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(11)

EP 3 449 579 A2

(12)

(88) Date of publication A3: 19.07.2018 (43) Date of publication: 06.03.2019 Bulletin 2019/10 (21) Application number: 17789920.0 (22) Date of filing: 26.04.2017

(51) International Patent Classification (IPC):  H04B 7/0404(2017.01) H04B 7/0456(2017.01) (86) International application number: PCT/KR2017/004462 (87) International publication number: WO 2017/188736 (02.11.2017 Gazette 2017/44)

(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 MD (30) Priority: 26.04.2016 US 201662327725 P 27.10.2016 US 201662413725 P 13.03.2017 US 201762470622 P 19.04.2017 US 201715491927 (71) Applicant: Samsung Electronics Co., Ltd. Suwon-si, Gyeonggi-do 16677 (KR)

(72) Inventors: ONGGOSANUSI, Eko Mountain View, California 94043 (US) RAHMAN, Md Saifur Mountain View, California 94043 (US) PAPASAKELLARIOU, Aris Mountain View, California 94043 (US) NG, Boon Loong Mountain View, California 94043 (US) (74) Representative: HGF Limited  Saviour House 9 St. Saviourgate York YO1 8NQ York YO1 8NQ (GB)