The conversion of a modulated carrier wave into a current equivalent to the original signal.
将信号转变成适合于传输的被调制信号的一种操作装置。
DEMODULATION, The process of retrieving information (modulation) voltage from a modulated carrier voltage.
解调，从载波电压中获得调制电压的处理过程。
This paper introduces the influences of phase noise to radar systems. The measurement of phase noise in pulse modulated carrier is one of the most important techniques.
介绍了相位噪声对雷达系统的影响，这是毫米波精密制导技术的关键课题之一。
The parameter of the transmitting system procreated chaotic carrier is modulated by errors from an adaptive controller and information signal.
利用一个自适应控制器跟踪信息信号的误差对产生混沌载波的发射系统进行参数调制。
To estimate carrier frequency of digitally modulated signal whose modulation type is unknown, a carrier frequency estimation method for digitally modulated signal is proposed.
针对未知调制类型情况下数字调制信号的载波频率估计问题，提出了一种适用于数字调制信号的载波频率估计方法。
The spectrum of amplitude modulated signal are two half magnitude spectrums of base band signal positive and negative shifted by a carrier or R. F. frequency.
调幅讯号之频谱为一半强度基频讯号之频谱分别正负位移一射频或载波之频率。
Using the DC power carrier technology, the signal was modulated into the power wire, which can not only reduce the wiring cost, but also improve the system reliability.
通讯采用直流电源载波方法，信号线与电源线公用，不仅降低了布线成本，而且提高了系统可靠性。
Using the DC power carrier technology, the signal is modulated into the power wire, which can reduce the wiring cost and improve the system reliability.
信号线与电源线公用。由此，不仅降低了布线成本，而且提高了系统可靠性。
Each pilot sub- carrier signal is modulated with a predetermined pilot modulation scheme.
用预定的导频调制机制来调制每个导频子载波信号。
At the receiver, the modulated optical carrier can be examined from a frequency filter to render target detection.
在接收端，通过频率滤波实现对编码信号的提取，由编码信号的信号处理实现激光雷达水下目标探测。
At the receiver, the modulated optical carrier can be examined from a frequency filter to render target detection.
在接收端，通过频率滤波实现对编码信号的提取，由编码信号的信号处理实现激光雷达水下目标探测。
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