提出了一种混合GPS/TDOA 的泰勒级数-最小二乘算法，在GPS 和TDOA 定位方法都无法独立 定位时实现了定位-Proposed a hybrid GPS/TDOA Taylor series- least squares algorithm, GPS and TDOA positioning methods are unable to locate an independent positioning

基于三维TDOA的基站定位，采用了三维chan算法-Based on 3 d TDOA of base station positioning, three-dimensional chan algorithm is adopted