讲述LTE中切换连接，讲述了切换的模型和分类及自适应切换方法，并仿真分析其性能-LTE about the characteristics of random access, detailed analysis of the competitive model based on random access procedure in all processes.

基于LTE系统的信道估计方法的研究以及仿真程序的分析-Channel estimation method based on the analysis of LTE systems research and simulation program