升余弦信号的功率谱及眼图 通信原理中的经典题目-Raised Cosine signal power spectrum and eye diagram of the classical theory of communication topics

升余弦滚降滤波系统的误码率 通信原理的应用-Raised cosine filter roll-off system bit error rate of application of the principle of communication

直接序列扩频系统在白噪声环境下的仿真（信号采用升余弦滚降成形）-Direct sequence spread spectrum simulation white noise environment

根据M值的改变可以产生2、4、8、16PSK数字调制基带信号，且成形滤波器可任选升余弦、根升余弦、高斯。-M may be generated according to a change value 2,4,8,16PSK baseband digital modulation signal, and optionally raised cosine shaping filter, the root raised cosine, Gaussian.