The invention provides a vehicle-mounted nine-axis gyroscope, which comprises a nine-axis sensor unit, a control chip, a communication module, a power supply management unit and an input/output unit, and the nine-axis sensor unit comprises a triaxial accelerometer used for measuring linear accelerations of an object in X, Y and Z axial directions, the instant speed and the relative displacement of the object are calculated by detecting the force borne by the sensor in the three axial directions; the three-axis gyroscope is used for measuring the angular velocity of the object around three axes, directly reflecting the rotating state and the angular acceleration of the object and acquiring the rotating information of the object in unit time; and the three-axis geomagnetic instrument is used for detecting magnetic field components of an earth magnetic field in X, Y and Z directions and calculating a plurality of geomagnetic angles of the magnetic field relative to the sensor through vector operation in a three-dimensional coordinate system. Through a multi-sensor fusion technology, the accurate course, speed, acceleration and attitude of the vehicle are tracked and calculated in real time, so that reliable navigation in various complex environments is guaranteed.
本发明提供一种车载九轴陀螺仪,其包括九轴传感器单元、控制芯片、通信模块、电源管理单元、输入/输出单元,九轴传感器单元包括:三轴加速度计,用于测量物体在X、Y、Z三个轴向的线性加速度,通过检测传感器在三个轴向上所受的力推算出物体的即时速度和相对位移;三轴陀螺仪,用于测量物体绕三个轴的角速度,直接反映物体的旋转状态和角加速度,获取物体在单位时间内的旋转信息;三轴地磁仪,用于检测地球磁场在X、Y、Z三个方向上的磁场分量,通过三维坐标系中的向量运算计算出磁场相对于传感器的多个地磁角。本发明通过多传感器融合技术,实时跟踪并推算出车辆的准确航向、速度、加速度及姿态,从而保障在各种复杂环境下的可靠导航。
Vehicle-mounted nine-axis gyroscope
一种车载九轴陀螺仪
09.05.2025
Patent
Elektronische Ressource
Chinesisch
IPC: | G01C Messen von Entfernungen, Höhen, Neigungen oder Richtungen , MEASURING DISTANCES, LEVELS OR BEARINGS / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / H04W WIRELESS COMMUNICATION NETWORKS , Drahtlose Kommunikationsnetze / G01S RADIO DIRECTION-FINDING , Funkpeilung |
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