(19)

(11)

EP 3 849 836 A1

(12)

(43) Date of publication: 21.07.2021 Bulletin 2021/29 (21) Application number: 18933245.5 (22) Date of filing: 11.09.2018

(51) International Patent Classification (IPC):  B60L 15/00(2006.01) (86) International application number: PCT/CN2018/104948 (87) International publication number: WO 2020/051756 (19.03.2020 Gazette 2020/12)

(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: Robert Bosch GmbH 70442 Stuttgart (DE)	(72) Inventors: WOLL, Christoph 70839 Gerlingen (DE) ZHENG, Hao Shanghai 20030 (CN)