搜索资源列表
jpegcompress
- 灰度图像的jpeg压缩处理,解压处理,以及信噪比SNR的计算-Grayscale jpeg image compression, decompression, as well as the calculation of signal to noise ratio SNR
CEinCommun
- 各种信噪比估计算法,包括ls,lms,qam,噪声统计等-A variety of SNR estimation algorithms, including ls, lms, qam, noise statistics, etc.
bpsk
- 信号BPSK源程序,滚降系数分别为为0.4,0.7,1.0 信噪比为20dB,自己编的-BPSK signal source, roll-off coefficient 0.4,0.7,1.0 respectively for SNR 20dB, own the
oqpsk
- oqpsk信号,滚降系数分别为0.4,0.7,1.0.信噪比为20bB-OQPSK signal, roll-off coefficients were 0.4,0.7,1.0. 20bB SNR
adaptiveOFDM
- 本程序利用改进的CHOW算法,仿真了自适应OFDM系统的性能,并画出了SNR-BER仿真图。对于学习OFDM自适应资源分配者有很帮助。-This procedure improved CHOW algorithms, simulation of the adaptive OFDM system performance, and draw the SNR-BER simulation Fig. Adaptive OFDM for learning the distribution of resou
final
- 小波变换处理带噪语音信号,对于低信噪比的情况下相当有效,直接改文件名就可完成-Wavelet Transform of Noisy Speech signal processing for low SNR case quite effectively, direct to the file name can be completed
27796684bch_euc
- The exercise should be finished in English. 2. According to Prof. Zhang s requirement, this exercise mainly focuses on the BER performance of some wireless communication system using specific coding and modulation type through the AWGN channel. Si
SpaceTimeTrellisCode
- The software is capable to simulate space time code [1] for QPSK modulation using different number of state. Examples of generator matrix up to 256 stetes are provided. Variable signal to noise ratio (SNR) might be applied to produce bit error rate (
wirelesscomm
- In this project we analyze and design the minimum mean-square error (MMSE) multiuser receiver for uniformly quantized synchronous code division multiple access (CDMA) signals in additive white Gaussian noise (AWGN) channels.This project is mainly bas
Matlab-snr
- Matlab计算信噪比,单声道,双声道均可,公式准确程序清晰-Matlab calculation of signal to noise ratio, mono, dual-channel may be, the formula clear and accurate procedures
Matlab
- 很好的OFDM的基于MATLAB的仿真程序包,且包含了最终结果图.-montecarlo type montecarlo in the command window and wait for a long time.. _simulation of the complete OFDM system. _use of a very large file in order to get probabilities. _loop over different valu
ofdm-siso
- 正交频分复用是一种多载波宽带数字调制技术。相比一般的数字通信系统, 它具有频带利用率高和抗多径干扰能力强等优点,因而适合于高速率的无线通信系统。- OFDM Simulator -------------------------------------------------------------------------------- MIMO OFDM Simulator: OFDM.m: OFDM Simulator (out
dct-quanlity-snr
- 对一幅图像进行不同量化水平的DCT变换,可以应用于不同分块大小下的DCT变换测试。-On an image to quantify the level of different DCT transform, can be applied to different sub-block size DCT transform under test.
matlab_ydtx
- 一个四用户的扩频通信系统,扩频增益为N=16,采用Walsh码进行直接序列扩频,BPSK调制,无线信道为AWGN信道。在接收端进行解扩,解调,判决,通过仿真得到其中一个用户的误比特率与信噪比的仿真结果。-A four-user spread spectrum communication system, spreading gain for N = 16, using Walsh code Direct Sequence Spread Spectrum, BPSK modulation, AWGN
bersnrrayleigh
- ber vs snr for awgn-rayleigh channel
WienerScalart
- Wiener filter based on tracking a priori SNR usingDecision-Directed method, proposed by Scalart et al 96.-Wiener filter based on tracking a priori SNR usingDecision-Directed method, proposed by Scalart et al 96.
5_32SNRestimation
- 5扩32 扩频方法仿真 进行SNR估计 产生pn码 基带仿真-5 extended to 32 spread-spectrum method is estimated SNR simulation
wavelet
- SPEECH ENHANCEMENT BASED ON WAVELET DENOISING Abstract: - Noise is an unwanted and inevitable interference in any form of communication. It is non-informative and plays the role of sucking the intelligence of the original signal. Any kind of
UWB_SNR
- It is to simulation SNR of UWB.
monte_carlo_simulation
- ,对于一个使用相关器的二进制通信系统,用monte carlo仿真估计Pe并且画出Pe与SNR的对比图~-for a binary communication systerm,use monte carlo simulation draw the Pe and the compared of Pe and SNR~