(19)

(11)

EP 4 074 087 A1

(12)

(43) Date of publication: 19.10.2022 Bulletin 2022/42 (21) Application number: 20803563.4 (22) Date of filing: 10.11.2020

(51) International Patent Classification (IPC):  H04W 12/02(2009.01) H04W 12/06(2021.01) H04W 12/03(2021.01) H04W 12/72(2021.01) (52) Cooperative Patent Classification (CPC): H04W 12/02; H04W 12/06; H04W 12/72; H04W 12/03 (86) International application number: PCT/EP2020/081566 (87) International publication number: WO 2021/115699 (17.06.2021 Gazette 2021/24)

(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 Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 13.12.2019 EP 19306651 (71) Applicant: Thales Dis France SAS 92190 Meudon (FR)	(72) Inventor: PHAN, Ly Thanh 13881 Gemenos Cedex (FR) (74) Representative: Scheer, Luc  Thales Dis France SAS Intellectual Property Department Avenue du Jujubier Zone Athelia IV 13705 La Ciotat Cedex 13705 La Ciotat Cedex (FR)