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EP 4 739 941 A1

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(43) Date of publication: 13.05.2026 Bulletin 2026/20 (21) Application number: 24733252.1 (22) Date of filing: 24.06.2024

(51) International Patent Classification (IPC):  F21K 9/232(2016.01) F21Y 113/13(2016.01) F21Y 115/10(2016.01) H01L 25/075(2006.01) F21Y 113/17(2016.01) (52) Cooperative Patent Classification (CPC): F21Y 2115/10; F21K 9/232; F21Y 2113/17; F21Y 2113/13; H10H 20/851; H10W 90/00 (86) International application number: PCT/EP2024/067593 (87) International publication number: WO 2025/008209 (09.01.2025 Gazette 2025/02)

(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: 06.07.2023 EP 23183854 (71) Applicant: Signify Holding B.V. 5656 AE Eindhoven (NL)	(72) Inventors: VAN BOMMEL, Ties 5656 AE Eindhoven (NL) HIKMET, Rifat, Ata, Mustafa 5656 AE Eindhoven (NL) (74) Representative: Signify IP  High Tech Campus 7 5656 AE Eindhoven 5656 AE Eindhoven (NL)