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(11)

EP 4 740 572 A1

(12)

(43) Date of publication: 13.05.2026 Bulletin 2026/20 (21) Application number: 24737189.1 (22) Date of filing: 17.06.2024

(51) International Patent Classification (IPC):  H04W 24/10(2009.01) H04W 36/02(2009.01) (52) Cooperative Patent Classification (CPC): H04W 24/10; G06N 20/00; H04W 36/0235; G06N 3/045; G06N 3/08; G06N 3/044 (86) International application number: PCT/JP2024/021879 (87) International publication number: WO 2025/009372 (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: 03.07.2023 GB 202310198 (71) Applicant: NEC Corporation 108-8001 Tokyo (JP)	(72) Inventors: WANG Xuelong Tokyo 108-8001 (JP) GUPTA Neeraj Tokyo 108-8001 (JP) (74) Representative: Mathys & Squire  32 London Bridge Street The Shard London SE1 9SG London SE1 9SG (GB)