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BPSK receiver simulation using Spread Spectrum Techniques
- This is a code for simulation of BPSK receiver using Direct Sequence Spread Spectrum. The performance is evaluated in presence of AWGN and Rayleigh fading.
Energy detection based cooperative spectrum sensing in cognitive radio networks
- Energy detection based cooperative spectrum sensing in cognitive radio networks
声音频谱分析的小程序
- 一个声音频谱分析的小程序，用VB编写。希望对大家有所帮助,a sound spectrum analysis of the small program in Visual Basic. We hope to help
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
LPC-based-voice-spectrum-analy
- 基于语音频谱分析的重要性以及众多端点检测的算法以示其重要性,Based on the importance of voice spectrum analysis and the various endpoint detection algorithm to show its importance
PSD.rar
- 求功率谱估计常用的几种方法，包括周期图法，Welch 法，和AR模型法。,For power spectrum estimation commonly used in several ways, including periodogram, Welch law, and the AR model.
CR-MATLAB.rar
- 认知无线电频谱检测技术的研究,有循环检测，周期性检测，仿真程序和结果。很全面。,Cognitive radio frequency spectrum detection technology, there are cycle detection, periodic testing, simulation program and results. Very comprehensive.
fft.rar
- implement 1D and 2D FFT and Inverse 2D FFT ,obtain the power spectrum from a set of FFT coefficients and achieve the Butterworth Lowpass Filter,implement 1D and 2D FFT and Inverse 2D FFT ,obtain the power spectrum from a set of FFT coefficients and a
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
dft.rar
- 基于OpenCV的源码， 实现了利用DFT离散傅里叶变换计算图像的功率谱。,OpenCV based on the source, the use of implementation of the Discrete Fourier Transform DFT calculation of the power spectrum image.
FHSS_DSSS_CDMA.rar
- 直接序列扩频DSSS， 跳频扩频FHSS， 码分多址CDMA编译码， 的实现,the realization of Direct Sequence Spread Spectrum DSSS, frequency hopping spread spectrum FHSS, Code Division Multiple Access CDMA codec,
Cognitiveradionetworkinspectru
- 认知无线电网络中频谱分配算法的研究 比较权威,Cognitive radio network in spectrum allocation algorithm
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.
music-kalman.rar
- 空间谱估计的music仿真程序，以及自适应卡尔曼滤波算法。,Spatial spectrum estimation of the music simulation program, as well as the adaptive Kalman filter algorithm
discrete-spectrum-correction-method
- 离散频谱比值校正法 hamming hanning-The ratio of discrete spectrum correction method hamming hanning
cooperative-spectrum-sensing
- 一篇很好的关于认知无线电协作频谱感知方面的英文资料，具有很高的参考价值。-A good collaboration on spectrum sensing in cognitive radio information in English, with a high reference value.
Spectrum-Analyzer---Speech
- 我做的频谱分析仪的新功能，给大家分享，具体如何实现可以查找有关资料。只是分享自己的新内容。-I do a new spectrum analyzer functions, to share, how you can find specific information. Just to share their new content.
estimate-powers-spectrum
- 根据维纳-辛钦定理，广义平稳随机过程的功率谱是自相关函数值。但对于许多实际应用问题，可资利用的观测数据往往是有限的，所以要准确计算功率谱通常是不可能的。比较合理的目标是设法得出功率谱的一个好的估计值，这就是功率谱估计。本文通过分析经典功率谱估计和现代功率谱估计的多种方法，比较各种方法的优缺点。-According to Wiener- Xinqin theorem, wide-sense stationary random process is the power spectrum of the
Signal power spectrum based on FFT
- 通过labview 对信号进行分析，主要包括基于FFT求信号功率谱(The signal is analyzed by LabVIEW, mainly including the signal power spectrum based on FFT)
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)