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EP 4 445 609 A1

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(43) Date of publication: 16.10.2024 Bulletin 2024/42 (21) Application number: 22723212.1 (22) Date of filing: 09.03.2022

(51) International Patent Classification (IPC):  H04N 19/132(2014.01) H04N 19/15(2014.01) H04N 19/463(2014.01) G06N 3/04(2023.01) H04N 19/124(2014.01) H04N 19/17(2014.01) H04N 19/59(2014.01) (52) Cooperative Patent Classification (CPC): H04N 19/124; H04N 19/132; H04N 19/15; H04N 19/17; H04N 19/463; H04N 19/59; G06N 3/045; G06N 3/048; G06N 3/0475; G06N 3/0455 (86) International application number: PCT/RU2022/000067 (87) International publication number: WO 2023/172153 (14.09.2023 Gazette 2023/37)

(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: PARKHOMENKO, Denis Vladimirovich Shenzhen Guangdong, 518129 (CN) MA, Xiang Shenzhen Guangdong, 518129 (CN) SHUTKIN, Andrey Sergeevich Shenzhen Guangdong, 518129 (CN) PLETNEV, Alexander Andreevich Shenzhen Guangdong, 518129 (CN) KIRILLOV, Ivan Vladimirovich Shenzhen Guangdong, 518129 (CN) ILYIN, Ivan Iurevich Shenzhen Guangdong, 518129 (CN) LETUNOVSKIY, Alexey Aleksandrovich Shenzhen Guangdong, 518129 (CN) (74) Representative: Grünecker Patent- und Rechtsanwälte PartG mbB  Leopoldstraße 4 80802 München 80802 München (DE)