(19)

(11)

EP 3 526 853 A1

(12)

(43) Date of publication: 21.08.2019 Bulletin 2019/34 (21) Application number: 17713304.8 (22) Date of filing: 24.03.2017

(51) International Patent Classification (IPC):  H01P 5/02(2006.01) H01P 5/20(2006.01) (86) International application number: PCT/EP2017/057128 (87) International publication number: WO 2018/171903 (27.09.2018 Gazette 2018/39)

(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) Inventor: MORGIA, Fabio 80992 Munich (DE) (74) Representative: Goddar, Heinz J.  Boehmert & Boehmert Anwaltspartnerschaft mbB Pettenkoferstrasse 22 80336 München 80336 München (DE)