tcl脚本代码，ns2 2.9中对wlan网络，载波侦听机制的仿真与分析代码,tcl scr ipt code, ns2 2.9 for wlan networks, Carrier Sense mechanism simulation and analysis code

纠错编码里的线性分组码，汉明码的编译码。译码采用矫正子译码-The decoding algorithm used in hamming.c is unique in the sense that the syndrome of the receive word gives directly the decimal representation of the error position

Single-carrier FDMA (SC-FDMA) is a frequency-division multiple access scheme. Like other multiple access schemes (TDMA, FDMA, CDMA, OFDMA), it deals with the assignment of multiple users to a shared communication resource. SC-FDMA can be interpreted