(19)

(11)

EP 3 695 667 A1

(12)

(43) Date of publication: 19.08.2020 Bulletin 2020/34 (21) Application number: 19738604.8 (22) Date of filing: 11.01.2019

(51) International Patent Classification (IPC):  H04W 72/02(2009.01) H04W 72/04(2009.01) (86) International application number: PCT/KR2019/000475 (87) International publication number: WO 2019/139414 (18.07.2019 Gazette 2019/29)

(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: 11.01.2018 KR 20180004107 28.03.2018 KR 20180036039 (71) Applicant: Samsung Electronics Co., Ltd. Gyeonggi-do 16677 (KR)	(72) Inventors: MOK, Youngjoong Suwon-si Gyeonggi-do 16677 (KR) KANG, Hyunjeong Suwon-si Gyeonggi-do 16677 (KR) (74) Representative: Nederlandsch Octrooibureau  P.O. Box 29720 2502 LS The Hague 2502 LS The Hague (NL)