基本释义:

有限域细网格模式 LFM

网络释义

1)Limited Area Fine Mesh Model (LFM),有限域细网格模式 LFM

2)LFM signal,LFM信号

3)LFM interference,LFM干扰

4)quaternary LFM(Linear Frequency Modulation),M元LFM

5)LFM radar,LFM雷达

6)linear FM-C W radar,LFM-CW雷达

用法和例句

Detection of LFM signals based on wavelet ridge extracting and Hough transform;

基于小波脊线-Hough变换的LFM信号检测

Parameters Resolution of LFM signal Based on Fractional Fourier Transform;

基于分数阶Fourier变换的LFM信号参数估计精度分析

DOA estimation of multi-component LFM signals based on FRFT;

基于FRFT的多分量LFM信号DOA估计

The effect of LFM interference on pseudo-random coded fuze system is analyzed.

该文分析了LFM干扰对伪码引信相关输出的影响,当干扰强度超出伪码引信自身的抗干扰容限时,相关输出严重恶化,因此必须采取相应的抗干扰措施。

The influence of LFM interference on correlation detection performances of the pseudo-random code fuse was analyzed.

分析线性调频(LFM)干扰对伪码体制引信相关检测性能的影响,结果表明当LFM干扰超出伪码体制引信自身抗干扰容限时,相关输出严重恶化,因此必须在相关检测前对LFM干扰进行抑制。

On this basis,the output signal of correlation demodulation and the self-correlation function of pulse pseudo-random code train about the combined fuze are simulated under LFM interference.

在对伪码调相脉冲多普勒引信工作原理和抗干扰原理分析的基础上,对占空比为4%、码长为127的伪码调相脉冲多普勒引信在LFM干扰下的相关解调输出信号和伪码序列自相关函数进行了仿真,结果发现,当信干比(SJR)为-30 dB时,该引信仍能正常工作,并且当脉冲伪码序列自相关函数的旁瓣超过门限值时,并不能引起伪码调相脉冲多普勒引信的误启动。

Aimed at the problem that the range gate pull-in jamming is no effect to the staggered pulse radar and random location pulse radar, in this paper, the opinion that the range gate pull-in for LFM radar can be realized by frequency modulation is expressed in the view of group delay of matched filter.

然后研究了对LFM雷达的距离波门拖近干扰的频率调制和幅度调制问题,并给出了距离波门拖近干扰机的结构。

LFM Signal Reception in Channelized Instantaneous Frequency Measurement Receiver

信道化IFM接收机中LFM信号的接收

Parameter Estimation of Wideband LFM Signals Based on MP Decomposition;

基于MP分解的宽带LFM信号参数估计

Jamming Wideband LFM Signal with Sub-band Pulse

宽带LFM信号的子带脉冲干扰技术

DOA estimation of LFM signals based on compressed sensing

基于CS理论的LFM信号DOA估计

Parameter Estimation of LFM Signals Using FrFT Interpolation

用FrFT插值实现LFM信号的参数估计

Research on high-resolution range profile based on LFM signal

基于LFM信号的高分辨力距离像研究

Parameters Estimation of Multi-Component LFM Signal Based on DAF

基于DAF的多分量LFM信号参数估计

A New Direction-of-Arrival Estimation Method for Wideband LFM Sources Based on Temporal Delay-and-Product

延迟相乘宽带LFM信号阵列测向方法

Mixed LFM Signal Detection Based on Independent Component Analysis

基于独立成分分析的混合LFM信号检测

DOA Estimation of Wideband Coherent LFM Signals in Fractional Fourier Domain

分数阶Fourier域宽带相干LFM信号的DOA估计

A new method of wide-band LFM DOA estimation

一种新的宽带LFM信号到达角估计

A Novel Method for LFM Signal Parameter Estimation Based on Centered Discrete Fractional Fourier Transform

基于CDFRFT的离散LFM信号参数估计方法

Improved Maximum Likelihood Estimation Algorithm to Estimate Parameters of LFM Signal

LFM信号参数估计的最大似然改进算法

LFM Signal Time Frequency Detection Based On S-Hough Transform

基于S-霍夫变换的LFM信号时频检测

Detection of Multi-component Nonuniformly Sampled LFM Signal

多分量非均匀采样LFM信号的检测

LFM signal detection based on fractional power spectrum

基于分数阶功率谱的LFM信号检测

LFM Signal Parameter Estimation Based on Discret Match Fourier Transform

基于DMFT的LFM信号参数估计

The real-time detection method for ultra-wideband LFM signals

EW中低信噪比超宽带LFM信号实时检测方法