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123
- filtering and salt and pepper noise reduction
ADifferentiallyCoherentDelay-LockedLoopforSpread-S
- 详细讲述了直接序列扩频差分锁相环的文章，包含具体的算法结构，并附有仿真结果。-A novel differentially coherent delay-locked loop(DCDLL) for accurate code tracking is proposed for direct sequence spread spectrum systems. Due to the use of the differential decoder and exactly one correlato
AdifferentiallycoherentPNcodeacquisitionreceiverfo
- IEEE经典文章，CDMA PN序列差分捕获技术，文章内容详细，对学习和从事直接序列扩频同步捕获CDMA系统设计人员有很大帮助，推荐-New differentially coherent detectors for acquisition of direct sequence spread-spectrum signals are ntroduced. These detectors are alternatives to the noncoherent detectors that have
cum4mus
- 运用4阶高阶累积量的MUSIC算法具有更高的测向精度，需要较低的信噪比-Using 4-order cumulant of the MUSIC algorithm has higher accuracy of finding the need to lower signal to noise ratio
BPSK_AWGN
- BPSK信号调制加上高斯噪声后的通信信道仿真-BPSK modulation with Gaussian noise signal after the communication channel simulation
video_filtering
- 语音文件中有单频噪声，设计高频滤波器和低频滤波器进行语音滤波-Audio files with a single frequency noise, high frequency filters and low-frequency filter design for voice filtering
091120097
- 对高斯信道下的MATLAB仿真，还有锐利信道，还有些误码曲线，信噪比的统计-Gaussian Channels MATLAB simulation, there are sharp channel, and some error curve, the statistical signal to noise ratio
weixingzhuanfaqi
- 仿真一个从卫星到区域数据中心的下行链路（由一组6个载波构成），评估热噪声，交调（IM）失真、由滤波器引起的码间干扰（ISI）以及临频干扰对下行链路性能的影响。-Simulation of a regional data center from the satellite to the downlink (from a group of six carrier composition) to assess the thermal noise, intermodulation (IM) distor
esprit_Algorithm_self
- ESPRIT算法是一种用于信号到来角(DOA)估计的直接求解方法,本程序中含有3种不同的算法均为自编-ESPRIT algorithm is used to signal the arrival angle (DOA) estimation of the direct methods, its performance at low signal to noise ratio (SNR) and signal correlation will seriously undermine
new3
- Added Channel equalization & AWGN noise effects
redfit
- Michael Schulz和 Manfred Mudelsee编写的用于估算不规则步长的古气候序列的红噪的程序。-Michael Schulz and Manfred Mudelsee prepared by the step size used to estimate paleoclimate irregular sequence of the red noise process.
smithchart
- The Smith chart, invented by Phillip H. Smith (1905-1987),[1][2] is a graphical aid or nomogram designed for electrical and electronics engineers specializing in radio frequency (RF) engineering to assist in solving problems with transmission lines a
Rayleigh_fading_channel
- Implement a Rayleigh fading channel simulator based on the Filtered Gaussian Noise method
IS-95simulation
- 此函数用于IS-95前向链路系统的仿真，包括扩频调制，匹配滤波，RAKE接收等相关通信模块。仿真环境: 加性高斯白噪声信道. 数据速率 = 9600 KBps -This function is used for IS-95 forward link system simulation, including the spread spectrum modulation, matched filter, RAKE receiver and other related communicatio
xiaobo
- 对图像进行多级小波分解、重构。可用于提取图像的背景噪声-Multi-level image wavelet decomposition and reconstruction. Can be used to extract image background noise
OFDM_SNR_offset
- 模拟OFDM系统，根据不同的信噪比，测试误码率-Simulated OFDM system, according to different signal to noise ratio, bit error rate test
winnerfilter
- 语音信号处理中，利用winner滤波器去除干扰噪声，达到语音增强的效果-Speech signal processing, and use filters to remove interference noise winner, to the effect of speech enhancement
decomp_reconst
- Decompose image into subbands, denoise, and recompose again. fh = decomp_reconst(fn,Nsc,Nor,block,noise,parent) Javier Portilla, Univ. de Granada, 5/02 Last revision: 11/04-Decompose image into subbands, denoise, and recompose again.
decomp_reconst_full
- Decompose image into subbands, denoise, and recompose again. fh = decomp_reconst(im,Nsc,Nor,block,noise,parent,covariance,optim,sig) covariance: are we considering covariance or just variance? optim: for choosing between BLS-GSM (opti
decomp_reconst_W
- Decompose image into subbands, denoise using BLS-GSM method, and recompose again. fh = decomp_reconst(im,Nsc,filter,block,noise,parent,covariance,optim,sig) im: image Nsc: number of scales filter: type of filter used (see namedFilt