搜索资源列表
qpsk_rm31
- 采用汉明码的qpsk信号在高斯信道下的源程序-using the Gaussian quadrature signal in the channel source
QPSK
- 设载波频率为20Hz,信息速率为2Baud,用MatLab画出QPSK信号波形。
Alamouti
- 主函数Alamouti(Nr,max_snr,max_err_symbol,symbol_per_frame) 调用函数QpskMapping(psudo_bit_sequence)--二进制数据到QPSK信号的变换 调用函数RayleighCH(Nr,Nt)--瑞利衰落信道模拟 仿真示例: Alamouti(1,12,20,24) 说明: 1.2根发射天线、1根接收天线 2.最高信噪比为12dB,即仿真范围为0dB到12dB 3.在每个信噪比
DSSS.rar
- 一个四用户的扩频通信系统,扩频增益为N=16,采用Walsh码进行直接序列扩频,BPSK调制,无线信道为AWGN(加性高斯白噪声信道)信道(AWGN信道:不考虑通信信道信号时,由宽频范围描述的统计随机无线噪声。)。在接收端进行解扩,解调,判决,通过仿真得到其中一个用户的误比特率与信噪比的仿真结果。,A four-user spread spectrum communication system, spreading gain for N = 16, using Walsh code Direct
modulation.rar
- 信号的调制,包括BPSK,QPSK,16QAM,64QAM,,Signal modulation, including BPSK, QPSK, 16QAM, 64QAM,
SystemView
- 文件名 例子说明 1-1.svu 信号的平方 1-2.svu 双边带调幅信号的频谱 3-1.svu 拉普拉斯系统 3-2.svu 三阶系统的根轨迹与波特图计算 4-1.svu AM调制解调 4-2.svu AM 超外差收音机模型 4-3.svu SSB移相法形成 5-1.svu 间接法调频 5-2.svu 阿姆斯特兰朗法调频 5-3.svu FM积分鉴频器的仿真 5-4.svu 声音通过FM传输 6-1.svu 用一阶锁相环实现的FM解调器 6
mapping
- 该程序完成QPSK从比特到符号的映射,其中XY_in_en为输入的比特使能信号,XY_data为IQ合路后的输入比特数据。I_out和Q_out为映射后的符号对。-Completion of the program from the QPSK mapping bits to symbols, in which input bits XY_in_en enable signal, XY_data for IQ Combiner bit after the data input. I_out and
lfmd
- 几个常用通信和雷达信号的matlab仿真,包括bpsk,qpsk,qam和线性调频信号(2个)-Several commonly used communications and radar signals in matlab simulation, including bpsk, qpsk, qam and linear FM signals (2)
QPSK
- 这个代码描述了QPSK信号的解调模型的过程。-This code describes the model for QPSK signal demodulation process.
QPSK
- 产生QPSK的简单程序,先产生0到3的随即数字,用这些数字产生相位,然后产生QPSK信号!-Get QPSK!
QPSK
- 关于qpsk信号的调制与解调,matlab编程,来仿真的-About qpsk signal modulation and demodulation, matlab programming to simulation
QPSk-under-the-les-simulation
- qpsk信号在莱斯信道下的仿真图片,该功能能够在Matlab中实现,并显示出当N为不同值时,莱斯信号的图-QPSK signal under rice channel simulation images, this functionality can be implemented in Matlab, and displays when N is different value, les signal diagram
QPSK
- 仿真QPSK信号通过AWGN信道后的误比特率与误符号率-Simulation QPSK signal through AWGN channel
qpsk
- 本程序实现QPSK信号,通过瑞利信道后的各部分星座图-The program QPSK signal, Rayleigh channel through each part of the constellation after
QPSK
- QPSK信号的调制解调过程,内容包括带通滤波,脉冲成形,以及硬判决译码过程-QPSK modulation and demodulation process of the signal, including a band-pass filtering, pulse shaping, and a hard-decision decoding process
QPSK
- QPSK信号经过调制,高斯信道,带通滤波器,解调,判决,误码率仿真- QPSK modulated signal, Gaussian channel, bandpass filters, demodulation, judgments, BER simulation
QPSK
- QPSK信号的调制及其解调,代码全面,包括信号的傅立叶变换-QPSK modulation and demodulation of the signal, the code comprehensive, including Fourier transform signal
QPSK1.0
- 对QPSK信号调制过程进行了仿真,并说明了一些仿真中遇到的问题(The modulation process of QPSK signal is simulated, and some problems encountered in simulation are explained)
qpsk
- 对已知信号进行QPSK处理,并实现在图像上的显示(Signal QPSK processing and display on the image)
qpsk
- qpsk信号的产生,并在成型滤波和调制后的时域频域图,及载波调制后星座图观察(The QPSK signal is generated and observed in the time-domain and frequency-domain diagram after shaping filtering and modulation, and the constellation diagram after carrier modulation)