(19)

(11)

EP 3 981 074 A1

(12)

(43) Date of publication: 13.04.2022 Bulletin 2022/15 (21) Application number: 20745456.2 (22) Date of filing: 08.07.2020

(51) International Patent Classification (IPC):  H03K 19/003(2006.01) H03K 19/1778(2020.01) (52) Cooperative Patent Classification (CPC): H03K 19/1778; H03K 19/00384 (86) International application number: PCT/US2020/041287 (87) International publication number: WO 2021/007376 (14.01.2021 Gazette 2021/02)

(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: 09.07.2019 US 201916506064 08.08.2019 US 201916535713 08.08.2019 US 201916535726 (71) Applicant: Xilinx, Inc. San Jose, California 95124 (US)	(72) Inventors: JENNINGS, John K. San Jose, California 95124 (US) FARLEY, Brendan San Jose, California 95124 (US) O'DWYER, John G. San Jose, California 95124 (US) (74) Representative: McGlashan, Graham Stewart  Marks & Clerk LLP Aurora 120 Bothwell Street Glasgow G2 7JS Glasgow G2 7JS (GB)