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(11)

EP 3 857 832 A1

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(43) Date of publication: 04.08.2021 Bulletin 2021/31 (21) Application number: 19783762.8 (22) Date of filing: 10.09.2019

(51) International Patent Classification (IPC):  H04L 27/26(2006.01) H03F 1/32(2006.01) H04L 25/03(2006.01) H04H 20/78(2008.01) (86) International application number: PCT/US2019/050435 (87) International publication number: WO 2020/068414 (02.04.2020 Gazette 2020/14)

(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: 26.09.2018 US 201816142295 26.09.2018 US 201816142893 (71) Applicant: Xilinx, Inc. San Jose, California 95124 (US)	(72) Inventors: DICK, Christopher H. San Jose, California 95124 (US) ZHAO, Hongzhi San Jose, California 95124 (US) PAREKH, Hemang M. San Jose, California 95124 (US) CHEN, Xiaohan San Jose, California 95124 (US) (74) Representative: Zimmermann & Partner Patentanwälte mbB  Postfach 330 920 80069 München 80069 München (DE)