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(11)

EP 3 724 751 A1

(12)

(43) Date of publication: 21.10.2020 Bulletin 2020/43 (21) Application number: 18815315.9 (22) Date of filing: 30.11.2018

(51) International Patent Classification (IPC):  G06F 3/044(2006.01) A63F 13/2145(2014.01) G06F 3/0354(2013.01) G06F 3/03(2006.01) G06F 3/033(2013.01) G06F 3/0488(2013.01) (86) International application number: PCT/GB2018/053479 (87) International publication number: WO 2019/116003 (20.06.2019 Gazette 2019/25)

(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: 15.12.2017 GB 201720953 (71) Applicant: Zytronic Displays Limited Blaydon on Tyne, Tyne and Wear NE21 5NJ (GB)	(72) Inventors: MORRISON, Andrew Gateshead, Tyne and Wear NE10 9DS (GB) MULVEY, Colm Francis Newcastle Upon Tyne, Tyne and Wear NE2 3PE (GB) COWEN, Paul Thomas Gateshead, Tyne and Wear NE8 4NP (GB) (74) Representative: Secerna LLP  The Old Fire Station 18 Clifford Street York YO1 9RD York YO1 9RD (GB)