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室内轨道公交车UWB定位系统设计

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摘要 某室内磁悬浮三线轨道公交车采用超宽带(ultra-wideband,UWB)定位,为满足其定位需求,设计了一种室内轨道公交车UWB定位系统,研究了一种神经网络定位算法。该系统采用时分多址和码分多址技术,为多个车辆提供定位服务。神经网络定位算法以UWB测距值作为输入,定位误差作为输出,校正最小二乘法的位置误差。搭建了UWB定位试验系统,结果表明:标签与基站完成组网后,神经网络定位算法的平均定位误差为47.09 mm,均方根误差为30.50 mm,最大误差为152.64 mm,该系统提供了高精度的位置服务。
出处 《技术与市场》 2024年第3期33-36,共4页 Technology and Market
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