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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
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Gold 码的自相关序列的生成器以及自相关序列的特性图方面的仿真-the auto-relation sequence generator of the Gold code
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3种pn序列的产生代码,包括:m序列,gold序列,混沌序列。-Three kinds of pn sequences generated code, including: m sequence, gold sequences, chaotic sequences.
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pn sequence generator is a very good application in matlab
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该程序仿真了混沌序列与传统pn序列的扩频系统误码性能。-Simulation of the process of chaotic sequence with the traditional pn sequence spread spectrum system BER.
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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)
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基于PN序列的数字直放站中回波抵消matlab实现代码,信号源采用OFDM调制信号,并有详细的注释说明,可以供大家参考借鉴-Digital repeater stations based on PN sequence in echo offset matlab code, signal source using OFDM modulation signal, and a detailed annotation, can for your reference
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This file have matlab codes for pn sequence generation, modelling of rayleigh channel etc-This file have matlab codes for pn sequence generation, modelling of rayleigh channel etc...
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该代码主要是数字域校准办法_PN注入校准(For a simple two step converter, a psudo-random sequence can be injected into the sub-ADC and correlated with the digital output to determine radix errors. See Li and Moon, TCAS II, Sept 2003 or Keane, TCAS I, Jan 2005 for more i
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PN Coarse accusation matlab code
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CAZAC序列 PN序列介绍 检测算法 以及源代码(the introduction of CAZAC sequence,PN sequence ;
detection algorithm of CAZAC sequence,PN sequence;
and source codes for matlab simulation.)
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