(19)

(11)

EP 3 959 916 A1

(12)

(43) Date of publication: 02.03.2022 Bulletin 2022/09 (21) Application number: 20725988.8 (22) Date of filing: 24.04.2020

(51) International Patent Classification (IPC):  H04W 16/02(2009.01) H04W 92/18(2009.01) H04W 84/18(2009.01) H04W 76/14(2018.01) (52) Cooperative Patent Classification (CPC): H04W 76/14; H04W 16/02; H04W 84/18; H04W 92/18; H04W 72/048; H04W 84/005 (86) International application number: PCT/EP2020/061545 (87) International publication number: WO 2020/216942 (29.10.2020 Gazette 2020/44)

(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 (30) Priority: 26.04.2019 EP 19171460 (71) Applicant: Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. 80686 München (DE)	(72) Inventors: ROTH-MANDUTZ, Elke 91058 Erlangen (DE) HASSAN, Khaled 30880 Laatzen (DE) BHADAURIA, Shubhangi 91058 Erlangen (DE) LEYH, Martin 91058 Erlangen (DE) SOLEYMANI, Dariush Mohammad 91058 Erlangen (DE) NIEMANN, Bernhard 91058 Erlangen (DE) (74) Representative: Groth & Co. KB  P.O. Box 6107 102 32 Stockholm 102 32 Stockholm (SE)