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(11)

EP 3 676 945 A1

(12)

(43) Date of publication: 08.07.2020 Bulletin 2020/28 (21) Application number: 18872128.6 (22) Date of filing: 30.10.2018

(51) International Patent Classification (IPC):  H02M 1/12(2006.01) H02M 1/08(2006.01) H02M 1/00(2006.01) H02M 7/06(2006.01) F25B 49/02(2006.01) (86) International application number: PCT/KR2018/013052 (87) International publication number: WO 2019/088678 (09.05.2019 Gazette 2019/19)

(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: 02.11.2017 JP 2017212390 13.07.2018 KR 20180081550 (71) Applicant: Samsung Electronics Co., Ltd. Suwon-si, Gyeonggi-do 16677 (KR)	(72) Inventors: TAKEDA, Yuichi Yokohama-shi Kanagawa 230-0027 (JP) YAMADA, Yasuyuki Yokohama-shi Kanagawa 230-0027 (JP) NISHIMAKI, Yoshiya Yokohama-shi Kanagawa 230-0027 (JP) (74) Representative: Walaski, Jan Filip et al Venner Shipley LLP 200 Aldersgate London EC1A 4HD London EC1A 4HD (GB)