Hyundai Motor Company

Kia Motors Corporation

Kia Corporation

Jin Kyeom Cho

Hui Un Son

Sung Bae Jeon

Sung Deok Kim

Joon Young Park

Kyu Hwan Jo

Seong Wook Moon

Sang Joon Kim

Jea Mun Lee

Sung Hoon Yu

Joo Young Kim

Yeon Bok Kim

Myung Woo Kim

Tae Wook Park

Sung Jae Oh

Ji Hoon Kang

Dong Hoon Lee

Jae Ho Lee

Chan Ho Lee

Song Il Park

Jun Yong Lee

Sung Chan Na

Gyu Ri Lee

Sun Young Park

Ho Kyun Chun

Dong Hyeon Woo

Ji Hun Choi

Ku Young Kang

Byeong Hee Yang

Min Gyu Heo

Yeong Jin Cho

Sung Ik Jo

Jun Yong Park

The present disclosure relates to a hybrid electric vehicle configured to respond to a required torque while reducing exhaust gas emission in a situation where catalyst heating of an engine is not completed, and a driving control method for the hybrid electric vehicle. The driving control method of the hybrid electric vehicle comprises entering catalyst heating control of an engine when there is a request for catalyst heating and a required torque exceeds a first threshold during traveling in a first mode using an electric motor as a driving source, and entering acceleration feeling increase control when the required torque exceeds a second threshold greater than the first threshold, in which the second threshold is set between the first threshold and a third threshold that is a reference for an entry into a second mode using the engine as the driving source.

Hybrid electric vehicle and method of driving control for the same

The present disclosure relates to an electrified vehicle capable of handling a situation where there may be an insufficient brake force during long-time braking by applying regenerative braking and to a braking compensation control method of the electric vehicle. The braking compensation control method includes determining whether a preset compensation control entry condition may be satisfied, determining a compensation brake torque for assisting in following a speed of a leading vehicle traveling ahead, and outputting the compensation brake torque through a motor when the compensation control entry condition may be satisfied.

Electrified vehicle and method of braking control for the same

The present disclosure relates to a hybrid electric vehicle in which powertrain noise may be controlled to improve the voice command recognition performance of the vehicle control system and also improve the driver's experience with the audio guidance system, and a method for supporting audio input/output function for the same. A method of supporting audio input/output for a hybrid electric vehicle may include: determining a first condition for audio input/output function and a second condition for inside noise level; and performing a noise reduction control by inducing an engine-off state based on a current drive mode and further based on the first and the second conditions being satisfied.

Hybrid vehicle and method of supporting audio input/output for the same

Provided are a vehicle driving information providing method and system, the method including: operating in a turning radius control mode by determining a parking situation or a U-turn situation while a vehicle is driving; determining a driving force for each of wheels located on left and right sides of the vehicle according to one predetermined configuration mode, which is set up for an operation in the turning radius control mode, among a plurality of predetermined configuration modes including different target turning radii of the vehicle; and generating and outputting an expected driving path of the vehicle, based on the determined driving force.

Vehicle driving information providing method and system

An eco-friendly vehicle and a launch control method for an eco-friendly vehicle reduces an unpleasant secondary launch effect based on a gear alignment state of a transmission in a specific situation. The launch control method includes: determining a first condition for enabling a preset stop control when the first condition is satisfied; turning off a control for generating a creep torque of a motor when a brake is released; controlling a transmission in an open state and enabling the control for generating the creep torque; and when a second condition for revolutions per minute (RPM) of the motor is satisfied, controlling the transmission in a lock state through a slip state.

Eco-friendly vehicle and launch control method therefor

A method of implementing a preparation mode capable of improving driving performance of a vehicle by warming up a vehicle component before racing is provided. The method includes acquiring vehicle state information detected by a vehicle state detector while the vehicle is driven on a circuit before racing after entering the circuit, and determining a tire slip rate from a wheel speed and a vehicle speed in the vehicle state information. The method also includes determining whether a current vehicle driving state satisfies a preset preparation mode entry condition based on the vehicle state information and the tire slip rate. The method further includes, when the current vehicle driving state satisfies the preset preparation mode entry condition, controlling an operation of a warm-up device for warming up a vehicle component that determines driving performance of the vehicle, and warming up the vehicle component.

Method of implementing a preparation mode for circuit driving of a vehicle

Provided are a hybrid electric vehicle and driving mode control method and apparatus for the same. An engine start request is generated by a heating controller of the vehicle. A second time is determined on basis of a first time between the cancellation of a prevent engine start request and the generation of the engine start request. The engine is controlled so that the engine is further maintained in a started state during the second time after the engine start request is cancelled.

