资源列表
FFT
- 信号频域分析和时域分析以及傅里叶变换和在matlab的表示-The time domain analysis and frequency domain analysis
matrix
- 矩阵分解技术，在matlab下实现的，可以用在很多领域，欢迎下载-Matrix decomposition technique in matlab to achieve, can be used in many fields, welcome to download
fangzhen
- 烤箱控制系统simulink仿真,基于纯数学运算，忠于原数据-A controlling system program of heating box
Fig7x281
- 使用MATLAB/SIMULINK搭建的基于SPWM的异步电动机三电平转差频率控制仿真模型-Using MATLAB/SIMULINK built based SPWM three-level asynchronous motor slip frequency control simulation model
Direct-sequence-spread
- 发射机的设计是采用m序列来扩展二进制数据流，将其扩频为宽频信号，并采用QPSK调制方式将信号调制后发送出去。信号经过AWGN信道传输到接收端。接收机采用相干解调原理解调信号，采用的解扩码序列与发射机扩频码序列完全相同，信号经解扩调制后，带宽恢复原始宽度。-Transmitter design is the use of m sequence to expand the binary data stream, the spread spectrum is a broadband signal, a
communication-system-model
- 一个完整的通信系统matlab仿真模型，包括编解码，调制解调，信道噪声，并研究系统性能等。-A complete communication system matlab simulated model, including encode decode,modulation demodulation,channel noise,and research the system peformance,and so on.
recognition-of-characters
- 采用MATLAB神经网络中的BP网络进行26个英语字母的仿真识别。采用了改进型的BP算法设计了26个字符的模式识别系统。并对该系统进行了训练和测试。-MATLAB neural network in the BP network for 26 English letters of the simulation. The pattern recognition system based on the improved BP algorithm is designed. And training a
OFDM_rece_matlab
- 接收端采用的算法和程序流程与发送端发送的OFDM符号的帧结构有关系。具体的帧结构，以及定时估计，频偏估计，剩余误差跟踪的算法可参考算法说明文档。这里对程序的流程进行说明。 首先根据短训练字的特性进行相关运算，进行信号到达检测，当检测到相关值大于门限一定次数后，认为有信号到达。然后根据长训练字的特性，进行相关运算，进行OFDM符号FFT窗口起始位置的估计。估计出FFT窗口的位置后，先在时域进行小频偏的估计，将两个长训练字进行小频偏补偿后，进行FFT运算，根据FFT运算的结果进行整数倍频偏的估计
AM_test
- 压缩感知中调幅信号的稀疏字典训练及稀疏表示，包含KSVD算法，OMP算法-Sparse dictionary training and sparse representation of amplitude modulation signal in compressed sensing, including KSVD algorithm, OMP algorithm
TBMatlab
- 一些实用的matlab程序小工具，例如各种滤波器，数值卷积，哈弗曼编码，科斯塔斯环，眼图等-some ptactical matlab programs,such as filters,numerical convolution,Huffman code,costas loop,eye diagram,and so on.
ED
- 应用在认知无线电频谱检测中。环境：经过加性白噪声的信号。功能：求解虚警概率和漏检概率。-Used in cognitive radio spectrum detection.Environment: after additive white noise signal.Function: to solve the false alarm probability and missed detection probability.
rem_division-(2)
- 本程序主要用于求解两个1~100整数的商的余数部分-This procedure is mainly used for solving the two remainder part of 1 ~ 100 integer quotient