用NS2仿真802.11b WLAN信道。指出现有NS2代码中的错误，给出SNR、BER的计算公式和代码实现。,Simulate 802.11b Channel within NS2 This document describes how to simulate one 802.11b channel in NS2. It focuses on how to simulate wireless transmission error due to bad channel quality. Th

是一个比较的手机短信收发程序，功能真的是比较全，这可是我收藏比较经典的代码-is a comparison of SMS transceiver procedures, functions really is the whole, which I compare classic collections of code