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function
- 这是matlab中的一些有用并且常见的原代码,希望有用。
ecef2eci.rar
- 此matlab函数可以在ECEF和ECI坐标之中转换地点和速率信息。,This matlab function ECEF and ECI can convert the coordinates of the location and rate information.
matlab程序实现信号的调制与解调功能
- matlab程序实现信号的调制与解调功能,效果良好,已能成功运行。-Matlab signal of modulation and demodulation function, the effect is good, can already successful operation.
remez.rar
- remez函数设计FIR低通滤波器 设计滤波器,使逼近低通滤波特性 。 要求通带波纹 ,阻带衰减 ,并用最小阶数实现。绘出设计的FIR数字滤波幅频特性曲线。 ,remez function design FIR filter low-pass filter designed to approximate the low-pass filter characteristics. Requirements of passband ripple, stopband attenuation, an
2
- 2. 关于无线信道的多普勒谱,请回答以下问题: (1) 在某些无线信道中,多普勒频移会引起无线信道输出信号的混叠。请描述产生混叠的各种原因; (2) 无线信道中的多普勒谱有一种经典谱(classic spectrum),请解释产生这种谱形状的机理; (3) 请用Simulink工具编写代码(S-Function方式),产生一单径瑞利信道,其多普勒谱为经典谱,其中移动速率为120km/h。并请回答:证明自己用计算机产生的经典谱是正确的可能方法。 -On the wireless c
xiaobobaoyiweiquzao
- matlab小波包工具箱的使用来分析信号,实现了一维去噪声的功能,恢复出了原始信号-wavelet packet Matlab toolbox used to analyze signals and realized the noise to a peacekeeping function, restoration of the original signal out
matlab_BOC
- 关于GPS中BOC信号的产生,功率谱密度仿真,自相关函数以及与C/A码的互相关仿真程序。能够有效的对BOC信号的特性进行分析-On the GPS in the BOC signal generation, power spectral density simulation, the autocorrelation function as well as with the C/A code cross-correlation simulation program. Of the BOC can
fir
- 用各种窗函数设计FIR数字滤波器。 分别用矩形窗和Hamming窗设计线性相位FIR低通滤波器。要求通带截止频率,单位脉冲响应h(n)的长度N=21,绘出h(n)及其幅频响应特性曲线。 -Window function with a variety of FIR digital filter design. Were rectangular window and Hamming window design of linear phase FIR low-pass filter. Req
matlab_code_glonass
- forming of a signal, GLONASS system, coherent reception, graph autocorrelation, crosscorrelation function, bit-error probability[SNR]
16qam_channel_encode
- 一、 本程序采用16QAM调制方式,对一串2进制信源进行调制,采用(7,4)循环码对信源做信道编码,用升余弦滚降函数进行基带调制,再调到高频信道;在信道上加入高斯白噪声,运用匹配滤波器解调,画出解调星座图,运用最小欧氏距离译码判决,再对信号进行信道解码,画出采用信道编码技术和不采用信道编码技术的误比特率图。-First, this program uses 16QAM modulation mode, for a string of two binary source is modulated,
ook3
- 产生ook,2psk,2fsk信号波形和功率谱函数-Have a ook, 2psk, 2fsk signal waveforms and power spectral function
fcm1
- function [U,V,num_it]=fcm(U0,X) % MATLAB (Version 4.1) Source Code (Routine fcm was written by Richard J. % Hathaway on June 21, 1994.) The fuzzification constant % m = 2, and the stopping criterion for successive partitions is epsi
dsp-eg-filter
- malab滤波器设计示例,其中包括IIR基本示例,IIR高级示例和窗函数设计FIR滤波器-malab filter design examples, including examples of IIR basic, IIR High sample and window function design FIR filters
mohu
- 这是与模糊函数相关的源代码,里面有仿真图。-This is the ambiguity function associated with the source code, there are simulation map.
2008_5
- 在三条径的瑞利信道中,对于直接序列扩频: (1) 请设计DS-CDMA一种具体的码分导引辅助的信道估计方法,接收机分别采用等均益合并、最大比合并。用Simulink进行仿真,测量BPSK的误码率性能,画出比特信噪比与信道估计均方误差的关系曲线,画出比特信噪比与误码率的关系曲线,请解释在误码率为0.01时,两种合并方式所表现的不同的物理意义。 (2) 设频率已经同步,请设计DS-CDMA一种具体的单停顿滑动相关时间同步方法,用Simulink进行仿真(自己编写代码S-Function
xiangganhanshu
- 滤波器输入和输出的相干函数与互不相干函数的比较。-Filter input and output of the coherence function with separate function comparison.
sparsebays
- 实现稀疏贝叶斯模型的一个有效的学习算法的matlab函数包-Sparse Bayesian models to achieve an effective learning algorithm matlab function package
matlab代码
- LM 算法最小二乘法的概念,最小二乘法要关心的是对应的cost function是线性还是非线性函数,不同的方法计算效率如何,要不要求逆,矩阵的维数。(The concept of the least square method of the lm algorithm, the least square method should be concerned whether the corresponding cost function is a linear or nonlinear funct
matlab数字时钟
- matlab数字时钟,设计一个能显示日期、小时、分钟、秒的数字电子钟,并具有整点报时的功能。 由晶振电路产生1HZ标准的信号。分、秒为六十进制计数器,时为二十四进制计数器。 可手动校正时、分时间和日期值。(Matlab digital clock, the design of a display date, hour, minute, second digital electronic clock, and with the whole point timekeeping function. T
helperMIMOTxSetup
- matlab function for equalization