US 12,409,745 B2
Charging system for electric vehicle with reduced noise during charging
Myoung Seok Lee, Seoul (KR); Soung Han Noh, Yongin-si (KR); Tae Hee Jung, Suwon-si (KR); and Jung Hwan Na, Hwaseong-si (KR)
Assigned to Hyundai Motor Company, Seoul (KR); and Kia Corporation, Seoul (KR)
Filed by Hyundai Motor Company, Seoul (KR); and Kia Corporation, Seoul (KR)
Filed on Apr. 27, 2022, as Appl. No. 17/730,355.
Claims priority of application No. 10-2021-0096612 (KR), filed on Jul. 22, 2021.
Prior Publication US 2023/0027941 A1, Jan. 26, 2023
Int. Cl. B60L 53/22 (2019.01); B60L 53/16 (2019.01); B60L 53/30 (2019.01); B60L 53/62 (2019.01); B60L 53/66 (2019.01)
CPC B60L 53/22 (2019.02) [B60L 53/16 (2019.02); B60L 53/305 (2019.02); B60L 53/62 (2019.02); B60L 53/66 (2019.02)] 20 Claims
OG exemplary drawing
 
7. A charging system for an electric vehicle (EV) configured to receive electric power from external charging equipment to charge a battery, the charging system comprising:
an inlet comprising a plurality of ports, wherein the inlet is configured to be connected to the external charging equipment;
a charging management part comprising a control pilot (CP) terminal configured to receive a charging signal indicating information related to a charging power source of the external charging equipment through the inlet, wherein the CP terminal comprises:
a CP plus terminal connected to a CP port among the plurality of ports of the inlet, wherein the CP plus terminal is configured to receive the charging signal; and
a CP minus terminal directly connected to a ground port among the plurality of ports of the inlet, wherein the CP minus terminal is configured to receive a ground potential of the external charging equipment; and
an intermediate connector configured to connect the CP port and a ground port of the inlet to the CP plus terminal and the CP minus terminal of the charging management part, respectively.