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EP 4 771 519 A1

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(43) Date of publication: 08.07.2026 Bulletin 2026/28 (21) Application number: 24755036.1 (22) Date of filing: 15.08.2024

(51) International Patent Classification (IPC):  G06F 21/33(2013.01) G06F 21/57(2013.01) G06F 21/44(2013.01) H04L 9/40(2022.01) (52) Cooperative Patent Classification (CPC): G06F 21/572; H04L 63/0823; G06F 21/33; G06F 21/44 (86) International application number: PCT/EP2024/073016 (87) International publication number: WO 2025/045604 (06.03.2025 Gazette 2025/10)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: GE KH MA MD TN (30) Priority: 28.08.2023 EP 23193718 (71) Applicant: Koninklijke Philips N.V. 5656 AE Eindhoven (NL)	(72) Inventors: BERNALDEZ PEREDA, Ángel 5656 AG Eindhoven (NL) SABAH, Noureddine 5656 AG Eindhoven (NL) GARCIA MORCHON, Oscar 5656 AG Eindhoven (NL) (74) Representative: Philips Intellectual Property & Standards  High Tech Campus 34 5656 AE Eindhoven 5656 AE Eindhoven (NL)