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EP 4 565 817 A1

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(43) Date of publication: 11.06.2025 Bulletin 2025/24 (21) Application number: 23742343.9 (22) Date of filing: 24.07.2023

(51) International Patent Classification (IPC):  F21S 4/20(2016.01) F21S 4/28(2016.01) F21Y 115/10(2016.01) F21V 17/00(2006.01) F21S 4/22(2016.01) (52) Cooperative Patent Classification (CPC): F21Y 2115/10; F21V 17/007; H05K 1/189; F21S 4/22; H01L 25/0753; H05K 2201/10106; H05K 2201/055; H10H 20/014 (86) International application number: PCT/EP2023/070411 (87) International publication number: WO 2024/028140 (08.02.2024 Gazette 2024/06)

(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: 02.08.2022 EP 22188282 (71) Applicant: Signify Holding B.V. 5656 AE Eindhoven (NL)	(72) Inventors: HIKMET, Rifat, Ata, Mustafa 5656 AE Eindhoven (NL) VAN BOMMEL, Ties 5656 AE Eindhoven (NL) (74) Representative: Verweij, Petronella Daniëlle  Signify Netherlands B.V. Intellectual Property High Tech Campus 7 5656 AE Eindhoven 5656 AE Eindhoven (NL)