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ResearchonCongnitiveRadioTechnology
- 介绍认知无线电技术的图论方面的一些频谱分配模型-Introduce the cognitive radio spectrum allocation model of graph theory
radio
- 认知无线电的频谱分配以及其实现算法和功能实现-cognitive radio spectrum allocation and agriculture realize the govnment
wavelets
- A wavelet function can be viewed as a high pass filter, which aproximates a data set (a signal or time series). The result of the wavelet function is the difference between value calculated by the wavelet function and the actual data. The scaling fun
DS
- 通过MONTE CARLO仿真说明DS扩频信号在抑制正弦干扰方面的有效性-MONTE CARLO simulation shows through the DS spread spectrum signal is sinusoidal interference suppression in the effectiveness of
UWB_Lecture03_v2
- About UWB A co-basis is a special orthonormal basis, of the Hilbert function space, whose base functions are shape-invariant to Fourier transform except for phase shifts known a priori. A notable advantage of the co-basis orthonormal-expansion method
resp
- 单质点加速度，速度，位移反应谱分析 属于信号处理部分- Single-particle acceleration, velocity and displacement response spectrum analysis Belonging to the signal processing section
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.
AnalogVoiceSignal
- 观测实时模拟信号（语音）的频谱 用音频设备采集一段语音，将语音存为.wav格式。对wav文件作分段傅里叶变换分析。语音是分音节的，应把它分段分析，而且实际运用中的数字信号处理的FFT的点数是有限的，一般只能达到千点。用傅里叶反变换IFFT，从频域恢复信号。画出频谱图和语音波形图。 -Observing real-time analog signal (voice) of the spectrum collected with the audio devices section of
FrequencyDomainAnalysisOfTheSystem
- 信号频谱分析 1. 观测已知方波信号、正弦波信号的频谱 分析频率为4KHz、8KHz的占空比为50 的方波信号、正弦波信号的频谱。记录所得频谱图。 观测实时模拟信号（语音）的频谱 用音频设备采集一段语音，将语音存为.wav格式。对wav文件作分段傅里叶变换分析。语音是分音节的，应把它分段分析，而且实际运用中的数字信号处理的FFT的点数是有限的，一般只能达到千点。用傅里叶反变换IFFT，从频域恢复信号。画出频谱图和语音波形图-Signal spectrum analysis 1.
comm_crad_code
- Matlab sensing spectrum using
comm_crad_code
- Cognitive radio code - detection a hole in spectrum
peak_segmn
- lpc spectrum peak segmenter
wavelet_power_spectral
- 基于小波变换的功率谱估计MATLAB仿真代码，包括小波变换的基本原理实现，mallat算法的实现，经典功率谱和现代功率谱估计的主要方法仿真比较。-Based on wavelet transform power spectrum estimation MATLAB simulation code, including the basic principles of wavelet transform to achieve, mallat Algorithm, classic and modern
adaptive_sensig_project
- adaptive spectrum sensing using SNAR comparioson and relative doppler shift (effect) between primary and secondary user
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- a survey on cognitive radio application focus on spectrum allocation (spectrum management ) and Dynamis Spectrum Access (DSA)
CSS
- In this paper, author consider cooperative spectrum sensing in order to optimize the sensing performance and focus on energy detection for spectrum sensing and find that the optimal fusion rule is the half-voting rule. Next, the optimal detec
acm..
- 自相关法求全极点模型参数； 下行递归； 逆Levinson-Durbin递归（模型参数~自相关序列）； 平均周期图的Bartlett方法； Blackman-Tukey功率谱估计。-Autocorrelation perfection pole model parameters downward recursion inverse Levinson-Durbin recursion (model parameters ~ autocorrelation sequence)
raisedcosine_OFDM
- This is the simulation of a N-continuous OFDM signal with the raised coseine filter. The out-of-band spectrum of this OFDM signal is shown.
zmccdma_gold
- 通过matlab建立码分多址通信系统的仿真平台，并仿真了扩频通信的性能-Matlab code division multiple access communication system through the establishment of the simulation platform, and simulated the performance of spread spectrum communication
spectrum
- 输入数据文件，按照数据计算相应的功率谱计算-Power spectrum calculation