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FFT_armtest
- 自己写的一个基于eMbedded Visual C++的音频采集以及频谱分析小程序。 包括录音，回放，时域波形，频谱图-Based on the eMbedded Visual C++ of the audio spectrum analysis procedures. Including recording, playback, time-domain waveform, frequency spectrum
fpga.fifo
- 异步FIFO是用来适配不同时钟域之间的相位差和频率飘移的重要模块。本文设计的异步FIFO采用了格雷（GRAY）变换技术和双端口RAM实现了不同时钟域之间的数据无损传输。该结构利用了GRAY变换的特点，使得整个系统可靠性高和抗干扰能力强，系统可以工作在读写时钟频率漂移达到正负300PPM的恶劣环境。并且由于采用了模块化结构，使得系统具有良好的可扩充性。-Asynchronous FIFO is an important module which always used to absorb the
AD9833
- AD9833是ADI公司生产的一款低功耗,可编程波形发生器,能够产生正弦波、三角波、方波输出。波形发生器广泛应用于各种测量、激励和时域响应领域,AD9833无需外接元件,输出频率和相位都可通过软件编程,易于调节,频率寄存器是28位的,主频时钟为... -AD9833 is ADI produced by a low-power, programmable waveform generator can produce sine wave, triangle wave, square wave
interface
- 采用Cyclone EP1C3，VHDL程序算法实现了信号波形的实时采样并回放，同时能测量时域信号的频率，通过与MCU的8位并行接口，进行相互通信。-Using Cyclone EP1C3, VHDL program algorithm of the signal waveform of real-time sampling and playback at the same time capable of measuring the frequency of the signal in time
myFFTcode
- 这是一个使用C语言编写的简单易学的FFT变换代码，可以将时域数据变换到频域数据。-This is a compilation of using C language is easy, can transform the FFT code data transform domain will to frequency data.
Morelli_1999
- An effecient algorithm has been proposed by Schmidl and Cox for carrier frequency estimation in orthogonal frequency-division multiplexing systems. The scheme is based on the transmission of a training symbol composed of two identical halves
monopole_antenna_FDTD
- PDF文档，介绍了等离子体覆盖下，单极天线的各项参数，得到等离子频率也发射电压和谐振频率偏移的关系。文章采用的分析方法是时域有限差分法。-PDF document, presented under the coverage of plasma, the parameters of a monopole antenna, the frequency of emission by the plasma voltage and resonant frequency shift of the relat
cmjjn
- Correlation diagram shown in detail the time domain and frequency domain, Contains two clients receive link-level communications program, Least-squares algorithm to fit a three-dimensional plane.
na776
- Single path or multipath Rayleigh fading channel simulation, Calculation multifractal detrended fluctuation analysis matlab program, Correlation diagram shown in detail the time domain and frequency domain.
is504
- Machine learning routines, Correlation diagram shown in detail the time domain and frequency domain, Modulated signals to calculate its density Pu-related.
nytqn
- Consider shadow rain attenuation and multipath effects Add noise processing, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc.
qgupf
- Complete HMM-based speech recognition system, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc. Calculate the maximum eigenvalue judgment matrix of AHP.
dumte
- Correlation diagram shown in detail the time domain and frequency domain, Transceiver contains two client programs, Rotating Machinery dimensional hologram of practical spectrum calculation routines.
hj462
- Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc. Based chebyshev underwater acoustic signal analysis, Use matlab intelligent predictive control algorithm.
dd247
- Calculation multifractal detrended fluctuation analysis matlab program, Correlation diagram shown in detail the time domain and frequency domain, Synthetic Aperture Radar (SAR) imaging simulation target.
dv167
- Using matlab written narrowband noise occurs, ECG data and includes source code written in MATLAB, Correlation diagram shown in detail the time domain and frequency domain.
xjyst
- A one-dimensional transfer matrix method to calculate the phonon crystal structure, There are cycle detection, periodic testing, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc.
2885
- Correlation diagram shown in detail the time domain and frequency domain, Analog data analysis processing, BP neural network function fitting and pattern recognition.
Copie de Rapport du
- the classification of cardiac signals, the methods described in the literature to classify S1 and S2, are based on temporal criteria (duration of systole and diastole) which will no longer be valid in several pathological cases such as tachycardia st
z变换和系统频域特性
- 基于matlab的z变换和系统频域特性的数字信号处理教程和编码。(The teaching program and coding of digital signal processing based on matlab's Z-transform and system's frequency domain characteristics.)