Hybrid electric vehicle and driving mode control method and apparatus for same

Proposed is an apparatus, software program, and a corresponding method of controlling driving of an electrified vehicle. The method includes increasing a level of regenerative braking on the basis of a remaining distance from the vehicle to a stop-event point when a brake control mode is entered, determining whether or not braking needs to be performed, on the basis of a stop approval signal when the remaining distance is equal to or less than a preset first distance in the brake control mode, and decreasing the level of regenerative braking when a distance of traveling of the vehicle from the stop-event point is equal or greater than a preset second distance in the brake control mode.

Electrified vehicle and method of controlling driving of same

An electrified vehicle and a regenerative braking control method of the same include performing regenerative braking based on a travel environment while driving of the vehicle, determining the number of turn-on/off times of a brake lamp for a reference time during execution of the regenerative braking based on the travel environment, and adjusting a regenerative braking torque of a drive motor based on the determined number of turn-on/off times of the brake lamp.

Electrified vehicle and regenerative braking control method of the same

A brake lamp control method of a vehicle is provided. The method includes determining whether a deceleration of the vehicle based on regenerative brake through the electric motor is present in a hysteresis period between an off threshold as a reference for turning off a brake lamp and an on threshold as a reference for turning on the brake lamp. When the deceleration of the vehicle is present in the hysteresis period, the method includes determining a state of the brake lamp before the deceleration of the vehicle enters the hysteresis period. In response to determining that the brake lamp is turned on or off for a reason except for the regenerative brake before the deceleration of the vehicle enters the hysteresis period, a request for turning on the brake lamp is set or reset based on the regenerative brake in response to the determined state of the brake lamp.

Vehicle including electric motor and method of controlling brake lamp for the same

An embodiment method of controlling traveling of an electrified vehicle equipped with an electric motor as a power source includes determining whether it is possible to enter a variable control function. The variable control function includes a function of variably controlling a coasting torque level using a regenerative braking force. In response to a determination that it is not possible to enter the variable control function, a cause of an inability to enter the variable control function is determined and control is performed in a manner that corresponds to a determination that it is possible to enter the variable control function or the determination of the cause of the inability to enter the variable control function in response to the determination that it is not possible to enter the variable control function.

Vehicle equipped with electric motor and method of controlling traveling of same

Controlling a speed limit includes determining a virtual vehicle speed as being a lower one of a vehicle speed and a target limit speed, determining a virtual APS value as being a larger one of a first APS value and a second APS value, transitioning to a second mode at a point in time at which an actual APS value and the second APS value become different, when it is expected to transition to the second mode, among a first mode for sustaining a SOC of a battery at the target limit speed and the second mode for depleting the SOC, and determining a transmission gear position by applying the determined virtual vehicle speed and the determined virtual APS value to one of a first shifting pattern and a second shifting pattern.

Hybrid electric vehicle and method for controlling speed limit for the same

The present disclosure relates to an eco-friendly vehicle in which powertrain noise may be controlled such that voice command recognition of the vehicle control system may be improved and also audio guidance therefrom may be better recognized by a driver, and a method for supporting audio input/output for the same. A method of supporting audio input/output for an eco-friendly vehicle according to an embodiment of the present disclosure includes determining whether a first condition for audio input/output function and a second condition for inside noise level are satisfied; and performing a noise reduction control by changing an operating point of a driving power source based on a current drive mode, in case where the first and the second conditions are satisfied.

Eco-friendly vehicle and method of supporting audio input/output for the same

An emergency braking function control method of a vehicle includes detecting an obstacle ahead of the vehicle, the vehicle being in a state of being travelable in a forward direction using power of a power source, in response to the detecting, determining a first steering angle and a second steering angle, the first steering angle being a maximum steering angle at which the vehicle collides with the obstacle and the second steering angle being a steering angle at which the vehicle turns while maintaining a minimum safe distance from the obstacle, the first and second steering angles being determined based on a distance to the obstacle, a heading of the obstacle, and an input steering angle, and determining whether to change an emergency braking function based on the input steering angle, the first steering angle, or the second steering angle.

Vehicle and method of controlling the same

A stability control method of a vehicle includes: determining possibility of broadside collision; as a result of the determining, when the possibility of broadside collision is present, applying a standby hydraulic pressure to a hydraulic brake device; when broadside collision is detected, performing evasion steering using the hydraulic brake device in consideration of a direction of the broadside collision; and performing stability control after the evasion steering is performed.

Growing community of inventors

Suwon-si, South Korea

Jin Kyeom Cho