通讯工程专业英语词汇翻译S-55-SCIdict学... ... 梯度折射系数光纤脉波扩展 spreading， graded index fiber pulse 都卜勒频谱扩散 spread， Doppler 多路径之扩散 spread， multipath ...
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Doppler Spread 多普勒扩展 ; 普勒展延 ; doppler扩展
Doppler spread spectrum 多普勒扩频
doppler-spread 多普勒频移
Doppler-spread target 多普勒展宽目标
Doppler Spread Parameterization 多普勒展宽参数
Doppler velocity spread Doppler速度展宽
Doppler frequency spread 多普勒频扩
A detailed analysis is made on the echos Doppler spread and range spread caused by body target spread, and on their influence on ranging.
从理论上分析了由于体目标引起的引信回波信号的多普勒展宽和距离展宽问题，以及它们对近距离扩频测距的影响。
The ways of estimating the frequency offset and Doppler spread width in WCDMA system are studied in this paper.
本文主要研究了WCDMA(宽带码分多址)系统中频偏和最大多普勒频偏的估计方法。
Aiming at the acquisition problem of direct sequence spread-spectrum (DSSS) signals with large Doppler offset, a new method based on fast Fourier transform (FFT) is proposed.
针对具有大多普勒偏移的直接序列扩频信号捕获问题，提出一种基于快速傅里叶变换(FFT)的多普勒和伪码分别并行搜索的捕获新方法。
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