본 발명의 일 실시예에 따른 차량속도 추정장치는 휠 속도와 모터 토크, 및 차량의 종가속도를 포함하는 차량의 주행정보를 수신하는 차량정보 수신부(100), 휠 슬립의 발생여부를 판단하는 휠 슬립 판단부, 상기 차량정보 수신부(100)로부터 수신한 상기 종가속도를 보정하는 종가속도 보정부, 및 상기 휠 슬립 판단부의 판단결과에 따라, 상기 휠 속도 또는 상기 보정된 종가속도를 이용하여 차량속도를 추정하는 차량속도 추정부를 포함할 수 있다.
An apparatus for estimating a vehicle speed includes: a vehicle information receiving unit for receiving driving information of a vehicle, including wheel speed, motor torque, and longitudinal acceleration of the vehicle; a wheel slip determining unit for determining whether wheel slip occurs; a longitudinal acceleration correction unit correcting the longitudinal acceleration received from the vehicle information receiving unit; and a vehicle speed estimation unit for estimating a vehicle speed using the wheel speed or the corrected longitudinal acceleration according to the determination result of the wheel slip determining unit.
APPARATUS FOR ESTIMATING WHEEL SLIP RATE OF VEHICLE AND APPARATUS FOR ESTIMATING DRIVING SPEED USING THE SAME
차량의 휠 슬립율 추정 장치 및 이를 이용한 주행 속도 추정 장치
2024-11-19
Patent
Electronic Resource
Korean
IPC: | B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / G01P MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION OR SHOCK , Messen der Linear- oder Winkelgeschwindigkeit, der Beschleunigung, der Verzögerung oder des Stoßes / G06N COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS , Rechnersysteme, basierend auf spezifischen Rechenmodellen |
European Patent Office | 2024
|APPARATUS AND METHOD FOR ESTIMATING VEHICLE MASS USING WHEEL SPEED
European Patent Office | 2017
|Braking system for estimating vehicle reference speed in a vehicle during a wheel slip event
European Patent Office | 2021
|DEVICE AND METHOD FOR ESTIMATING SLIP ANGLE OF VEHICLE WHEEL
European Patent Office | 2018
|