搜索资源列表
fft4096_Cube8
- 在4096种颜色的888光立方上面使用fft算法，实现了音乐频谱的动画显示-Use fft algorithm in 4096 colors of light cube 888 above, to achieve the musical spectrum animation
brjddmir
- 基于kaiser窗的双谱线插值FFT谐波分析，直线阵采用切比学夫加权控制主旁瓣比，主同步信号PSS在时域上的相关仿真，对信号进行频谱分析及滤波，虚拟力的无线传感网络覆盖，含噪脉冲信号进行相关检测。- Dual-line interpolation FFT harmonic analysis kaiser windows, Linear array using cut than learning laid upon the right control of the main sidelobe ra
peixun
- 基于快速傅里叶变换(FFT）的现代频谱分析仪，通过傅里叶运算将被测信号分解成分立的频率分量，达到与传统频谱分析仪同样的结果。这种新型的频谱分析仪采用数字方法直接由模拟/数字转换器（ADC）对输入信号取样,再经FFT处理后获得频谱分布图。-Fast Fourier Transform (FFT) spectrum analyzer modern, frequency components of the signal by the Fourier decomposition component op
fftspectrum
- 基于FFT的频谱分析程序，包含感应电机定子电流数据，可直接运行-FFT based spectrum analysis program, including the induction motor stator current data, can be directly run
ADC_fft
- 双ADC带DMA输入，FFT转换，双DAC带DMA输出。采样率可调。频谱可以显示在LCD上面-Dual ADC with DMA input, FFT conversion, dual-output DAC with DMA. The sampling rate is adjustable. Spectrum can be displayed on the top LCD
50HZsinwave
- 在CCS中用汇编编程，利用泰勒级数展开实现50hz正弦波，以10khz采样率采样，并产生1000个点，利用MATLAB进行FFT变换查看频谱。-Assembler programming with CCS, using Taylor series expansion to achieve 50hz sine wave to 10khz sampling rates, and generate 1000 points, using MATLAB FFT transform spectrum vie
600HZsinwave
- 在CCS中用汇编编程，利用泰勒级数展开实现600hz正弦波，以10khz采样率采样，并产生1000个点，利用MATLAB进行FFT变换查看频谱。-Assembler programming with CCS, using Taylor series expansion to achieve 600hz sine wave to 10khz sampling rates, and generate 1000 points, using MATLAB FFT transform spectrum v
2500HZsinwave
- 利用泰勒级数展开实现2500hz正弦波，以10khz采样率采样，并产生1000个点，利用MATLAB进行FFT变换查看频谱。汇编编程。-Taylor series expansion to achieve 2500hz sine wave to 10khz sampling rates, and generate 1000 points, using MATLAB FFT transform spectrum view. Assembler programming.
4500HZsinwave
- 利用泰勒级数展开实现4500hz正弦波，以10khz采样率采样，并产生1000个点，利用MATLAB进行FFT变换查看频谱。汇编编程。-Taylor series expansion to achieve 4500hz sine wave to 10khz sampling rates, and generate 1000 points, using MATLAB FFT transform spectrum view. Assembler programming.
chirp-audiorecorder
- MATLAB中，chirp扫频产生声音信号，播放同时启动audiorecorder录音，之后对录音做FFT变换并分析其频谱-In MATLAB, chirp sweep signal generating sound, while playing audiorecorder start recording, then do the FFT for recording and analyzing the spectrum
Untitled5
- 进行FFT变换并做频谱图,求均方根谱,求功率谱,求对数谱,用IFFT恢复原始信号-FFT transform and make spectrum, seeking RMS spectrum, power spectrum demand, the logarithms of the spectrum, to restore the original signal with IFFT
libogg
- 首先对输入音频PCM信号进行时频分析，决定MDCT的长度，即加窗，然后进行MDCT变换；同时对原始音频信号要进行FFT分析。两种变换的频谱系输入给心理声学模型单元，MDCT系数用于噪声掩蔽计算，H可结果用于音调掩蔽特性计算，共同构造总的掩蔽曲线。然后根据MDCT系数及掩蔽曲线，对频谱系数进行线性预测分析用LPC(Linear Prediction Coefficience，线性预测系数)表示频谱包络，即基底曲线(Floor Curve)；或通过线性分段逼近方式获得基底曲线。从MDCT系数中去掉
jiachuangchazhiFFT
- 为了抑制频谱泄露和栅栏效应，对FFT加hanning窗并采用双谱线插值的方法提高算法精确度-In order to suppress the spectrum leakage and fence effect of FFT plus hanning window and double line interpolation method improves the accuracy of the algorithm
cepstrum_computation
- 比较两个不同的倒频谱分析方法的一个有限的时间框架的言论,即基于fft算法的传统方法(与框架展开复杂的倒频谱),和一个分析方法基于求解有限阶分子多项式的根的倒频谱和直接计算多项式根的位置。-This MATLAB exercise compares two different methods of cepstrum analysis of a finite duration frame of speech, namely the conventional method based on FFTs
image-processing-
- 快速傅立叶变换（FFT），并显示傅立叶频谱。描述傅立叶频谱是从在该函数创建的图像获得的外观。-Fast Fourier Transform (FFT), and displays the Fourier spectrum. Describe the appearance of the Fourier spectrum is obtained the image created by the function.
UDP_Chat---Voice
- VS2010开发，通过网络UDP实时语音对讲，同时显示声音频谱，界面上可以设置IP地址音频采集参数，音频部分用windows音频底层API，频谱显示使用的FFT函数及Teechart绘图，使用时需要安装Teechart2012-VS2010 development, through the network UDP real-time voice intercom, also shows the sound spectrum, you can set the IP address of the a
fft_stm32
- stm32单片机快速傅里叶变换fft算法，调试通过，可以做频谱显示。-stm32 SCM fft fast Fourier transform algorithm, debugging through, you can do spectrum display.
FFTup
- FFT的实践及频谱分析，利用正弦波、白噪声、矩形波来进行验证。-Practice and FFT spectrum analysis, a sine wave, white noise, a rectangular wave for authentication.
qaopui
- ofdm系统仿真 含16qam调制 fft 加窗 加cp等模块，语音信号的采集与处理，数字信号处理课设，对信号进行频谱分析及滤波。- ofdm system simulation including 16qam modulation fft windowing modules plus cp, Acquisition and Processing of the speech signal, digital signal processing class-based, The signal spe
wavelet
- 小波变换运用于频谱分析，并且与传统FFT变换的频谱进行比较-Wavelet transform used in spectrum analysis, and with the traditional FFT, comparing the spectrum