The favorable testing result indicated the C-band wideband signal generation system is efficiency.
最后通过系统测试,该C波段宽带信号产生系统达到了预期的效果。
The invention can be used for executing digitization sampling processing to the super-wideband signal.
可用于对模拟超宽带信号进行数字化采样处理。
Wideband signal generators, measurement devices, methods of signal generation, and methods of signal analysis.
宽带信号产生器,测量装置,信号产生和分析方法。
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。
The wavelet transform has favorable localization character in time domain and frequency domain, which is specially applicable in wideband signal.
介绍了连续子波变换的定义和性质:基于子波变换在时域和频域的良好局部化性质;
Along with the rapid development of wideband telecommunication technology, getting DOA information of wideband signal is becoming more and more important.
随着宽带通信技术的飞速发展,对宽带信号入射角度的测量与跟踪已变的越来越重要。
Two kinds of typical wideband signal, Frequency Modulation (FM) signal and Frequency Spread signal, is analyzed qualitatively with wideband Ambiguity Function.
以宽带模糊度函数为工具定性地分析了两类典型宽带信号,即调频信号和频率分集信号。
Simulation results show that this method can be applied to wideband signal processing and its computational burden is much less than conventional beam-forming method.
计算机仿真结果表明此方法可以运用到宽带信号处理中,计算量与传统的波束形成法相比大大减少。
The essence of the fact that wideband signal can not be effectively transmitted using narrowband phased array in scenarios with large aperture and scan Angle is given.
以线性调频信号为例,揭示窄带相控阵在大孔径宽扫描角情况下不能有效发射宽带高分辨信号的实质。
In contrast to narrowband signal processing, wideband signal processing can result in the worsening of digital range, sensitivity and multiple signals processing, etc.
相对于窄带而言,宽带会导致数字动态、灵敏度、多信号处理等变差。
Then, a method exploiting the techniques of intersection of spectrum and multi-channel synthesis is presented to fulfill the pulse compression of the ultra-wideband signal.
在研究匹配滤波和重采样原理的基础上,利用频带分割和多通道综合技术实现超宽带信号的脉冲压缩。
Based on the paired-echo theory, the effect of waveguide dispersion on performance of the wideband signal pulse compression was analyzed and the corresponding expression derived.
基于成对回波理论,针对波导色散对宽带信号脉压的影响进行了理论分析,推导出了具体的数学表达式。
Since the ultra-wide band (UWB) technology has been introduced, it has become more and more widely used due to the unique characteristics of the ultra-wideband signal propagation.
自超宽带(UWB)技术被提出以来,由于超宽带信号独特的传播特性,超宽带技术有了越来越广泛的应用。
Wideband digital array radar is a fully digitized array antenna radar, which employs wideband signal waveforms and uses digital beamforming technology in transmitting and receiving.
数字阵列雷达是一种新型相控阵雷达,为了提高它在电子对抗中的生存能力,必须提高它的抗干扰性能。
A novel received beam forming method based on stretch processing and phase compensation in the presence of wideband signal and large scanning Angle is presented, and the realization chart is given.
提出了一种采用拉伸处理和相位补偿技术的宽带宽角接收波束形成新方法,给出了实现示意框图。
This paper analyzes the digital down conversion (DDC) of wideband reconnaissance receiver IF digital signal based on polyphase filtering.
分析了基于多相滤波结构的宽带侦察接收机中频数字信号下变频处理方法。
A typical Ultra Wideband Radar system emits impulse signal, which has wide band, but limited operating range.
典型的超宽带雷达系统发射的是冲激脉冲信号,具有很大的带宽,但限制了系统的作用距离。
This paper introduces the method on how to use wideband radar analyzer to do vector analysis of radar signal.
本文介绍一种采用宽带雷达分析仪进行雷达信号矢量分析的方法。
Reconnoitering and receiving the wideband radio signal is an important research content of electronic warfare.
宽带无线电信号的侦察机接收,是电子对抗的重要研究内容。
The theoretics and technique of wideband active signal detection is researched in this dissertation.
本文研究了宽带主动信号检测的理论和技术问题。
An implementation of the weak signal detection in the wideband strong interference is proposed.
提出了一种检测宽带强干扰中弱信号的实现方法。
Based on data rate conversion technology, wideband digital EW receiver is able to achieve high intercept probability, high sensibility and the ability of approximately real-time signal processing.
建立在数据率转换技术之上的宽带数字侦察接收机要求能够实现高截获概率、高灵敏度、近乎实时的信号处理能力。
For wideband noise interferences, this dissertation studies wavelet packet threshold method and USES it to suppress wideband noise interferences in signal domain and image domain.
对于宽带噪声干扰,本文研究了小波包阈值方法,并将之应用到信号域和图像域来抑制宽带噪声干扰。
Based on the remainder theorem and direct dechirp operation, an algorithm for estimation of chirp rate and initial frequency of the subsampling wideband LFM signal unambiguously is presented.
基于中国余数定理解频率模糊和解线调方法,提出一种无模糊欠采样的宽带线性调频信号的调频斜率和初始频率的估计算法。
In this thesis, the signal waveforms of an active sonar in shallow waters are studied, in particular, the structure of wideband Doppler sensitive signals are emphasized.
浅海环境下主动声纳具体信号形式尤其是宽带多卜勒敏感信号波形结构特点分析与检测技术是本论文研究的主要内容。
The fundamental concepts and theories of array signal processing are discussed summarily, and the model of wideband array signal processing is set up.
系统概要地论述了阵列信号处理的基本概念和理论,给出了宽带阵列信号处理的模型。
Combined the fast subspace decomposition method with the wideband incoherent signal subspace method, a fast wideband incoherent signal subspace DOA estimation method is proposed.
将快速子空间分解与宽带非相干信号子空间方法相结合,得到了宽带到达角估计快速方法。
Wideband linear frequency modulated signal is a kind of waveform commonly used in ground-based wideband imaging radar.
宽带线性调频信号是地基宽带成像雷达的一种常用波形。
In order to suppress wideband interference signal, a new wideband received beamforming method in frequency domain was presented for LFM signal.
为了抑制宽带干扰信号,提出了一种基于频域的宽带接收波束形成方法。
All in a word, the CWT is the mathematic tool of wideband active signal detection, and can underpin wideband active signal detection in theoretics and technique.
总之,连续小波变换是宽带主动信号检测的数学工具,为宽带信号检测提供了理论和技术的支撑。
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