reactor noiseStatistical methods for indirectly computing the power spectrum and power spectral density of stochastic processes are discussed. Particular attention is given to nuclear-engineering applications. (T.F.H.)doi:10.1016/0368-3230(64)90030-8R.R. Mohler...
PowerSpectralDensityand：功率谱密度
在DFT的基础上发展出了FFT，使得整个计算过程加快，这样对于一个信号就可以很快的分析出它的频谱了。但是...
1.2 Power spectral density (PSD) measurements (peak vs. rms) Mathematically, PSD is the integral of the power spectrum (that is the FTT of the time domain signal) over the frequency domain. Thus, for the „full picture”, the term PSD must include the frequency range it is being invest...
更确切的说,噪声波形x(t)的PSD,即SX(f),被定义为f附近1Hz带宽内x(t)具有的平均功率。 B. Power spectral density (PSD): the spectrum shows how much power the signal carries at each frequency, written as Sx(f). C. 相关知识点: 试题来源: 解析 A.nswer:(书)表示在每个频率上信号具有的功率...
Spectrum Emission Mask When working with spread-spectrum signals such W-CDMA or LTE, you can characterize the transmitters by measuring the power of in-band andout-of-bandemissions in a chosen frequency band at specific offsets. The PowerSuite SEM measurement is an easy and automatic way to ...
We use density measurements deduced from spacecraft potential to study the power spectral density (PSD) of compressive fluctuations in the solar wind. Typically, plasma measurements do not have a sufficiently high time resolution to resolve density fluct
Power Spectral Density The distribution of average power of a signal x(t)x(t) in the frequency domain is called the power spectral density (PSD) or power density (PD) or power density spectrum. The PSD function is denoted by S(ω)S(ω) and is given by,...
3) power spectrum density 功率谱密度 1. TAM method of analyzing power spectrum density of heavy-tailed ON/OFF Source; 分析重尾ON/OFF源功率谱密度的TAM近似法 2. In this system,the characteristics of monitoring signals are extracted by the method of power spectrum density maximum(PSM),and ...
5) energy spectral density 能量谱密度6) power spectrum 谱密度,能谱;功率谱,能潜补充资料:高能量密度炸药 分子式:CAS号:性质:通常指能量和密度都超过HMX的炸药。密度应高于2.0g/cm3,爆速应高于9.2km/s,爆压应高于42GPa。如六硝基六氮杂异伍尔兹烷、六硝基六氮杂金刚烷等。采用高能量密度炸药作为推进剂...