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EP 3 649 805 A1

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(43) Date of publication: 13.05.2020 Bulletin 2020/20 (21) Application number: 18842264.6 (22) Date of filing: 03.08.2018

(51) International Patent Classification (IPC):  H04W 48/08(2009.01) H04W 28/02(2009.01) H04W 48/02(2009.01) H04W 76/27(2018.01) H04W 28/06(2009.01) (86) International application number: PCT/KR2018/008855 (87) International publication number: WO 2019/027291 (07.02.2019 Gazette 2019/06)

(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: 03.08.2017 KR 20170098553 05.01.2018 KR 20180001960 10.01.2018 KR 20180003416 23.01.2018 KR 20180008417 (71) Applicant: Samsung Electronics Co., Ltd. Suwon-si, Gyeonggi-do 16677 (KR)

(72) Inventors: KIM, Sangbum Suwon-si Gyeonggi-do 16677 (KR) KIM, Donggun Suwon-si, Gyeonggi-do 16677 (KR) SAYENKO, Alexander Suwon-si, Gyeonggi-do 16677 (KR) JANG, Jaehyuk Suwon-si, Gyeonggi-do 16677 (KR) JIN, Seungri Suwon-si, Gyeonggi-do 16677 (KR) KIM, Soenghun Suwon-si Gyeonggi-do 16677 (KR) (74) Representative: Nederlandsch Octrooibureau  P.O. Box 29720 2502 LS The Hague 2502 LS The Hague (NL)