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(11)

EP 3 164 888 A1

(12)

(43) Date of publication: 10.05.2017 Bulletin 2017/19 (21) Application number: 15738228.4 (22) Date of filing: 01.07.2015

(51) International Patent Classification (IPC):  H01L 23/64(2006.01) H05K 1/16(2006.01) H01L 23/522(2006.01) H01F 17/00(2006.01) (86) International application number: PCT/US2015/038895 (87) International publication number: WO 2016/004245 (07.01.2016 Gazette 2016/01)

(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: MA (30) Priority: 03.07.2014 US 201414323907 (71) Applicant: Qualcomm Incorporated San Diego, CA 92121-1714 (US)

(72) Inventors: LEE, Jong-Hoon San Diego, California 92121-1714 (US) SONG, Young Kyu San Diego, California 92121-1714 (US) YOON, Jung Ho San Diego, California 92121-1714 (US) JOW, Uei Ming San Diego, California 92121-1714 (US) ZHANG, Xiaonan San Diego, California 92121-1714 (US) LANE, Ryan David San Diego, California 92121-1714 (US) (74) Representative: Howe, Steven  Reddie & Grose LLP 16 Theobalds Road London WC1X 8PL London WC1X 8PL (GB)