US 11,970,071 B2
Electric vehicle charging system and method thereof for providing diagnostic services
Kyung Soo Bae, Suwon-si (KR); and Sang Ho Kim, Yongin-si (KR)
Assigned to DAEYOUNG CHAEVI CO., LTD., Daegu (KR)
Filed by DAEYOUNG CHAEVI CO., LTD., Daegu (KR)
Filed on Jul. 21, 2021, as Appl. No. 17/443,182.
Claims priority of application No. 10-2021-0086083 (KR), filed on Jun. 30, 2021.
Prior Publication US 2023/0001810 A1, Jan. 5, 2023
Int. Cl. B60L 53/18 (2019.01); H04B 3/54 (2006.01)
CPC B60L 53/18 (2019.02) [H04B 3/54 (2013.01); B60L 2240/72 (2013.01); H04B 2203/5408 (2013.01); H04B 2203/5462 (2013.01)] 3 Claims
OG exemplary drawing
 
1. A method of charging an electric vehicle and providing an additional service by an electric car charger comprising:
a) detecting a connection between the electric vehicle and the car charger via the charging cable of the electric car charger;
b) exchanging charging messages between the electric vehicle and the electric car charger through a charging port in a PLC modem, when the connection is detected in step a);
c) providing an additional service for the electric vehicle once the charging begins;
(c-1) detecting connection attempts by the electric vehicle via a port for an additional service in PLC modem;
(c-2) opening the additional service port and connecting to the electric vehicle;
(c-3) notifying the connection of the electric vehicle to a back-end server when connection to the electric vehicle is completed;
(c-4) receiving a vehicle diagnostic script from the back-end server and a request for an additional service from a customer;
(c-5) diagnosing the electric vehicle based on the vehicle diagnostic script, collecting multiple information from the electric vehicle to form a diagnostic log, and saving the diagnostic log in the back end server; and
(c-6) providing the diagnostic log and a task performing report of the requested additional service from the back end server to a driver terminal.