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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 c
mypn
- 产生PN码的源程序. 没有解压密码. 希望多提意见哦.-have PN code of the source. No extract passwords. Oh hope to speak up.
Pn9
- 用汇编语言实现的PN码,长度为9。。只需要8个cycle就可以出32bit。。效率很高。。和大家一起共享:)-using assembly language to achieve the PN code, the length of nine. . Only eight cycle will be 32 bit. . High efficiency. . And together we share :)
PN_MSRG_SEQUENCE
- 用DSP实现PN码,用汇编语言编程实现,-with DSP PN code, assembly language programming,
PN_SSRG
- 用DSP5410实现PN码,汇编语言编程-with DSP5410 achieve PN code, assembly language programming
matlabtttt
- 直接序列扩频通信系统误码率的仿真分析PN码同步方法的比较与仿真-direct sequence spread spectrum communication system BER simulation analysis PN code synchronization method of comparison and Simulation
CA_GEN
- 这是GPS接收机,基带处理模块中CA码产生模块设计代码,用于码跟踪环。代码设计巧妙,采用了后台机配合的方式,可以灵活产生各卫星的PN码,节约了触发器资源-This is the GPS receiver, Baseband Processing Module CA code generator module design code for the code tracking loop. Code so cleverly designed
dsnonoise
- 直接序列扩频系统是在发端直接用具有高码率的扩频编码去扩展信号的频谱,而在收端用相同的扩频编码进行解扩使扩频信号还原为原始信号的一种扩频方式。直接序列系统中用的编码序列通常是伪随机序列或叫伪噪声(PN)码。要传送的信息经数字化后变成二元数字序列,它和伪随机序列模二相加(或相乘)后变成复合码去调制载波。在直接序列系统中通常对载波进行二进制相移键控调制(BPSK)。当扩频调制后由天线发射出去,在接收机中要有一个和发射机中的伪随机码同步的本地码
adaptive mmse space-time multiuser detection algor
- adaptive mmse space-time multiuser detection algorithm.m是自适应MMSE空时多用户检测算法 dec multiuser.m是空时解相关多用户检测算法 cd multiuser.m是空时匹配滤波器 ber.m是误码率计算 conver.m是空时PN码产生文件-adaptive space-time multiuser detec tion is algorithm.m MMSE sp
cPN_gen
- PN码生成程序,可以生成L1波段的GOLD扩频码.修改抽头位置可以改变其对应的卫星号.-PN code generation process, generate L1 band GOLD spreading codes. Tap changes its location can be changed, the corresponding satellite.
kuoping
- 扩频通信中的捕获问题,用GOLD码进行扩频, PN码相位捕获,利用捕获的相位,接收机产生偏移的GOLD码,进行解扩和误码率计算-Capture the problem in spread spectrum communication, spread spectrum codes with GOLD, PN code phase acquisition, the use of capture phase, the receiver gen
PN-code-accurate-location-method
- 基于最小二乘法实现精确到采样点间的准确定时,性能远远高于双程测距方法实现的测距与定时。仿真表明此方法对于抗噪声和频偏具有很好的作用。代码联系我:wo.lmy@163.com-Based on least square method to achieve precise sampling points of accurate timing between, performance is much higher than the round
PN_sequence_code_generation
- Generation of PN sequence code
PN
- 非周期直接序列扩频信号PN码盲估计,利用了子空间跟踪算法。-Aperiodic direct sequence spread spectrum signal blind estimation of PN code using a subspace tracking algorithm.
code
- 直接序列扩频通信(主要包括BPSK调制和BPSK解调以及PN码的产生)-Direct sequence spread spectrum communication (including BPSK BPSK modulation and demodulation, and the PN code generation)
Pseudo--Random-Code-Delay
- 利用扩展卡尔曼算法( EKF)对高动态直接扩频信号的载波相位和频率进行了估计,并利用载波辅助技术测量载波相位的变化值来 校正伪码延时环,减小多普勒频移对伪码延时的影响,得到了精确的延时估计值,提 高了伪码延时锁定环的动态跟踪性能.-The PN delay loop is adjusted through measuring the varied value of carrier phase with carrier aidin
PN-GEN
- 可以产生各种PN码数据文件的程序,一共可以产生PN5 PN9 PN11 PN15 PN23五种数据类型-Can produce a variety of PN code data file program, you can produce a total of PN5 PN9 PN11 PN15 PN23 five data types
pn
- pn码生成,采用移位寄存器的方式,对初始状态进行了遍历-PN code generation, the use of shift register,The initial state is traversed.
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 ca code
- PN Coarse accusation matlab code