(19)

(11)

EP 3 881 653 A1

(12)

(43) Date of publication: 22.09.2021 Bulletin 2021/38 (21) Application number: 20767694.1 (22) Date of filing: 27.08.2020

(51) International Patent Classification (IPC):  H05K 1/14(2006.01) (52) Cooperative Patent Classification (CPC): H05K 2201/09018; H05K 1/142; F21V 23/06; H05K 2201/10106; F21Y 2103/10; H05K 1/144; H05K 2201/09063; H05K 3/0058; H05K 3/325; H05K 1/141; H05K 2201/10303; F21Y 2115/10 (86) International application number: PCT/US2020/048248 (87) International publication number: WO 2021/045958 (11.03.2021 Gazette 2021/10)

(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: 06.09.2019 US 201962897203 P 28.11.2019 NL 2024328 (71) Applicant: Illumina, Inc. San Diego, CA 92122 (US)	(72) Inventors: SINOFSKY, Brian Elliot San Diego, California 92122 (US) WRIGHT, Michael Justin San Diego, California 92122 (US) HUAY, Lim Peng San Diego, California 92122 (US) YEAP, Low Hong San Diego, California 92122 (US) SENG, Voon Yeow San Diego, California 92122 (US) (74) Representative: Arnold & Siedsma  Bezuidenhoutseweg 57 2594 AC The Hague 2594 AC The Hague (NL)