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EP 4 578 036 A1

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(43) Date of publication: 02.07.2025 Bulletin 2025/27 (21) Application number: 23754334.3 (22) Date of filing: 15.08.2023

(51) International Patent Classification (IPC):  H01J 35/14(2006.01) H05G 1/10(2006.01) H05G 1/08(2006.01) H05G 1/46(2006.01) (52) Cooperative Patent Classification (CPC): H05G 1/085; H05G 1/10; H05G 1/46; H01J 35/14 (86) International application number: PCT/EP2023/072425 (87) International publication number: WO 2024/041924 (29.02.2024 Gazette 2024/09)

(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: KH MA MD TN (30) Priority: 22.08.2022 EP 22191434 (71) Applicant: Koninklijke Philips N.V. 5656 AG Eindhoven (NL)	(72) Inventors: PROKSA, Roland 5656 AG Eindhoven (NL) WIEBUS, Ruth 5656 AG Eindhoven (NL) (74) Representative: Philips Intellectual Property & Standards  High Tech Campus 52 5656 AG Eindhoven 5656 AG Eindhoven (NL)