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EP 3 729 131 A1

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(43) Date of publication: 28.10.2020 Bulletin 2020/44 (21) Application number: 17829660.4 (22) Date of filing: 22.12.2017

(51) International Patent Classification (IPC):  G01S 13/87(2006.01) G01S 13/00(2006.01) G01S 5/06(2006.01) (86) International application number: PCT/EP2017/084516 (87) International publication number: WO 2019/120582 (27.06.2019 Gazette 2019/26)

(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 MD TN (71) Applicants: Khalifa University of Science and Technology Abu Dhabi (AE) British Telecommunications Public Limited Company London, Greater London EC1A 7AJ (GB) Emirates Telecommunications Corporation Abu-Dhabi (AE)

(72) Inventors: MONTUNO, Delfin Y Abu Dhabi (AE) AWEYA, James Abu Dhabi (AE) (74) Representative: J A Kemp LLP  14 South Square Gray's Inn London WC1R 5JJ London WC1R 5JJ (GB)