(19)

(11)

EP 4 292 214 A1

(12)

(43) Date of publication: 20.12.2023 Bulletin 2023/51 (21) Application number: 22705976.3 (22) Date of filing: 09.02.2022

(51) International Patent Classification (IPC):  H03F 1/02(2006.01) H03F 1/22(2006.01) H03F 3/24(2006.01) H03F 1/34(2006.01) H03F 3/19(2006.01) (52) Cooperative Patent Classification (CPC): H03F 2200/102; H03F 2200/451; H03F 3/19; H03F 3/245; H03F 1/223; H03F 1/347; H03F 1/0266; H03F 2200/15; H03F 2200/18; H03F 2200/09; H03F 1/0222 (86) International application number: PCT/US2022/015863 (87) International publication number: WO 2022/173862 (18.08.2022 Gazette 2022/33)

(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: KH MA MD TN (30) Priority: 09.02.2021 US 202163147668 P (71) Applicant: QuantalRF AG 8002 Zurich (CH)	(72) Inventors: CARLSSON, Mats 174 46 Sundbyberg (SE) FARD, Ali Del Mar, California 92625 (US) (74) Representative: Cooley (UK) LLP  22 Bishopsgate London EC2N 4BQ London EC2N 4BQ (GB)