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dsss
- this code for direct sequence spread spectrum.. where each msg signal is spreaded by pn random sequence-this is code for direct sequence spread spectrum.. where each msg signal is spreaded by pn random sequence
Copy-of-New-Microsoft-Word-Document
- pn-random code generator
Copy-(2)-of-New-Microsoft-Word-Document
- pn random code gerator fast
MDDSSS_Matlaaa
- 直接序列扩频Matlab程序源码 直接序列扩频通信能有效地抵抗来自信道中的窄带干扰。在一个直扩通信系统中，扩频是通过伪噪声序列(PN)对发送的信息数据进行调制来实现的。在在接收端，原伪噪声序列与所收信号的的相关运算可将窄带干扰扩展到DS信号的整个频带，使干扰等效为幅度较低频谱较平坦的噪声；同时，将DS信号解扩，恢复原始信息数据。 可直接使用。 -Direct Sequence Spread Spectrum Matlab program source code direct sequence
1
- 直序列扩频 伪随机码分多种，pn,gold,正交gold-Direct sequence spread spectrum pseudo-random code division multiple, pn, gold, orthogonal gold
f_ENCODER
- CODE DIVISION MULTIPLE ACCESS ENCODER:IT ENCODE THE DATA BY MULTIPLY THE MESSAGE SIGNAL WITH THE NOISE GENERATED BY PN SEQUENCE-CODE DIVISION MULTIPLE ACCESS ENCODER:IT ENCODE THE DATA BY MULTIPLY THE MESSAGE SIGNAL WITH THE NOISE GENERATED BY PN SE
CDMAl
- code division multiple access-message signal, PN sequence signal, spreaded signal, despreaded signal,modulated signal and demodulated signal
sequence
- 三种PN序列自相关性分析，和循环移位互相关分析gold，小m序列，walsh码-Three kinds of PN sequence from the correlation analysis, and rotate the cross-correlation analysis, contants gold, small m sequence, walsh code
ccf-and-acf
- gold code and pn sequce comparision using ccf and acf characterstics
PnGen
- 3G系统中，利用扩频技术来扩频的代码。即为PN码产生器的程序代码。-The code of PN generate for spread spectrum tecnology.
SingularValueDecomposition
- 人脸识别过程中的奇异值分解算法代码，亲测可用，实现步骤为： feature = allFeature(1) //featurenumber=8,16,24,32,48,64,80 [pn,pnewn,t,num_train,num_test] = train_test(feature,num_train) //num_train=1~10 [net] = createBP(pn) //110,tansig,purelin,trainrp,1e-5,8000,0.005
VHDL
- 通信领域里的产生随机PN序列，QPSK调制解调的VHDL代码，适合通信领域的人士使用-Communication in the field of random PN sequence, QPSK modulation and demodulation of the VHDL code, those suitable for use in the field of communications
simupe
- 本程序可生成直接序列扩频中所需的PN伪码m序列和golden序列。-The program can generate the required direct sequence spread spectrum PN sequence and golden pseudo-code sequence .
PN_LMS_ECHOcanceller
- 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
DS_PN_BPSK_AWGN_wumalv
- 采用PN码作为扩频码对信号进行扩频处理，采用BPSK进行调制，在加高斯白噪声的信道中进行传输，解调，误码率等-Using PN codes as spread spectrum code to spread spectrum signal processing, using BPSK modulation, in add white gaussian noise channel transmission, demodulation, bit error rate, etc
616470
- 这是基于小波变换的数字水印代码,在嵌入的水印加上一个pn尾随机序列-This is a digital watermark based on wavelet transform code, plus a pn in the embedded watermark random sequence
poiqbtr-dimensional-middleware
- 这是基于小波变换的数字水印代码,在嵌入的水印加上一个pn尾随机序列-This is a digital watermark based on wavelet transform code, plus a pn in the embedded watermark random sequence
hatermarkcodesequence
- 这是基于小波变换的数字水印代码,在嵌入的水印加上一个pn尾随机序列(This is a digital watermark based on wavelet transform code, plus a pn in the embedded watermark random sequence)