定位算法是无线定位技术研究的核心,其优劣将直接影响整个定位系统的性能。针对蜂窝网无线定位技术的特点,提出了一种基于坐标变换对TOA定位测量数据进行位置解算的方法,该方法通过对测量点的空间坐标变换,避免了位置解算过程中的方程线性化问题,减小了计算复杂度,并能大大提高位置解算的精度。实验结果表明,相对于泰勒级数展开法,有效地提高了系统定位性能。 Positioning algorithm is the core of wireless positioning technology research, its advantages and disadvantages will directly affect the performance of the entire positioning system. Aiming at the characteristics of cellular wireless positioning technology, a method based on coordinate transformation for position measurement of TOA positioning measurement data is proposed. This method avoids the linearization of equations in the position calculation process by spatial coordinate transformation of measurement points Problem, reducing the computational complexity, and can greatly improve the accuracy of position solution. The experimental results show that compared with the Taylor series expansion method, the system positioning performance is effectively improved.