搜索资源列表
uwbbpsk
- 用matlab编辑的关于超宽带通信的BPSK调制的误码率分析,系统仿真时加入高斯白噪声,仿真结果给出了时域和频域图-BER analysis of the ultra wide bank BPSK communication channel with AWGN, time and spectrum figures are given in the end.
uwbppm
- 经PPM调制的超宽带信号经高斯白噪声信道的系统仿真,给出了时域和频域图-After the PPM modulation ultra-wide band signal after the Gauss white noise channel system simulation,and give the time domain and the frequency range chart!
ofdm_trans_recep_2D
- 基于DVB-T的二维插值信道估计和均衡。 在时域和频域对DVB传输码流进行信道估计和均衡。-based on the DVB-T's two-dimensional interpolation channel estimation and balanced. In the time domain and frequency domain for DVB transport stream for channel estimat
DiSturb_Code
- Matlab加扰解扰仿真系统,可以观察加解扰前后信号的时域和频域波形,有助于理解扰码的概念和解扰的过程-scrambling and de-scrambling Matlab simulation system can be observed around Deinterference signals in time domain and frequency domain waveforms scrambler help underst
UWB_Analysis
- 对uwb的ppm调制的时域和频域进行分析,画出它的图形-ppm of UWB modulation of the time domain and frequency domain analysis, to give its graphics
UWB_BPSK_Analysis
- uwb的BPSK调制进行时域和频域的分析,并画出时域和频域图形-UWB BPSK modulation in time domain and frequency domain analysis and paint time domain and frequency domain graph
图11-2-6DOG小波时域和频域波形
- 用matlab观察DOG小波时域和频域波形-using Matlab observation DOG wavelet time domain and frequency domain waveform
tftb-0[1].1
- 这是一个用matlab语言编写的小波变换的程序,是时频分析的一种,可以在时域和频域内对信号进行分析。-using Matlab language of the wavelet transform procedure is time-frequency analysis of a kind in the time domain and frequency domain analysis of the signal.
TimefrequencyAnalysis
- 2008最新matlab时频分析中用到的几乎所有函数的源代码及其基本用法。如调幅调频函数及其用法,常用噪声产生函数,尺度变换函数,信号时域和频域处理函数,cohen类双线性时频处理函数用法等等,希望对大家有帮助!-2008, the latest time-frequency analysis matlab used in almost all the function
Cut-of_effect
- 截断效应,演示对直流信号进行截断后,信号频谱的变化,在演示程序中,图形的计算是由已知的时域和频域表达式计算。-Truncation effect, demonstration of the DC signals are cut off, the signal spectrum changes in the presentation program, graphics is calculated from the known time d
c
- 在综合描述声发射信号特点和小波殳换基本原理的基础上,结合实例介绍同时在时域 和频域具有局部分析能力的信号处理方法--小波变换在声发射信号的特征提取、时频分析和噪声去除等方面的应用。-Described in the integrated acoustic emission signal characteristics and the basic principles of wavelet Shu-for on the basis o
record111111
- 该代码可以录音,并且保存,能显示出时域和频域的波形,还能计算出信噪比。-The code can be recorded and preserved, to show that time domain and frequency domain waveforms, but also calculate the signal to noise ratio.
DSP
- 通过实验仿真,从输入信号和输出信号的时域和频域曲线可看出在DSP 上实现的FIR滤波器能完成预定的滤波任务。-Through experimental simulation, from the input signal and output signals in time domain and frequency domain curve can be seen in the DSP to achieve the FIR filter
ASK-FSK-BPSK
- 这些可以实现信号调制,比如fsk,bpsk,ask,eqpsk,ook等,并画出相应的时域和频域波形,非常实用的源码。-These can be achieved signal modulation, such as fsk, bpsk, ask, eqpsk, ook, etc., and draw the appropriate time and frequency domain waveforms, a very useful s
Matlab
- 选择三个不同频段的信号对其进行频谱分析,根据信号的频谱特征设计三个不同的数字滤波器,将三路信号合成一路信号,分析合成信号的时域和频域特点,然后将合成信号分别通过设计好的三个数字滤波器,分离出原来的三路信号,分析得到的三路信号的时域波形和频谱,与原始信号进行比较,说明频分复用的特点。-Choice of three different signal-band spectral analysis carried out, according
CDMA-2USER
- 二用户CDMA系统,信道为加性高斯信道,使用BPSK调制,15位M序列扩频,可以正确解扩解调。 输出为2用户的基带信号、扩频信号、PSK调制信号、解调信号的时域和频域特性,给出两个用户分别的误码率。 -Second, the user CDMA system, channel for the additive Gaussian channel, using BPSK modulation, 15 M Sequence Spread
discrete_time
- 使用matlab对离散时间信号进行时域和频域分析-Using matlab to the discrete-time signals in time domain and frequency domain analysis
时域和频域同步捕获
- BPSK时域和频域同步捕获,包含时域和频域同步序列的产生,在高斯信道和瑞利信道下的性能情况(BPSK time domain and frequency domain synchronization acquisition, including time domain and frequency domain synchronization sequence generation, performance in the Gauss ch
语音信号加噪和降噪处理
- 语音是人类交换信息的有效渠道之一,也是我们日常生活交流的主要形式。 语音与当今科学技术的快速发展息息相关,特别是计算机中的语音交互技术,通 过对语音信号进行采集和处理,实现人与人之间有效信息的传输、获取以及存储。 基于 MATALAB 的语音信号去噪设计,对噪声信号进行有效地滤除,将降噪后的语音信号与原始 信号在时域和频域进行对比分析,计算出信噪比,并在 MATLAB 中设计 GUI 仿 真界面进行展示.(Speech is one o
时域频域29个特征提取
- 利用matlab提取出频域和时域信号的29个特征,主运行文件feature_extraction,fre_statistical_compute和time_statistical_compute分别提取频域和时域的特征,生成的29个特征保存在生成的feature矩阵中。(Using MATLAB to extract 29 features of frequency-domain and time-domain signals, the