publication number: WO 2015/000494 (08.01.2015 Gazette 2015/01)

(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: Giesecke & Devrient GmbH 81677 München (DE)	(72) Inventor: YANAMANDRA, Sai Pune Maharashtra 411 052 (IN)