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EP 3 718 168 A1

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(43) Date of publication: 07.10.2020 Bulletin 2020/41 (21) Application number: 18704008.4 (22) Date of filing: 08.02.2018

(51) International Patent Classification (IPC):  H01Q 1/24(2006.01) H01Q 13/10(2006.01) H01Q 1/48(2006.01) H01Q 21/28(2006.01) (86) International application number: PCT/EP2018/053183 (87) International publication number: WO 2019/154501 (15.08.2019 Gazette 2019/33)

(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 TN (71) Applicant: HUAWEI TECHNOLOGIES CO., LTD. Shenzhen, Guangdong 518129, (CN)	(72) Inventors: MILOSAVLJEVIC, Zlatoljub 16440 Kista (SE) SOWPATI, Arun 16440 Kista (SE) KROGERUS, Joonas 16440 Kista (SE) (74) Representative: MERH-IP Matias Erny Reichl Hoffmann Patentanwälte PartG mbB  Paul-Heyse-Strasse 29 80336 München 80336 München (DE)