该程序为Java开发出基本的GIS最小系统，能够实现基本的图形功能（如缩放，平移等），结合数据库实现查询功能。在此基础上构建了WebServer，提供远程的地图浏览功能。-the procedures for Java to develop minimum basic GIS system to achieve basic graphics functions (such as scaling, translation, etc.), combining database query. On t

在DS-spread spectrum系统中,噪声为加性高斯白噪声,传统单用户检测,线性解相关多用户检测和最小均方误差多用户检测的性能比较-In the DS-SPREAD specturm, noise is always white Gauss noise.

openbts源码，可实现最小的GSM系统，本人已经实现，两部手机的通话-openbts source, enabling the smallest of the GSM system, I have achieved, two phone calls

MIMO-OFDM系统中一种改进的递归最小二乘(RLS)信道估计方法可以在不需要任何信道统计信息的前提下，利用前导训练序列和自适应遗忘因子对信道状态参数进行估计。-The modified recursion lest squares (RLS) channel estimation method exploits preamble training sequences and adaptive forgetting factor to estimate channel state par