搜索资源列表
DSP程序组
- 包括iir,fir,功率谱,复倒谱等-including IIR, fir, power spectrum, such as Cepstrum
升余弦滚降系统的眼图和功率谱
- 升余弦滚降系统的眼图和功率谱,滚降系数为0.5.发送码元取值为0、2.-Raised Cosine the eye and power spectrum, roll-off factor of 0.5. This code value for 0,2 billion.
2ASK的调制与解调及其功率谱的接收
- 2ASK的调制与解调及其功率谱的接收-2ASK modulation and demodulation and the power spectrum receiver
用Welch法进行功率谱估计
- 考虑L的三个不同值:L=256(3个数据段),L=128(7个数据段)和L=64(15个数据段)。各自的谱估计图如上图所示。可以明显的看到,加窗明显的减小了频谱上的假谱峰,但也更加进一步平滑了谱峰。所以,对于L=64的情况,在ω=0.8π的谱线可以很确定的辨认,但是那两个靠近的谱峰不容易区分。对于L=128的情况,这种情况提供了在分离和检测间最好的均衡。当然,对于在L=256时的情况,效果是更好的,能够从谱估计图上明显的分辨出三条谱线的
随机信号功率谱分析
- 理解随机信号功率谱分析原理和方法。 (1) 生成信号,被淹没在在噪声中; (2) 试用周期图法估计信号的功率谱; (3) 选用不同窗,使用修正周期图法估计信号的功率谱; (4) 对一段语音信号,使用LD算法估计其功率谱; (5) 详细列出功率谱估计的步骤和原理。 -understanding of random signal power spectrum analysis principles and
图8-6-2随机信号不同取样长度时的功率谱估计0928f
- 随机信号不同取样长度时的功率谱估计,matlab实现,用于数字信号处理-random sampling signal different lengths of power spectral estimation, Matlab achieve for digital signal processing
松斋 经典功率谱估计
- 接法又称周期图法,它是把随机序列x(n)的N个观测数据视为一能量有限的序列,直接计算x(n)的离散傅立叶变换,得X(k),然后再取其幅值的平方,并除以N,作为序列x(n)真实功率谱的估计。 -Connection also known as cycle map, it is random sequence x (n) N observational data as a sequence of limited energy, dire
Matlab仿真1.1_shenchao
- 经典功率谱估计的matlab仿真。利用的是直接法-classic power spectrum estimation of Matlab simulation. The use of the direct method
MATLAB
- 从介绍功率谱的估计的理论基础入手,分析经典谱估计和现代谱估计,以及在Matlab中的实现方法。-Introduced the power spectrum from the estimated theoretical basics, analysis of classic and modern spectral estimation spectral estimation, as well as the realization of M
MATLAB
- 基于matlab的功率谱分析以及短时傅立叶变换-Matlab based on the power spectrum analysis as well as the short-time Fourier transform
用matlab做经典功率谱估计
- 用matlab做经典功率谱估计,文件包含程序直接法、间接法、Bartlett法、Welch法(PSD using MATLAB, including direct method, indirect method,Bartlett method, and Welch method)
功率谱分析
- 通过MATLAB的平台,用直接法、间接法估计随机信号的功率谱,并绘图比较波形。(The power spectrum of random signal is estimated by direct method and indirect method through MATLAB platform, and the waveform is plotted and compared.)
matlab 功率谱估计
- 计算时间序列,尤其是观测数据中的变量的功率谱估计的例子,直接修改输入数据即可使用。(An example of computing power spectrum estimation of time series, especially the variables in observation data, can be used directly to modify the input data.)
4.2.4计算单极性矩形波形数字基带信号的功率谱
- 用matlab计算单极性矩形波形数字基带信号的功率谱,程序完善,结果与理论值非常接近(The power spectrum of the unipolar rectangular waveform digital baseband signal is calculated by MATLAB. The program is perfect, and the result is very close to the theoretical
短时功率谱密度
- 语音信号是一个非平稳时变的信号,所以用计算稳态信号的方法计算功率谱密度函数没有太大意义,看不出信号的动态变化,"gonglvpu"给出计算短时功率谱密度函数(Speech signal is a non-stationary time-varying signal, so it is not very meaningful to calculate the power spectral density functio
功率谱分析Matlab程序
- 功率谱密度matlab实现,非常实用,适合计算 和分析使用(Implementation of power spectral density matlab)
功率谱双谱计算
- 基于matlab,计算信号功率谱,调用了高阶谱分析工具箱的函数 bispecd 和 bispeci计算信号的双谱(Calculate signal power spectrum and bispectrum based on matlab)
功率谱
- 利用matlab生成了德国、中国高低不平顺功率谱。(The high and low order power spectra of Germany and China were generated by matlab.)
Winger-Ville分布和短时三维功率谱阵
- Winger-Ville分布和短时三维功率谱阵,相关matlab算法及代码(Winger Ville distribution and short-time three-dimensional power spectrum array)
频谱_功率谱
- 求取信号的频谱 还有功率谱,matlab代码(The spectrum of the signal and the power spectrum)