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EP 4 817 158 A1

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(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24812180.8 (22) Date of filing: 25.11.2024

(51) International Patent Classification (IPC):  H02J 50/80(2016.01) H02J 50/12(2016.01) H02J 50/10(2016.01) H04B 5/79(2024.01) (52) Cooperative Patent Classification (CPC): H02J 50/10; H02J 50/80; H04B 5/79; H02J 50/12 (86) International application number: PCT/EP2024/083378 (87) International publication number: WO 2025/114178 (05.06.2025 Gazette 2025/23)

(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: 30.11.2023 EP 23213335 (71) Applicant: Koninklijke Philips N.V. 5656 AG Eindhoven (NL)	(72) Inventors: DRAAK, Johannes Wilhelmus 5656 AG Eindhoven (NL) AGAFONOV, Aleksei 5656 AG Eindhoven (NL) LEBENS, Pascal Leonard Maria Theodoor 5656 AG Eindhoven (NL) (74) Representative: Philips Intellectual Property & Standards  High Tech Campus 34 5656 AE Eindhoven 5656 AE Eindhoven (NL)