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FIR.rar
- 本次课程设计是用麦克风采集一段语音信号并对该语音信号进行滤波去噪处理。课程设计平台为MATLAB7.1。设计步骤为:首先采集一段语音信号并观察其频谱,然后设计一个汉明窗FIR滤波器,最后对该信号进行滤波。信号在进行滤波处理后,能够听到滤波后的语音信号和滤波前相比明显的变得清晰,基本达到了设计目的。,The curriculum design is a section of a microphone speech signal acquisition and filtering of the sp
Channel-ofdm
- uwb基础源码,包括uwb信号产生、各种调制方法、信号功率谱密度频谱特性、以及信道仿真等。-uwb basis of source, including uwb signal generator, various modulation methods, the signal power spectral density spectrum, and channel simulation.
spectrum
- 地震勘探中频谱分析程序。注意:1)掌握数据输入、输出基本语句;2)掌握数据补零的编程要求;3)掌握实信号频谱对称性原理。 -Spectrum analysis of seismic exploration program. Note: 1) master data input, output of basic statements 2) master data zeros programming requirements 3) grasp the real signal spectrum
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- 把地理区域分成一个个小区,蜂窝系统在该区域内提供无线覆盖。把可用的频谱分成很多信道,每个小区分配一组信道。使用频分双工(FDD)。在小区间进行频率利用,N个小区构成一个簇,簇间进行频率复用。定义了传播特性(信道参数)以及同频小区的位置。信道的参数包括:小区半径,路径损耗指数,以分贝为单位的对数正态阴影的标准差,基站发射功率级,移动台发射功率级,每个小区的扇区数,扇区化天线的正反向比,要仿真的瞬时位置的组数,同频干扰阈值。-To a geographical area is divided int
_Gaussian_ESD
- 高斯脉冲的频谱分析。近似计算并画出高斯脉冲的前15阶导函数的ESD。-Gaussian pulse spectrum analysis. Approximate Gaussian pulse is calculated and drawn 15 of the first derivative function of ESD.
Simp_Unscented
- 抖动的存在,陀螺输出脉冲数在正负200之间跳动;其频谱表现为在抖动频率处的一个能量非常高(14000)的谱线;500~1000赫兹之间也有40左右的能量,表明陀螺输出存在一定的高频噪-The existence of jitter, gyro output pulses beating in between plus or minus 200 the performance of its spectrum in the frequency jitter of a very high energ
SAN2PC_QEX_Nov2007
- 基于计算机声卡的频谱分析仪屏幕采集程序,可以抓取非程控频谱分析仪的地屏幕显示-Screen capature program basing on PC sound card, enable screen capture for those spectrum analyzer with no GPIB port.
ExplosiveWaveletAnalysis
- 地震勘探中,爆炸质点的位移、速度、加速度及其频谱分析,帮助确定最佳激发方法-Explosive Wavelet Analysis
AR_PROCESS_MATLAB
- 关于AR模型MATLAB程序,同时进行频谱分析-AR model on the MATLAB program, at the same time spectrum analysis
16QAM
- 16QAM因其高频谱利用率而被第三代移动通信增强型技术HSDPA采用。由于Turbo译码需要软信息输入,因此,解调输出需要计算比特软信息(LLR)。本文分析了LLR理论算法并在此基础上导出了简化算法。-16QAM its high spectral efficiency have been enhanced third-generation mobile communication technology HSDPA use. Turbo decoding requires soft inform
radar
- 瑞利分布的气象雷达回波,时频分析,功率谱密度,频谱分布。-Rayleigh distribution of meteorological radar echo time-frequency analysis, power spectral density, spectral distribution.
cpfsk
- CPFSK的仿真,其中包括其调制解调,频谱分析,误码率等等 -CPFSK simulation, including the modulation and demodulation, spectrum analysis, error rate, etc.
discrimation
- 该文针对具有两个相互重叠频率成分的密集频谱 ,分析了两个重叠频率成分在复频域的叠加情况 ,在不增加采样长度的条件下 ,通过向量分解和单频率成分的识别、校正方法 ,推导出其校正公式。-In this paper, with two overlapping frequency components of the dense spectrum of two overlapping frequency components in the frequency domain stacking situati
ssb
- matlab 通信原理 单边带调制信号的产生及其频谱-matlab communication theory and the generation of single sideband modulation signal spectrum
ODOF_VTB1
- 单自由度系统时域响应,以及通过傅里叶变换进行频谱分析,并作出相应的图形-response of system of one degree of freedom
fft
- 快速傅里叶变换,用来作频谱分析,速度比傅里叶变换要快的多!fast fourier transform-fast fourier transform
benchamark_dsa
- 具有简单的频谱分配功能,通过能量检测得到频谱信息,然后分配信道-Distribution function has a simple spectrum, the spectrum information obtained through energy detection, and distribution channel
cognitive-radio.2
- 认知无线的的相关资料,其中包括当前的行业发展现状以及频谱分配办法-some information about cognitive radio
cognitive-radio.3
- 一些关于认知无线电的资料 其中包含认知无线电的现状以及发展和频谱的划分与切换-some information about cognitive radio
nengliang-zhongxin-jiaozhengfa
- 能量重心校正法,进行频谱的幅值修正,算法可以参见谢明、丁康老师的频谱分析文章。-Energy center of gravity correction method, the amplitude correction of the spectrum, spectrum analysis of the algorithm can be found in Xie Ming, DING Kang teacher article.