搜索资源列表
DSSS.rar
- 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(加性高斯白噪声信道)信道(AWGN信道：不考虑通信信道信号时，由宽频范围描述的统计随机无线噪声。)。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
m_W.rar
- 产生m_W序列，并计算其功率谱、自相关系数和互相关系数。,M_W generated sequences, and calculate its power spectrum, since the correlation coefficient and the number of mutual relations.
fangzhen
- CR中基于能量检测的频谱感知matlab程序仿真-CR in the detection of spectrum sensing based on energy simulation program
spectrum
- 求频谱的一种方法，可以得到图中任意行的频谱，对三幅图的频谱做比较，并将数据存入excel里。-A method to gain the spectrum, and gain spectrum of any line.Compare the spectrum of different three pictures, and save them into excel.
Sound-spectrum-analysis
- 声卡频谱分析，包括几个字程序，完成信号的处理分析和结果的保存。-Sound spectrum analysis, including the words program, complete the signal processing analysis and the results saved.
Digtalbasis
- 理解通信系统特别是无线通信系统对基带信号的处理方法及目的，包括基带系统的差错控制，扩频跳频原理，保密通信等基本原理和实现方法。 -Understanding of communication systems, especially wireless communications system to the base-band signal processing methods and purposes, including base-band system for error control
work
- matlab,功率谱估计，包括PSD,DFT,最大熵等方法-matlab, power spectrum estimation, including PSD, DFT, such as maximum entropy method
llll
- 这是一篇关于认知无线电频谱感知的文章，内有其详细的分析过程，感觉不错，特跟大家分享-This is an article on cognitive radio spectrum perceived the article, with its detailed analysis of the process, I feel pretty good, especially like to share with you
ofdm_good
- 这个程序用于生成OFDM信号和它的频谱，对于初学者迅速掌握OFDM的生成机制特别有帮助。Matlab版本: R13-This process used to generate the OFDM signal and its spectrum, for beginners to master the rapid formation mechanism OFDM particularly helpful. Matlab version: R13
spectralanalysis
- 谱估计（建立二阶AR模型）、利用FFT求解功率谱估计、利用AR模型的Yule-Walker方程求解模型参数等-Spectral estimation (the establishment of second-order AR model), using FFT to solve the power spectrum estimation using AR model of Yule-Walker equation model parameters such as
CDMA_WITH_DSSS_FHSS
- CDMA 的仿真程序，Frequency Hopping Spread Spectrum,Random frequency hopps to form a spread signal-CDMA s simulation program, Frequency Hopping Spread Spectrum, Random frequency hopps to form a spread signal
perfect_OFDM
- 还在为“基于MATLAB的OFDM系统仿真”的朋友，可以看看我总结的资料！ 该代码通过综合了本站中的两个源代码，在MATLAB 7.0下完成OFDM系统的完美仿真：音频数据采集->S/P转换->16QAM映射->IFFT处理->添加CP->P/S->理想/多径信道传送->……（FFT等）->传输结果比较（前后频谱图、可以直接通过听前后的音频文件来辨别系统的好坏-理想信道时音质前后相同）。在此还要感谢那两位站员提供相关的代码，也希望能对其他人有帮
802.22futureforum
- 802.22及future forum08.11频谱方面的最新资料,对于跟踪认知无线电研究有很大作用-802.22 and future forum08.11 spectrum of the latest information, for tracking cognitive radio research plays a significant role in
dsss
- 扩频通信常用的 平衡gold序列生成matlab m文件 希望可以上传-Spread spectrum communication sequence used to generate the balance of gold want to matlab m files can be uploaded
ruiliclutter
- 产生功率谱为高斯谱的瑞利杂波，并画出图形-Have a power spectrum for the Gaussian spectrum of Rayleigh clutter, and draw graphics
123
- 这是关于认知无线电的频谱感知仿真的文章 挺好的 比较详细-This is on the spectrum sensing cognitive radio simulation of a more detailed article, very good
0fdm-receive-mod
- ofdm接接收机用MATLAB仿真，可以得到相应的星座图和频谱图-Then ofdm receiver simulation using MATLAB, can be the constellation diagram and the corresponding frequency spectrum
3
- 典型时间序列模型分析 设有ARMA(2,2)模型， X（n）+0.3X(n-1)-0.2X(n-2)=W(n)+0.5W（n-1）-0.2W(n-2) W(n)是零均值正态白噪声，方差为4 （1）用MATLAB模型产生X（n）的500观测点的样本函数，并会出波形； （2）用你产生的500个观测点估计X（n）的均值和方差； （3）画出理论的功率谱 （4）估计X（n）的相关函数和功率谱 -Analysis of typical time series model w
Spread-Spectrum
- Ebook and papers for spread spectrum communication
Spectrum-and-Network-Measurements
- 频谱测量方法，包含众多关于频谱测量的原理、方法、流程和操作(spectrum mesurement referrence)