搜索资源列表
UA12
- 用VB实现正弦波的采集和傅里叶变换。将时域信号变化为频域信号，进而进行幅频域的分析-VB sine wave with the realization of the acquisition and Fourier transform. Time-domain signal will change the frequency domain signal, and then conducted an analysis of amplitude-frequency domain
MATLAB
- 实现音频信号的输入和对其进行时域与频域的分析-To achieve the audio signal input and its time domain and frequency domain analysis of
hutu
- 应用MATLAB的M文件编程方法过行信号频域分析。分别用矩阵运算的方法计算方波的DFS，在60的时窗宽度上方波宽度分别为5与12。并且画出x(n)和DFS(x(n))的杆状图。-Application of MATLAB M-file programming off-line signal frequency domain analysis. Were calculated using matrix calculation of square wave of DFS, in the 60'
LABEX3
- 通过观察时域频域分析，可以更好的理解信号的变换-DISCRETE-TIME SIGNALS: FREQUENCY-DOMAIN REPRESENTATIONS
6595c71c-86b4-4e89-b58b-ef2c821182e3
- 本音频信号分析仪由32位MCU为主控制器，通过AD转换，对音频信号进行采样，把连续信号离散化，然后通过FFT快速傅氏变换运算，在时域和频域对音频信号各个频率分量以及功率等指标进行分析和处理，然后通过高分辨率的LCD对信号的频谱进行显示。该系统能够精确测量的音频信号频率范围为20Hz-10KHz，其幅度范围为5mVpp-5Vpp，分辨力分为20Hz和100Hz两档。测量功率精确度高达1 ,并且能够准确的测量周期信号的周期，是理想的音频信号分析仪的解决方案。-The audio signal ana
FFT
- C#写的FFT变换，对信号进行时域和频域分析，大家可以-C# write FFT transform, the signal is the time domain and frequency domain analysis, everyone can see
Spectrum-Analyzer
- 用于对数字信号进行时域和频域分析。信号采集方式有三种：文件输入，声音录制和特定波形。-Analyse the digital signal in time domain and frequency domain . Signal acquisition in three ways: file input, sound recording and a specific waveform.
xitong
- 包括ask信号的发送接收全过程，包括调制解调，多节传输，频域时域的分析-Ask the signal transmission and reception of the entire process, including modulation and demodulation, the multi-cell transmission, the frequency domain to the time domain analysis
harmonic-and-harmonic--packet
- 共包含四个文件： hamo_packet.m 谐波小波包子程序，输入参数为原信号序列，采频，分解层数，返回三维数组，存储各层各频带分解结果； harmopacktest.m 检验上述子程序可行性的m文件； harmonic wavelet analysis.pdf Newland关于谐波小波的原始论文； 20130329谐波滤波.docx 内附matlab程序和分析结果。对电机电流信号做了谐波小波分解，分别从时域和频域构造谐波小波，结果显示，频域构造的小波光滑性稍差。-Conta
heibaipei2
- 从物理的角度看，音乐是不同频率，不同时长声波的组合，声波的频率表示不同的音调，声波的时长反映不同的节奏，根据该原理，将不同频率，不同时长的声波进行有序组合，则能成为音乐，利用MATLAB对不同频路信号的组合及分析功能，能够进行简单的音乐合成。-From a physical point of view, the music is different frequencies, not at the same time the combination of the long acoustic wav
include
- ad转换fft快速算法 把波形（时域信号）变换到频域，使得用户更好的分析。-failed to translate
passband-modulation
- 利用BPSK, DBPSK, QPSK, OQPSK, 16QAM, PAM， 信号进行基带，通带调制解调，分析频域，时域波形，误码率等-Using BPSK, DBPSK, QPSK, OQPSK, 16QAM, PAM for modulation and demodulation. Analyzing the spectrum, wave forms, and bit error rate
DSP
- 信号与系统基础练习，演示了数字信号处理中常用的傅里叶变换，分析时域和频域的信息-Signals and systems based practice, demonstration of digital signal processing used in the Fourier transform of the time domain and frequency domain information analysis
Voice-signal
- 基于matlab的语音信号处理的几篇论文，涉及自相关基音检测、时域频域参数分析等-Based on several papers matlab speech signal processing, involving autocorrelation pitch detection, time domain analysis, frequency-domain parameters
Matlab-GUI_example
- 此资料中包含5个Matlab GUI 小程序，分别是信号分析、不同图形绘制、极点图绘制、时域频域信号绘制、滑动数字显示。-This data contains five Matlab GUI applets, which are signal analysis, different graphics rendering, pole drawing, draw time-domain frequency domain signal, sliding digital display.
GUI-for-time-and-freq-analysis
- 导入振动信号（2信道）分析时域、频域波形的MATLAB-GUI界面-Import vibration signals (2-channel) analysis in time domain and frequency domain by MATLAB-GUI interface
sinsignal
- 正弦信号的各类谱型分析，包括时域频域对数功率谱以及IFFT变换波形- many of spectrum of sin pulse,include of time spectrum,frequency spectrum,log sprectrum and IFFT sine
ziliao
- 通信系统中数字调制信号分析 包括时域、频域、误码率、信噪比、谱分析、加性高斯白噪声，实现一个完整的系统分析的MATLAB程序-Communication systems digital modulation signal analysis including time domain, frequency domain, bit error rate, SNR, spectrum analysis, additive white Gaussian noise, to achieve a compl
neihou
- 详细画出了时域和频域的相关图，基于人工神经网络的常用数字信号调制，光纤陀螺输出误差的allan方差分析。- Correlation diagram shown in detail the time domain and frequency domain, The commonly used digital signal modulation based on artificial neural network, allan FOG output error variance analysis.
paoleng
- 线性调频脉冲压缩的Matlab程序,分析了该信号的时域、频域、倒谱，循环谱等,ofdm系统仿真 含16qam调制 fft 加窗 加cp等模块。- LFM pulse compression of the Matlab program, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc. ofdm system simulation including 16qam modulat