The modulation parameter estimation of LFM signal and MPSK signal was studied.
LF M信号和MPSK信号调制参数估计进行了研究。
First of all, LFM signal model is introduced, and then short-time Fourier transform is studied.
文章首先介绍了线性调频信号模型，然后概述了基于短时傅立叶变换的参数估计方法。
LFM signal will likely become the main signal form in underwater target strength broadband test.
线性调频信号可能将成为水下目标强度宽带测试的一种主要信号形式。
This paper introduces the design of a wide band LFM signal generator based on AD9954 and AD8349.
介绍了一种基于AD 9954和AD 8349的宽带线性调频信号源的设计。
The LFM signal has a high resolution of range and speed, as well as low probability of intercept.
LFM信号具有更高的距离、速度分辨率，以及更好的低截获概率特性。
Then based on the features of ambiguity function of a LFM signal, a new adaptive kernel is proposed.
同时，基于LF M信号的模糊域特征，提出了一种新的自适应核函数。
This paper proposes a novel spectrum-compressed digital receiving method using Laguerre transformation for LFM signal.
该文提出了一种新的宽带线性调频(LFM)信号频谱压缩数字接收方法。
For LFM signal, we demonstrate the method of employing Hamming weighting, spectrum correcting and phase modulation distortion.
对线性调频信号的旁瓣抑制介绍了经典海明窗加权处理方法、频谱修正以及相位预矫正几种方法。
A new algorithm of the parameter estimation and the signal separating is presented based on multi-component LFM signal with the WHT.
提出了一种基于WHT的多分量LF M信号的参数估计与信号分离算法。
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。
This paper puts forword a method to generate the complex modulation LFM signal using the slope wobble in different Pulse Repetition Interval (PRI).
该文提出利用脉间调频斜率抖动的复杂调制LFM信号，实现对数字储频欺骗干扰的抑制。
Also, a stretch processing of LFM signal to remove the background clutter is discussed. This method is simple and easily implemented in engineering.
该文提出的基于线性调频信号拉伸处理的杂波剔除方法，在用干涉技术进行三维成像之前剔除强背景杂波，方法简单易于工程实现。
It obtains its high resolution in range by transmitting LFM signal and that in aspect by utilizing the Doppler information among the pulsed echoed signal.
它通过发射线性调频(lfm)的脉冲压缩信号实现距离上的高分辨率，利用脉冲之间的多普勒信息获得方位上的高分辨率。
We study the sidelobe suppression for the pulse compression of the LFM signal, and analyze the spectrum weighting and the impulse response weighting method.
本文研究了线性调频信号脉冲压缩的旁瓣抑制问题，分析了频谱加权法和冲激响应加权法的原理。对两种方法的谱平滑效果。
The solution to sidelobe suppression of the LFM and BC signal are discussed in details. For LFM signal, the method of employing Hamming weighting is demonstrated;
针对线性调频信号的旁瓣抑制介绍了经典海明窗加权处理方法，对二相编码的旁瓣抑制使用了最优峰值旁瓣电平失配滤波法。
The differences between the ambiguity function of STMFCW signal and single slope linear frequency modulation continuous wave signal and pulse LFM signal are also discussed.
阐明了它与单斜率线性调频连续波信号和脉冲LFM信号模糊函数的区别；
The errors are classified according to their frequency. The amplitude and phase errors of the LFM signal generators using quadrature modulation technology are mapped into baseband.
提出了一种将正交调制LFM信号产生系统的幅相误差映射到基带后，在数字域利用复系数FIR滤波器进行校正的方案。
LFM signal is a classic pulse compression signal and it is one of the ultra-wideband radar waveforms, there is sophisticated theoretical basis of its generating, receiving and processing.
线性调频信号作为一种典型的脉压信号，同时也是超宽带雷达调制波形中的一种，其产生和接收处理已具备了较为成熟的理论研究。
Based on the theory of ISAR, using simple maths methods, the method of using arbitrary times polynomial simulation for the nonlinearity testing of LFM signal is studied for the first time.
从基本的ISAR成像知识出发，运用简单的数学方法，首次对用任意次曲线来模拟扫频非线性曲线的方法进行了研究。
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。
Because the modulated form of the LFM signal in different PRI is not known to the jammer, which destroies the correlation of the jamming signal and the SAR transmitted signal in the current PRI.
由于雷达信号调制形式干扰方未知，降低了干扰信号和当前雷达发射脉冲信号之间的相关性。
Through estimating the signal and noise subspaces with the eigen-decomposition of the correlation matrix, the MUSIC algorithm is used to estimate the DOAs of LFM sources.
通过对相关矩阵进行特征值分解，估计信号子空间和噪声子空间，并利用MU S IC算法估计宽带LF M信号的波达方向。
The support vector clustering(SVC)algorithm was introduced to detect linear modulation frequency(LFM) signal and estimate its parameter.
文中引入支持向量聚类（SVC）算法对多分量LFM信号进行检测和参数估计。
LFM (Linear Frequency Modulation) pulse is a kind of important large time-bandwidth product signal and commonly used in modern radar system.
线性调频脉冲是现代雷达系统中常用的一种重要的大时宽-带宽积信号。
In linear frequency modulated continuous wave (LFM-CW) radar the range resolution is determined by signal bandwidth and linearity.
在线性调频连续波雷达中，距离分辨力由线性调频信号的带宽和线性度等决定。
A new method to produce high-linear, low-spurious and wide-band LFM radar wave signal is proposed.
研究了一种高线性度、低杂散宽带LF M雷达波形信号的实现方法。
This paper presents a new wideband digital beamforming method using subarrays and Linear Frequency Modulation (LFM) signal.
该文在基于子阵和发射为线性调频信号的前提下，提出一种宽带子阵数字波束形成方法。
It is more difficult to estimate and separate LFM as a result of the appearance of multi-object and the applying of Multi-LFM radar wave signal.
从回波信号中进行多目标信号分离和提取始终是防撞雷达的一个关键技术难点。
The received signal from target of linear frequency-modulated continues wave (LFMCW) radar is a linear frequency-modulated (LFM) signal.
线性调频连续波雷达对于匀速运动目标的回波经过混频以后还是一个线性调频信号(LFM)。
The received signal from target of linear frequency-modulated continues wave (LFMCW) radar is a linear frequency-modulated (LFM) signal.
线性调频连续波雷达对于匀速运动目标的回波经过混频以后还是一个线性调频信号(LFM)。
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