To provide a technique by which a load for determining a trigonometric value can be reduced.SOLUTION: A vehicle position detector 1 comprises an acquisition part 1a, and an estimation part 1f. The acquisition part 1a acquires a speed and a yaw rate of a vehicle. The estimation part 1f determines a position of the vehicle on the basis of a specified value which has been previously specified as a value which is determined during performance of calculation of CORDIC algorithm for a yaw angle change amount which is a yaw angle change amount on the basis of the yaw rate and falls within a predetermined range, the speed and the yaw angle change amount.SELECTED DRAWING: Figure 2
【課題】三角関数の値を求める負荷を低減可能な技術を提供することを目的とする。【解決手段】車両位置検出装置1は、取得部1aと、推定部1fとを備える。取得部1aは、車両の速度及びヨーレートを取得する。推定部1fは、ヨーレートに基づくヨー角変化量であって予め定められた範囲内のヨー角変化量にCORDICアルゴリズムの演算を行った場合に途中で求められる値として予め規定された規定値と、速度及びヨー角変化量とに基づいて、車両の位置を求める。【選択図】図2
VEHICLE POSITION DETECTOR, VEHICLE CONTROL DEVICE, VEHICLE POSITION DETECTION METHOD, AND VEHICLE CONTROL METHOD
車両位置検出装置、車両制御装置、車両位置検出方法、車両制御方法
2019-10-10
Patent
Electronic Resource
Japanese
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 / G01C Messen von Entfernungen, Höhen, Neigungen oder Richtungen , MEASURING DISTANCES, LEVELS OR BEARINGS / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS |
VEHICLE POSITION DETECTOR, AND VEHICLE POSITION DETECTING METHOD
European Patent Office | 2022
|European Patent Office | 2018
|European Patent Office | 2020
|European Patent Office | 2017
|VEHICLE POSITION DETECTION DEVICE AND VEHICLE POSITION DETECTION METHOD
European Patent Office | 2016
|