echo signal信息详情
回声信号
echo───vi.随声附和；发出回声；n.回音；效仿；vt.反射；重复
signal───adj.显著的；作为信号的；n.(Signal)人名；(瑞典)西格纳尔；vt.标志；用信号通知；表示；n.信号；暗号；导火线；vi.发信号
sweet echo───甜美的回声
echo lee───回音李
mic echo───麦克风回波
signal wire───[通信]信号线
radio signal───无线电讯号；无线电信号
foreshortening echo───缩短回波
echo vol───回音音量
Radar target simulator is used to generate radar echo signal comprised of target and radar environment.───雷达目标模拟器是用于产生包含目标以及雷达环境信息的雷达回波信号。
There is no echo signal, but brightness, scanning line are still exists.───没有回波，但亮度、扫描线均正常。
A portion of the waves is there reflected from the object encountered and forms what is referred to as the echo signal.───波从所遇到的物体反射回来，形成一种信号，称为回波信号。
SPGA algorithm compensates the envelope and phase of the echo signal which has not be corrected range migration.───SPGA算法利用估计得到的侧摆对距离徙动校正前的回波数据进行包络和相位补偿。
The subsystem of signals simulates echo signal, receiver-noise, clutter and oppressive jam, which can be selected flexibility.───信号产生子系统仿真了目标回波信号、接收机热噪声、杂波和压制性干扰并且能够根据需要灵活地加以选择。
As an important feature, the characteristics of echo stretching affects SNR of received laser echo signal and ranging accuracy.───脉冲展宽特性是激光回波的重要特性，其影响到回波接收信噪比和测距精度。
Wavelet denoising technique was used to remove noise, and it improved the monitoring of the echo signal-to-noise ratio.───采用小波域去噪理论去除噪声，提高了检测回波的信噪比。
According echo signal characteristics have been the best receiver.───根据回波信号特点得到了最佳接收机的组成。
Maximum entropy spectral estimation and LMS adaptive algorithm were proposed to extract the reflection echo signal of laser ranging system.───提出了最大熵谱估计和LMS自适应算法提取激光测距系统的反射回波信号。