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通信MATLAB代码
- 压缩文件夹中包含二十几个MATLAB编写的仿真程序,包括GMSK信号的调制仿真,PN码生成,FIR滤波器的设计,GOLD序列的生成等等,另外还有许多经典的滤波器变换的小程序-compressed file folder containing 20 prepared by several MATLAB simulation program, including GMSK modulation signal simulation, PN code generation, FIR filter des
pn.m
- matlab中的pn码仿真 PN码的仿真实验 pn码在通信系统中占据了重要的位置,在即将到来的3G通信中比较重要-the pn Matlab simulation code PN code simulation pn code in communications systems occupy an important location in the upcoming three G communications more important
PN码产生1
- MATLAB的源程序,包括产生随机传输数据data的子程序,eject_seq发射序列子程序,BPSK调制序列产生子程序,产生pn1序列的子程序,利用积分法实现BPSK解调,均衡pn1序列的子程序.-MATLAB source, including random data transmission of data subroutine, eject_seq launch sequence subroutine, BPSK modulation sequence generated subrout
m_PN.rar
- 伪随机码或称PN码,是扩频通信中不可缺少的一种序列。扩频通信,简单的说来就是通过一组相关性很强的伪随机序列,使原有的信号按照伪随机序列的特性出现。从波形上看,原有信号完全淹没于随机的噪声中,达到隐藏信号和抗干扰的目的。接受方只要有相同的伪随机序列,就可以通过伪随机序列很强的相关性将信号还原出来。而m序列,是扩频系统中最长用的伪随机序列。下面的代码就是基于matlab的生成m序列的代码,通过改变初始多项式的值,就可以生成不同阶数的m序列。,Pseudo-random code or PN code
PNcodeacquisition
- 基于matlab采用匹配滤波器实现的PN码捕获与跟踪,对学习PN码捕获的朋友很有帮助-Matlab using matched filter based on the PN code acquisition and tracking, PN code acquisition in learning helpful friend
DSSS
- 设计一个有干扰的直接序列扩频通信系统, PN码由m序列产生器产生,经过高斯白噪声信道。在接收端接收到的信号包括“有用信号+高斯白噪声+干扰”,将接收信号进行解扩,判决,得到用户的信号检测结果,绘制不同的扩频增益(增益值为10,30,50)下,误比特率随信噪比Eb/N0的变化曲线。-Design of a direct sequence spread spectrum interference system, PN code generated by the m sequence generato
Spread_Spectrumrar
- 扩频通信系统,包括直接序列扩频,PN序列产生,以及调频扩频-Spread spectrum communication system, including direct sequence spread spectrum, PN sequence generation, as well as spread spectrum frequency modulation
pn_sychronization_algorithm
- 此算法是基于PN序列的经典的定时同步算法,能直接出图,望对大家有用-This algorithm is based on the classic PN sequence timing synchronization algorithms, directly out of maps, useful look on the U.S.
PN
- PN sequence generator using matlab
praticals_te
- this program performs pn sequence generation, with the provision to change shift register sequences
PN
- 本程序是对PN序列的自相关性的仿真,希望能对各位有所帮助-This procedure is the autocorrelation of PN sequence simulation, hope you can help
PN_sequence_generation
- 直接序列扩频通信系统建模与仿真 PN码序列产生代码(matlab)-PN code sequence generated code (matlab)
PN_sequences1_final
- PN code generation for any length of generator polynomial
matlab_watermark
- 本文算法是将24 位真彩图的亮度分量分块 DCT ,然后利用DCT 量化系数的奇偶特性嵌入8 位灰度水印图,并通过PN 序列加密来保证水印的 安全性。算法中,将灰度图像转换为二进制数据 流,置乱后扩频调制,隐藏在宿主DCT 系数量化值 中,提取时不需要宿主信号,实现水印信号的盲提 取。-This algorithm is 24-bit true color pictures of the luminance component of block DCT, quantiza
matlab-pn
- 利用 Poisson 方程求解热平衡下 PN结的电势分布 -Poisson matlab PN
PN_sequence_code_generation
- Generation of PN sequence code
PN码在BPSK调制下基带和频带的同步
- PN码在BPSK调制下基带和频带的同步,包括带通滤波,低通滤波,pn码产生(PN code in BPSK modulation baseband and frequency band synchronization, including band-pass filtering, low-pass filtering, PN code generation)
PN码同步仿真实验
- 基于matlab的PN码的同步仿真,包含详细代码,可以直接运行(Matlab based PN code synchronization simulation, including detailed code, can run directly)
pn ca code
- PN Coarse accusation matlab code
matlab
- pn结模拟:一维PN结的模拟 ,有限元法 结合耦合法,新手求交流(Pn junction simulation: one-dimensional pn junction simulation, finite element method combined with coupling method, novice for communication)