Patent ID: 9421880
Filing Date: 2016-08-23
CPC Classification: B60L,Y02T,Y04S

Claim Text:
1. An operation method of an add-on communication device attached to a cable installment type charging control device attached to a cable assembly for charging an electric vehicle, the method comprising: receiving a command from a terminal device; creating a first control command on the basis on the command; and transmitting the first control command to the cable installment type charging control device, wherein a set of values representable by the command comprises at least one of charging start of the electric vehicle, charging stop of the electric vehicle, or a request for charging related information on the electric vehicle, receiving setting information from the terminal device; creating a second control command corresponding to an additional control command of the first control command on the basis of the setting information; and transmitting the second control command to the cable installment type charging control device, wherein the creating of the second control command comprises: checking the first control command is completed; when the first control command is not completed, monitoring a charging state of the electric vehicle; checking whether the addition control command is necessary for the cable installment type charging control device on the basis of at least one of the charging state of the electric vehicle or the setting information; and creating the second control command corresponding to the additional control command on the basis of the setting information and the charging state of the electric vehicle.