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(11)

EP 3 549 057 A1

(12)

(43) Date of publication: 09.10.2019 Bulletin 2019/41 (21) Application number: 17808913.2 (22) Date of filing: 05.12.2017

(51) International Patent Classification (IPC):  G06K 9/00(2006.01) G06K 9/32(2006.01) (86) International application number: PCT/EP2017/081425 (87) International publication number: WO 2018/104254 (14.06.2018 Gazette 2018/24)

(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: MA MD TN (30) Priority: 05.12.2016 EP 16202203 (71) Applicant: Koninklijke Philips N.V. 5656 AE Eindhoven (NL)	(72) Inventors: ZUO, Fei 5656 AE Eindhoven (NL) PIERIK, Anke 5656 AE Eindhoven (NL) WIMBERGER-FRIEDL, Reinhold 5656 AE Eindhoven (NL) DE LAAT, Koen 5656 AE Eindhoven (NL) (74) Representative: Recoules, Hector  Philips Intellectual Property & Standards High Tech Campus 5 5656 AE Eindhoven 5656 AE Eindhoven (NL)