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(11)

EP 4 205 010 A1

(12)

(43) Date of publication: 05.07.2023 Bulletin 2023/27 (21) Application number: 20774955.7 (22) Date of filing: 17.09.2020

(51) International Patent Classification (IPC):  G06F 21/79(2013.01) G06F 12/14(2006.01) (52) Cooperative Patent Classification (CPC): G06F 21/79 (86) International application number: PCT/EP2020/075924 (87) International publication number: WO 2022/058010 (24.03.2022 Gazette 2022/12)

(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 MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (71) Applicant: Huawei Technologies Co., Ltd. Shenzhen, Guangdong 518129 (CN)	(72) Inventors: DELLOW, Andrew 80992 Munich (DE) HILL, Mark Bowen 80992 Munich (DE) KURD, Tariq 80992 Munich (DE) (74) Representative: Isarpatent  Patent- und Rechtsanwälte Barth Charles Hassa Peckmann & Partner mbB Friedrichstrasse 31 80801 München 80801 München (DE)