noise spectral power density

基本解释

The spectral noise power density of pure avalanche diodes is compared with that of avalanche the diodes with tunneling penetration.
比较了纯PN结雪崩二极管和带有隧道穿透的PN结雪崩二极管的噪声功率谱密度。
When a white noise interferes with the rotary disc system, a time series model and the power spectral density are put forward for determining the dynamic parameters of the real system.
提出用时间序列模型和功率谱密度，来确定实际系统的动态参数。
On the basis of data processing, we analyze the power spectrum density of coordinate component noise at each site and calculate the spectral indexes manifesting the noise property of each component.
在对数据进行清理的基础上，分析了各站坐标分量噪声的功率谱密度，计算了表征各分量的噪声特性的谱指数。