Hyundai Motor Company

Kia Motors Corporation

Kia Corporation

Jin Su Jang

Zeung Il Kim

Taek Hyun Jung

Jae Yong Seong

Ho Jin Lee

Zeung Ll Kim

A connection establishment method, performed by an electric vehicle (EV) being supplied power from a power supply device, may include scanning beacon broadcast in a low-level communication scheme from a plurality of chargers; selecting a beacon signal having a minimum signal attenuation by calculating signal attenuations for a plurality of scanned beacon signals; and establishing a communication connection with an electric vehicle supply equipment (EVSE) associated with a charger transmitting the beacon signal having the minimum signal attenuation.

Method and apparatus for communication establishment for wireless power transfer

A wireless power transfer (WPT) method based on a state of an auxiliary battery and an electric vehicle (EV) for the same includes receiving, by an EV charging apparatus, a wireless jump start request message from a user terminal; transmitting, by the EV charging apparatus, a primary jump start power according to the wireless jump start request message to the EV; driving an auxiliary power supply device provided in the EV by a secondary jump start power induced by the primary jump start power; driving a controller of the EV based on a preset power outputted from the auxiliary power supply device; and charging, by the controller of the EV, an auxiliary battery of the EV.

Wireless power transfer method for electric vehicle based on auxiliary battery status and electric vehicle for the same

An EV charging control apparatus may include a controller receiving a charging approval message for an EV from a charging management server, starting a charging to the EV in response to the charging approval message, measuring and accumulating an amount of energy charged to the EV, recognizing a charging termination operation from a user of the EV or the EV, and deriving charging information based on the amount of energy charged in response to the charging termination operation, and a short-range wireless communication module establishing a connection with a short-range wireless communication module mounted on the EV, and transmitting the charging information to the EV.

Charging control apparatus and method for electric vehicle and billing system using the same

A wireless charging control method performed by a power supply apparatus including at least one charging pad configured to supply power wirelessly to an EV may include: initializing a communication link with the EV; transmitting information relating to the at least one charging pad to the EV; receiving information indicating a departure time when the EV leaves a charging station; transmitting at least one of information indicating an output power of the at least one charging pad and information indicating a charging fee of the at least one charging pad; receiving scheduling information of the EV from the EV; and supplying power wirelessly to the EV through the at least one charging pad according to the scheduling information.

Method for controlling wireless charging of electric vehicle, and apparatus using the same

A wireless charging control apparatus may include at least one horizontal detector configured for detecting an inclination of an electric vehicle (EV); a suspension control device controlling a plurality of suspensions disposed near wheels of the EV to adjust a height or inclination of the EV; and a controller measuring the inclination of the EV based on data collected from the at least one horizontal sensor, estimating an inclination of a reception pad based on the measured inclination of the EV, and controlling the suspension control device to adjust the inclination of the EV when the inclination of the reception pad is equal to or greater than a predetermined threshold value.

Wireless charging control apparatus and method for optimal charging by adjusting the inclination of the electric vehicle being charged

An electric vehicle (EV) parallel charging method may comprise determining whether a parallel charging input is detected or not, the parallel charging input being an input that both a conductive charging input and an inductive charging input are sensed; in response to determining that the parallel charging input is detected, comparing a power of the conductive charging input with a power of the inductive charging input; selecting an input applied to a high-voltage battery and an input applied to at least one of an auxiliary battery and a load based on a result of the comparison; and performing a parallel charging operation for the high-voltage battery and at least one of the auxiliary battery and the load by using powers supplied from the selected inputs.

Growing community of inventors

Hwaseong-si, South Korea

Jin Su Jang