narrow-band signal的意思|示意

Moreover, we improve the method. In the interest of reducing computation, FFT pruning is combined in the new method based on the characteristic of narrow band signal.

此外还对这个算法进行了改进，针对窄带信号的特点，将裁减FFT的方法引入其中，以减少计算量。

In the highly crowded HF band, available continuous bandwidth is very narrow, this threaten the viability of HF radar based on the continuous spectra signal system seriously.

在拥挤的高频频段，可用的连续带宽比较窄，基于连续谱信号体制的高频雷达的生存能力受到严重威胁。

A staring imaging laser detecting and warning system is formed by using 4-channel uncooled infrared focal plane detectors, large field optical system, narrow band filters and signal processing system.

利用四路红外非制冷焦平面探测器、大视场光学系统、窄带滤光片和信号处理系统，构成了凝视成像激光探测与告警系统。

The narrow band FIR filter based on multi-sampling rate of digital signal processing theory is designed and realized on DSP.

基于多抽样率数字信号处理原理，设计窄带FIR滤波器，并在DSP芯片上实现。

In order to receive omnidirectional low-SNR signal of whole HF band, we present an adaptive omni-direction & narrow-beam receiving antenna array.

为了实现对短波频段全空域低信噪比信号的良好接收，本文提出了一种窄波束全向接收的自适应天线阵。

This paper studies high decimation ratio of digital downconverter given narrow-band signal, and especially analyze mul? stage decimation algorithm based on CIC filter and HB filter.

本文研究了窄带信号条件下，高倍抽取的数字下变频设计，重点分析了基于CIC滤波器和HB滤波器的多级抽取算法。