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Electronic-Warfare-UAV
- 电子战无人机可以应用于电子干扰、对敌防空压制、ESM 和信号情报等各个方 面, 将来很可能会替代有人驾驶的电子战飞机, 同时赋予电子战全新的作战应用策略。简介了 电子战无人机的优势, 以及伊拉克战争中无人机在电子战领域的应用情况, 然后分析了无人机 电子战载荷的性能, 最后总结了近年来世界电子战无人机的发展状况。-Electronic Warfare UAV can be used in electronic jamming enemy air defense suppress
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
b
- 这是GPS系统相关的信号空间滤波的抗干扰技术。-This is the the signal spatial filtering anti-jamming technology for GPS systems.
1
- 超紧耦合是 GPS/INS 组合导航系统的最新研究方向,它采用 INS 测得的载体动态信息辅助 GPS 接收机跟踪环 路,消除卫星信号中由于载体与卫星之间相对运动所产生的频率偏移,提高接收机在高动态环境下载波跟踪性能,同时还 可以压缩带宽,有效增强接收机抗干扰性能。介绍 GPS/INS 超紧耦合技术,给出 INS 辅助 GPS 载波跟踪环路结构图和相应 的数学模型,分析 INS 辅助 GPS 跟踪环路在动态环境下的动态残留及其对环路相位误差的影响,并进行了模型仿真,最后 对仿真结
location2
- 自己利用正四面体的空间麦克风阵列,实现空间三维信号定位,算法有一定抗干扰能力-Own microphone array using regular tetrahedron space, space is three-dimensional signal positioning algorithm has some anti-jamming capability
Filter
- 该代码主要实现环路滤波器矩阵的设计,环路滤波器的功能主要是在鉴相器的输出端衰减高频误差分量,以提高抗干扰性能;在环路跳出锁定状态时,提高环路以短期存储,并迅速恢复信号。-The code mainly realizes the design of loop filter matrix, Loop filter function is mainly in the output of the phase discriminator attenuation of high frequency erro
抗干扰
- Anti-jamming of GPS receiver is an important problem, navigation war, and this topic has been well researched recently. However, anti-jamming in the complex receiving environment has not been considered in the most of the researches. To solve this pr
zaoshengtiaopingganrao
- GPS信号中干扰信号中噪声调频干扰源代码,matlab程序-GPS signal interference signal noise FM Jamming of the source code, matlab program
Method-II
- 基于波形分集的雷达抗距离欺骗干扰方法(二)的仿真,仿真采用了简单的线性调频信号和时域脉压-Radar distance deception jamming resistance method based on waveform diversity (2) simulation, the simulation using the simple linear frequency modulation signal and the time domain pulse pressure
Virtual-Array-extended
- 抗干扰天线是对抗压制式干扰的有效手段。但在某些场合下,由于安装平台孔径等 因素限制了阵元的个数,使得能够抑制的干扰数量减少。针对上述问题,本文提出了一种基于虚 拟阵列扩展的抗干扰抑制算法。该算法首先利用卫星导航信号的非圆特性对接收信号进行非圆扩 展, 然后对扩展后的数据进行干扰抑制处理, 实现了在阵元数不变的条件下增加抗干扰数的目的。 理论分析和计算机仿真证明了所提算法的有效性- Anti-Jamming antenna is an effective way of suppre
LFM_radar1_main
- 实现雷达线性调频信号的点目标回波产生、干扰信号与目标回波叠加并进行脉冲压缩处理-chirp signal,target echo and jamming signal generation and pulse compression
hezhuchengfenxi-gist-kpca
- 它通过对原始数据的加工处理,简化问题处理的难度并提高数据信息的信噪比,以改善抗干扰能力。-It does this by processing the raw data, simplifies the problem and improve the signal to noise ratio of the data processing of information in order to improve anti-jamming capability.
MATLAB-Jam
- 雷达干扰信号的matlab仿真程序,包括射频噪声干扰,噪声调频干扰等-Radar jamming signal matlab simulation program, including radio frequency noise, interference and other noise FM
OQPSK
- 用matlab产生OQPSK信号波形,并分析其功率谱、抗干扰性能情况-Matlab OQPSK signal waveform generation, and analyze its power spectrum, anti-jamming performance situation
CI_jam
- 雷达C&I干扰信号仿真Matlab源码,包括时域波形及其匹配滤波接收中所呈现的干扰效果-the Matlab source code for radar C&I jamming signal
YUZSFM
- 噪声调频干扰信号波形和功率谱,亲测通过了的-Noise FM jamming signal waveform and power spectrum
DOA
- DOA估计,主要应用于对信号到达方向估计,一用于抗干扰,算法主要由matlab实现-DOA estimate, mainly used in the signal direction of arrival estimation, for a anti-jamming algorithm is mainly implemented by matlab
weil-cpeak
- GPS信号存在转发式欺骗干扰时,做出欺骗信号和真实卫星信号的相关峰图,其中伪码生成采用weil码-The presence of repeater jamming GPS signals to make the correlation peak to deceive the true signal and satellite signal, wherein the pseudo-code code generation using weil
doppler_zaoshengtiaofu
- 脉冲多普勒噪声调幅干扰仿真,噪声调幅信号的产生,干扰结果显示干扰效果良好-Pulse doppler noise amplitude modulation jamming simulation of noise amplitude modulation signal, interference results show that the interference effect is good
InputStage_IO_Board-Original
- 基于微处理器dsp28335为主芯片的的外部扩展光纤传输接口的原理图分布利用,利用光纤传输高低电平产生所需的PWM高速抗干扰信号-External extension based on microprocessor mainly dsp28335 chip using the principle of optical fiber transmission interface diagram distribution, using the optical fiber transmission of