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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，对接收信号进行解扩，解扩后的信号送到解调器取出传送的信息-
cwstft
- Produce lfm,tfm,sfm,pfm,bpsk,qpsk cw ledai signal .Use short-time Fourier transform arrive at the instantaneous frequency.-Produce lfm, tfm, sfm, pfm, bpsk, qpsk cw ledai signal. Use short-time Fourier transform arrive at the instantaneous frequency.
BFSK
- 编写源程序，用matlab实现bpsk的调制解调-Write source code with matlab achieve bpsk the modem
bpsko_analysis
- 基于小波分析的BPSK的OFDM的分析，将对其的频谱进行分类及预测，-Based on the wavelet analysis of the analysis of BPSK OFDM, will the classification and prediction of the spectrum。
BPSQPSK16QAMBER
- BPSK、QPSK、16QAM误码率分析-BPSK、QPSK、16QAM for bit error
multiray
- 分析多径瑞利分布下，BPSK调制信号的误比特率和信号比的关系-The relationship between the SNR and BER in multiple rayleigh for BPSK signal.
VBLAST
- In this simulation, a 2 x 2 MIMO system with BPSK modulation is used. Then, the algorithm of V-BLAST is implemented. After that, weight vector is produced using ZF, MMSE and ML detectors. Finally, the BER performance is plotted. A flat fading Rayleig
BPSKandQPSK
- BPSK和QPSK处理方法的比较，有详细的源码和解释，适合初学者-BPSK and QPSK processing methods are compared, there are detailed source code and explain, suitable for beginners
tx_modulate
- matlab下各种调制方式的实现，实现了BPSK，QPSK，8PSK和16QAM，可以根据数据的不同改写数据实现调用-Realization matlab various modulation methods, to achieve the BPSK, QPSK, 8PSK and 16QAM, can call depending on the rewriting of the data
rrite
- BPSK调制程序,用于ＣＤＭＡ通信系统的信号调制．matlab写的！(BPSK modulation, signal modulation for CDMA communication system. Matlab to write!)