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。
Your radio transmission, furthermore, would probably be a narrow-band signal, to distinguish it from other transmissions in neighboring bands as well as naturally occurring noise.
此外，你的无线电信号可能会是一个窄带信号，以区别于邻近频带中其他的自然杂波。
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。
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。
The result is accord with geological sample and sediment chart, so this method can be applied on sediment classification of narrow-band pulse echo sound signal.
分析结果与地质采样结果及海图均吻合，说明本文提出的方法应用于窄带脉冲信号的海底底质分类是适用的。
The principle and characteristic of the signal generated lay the sensor is analyzed. The narrow pass band following up filter, which fits to regulate the signal, is designed.
分析了该光电传感器的工作原理及信号特点，设计了适合处理该信号的窄带通跟踪滤波器。
The target echo of passive radar based on FM signal has the characteristics of low SCR and narrow band. Only the receiver with large dynamic range can receive the weak echo signal.
基于FM信号的无源雷达目标回波信号信杂比低，频带窄，只有开发大动态范围的接收机才有可能接收到微弱的目标散射信号。
Narrow band signal is an important and familiar signal in practice.
在实际应用中，窄带信号是一种重要且常见的信号。
The narrow band propagator method is introduced to the wideband signal-subspace processing in the direction finding problem.
将窄带传播算子方法引入宽带源测向的相干信号子空间处理中。
Narrow band intermediate frequency digital receiver has been widely used in radar EW reconnaissance. At present, the high speed signal processing is the key point of its researching.
窄带中频数字接收机在雷达对抗侦察中得到了广泛应用，其高速信号处理技术是目前研究的重点。
To obtain photoelectric signal of the photoelectric speed sensor, tracking to filtering narrow band random base-wave which is output, voltage wave beforehand transaction and application are expounded.
阐述了光电式速度传感器获取光电信号，跟踪滤波输出的随机窄带基波信号、波形预处理及应用。
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。
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。
Frequency synthesizer composed of PLL is widely used in radar system because of PLL specialties such as narrow band, signal tracking and filter.
由于锁相环电路具有的窄带、跟踪、滤波等优点，因此在现有的雷达系统中，普遍采用由锁相环构成的频率综合器。
The traditional algorithm of narrow band array is sensitivity to the signal bandwidth. Its performance is declined while the bandwidth becomes larger.
传统的窄带阵列信号处理算法对信号的带宽十分敏感，其性能随着信号带宽的增大而迅速下降。
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 receiving system, the narrow-band interference filter is introduced in order to reduce the background light, increase the signal transmission rate, and improve the signal-to-noise ratio.
在接收系统中，引进窄带干涉滤光片，减少背景光的干扰，增加信号光透射率，改善信噪比。
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 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。
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。
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。
应用推荐