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(11)

EP 3 278 544 A1

(12)

(43) Date of publication: 07.02.2018 Bulletin 2018/06 (21) Application number: 15714209.2 (22) Date of filing: 01.04.2015

(51) International Patent Classification (IPC):  H04L 29/12(2006.01) H04L 12/741(2013.01) (86) International application number: PCT/EP2015/057225 (87) International publication number: WO 2016/155820 (06.10.2016 Gazette 2016/40)

(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 (71) Applicant: Intelligent Lumen, S.L.U. 33930 La Felguera (ES)	(72) Inventor: CARCEDO HERRERO, Pedro 33009 Oviedo (ES) (74) Representative: ZBM Patents - Zea, Barlocci & Markvardsen  Plaza Catalunya, 1 2nd floor 08002 Barcelona 08002 Barcelona (ES)