窄带随机过程:频带范围△f远小于中心频率fc，且fc远离零频率的窄带随机信号或窄带噪声，统称为窄带随机过程。
... 互相抗 Mutual impedance 窄带信号 Narrow band signal 自然对流 Natural convection ...
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Besides, for the advantages of wideband signal in several aspects over the narrow band signal, wideband signal processing has become an important research direction in array signal processing.
此外,由于宽带信号相对窄带信号具有诸多方面的优势,因此,宽带数字阵列信号处理已成为阵列信号处理研究的重要方向。
参考来源 - 宽带恒定束宽数字波束形成及实现At the same time, the envelopes of the wideband and the narrowband signal and the Doppler information of the narrowband signal are synthetized to obtain a higher precision velocity of the target.2.
同时也考虑了将宽窄带包络和窄带信号的多普勒信息两者联合起来,借助于多普勒分析,可以达到更高的测速精度。
参考来源 - 宽窄带雷达目标检测与成像技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
在实际应用中，窄带信号是一种重要且常见的信号。
Narrow band signal is an important and familiar signal in practice.
本文提出了一种与传统算法完全不同的多个空间窄带信号波达方向的估计算法。
Anovel approach, which is totally different from the traditional methods, for estimating directions-of-arrival of multiple spatial narrow-band signals is presented in this paper.
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.
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