(19)

(11)

EP 3 213 111 A1

(12)

(43) Date of publication: 06.09.2017 Bulletin 2017/36 (21) Application number: 15718950.7 (22) Date of filing: 01.05.2015

(51) International Patent Classification (IPC):  G01S 13/00(2006.01) G01S 13/88(2006.01) (86) International application number: PCT/EP2015/059629 (87) International publication number: WO 2015/169709 (12.11.2015 Gazette 2015/45)

(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 (30) Priority: 06.05.2014 GB 201407958 (71) Applicant: Sensurity Limited Moira, Down BT67 0LT (GB)	(72) Inventors: LUDLOW, Peter Newcastle Down BT33 0TJ (GB) REDPATH, George Lisburn Antrim BT28 2HA (GB) SEAWRIGHT, Stephen Bangor Down BT20 4QU (GB) GRAHAM, David Lisburn Antrim BT27 5BL (GB) (74) Representative: FRKelly  27 Clyde Road Dublin D04 F838 Dublin D04 F838 (IE)