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costas_pYll_qpsk_1
- 这是一个costas实现的QPSK解调器,这个解调器可以实现一个QPSK调制信号的解调!-it is about a demodulator for QPSK!
singal-produce-and-recgnise
- 基本通信信号的产生于识别,AM FM 2ASK 2FSK 2PSK QPSK的产生。(时域图 频域图 基带信号频谱 )以及分类的识别方法仿真模型-Basic communication signal arising from the recognition, the AM FM 2ASK 2FSK 2PSK QPSK generation. (Time-domain diagram frequency domain Figure baseband signal spectrum) and the
Lattice-reduction-aideddetection
- 针对多输入多输出空间相关信道环境,提出了一种基于格规约理论的最小均方误差检测算法.该算法考虑了空间相关性的影响,利用复数Lenstra-Lenstra-Lovász格规约算法克服了传统的线性最小均方误差检测器分集阶数随相关系数增加而减小的缺点,使检测到的信号在高信噪比下可以达到比传统算法低个数量级的误码率.理论分析与仿真结果表明,在信道为Kronecker相关平坦衰落模型下,接收端采用最小均方误差信道估计,发射端采用QPSK调制未使用信道编码,当比特信噪比大于18dB时,基于格规约理论的最小均方
DVBsignal
- 符合DVB-S标准的信号仿真,调制方式为QPSK,带宽25MHz-Signal simulation of the DVB-S standard, the modulation method is QPSK, bandwidth 25MHz
ZF-detection-algorithm
- 垂直分层编码ZF检测算法程序代码问题,此程序是在调制方式为QPSK或4QAM下,未编码的V-BLAST系统 计算噪声功率时,信号的功率要用总的接收信号的功率.每根接收天线上的噪声功率是相同的.同时总的信号能量归一化,每根天线上发送的信号能量是总的发 送能量的1/Nt,其中Nt是发送天线数, 改变发送天线Nt和接收天线数目Mt,可以比较QPSK和4QAM时4发4收,4发6收,8发8收,8发12收等多发多收的情况 -Vertical stratification coding Z
lbh
- 无线异构网络中继功率分配算法.AF协议的中继放大系数(中继将接收信号用一个因子量化,该因子与接收功率成反比),利用QPSK调制解调,最后算出误码率 -matlab ber P
digital-modulation-and-demodulation
- 数字调制解调信号ask fsk bpsk qpsk 16qam 64qam-digital modulation and demodulation
Xilinx-FPGA-Matlab-Simulate
- 这是Matlab实现的非常简单的数字信号调制仿真,用于Xilinx FPGA(ASK, BPSK, FSK, OOK, QPSK)-Matlab is very simple simulation of digital signal modulation for Xilinx FPGAs (ASK, BPSK, FSK, OOK, QPSK)
ch03
- 杨建国老师的通讯原理课件,第三章模拟信号的调制与解调,主要讲述信号产生与调制,射频特性,解调,MSK、GMSK、PSK、QPSK、BPSK、QAM等原理-Yang Jianguo teacher communication principles of courseware, the third chapter of the analog signal modulation and demodulation, and focuses on the signal generation and mod
8psk
- (1) 分析QPSK调制、解调原理,并画出其系统框图; (2) 产生等概率且相互独立的二进制序列,作为待传输的信号,并画出其波形; (3) 进行8PSK调制,分别画出I、Q两支路信号经过乘法器后的波形以及8PSK调制波形; (4) 产生均值为0,方差为1的加性高斯随机噪声,画出其时域波形及频谱; (5) 将加性高斯随机噪声作为传输信道的干扰,画出接收端信号的时域图; (6) 进行8PSK解调,输出解码序列,画出解调后信号波形; (7) 计算系统信噪比、传输误码率。-(1)
Ttonngxinxinhh
- 这是运用matlab7.0软件源码对通信信号进行调制simulink仿真,它包含amm,pm,fm,ask,psk,fsk,qpsk等调制方式,有利于学生自学与老师教学! -This is a communication signal modulation simulink simulation to use matlab7.0 software source code, which contains amm, pm, fm, ask, psk, FSK, qpsk such as modu
QQPSSK_SimullP
- QPSK的Matlab/Simulink的调制解调仿真系统,给出接收信号眼图及系系统仿真误码率,包含载波恢复,匹配滤波,定时恢复等重要模块,帮助理解QPSK的系统 -QPSK modulation and demodulation of Matlab/Simulink simulation system, given the received signal eye diagram and other system simulation error rate, including carrie
QPSK_fading
- QPSK调制信号通过瑞利衰落信道后的系统性能仿真。-QPSK modulation signal by Rayleigh fading channel simulation of system performance.
Wwscgensrc190i
- 无线通信中各种常用信号产生程序,里面具有BPSK,MFSK,QPSK,白噪声等波形形产生程序,声称的波形何以存储为Wav文件或直接输出到声卡!适合短波数据通信编程参考! -Wireless communications in a variety of commonly used signal generation process, which has a BPSK, MFSK, QPSK, white noise waveform shape generation process, why
1233
- 脉压雷达信号的分析,包括BPSK,QPSK,LFM,NLFM-Pulse compression radar signal analysis, including BPSK, QPSK, LFM, NLFM
signal-processing-matlab
- 信号处理中所用到的matlab程序,包括LFM,NLFM,BPSK,QPSK等等。-Matlab procedures used in signal processing, including LFM, NLFM, BPSK, QPSK, and so on.
OFDM
- OFDM系统仿真程序,包括信号产生,信号调制QPSK,串/并转换,ifft/fft变换-OFDM system simulation program, including the signal generation, signal modulation of QPSK, serial/parallel conversion, ifft/fft transform
matlab-simulink
- 用matlab对通信信号进行调制simulink仿真,它包括am,pm,fm,ask,psk,fsk,qpsk等调制方式-matlab simulink simulation ,contain:am,pm,fm,ask,psk,fsk,qpsk
qpsk_qammod
- qpsk调制信号星座图及时域分析 含脉冲成型 适用于入门-qpsk modulation signal constellation diagram and time domain analysis containing pulse shaping for entry
precoding
- 程序对2发2收系统进行SVD算法的仿真。发送信号采用QPSK调制,信道为准静态瑞利平坦衰落信道,引入的噪声为均值为0的高斯白噪声,接收端采用最大似然检测算法,仿真其误比特率特性。-The SVD algorithm simulation program 2 admission system. Send signals using QPSK modulation, channel prevail static Rayleigh flat fading channels, the introduct