1Saarnisaari H. ML time delay estimation in a multipath chan- nel[ C]//Proceedings of IEEE 4th International Symposium on Spread Spectrum Techniques and Applications Proceedings. Mainz: IEEE, 1996:1007 - 1011.
2Wylie M P, Holtzman J. The non - line of sight problem in mobile location estimation [ C]//Proceedings of 1996 5th IEEE International Conference on Universal Personal Commu- nications. Cambridge, MA, USA: IEEE, 1996: 827 - 831.
3范平志,邓平,刘林.蜂窝NN线定位[M].北京:电子工业出版社,2002.
4Fang Bertrand T. Simple Solutions for Hyperbolic and Related Position Fixes [ J ]. IEEE Transactions on Aerospace and Electronic Systems, 1990,26 (5) : 748 - 753.
