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GraphicFiltering
- 其功能是实现对原来含有噪音等的图象经中值滤波后还原其初始面目.其中含有原始被干扰的图象后还原后的图象以及C代码-its function is to contain the original image noise by the median filter after its initial reduction features. Containing the original before they were jamming the image after image of the reduc
ofdm_programme
- Abstract：Noise frequency modulation(FM)jamming。which belongs to blanket jamming。is already become the main form ofnoise jamming at present。because the wideband was gained by it．Tne spectnlnl ofnoise FM jamming is analyzed by time domain autocorre
1
- 关于MSK的英文资料 Bit Error Performance Analysis of FH/MSK System in Different Multi-tone Noise Jamming
数字视频图像传输系统实现中几个问题的研究
- MATLAB程序的仿真比较。随后，针对QPsK，详细讨论了其基本原理和具体的实现算法，并进行了仿真验证，然后选用HSP502巧数字上变频芯片和HSP50214B数字下变频芯片，设计了数字调制、解调器的实现方案。最后，作为对整个数字视频图像传输系统的宏观认识，利用M户JLAB中的实时建模仿真Simullnk库对典型的视频图像传输系统一数字视频广播系统(D vB)，进行了建模、仿真和初步的分析，结果表明:在高斯白噪声的传输环境下，系统采取的一系列抗干扰措施，包括内、外码级联的信道纠错编码和先进的调制
noiseFM
- 产生噪声调频干扰信号，并画出它的时域和功率谱-Noise FM jamming signal
GalileocodinginAWGN
- AWGN信道下高斯噪声干扰下GALILEO编码译码系统性能仿真，包括误码率仿真-AWGN channel Gaussian noise interference GALILEO codec simulation system performance, including bit error rate simulation
GPScodinginAWGN
- AWGN信道下高斯噪声干扰下GPS编码译码系统性能仿真，同时进行了误码率的仿真-AWGN channel Gaussian noise jamming GPS system performance codec simulation, at the same time the BER simulation
DS-SSBPSKcommunicatonsystem
- simulate the performance of a DS-SS/BPSK communication system in the following scenarios: 1. In the AWGN channel 2. In the presence of pulsed noise jamming and AWGN-simulate the performance of a DS-SS/BPSK communication system in the following
smartNoise
- 灵巧噪声干扰,可针对脉冲压缩雷达和PD雷达,具体干扰样式有:三角波调频干扰信号 锯齿波调频干扰信号 马鞍型噪声干扰信号 噪声调相干扰信号 噪声调频干扰信号.-Smart noise interference may be directed to pulse compression radar and PD radar, specifically jamming style are: triangle-wave frequency modulation interference signal s
Influence_of_interfere_in_SINR
- 天线接收信号时，突然出现一个干扰信号，并且干扰信号从０°开始，绕９０°，观察ＳＩＮＲ的变化规律-Antenna signal, suddenly appeared a jamming signal, and the interference signal from the 0 ° starting around 90 °, observed variation of SINR
fjq4
- 光纤通信以其损耗低、高带宽、抗电磁干扰、保密性好等优点越来越多地应用在视频通信中[1～ 5 ]. 针对 光纤综合业务传输平台, 本文提出了一种将三路视频信息复用为一路视频信息的数字复接器的硬件电路 设计. 提高了传输容量和传输效率, 达到抗干扰、抗噪声的能力, 从而改善了传输平台的环境适应性及工作 性能. 该复接器硬件电路的设计采用EDA 技术, 以FPGA 器件为载体, 使用VHDL 硬件描述语言进行电路-Optical fiber communication with its l
SNR_and_MSE
- mmse与snr的算法仿真，最小均方误差和最大信噪比，获得自适应算法的最优权，实现抗干扰-mmse snr algorithm and simulation, the minimum mean square error and maximum signal to noise ratio, the right of access to optimal adaptive algorithm to achieve anti-jamming
solter_filter
- 摘要 本文提出了一种新的基于极大似然法的椒盐噪声滤波算法。在传统BP 算法中引入 了极大似然估计，在训练样本时能够在考虑网络逼近行为的同时对噪声分布进行估计。而且 针对椒盐噪声模型构造了新的鲁棒误差函数，从而使算法本身的抗干扰性增强。实验结果表 明了该算法与传统BP 算法相比具有更好的滤波性能。-Abstract This paper presents a new maximum likelihood method based on impulse noise filter. In
noise-mudulation
- 根据干扰信号波形样式的不同，压制性干扰可分为噪声调幅干扰、噪声调频干扰、噪声调相干扰。就是用噪声或类似噪声的干扰信号遮盖或淹没有用信号，阻止雷达检测目标信息。它的基本原理是：任何一部雷达都有外部噪声和内部噪声，雷达对目标的检测是在这些噪声中进行的，其检测又是基于一定的概率准则的。一般来说，如果目标信号能量S与噪声能量N相比（信噪比S/N），超过检测门限D，则可以保证一定的虚警概率Pfa的条件下达到可检测目标回波所要求的检测概率Pd，简称为可发现目标，否则便称为不可发现目标。-Blanket Ja
noise
- 关于射频噪声的程序，可用于干扰类型的识别和干扰效能的评估。-A program on radio noise, can be used to identify types of interference and jamming effectiveness evaluation.
窄带随机噪声对BPSK信号的干扰性能仿真
- 实现条幅信号、调频信号的抗噪声干扰性能仿真，得到波形仿真图(The simulation of the anti noise jamming performance of the band signal and FM signal is realized, and the waveform simulation diagram is obtained.)
noiseAM&FM
- 噪声调幅干扰和噪声调频干扰的matlab仿真(AM noise jamming, FM noise jamming)
雷达噪声仿真
- 对雷达射频端实施射频噪声干扰，观测雷达目标回波干扰情况。给出了具体的matlab源码，和效果图。(Radio frequency noise jamming is applied to the radio frequency end of the radar, and radar target echo jamming is observed. The specific matlab source code and the effect diagram are given.)
灵巧噪声干扰的建模仿真研究
- 各种灵巧噪声干扰（卷积，假目标，C&I等）仿真及论文； 以及抗干扰的一些算法程序(Various smart noise jamming (convolution, false target, C&I, etc.) simulation and papers; And some anti-jamming arithmetic programs)
灵巧噪声
- 灵巧噪声干扰，可用于干扰多种雷达，包括脉冲压缩、脉冲多普勒、常规脉冲等(Smart noise jamming can be used to jam a variety of radar, including pulse compression, pulse Doppler, conventional pulse, etc.)