1) Noise FM radar
噪声调频雷达
2) radar-noise
雷达噪声
1.
The factors,which influence the distribution of the amplitude and phase of the points in the phase interferogram of SAR-ATI moving targets indication,including radar-noise,scatter energy,background uneven RCS and the side lobe of image pixels were analyzed.
分析了影响SAR-ATI动目标检测干涉相位图中点幅度和相位分布的因素———包括雷达噪声、杂波能量、地面RCS起伏以及成像时的旁瓣等。
3) noise radar
噪声雷达
1.
Signal generators of noise radar based on exact chaotic maps are analyzed taking into consideration the noise like property of chaos.
鉴于混沌信号的类噪声特性 ,本文分析了基于精确混沌映射的噪声雷达信号产生器 ,研究了两种类型的混沌信号产生器 ,将动力学理论引入其性能分析 ,验证了其类噪声性质 ,并应用在雷达系统信号处理中。
2.
The chaos series have pseudo-random characteristics,and can be utilized as noise source for noise radar.
文中提出的具有MSPL混沌序列克服了这个问题,其相关特性和真正噪声的相同,并且兼具混沌序列易于使用的特点,适合作为噪声源运用于噪声雷达。
4) noise FM
噪声调频
1.
The computing method of power spectrum of gauss white noise was studied and the computing equation of noise FM jamming band was obtained.
给出了统一的调频干扰时域数学模型和频域数学模型,推导了均匀分布的高斯白噪声调频信号干扰的功率谱函数计算方法,得出了噪声调频信号的干扰带宽计算公式。
2.
Wide band barrage jamming noise is transformed form Baseband noise,which is added to VCO,by the method of noise FM.
基带噪声加到VCO上,采用噪声调频的方式得到较宽频带的阻塞干扰噪声,噪声频谱的中心位置由加到VCO上的直流偏压大小来控制。
3.
In this paper,the performance of the noise FM jamming signals is analyzed.
分析了噪声调频干扰信号的性能,建立了干扰系统和噪声调频干扰信号的仿真模型,仿真出不同干扰频率和不同干扰带宽下噪声调频干扰信号对直扩系统影响的误码率曲线,结果证明了设计的噪声调频干扰模型能够有效的干扰扩频通信系统。
6) noise frequency modulation
噪声调频
1.
Using noise frequency modulation signal as transmit signal to do target detection has a lot of advantage such as LPI,not having distinct signal characteristics and having little requirement to transmit signal,so this technology is being paid much attention widely.
利用噪声信号作为发射信号进行目标探测具有低截获概率、信号特征不明显、对辐射信号要求不高等一系列优点,因此受到了广泛的重视,本文以噪声调频信号为例,通过数学推导和仿真对噪声调频信号的自相关特性进行了深入的分析。
补充资料：调频雷达
见连续波雷达。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条