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(11)

EP 3 677 023 A1

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(43) Date of publication: 08.07.2020 Bulletin 2020/28 (21) Application number: 18846392.1 (22) Date of filing: 16.08.2018

(51) International Patent Classification (IPC):  H04N 5/655(2006.01) H05K 5/02(2006.01) G06F 1/16(2006.01) (86) International application number: PCT/KR2018/009416 (87) International publication number: WO 2019/035667 (21.02.2019 Gazette 2019/08)

(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: 16.08.2017 KR 20170103619 10.08.2018 KR 20180093698 (71) Applicant: Samsung Electronics Co., Ltd. Suwon-si, Gyeonggi-do 16677 (KR)	(72) Inventor: KIM, Yong Ku Seoul 02524 (KR) (74) Representative: Appleyard Lees IP LLP  15 Clare Road Halifax HX1 2HY Halifax HX1 2HY (GB)