A modulated signal of uexp(tt/Pw) added by a Normal noise. is demonstrated for 2-D dependence of the waveform on time and trials and 2-D dependence of spectrum on frequency and trials to show different time domain and frequency domain properties of a rand
A modulated signal of uexp(tt/Pw) added by a Normal noise. is demonstrated for 2-D dependence of the waveform on time and trials and 2-D dependence of spectrum on frequency and trials to show different time domain and frequency domain properties of a rand
以单边递减波电压讯号加上准常态杂讯乘以无杂讯载波之调变讯号为例，图示含有杂讯电压讯号其波形随时间及试验之二维变动及频谱随频率及试验之二维变动，显示杂讯与讯号之随机过程在时域与频域之不同特性。