搜索资源列表
A Survey of Spectrum Sensing Algorithms
- A Survey of Spectrum Sensing Algorithms The spectrum sensing problem has gained new aspects with cognitive radio and opportunistic spectrum access concepts. It is one of the most challenging issues in cognitive radio systems. In this paper, a survey
oneuser2dcdma.rar
- 单用户多载波时频域联合cdma扩频的仿真，使用类编程。包含发送，信道，接收3个类。有联合扩频，调制，FFT变换，高斯信道和瑞利，解调，解扩，统计误码率等功能，减小仿真点数可使程序运行更快。,Single-user multi-carrier cdma joint time-frequency domain spread spectrum simulation, the use of programming. Send contain, channel, receiving three categ
simplisma
- simplisma算法，可用于多光谱分解-simplisma for multi-spectrum unmixing
MATLAB_CR-toolbox
- 基于参数和非参数的多种频谱检测算法研究及仿真结果分析。-Based on the parameters and non-parametric multi-spectrum detection algorithm research and analysis of simulation results.
aaaa
- 把地理区域分成一个个小区，蜂窝系统在该区域内提供无线覆盖。把可用的频谱分成很多信道，每个小区分配一组信道。使用频分双工（FDD）。在小区间进行频率利用，N个小区构成一个簇，簇间进行频率复用。定义了传播特性（信道参数）以及同频小区的位置。信道的参数包括：小区半径，路径损耗指数，以分贝为单位的对数正态阴影的标准差，基站发射功率级，移动台发射功率级，每个小区的扇区数，扇区化天线的正反向比，要仿真的瞬时位置的组数，同频干扰阈值。-To a geographical area is divided int
CR_MC_SIGNAL
- 认知无线电系统中多载波信号带外干扰的抑制，采用载波加权的方法降低认知无线电系统中认知用户信号对主用户信号的干扰 -Cognitive radio system in multi-carrier signal-band interference suppression, the use of carrier-weighted ways to reduce cognitive cognitive radio system users on the primary user signal sign
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
bfff
- 频谱感知 多用户合作 能量检测 伪随机序列-Cooperation in the spectrum of energy-aware multi-user detection
Cognitiveradiospectrumallocationamongmulti-cellalg
- 认知无线电多小区间频谱分配算法研究 不错的论文-Cognitive radio spectrum allocation among multi-cell algorithm
3
- Spectrum Sensing in Cognitive Radio-Optimal Multiband Joint Detection for Spectrum Sensing in Cognitive Radio Networks
PsdEstimation
- 使用MATLAB对平稳随机信号以改进的功率谱法（welch法）以及Thomson多窗估计法（Thomson Multitaper Method）做功率谱估计的源代码-Pairs of stationary random signals using MATLAB in order to improve the power spectrum method (welch France), and the Thomson multi-window estimation method (Thomson M
Edgedetect
- 小波变换检测信号频谱边缘，利用多尺度小波模极大值法确定信号频谱边缘。-Wavelet transform edge detection of the signal spectrum, using multi-scale wavelet modulus maximum method to determine the edge of the signal spectrum.
mimocapcitywithdifferentcoefficients
- 窄带平衰落相关MIMO信道容量仿真，内容包括：天线间距、功率角度谱、多簇、总角扩展等参数对信道容量及相关系数的影响-Narrowband flat fading MIMO channel capacity related to simulation, including: antenna spacing, angle power spectrum, multi-cluster parameters such as total angular expansion of channel capaci
eetop[1].cn_0470998210
- Multi-Carrier and Spread Spectrum Systems最新版本对OFDM wimax lte都有阐述-Multi-Carrier and Spread Spectrum Systems the latest version of the OFDM wimax lte has described
mypaper4
- To fully utilize the character of the bioradar echo signal, autocorrelation analysis, spectral estimation methods and time-frequency analysis are presented in this paper. These methods are employed to deal with no one, single people and multi-people
multi_scale_edgedetect
- 利用小波变化对信号的边缘进行检测，方法使通过多尺度积对信号功率谱进行变化-Changes in the signal using the wavelet edge detection method to plot the signal through the multi-scale changes in the power spectrum
John.Wiley.and.Sons.Multi.Carrier.and.Spread.Spec
- EBOOK : John.Wiley.and.Sons.Multi.Carrier.and.Spread.Spectrum.Systems
spectrum-estimate
- 对调制信号的频谱进行估计，通过多径和高斯白噪声的信道，解调信号的频谱和输入信号相比较-Spectrum of the modulation signal is estimated by multi-path and Gaussian white noise channel, the demodulated signal of the spectrum and compare the input signal
John.Wiley.and.Sons.Multi.Carrier.and.Spread.Spec
- A great book about multi carrier and spread spectrum systems
Spectrum-Curve-2
- 对光谱数据进行画图，可以取具体点坐标的选取，图像操作等，多数据重复作图对比功能-Spectral data, drawing, you can take the selection of specific coordinates, image manipulation, and multi-duplication of data mapping the contrast function