(19)

(11)

EP 3 685 583 A1

(12)

(43) Date of publication: 29.07.2020 Bulletin 2020/31 (21) Application number: 17781115.5 (22) Date of filing: 09.10.2017

(51) International Patent Classification (IPC):  H04N 19/52(2014.01) H04N 19/56(2014.01) H04N 19/533(2014.01) H04N 19/563(2014.01) H04N 19/57(2014.01) H04N 19/513(2014.01) H04N 19/573(2014.01) (86) International application number: PCT/EP2017/075715 (87) International publication number: WO 2019/072373 (18.04.2019 Gazette 2019/16)

(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: MA MD (71) Applicant: Huawei Technologies Co., Ltd. Longgang District Shenzhen, Guangdong 518129 (CN)	(72) Inventors: ESENLIK, Semih 80992 München (DE) ZHAO, Zhijie 80992 München (DE) GAO, Han 80992 München (DE) KOTRA, Anand, Meher 80992 München (DE) (74) Representative: Pfenning, Meinig & Partner mbB  Patent- und Rechtsanwälte Theresienhöhe 11a 80339 München 80339 München (DE)