The only way to reconstruct a broad-band signal is to add its narrow-band components together by taking into account the correct time-lag between them.
重建宽频带信号的唯一办法就是按照正确的时间差把它的所有窄频带组成部分组合起来。
We can think of such a transmission as a combination of many narrow band signals at adjacent frequencies, all broadcast simultaneously as a single broad-band signal.
我们可以把这种信号想象成在很多很多个窄频带上同时的播报同一个信号的组合。
In this thesis, a Broad Band signal generator based on noise frequency modulation for radar is studied.
本课题主要研究了对雷达信号进行干扰的宽带调频噪声信号源。
An introduction of the design and implementation of a broad-band square circuit is given, which is used to recover the carrier of the high speed QPSK signal.
介绍采用微波混频器的上变频特性实现宽带平方电路的设计方法与具体实现，主要用于高码速率QPS K信号的载波恢复。
This dissertation researches broad band array signal sampling methods.
本文研究了宽带阵列信号采样方法。
Steppedfrequency signal is a broad band signal which enhances range resolution of radar at the cost of increasing bandwidth.
步进频率信号是一种以增大信号带宽为代价来提高雷达距离分辨力的宽带信号。
In this paper, a high resolution technique for detecting the presence of frequency components of a narrow-band signal in the broad-band correlated noise is examined.
本文提出在宽带相关噪声中，提取窄带信号谱分量的一种高分辨率谱分析方法。
In this paper, a high resolution technique for detecting the presence of frequency components of a narrow-band signal in the broad-band correlated noise is examined.
本文提出在宽带相关噪声中，提取窄带信号谱分量的一种高分辨率谱分析方法。
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