搜索资源列表
Matlab
- 仿真雷达信号检测,虚警概率、检测概率、信噪比之间关系-simulink the detection of radar signal.relation between FAP、DP and SNR
4psk
- M=4的PSK通信系统进行蒙特卡罗仿真 仿真BPSK和4PSK调制信号在高斯信道下的性能,并与理论分析结果相比。 (1) 画出两条性能曲线,一条是根据理论平均错误概率画出,另一条是仿真曲线; (2) 程序的基本流程:信源产生信息比特、调制、将调制信号送入信道(产生高斯白噪声的程序)、接收端检测、将检测结果与信源原始信息比较计算误符号率和误比特率; (3) 在给定信噪比下,第二步需多次重复,以得到一个平均错误概率; (4) 信噪比范围:BPSK(0dB – 10dB),
energydetection
- 认知无线电中能量检测matlab源码,体是仿真误警概率下,不同信噪比下的检测概率的。-energy detection
cdma_mmse
- DS-CDMA的MMSE算法程序,给出了不同信噪比下的BER性能比仿真曲线。-DS-CDMA of the MMSE algorithm program are given under different signal to noise ratio curve of BER performance than emulation.
cr-energy-detection
- 认知无线电频谱检测中的能量检测模型的构建,以及产生不同信噪比的pf和pd的概率-Detection of Cognitive Radio Spectrum Detection Model for the energy and produce different signal to noise ratio of the probability pf and pd
FFTjiancegailv
- 利用FFT捕获PN码,并计算不同信噪比下的检测概率。-Capture PN code with FFT, and calculate the probability of detection under different signal to noise ratio.
jiancegailv
- 利用滑动相关来捕获伪码,并且计算在各个信噪比下的检测概率。-The use of sliding-related pseudo-code to capture and calculate the probability of detection under various signal to noise ratio.
leijiaFFTjiancegailv
- 基于FFT的非相关累加捕获伪码,并计算各个信噪比下的检测概率。-FFT-based non-related pseudo-code cumulative capture and calculate the probability of detection under various signal to noise ratio.
AWGN1
- 不同信噪比下的检测性能曲线,横轴信噪比,纵轴检测概率,随信噪比增加,检测概率提高。-Detection performance under different SNR curve
pipeilvboqi
- 在matlab平台下进行的匹配滤波器的检测仿真,在不同的信噪比,相同的概率情况的仿真曲线-Matched filter detection in Matlab platform simulation, the simulation curve in a different signal to noise ratio, the same probability
Pd-SNR
- 认知无线电网络中频谱检测过程中检测概率随信噪比的关系-In CR networks,the relation between SNR level and detection probability
CR
- 认知无线电网络中,当信噪比不同时检测概率随虚警概率的变化曲线。-In Cognitive radio network,when the SNR is not the same, the change curve between the detection probability and the false alarm probability.
1
- 信号检测概率随信噪比变化的仿真与理论结果-Signal detection probability with SNR change simulation and theoretical results
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
leidafangzhen
- 仿真分析积累检测的性能(发现概率、虚警概率与信噪比的关系曲线)。此程序非常完善,很符合老师的要求-Accumulation detection performance ( simulation analysis found that the probability of false alarm probability SNR curve ) . This program is very perfect , and it is consistent with the teacher require
energydetectionN_Pd
- matlab认知无线电 能量检测 在不同采样点数的情况下,信噪比和检测概率的变化趋势比较。-Matlab Cognitive Radio, energy detection, in the different sampling numbers, the SNR and the probability of detection varing.
Monte-Carlo
- M-C实验与理论输出信噪比与检测概率之间的关系曲线的比较(The relation curve between the m-c experiment and the theoretical output SNR and the detection probability is compared.)
打包
- 两种不同的假设: H1 : 0 xn A fn wn ( ) cos(2 ) ( ) = ++ π θ n=1,2,…,N,f0 为规一化频率 H0 : xn wn () () = n=1,2,…,N 其中 w[n]是均值为 0,方差为 2 σ n 的高斯白噪声,A 已知,样本间相互 独立,信号与噪声相互独立; 相位θ 是随机变量,它服从均匀分布 1 0 2 ( ) 20 p θ π θ π ?? ≤ ≤ = ??? 其它 1)改变输入信噪比(改变 A 或噪声方差均可),给
最大似然
- 两种不同的假设: H1 : 0 xn A fn wn ( ) cos(2 ) ( ) = ++ π θ n=1,2,…,N,f0 为规一化频率 H0 : xn wn () () = n=1,2,…,N 其中 w[n]是均值为 0,方差为 2 σ n 的高斯白噪声,A 已知,样本间相互 独立,信号与噪声相互独立; 相位θ 是随机变量,它服从均匀分布 1 0 2 ( ) 20 p θ π θ π ?? ≤ ≤ = ??? 其它 1)改变输入信噪比(改变 A 或噪声方差均可),给
雷达CFAR恒虚警检测一维蒙特卡洛仿真
- 雷达恒虚警检测(CFAR)一维距离像蒙特卡洛仿真,探究不同信噪比下CFAR检测概率,在一维CFAR基础上修改程序得到。参考《雷达信号处理基础》一书。(One dimensional range profile Monte Carlo simulation of CFAR is used to explore the probability of CFAR detection under different signal-to-noise ratio. The program is modifie