power spectral density

基本解釋

The bridge deck is assumed to be good and the road surface is generated from power spectral density function.
假定橋面等級為好，并采用功率譜密度函數(shù)進(jìn)行隨機(jī)過程模擬。
The experimental results of the different aperture parameters and the power spectral density of wavefront slope are derived in the paper.
本文推導(dǎo)了采用不同孔徑參數(shù)的實驗結(jié)果，以及波前斜率的功率譜密度。
Different types of digitally modulated signals that have similar, if not identical, power spectral density functions can have highly distinct spectral correlation functions.
一些不同的數(shù)字調(diào)制信號有著相同或相近的功率譜密度，但它們的譜相關(guān)函數(shù)卻有明顯區(qū)別。

功率譜密度
According to the GSM systems restriction on bit error rate (BER),the limited power spectral density of UWB was obtained.
根據(jù) GSM 系統(tǒng)的誤碼率要求得到 UWB 的功率譜密度限制值。
物理學(xué)
功率頻譜密度