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EP 4 799 028 A1

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(43) Date of publication: 02.09.2026 Bulletin 2026/36 (21) Application number: 23798704.5 (22) Date of filing: 26.10.2023

(51) International Patent Classification (IPC):  G06F 3/01(2006.01) G02B 27/00(2006.01) (52) Cooperative Patent Classification (CPC): G06F 3/011; G06F 3/013; G06F 3/015; G02B 27/0093; A61B 3/113; A61B 3/14 (86) International application number: PCT/EP2023/079988 (87) International publication number: WO 2025/087535 (01.05.2025 Gazette 2025/18)

(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 (71) Applicant: Telefonaktiebolaget LM Ericsson (publ) 164 83 Stockholm (SE)	(72) Inventors: VALTONEN ÖRNHAG, Marcus 241 37 Eslöv (SE) DAHLGREN, Fredrik 224 65 Lund (SE) (74) Representative: Ericsson  Patent Development Torshamnsgatan 21-23 164 80 Stockholm 164 80 Stockholm (SE)