搜索资源列表
MATLAb
- DSP信号处理，频谱分析，DFT性质的演示，包括实指数序列，复指数序列-DSP signal processing, spectrum analysis, DFT nature demonstrations, including the actual index series, complex exponential sequence
FSKxinhaochafenxitong
- FSK差分检波系统仿真的课程设计 本课程设计主要利用MATLAB集成环境下的Simulink仿真平台，设计一个FSK信号差分检波系统。观察FSK调制前后的信号波形,并对调制前后信号的频谱进行分析,再以调制信号为输入，构建差分检波解调系统电路，观察解调前后的信号波形，并对解调前后信号的频谱进行分析。加入噪声分析通过三种不同信道FSK信号差分检波系统接受信号的性能。仿真结果，基本达到课程设计要求。-FSK differential detection system simulation of
oscillator
- 音效卡频谱分析，示波器，带有很多的使用功能，能实时捕捉和显示震幅很小的波形-Sound card spectrum analyzer, oscilloscope, with the use of many functions in real-time capture and display a small amplitude waveform
kzhouqilvbo
- 提出用照相缩微法制作一个小孔距对称双圆孔作为待测透镜傅里叶变换输入函数,利 用其傅里叶变换频谱面上的干涉条纹间距的测量值计算透镜焦距。该法装置简单,调节方便,测 量精度较高。分析了测量原理和测量误差,并给出了与理论分析相符的结果。 -Proposed method microfilm camera, a small hole as a Distance symmetric double Fourier transform lens under test input function,
yuyinluzhiyuchili
- 1.录制一段自己的语音信号，并对录制的信号进行采样； 2.画出采样后的语音信号的时域波形和频谱图； 3.给定滤波器的性能指标，采用窗函数法和双线性变换法设计滤波器， 并划出滤波器的频域响应； 4.用该滤波器对采集的信号进行滤波，画出滤波后信号的时域波形和频谱， 并对滤波前后的信号进行对比，分析信号的变化； 5.回放语音信号； 6.设计一个信号处理系统界面-1. Recorded their own voice for some signal, and
pinpu
- 关于用MATLAB设计对信号进行频谱分析和滤波处理的程序。-With regard to design using MATLAB signal processing spectral analysis and filtering procedures.
ARM
- ARM嵌入式常用模块的原理图和源码，原理图是protel的。-ARM Embedded modules commonly used schematic and source code, is a schematic of Protel.
specdisp
- 自己写的利用FFT变换实现的声音频谱分析函数，支持多声道wav，可以对FFT变换点数、时间分辨率、频率分辨率、显示方式进行定制-Wrote it myself using FFT transform the voice spectrum analysis function, support multi-channel wav, can transform FFT points, time resolution, frequency resolution, and display customiz
1
- 采集一段音乐信号，绘制波形并观察其频谱.doc-Acquisition section of the music signal, waveform drawing and observing its spectrum. Doc
sample
- 信号处理中的抽样定理以及信号恢复，并对信号进行频谱分析-Signal processing signal sampling theorem, as well as the restoration of the signal spectrum analysis
specal_alalisy
- 应用傅里叶变换DFT，分析各种离散信号x(k)的频谱。 1.1离散周期信号 -Application of Fourier Transform DFT, analysis of discrete signal x (k) spectrum. 1.1 discrete periodic signal
XiaoSpectra30M
- 这是自己写得一个求GOLD码的一个matlab 的源程序！如果没有输入，缺省值为8位的码，最后可以看到频谱！-This is GOLD for their written a matlab code to a source! If there is no input, default values for the 8-bit code, the final spectrum can be seen!
chapter051
- 频域采样重建序列和原序列的时域波形，原始频谱与补零频谱的比较等-Frequency-domain sample sequence and the reconstruction of the original sequence of time-domain waveform, the original spectrum with zero spectrum comparison
chapter052
- Blackman窗分析频谱，周期信号的截断，不同采样方式周期信号的频谱，信号序列的过零点查找与二次采样-Blackman window analysis of the spectrum, periodic signal truncation, different sampling methods periodic signal spectrum, the signal sequence of zero-crossing point search and the second sampling
fbh
- 使用FFT分析方波信号的频谱，讨论采样点数、采样频率对谱分辨率的影响。对数据叠加白噪声后再次分析实验结果。-Square-wave signal using the FFT spectrum analysis to discuss the sampling points, the sampling frequency of the impact of spectral resolution. White noise superimposed on the data after analysis
sjb
- 使用FFT分析三角波信号的频谱，讨论采样点数、采样频率对谱分辨率的影响。对数据叠加白噪声后再次分析实验结果。-FFT analysis of the use of the triangular wave signal spectrum to discuss the sampling points, the sampling frequency of the impact of spectral resolution. White noise superimposed on the data af
Boll_SS
- Boll的语音频谱相减法来抑制噪声。附有程序和Boll:Suppression of Aoustic Noise in Speech using Spectral Substraction一文。-Boll voice spectrum subtraction to suppress noise. With the procedures and Boll: Suppression of Aoustic Noise in Speech using Spectral Substraction arti
SSpara
- 利用B.Sim提出的广义频谱相减法估算的语音增强法，附有相应程序和文献。-B. Sim made use of the broad spectrum subtraction estimate Speech Enhancement Act, with the corresponding procedures and documentation.
fft2d
- 数字图像的傅里叶变换包括旋转平移后的原图及其频谱图。显示用的是三维坐标-Digital image, including the Fourier transform of the image after rotation and translation spectrum Fig. Show that using a three-dimensional coordinates
subbandspectralentropy
- 基于子带频谱墒的语音端点检测程序,程序思路清晰易懂-Based on the sub-band spectrum entropy Speech Endpoint Detection procedures, procedures clear and understandable