▍1. 16QAM 64QAM信号产生及分析
16QAM信号 64QAM信号的产生和分析,星座图,频谱,功率谱(6QAM signal 64QAM signal generation and analysis, constellation, spectrum, power spectrum)
16QAM信号 64QAM信号的产生和分析,星座图,频谱,功率谱(6QAM signal 64QAM signal generation and analysis, constellation, spectrum, power spectrum)
说明: 16QAM信号 64QAM信号的产生和分析,星座图,频谱,功率谱(6QAM signal 64QAM signal generation and analysis, constellation, spectrum, power spectrum)
说明: 基于MATLAB的码本预编码算法,包含码本文件和预编码文件(Codebook precoding algorithm based on MATLAB)
实现基于STBC的MIMO_OFDM通信系统在不同信噪比情况下接收端的误比特率的仿真。发射端包括基于基带调制、空时编码、导频插入、IFFT、串并合并以及添加循环前缀;接收端包括去除循环前缀、取出导频估计信道、FFT运算以及并串合并,空时解码等。仿真中采用QPSK、空时编码采用4*3的复正交空时编码矩阵。OFDM子载波数为100,每个子载波传输66个符号,每个符号2比特。IFFT长度为512个符号。发射天线为3个接收天线为2个。(The BER simulation of MIMO_OFDM communication system based on STBC under different SNR is realized. The transmitter includes baseband modulation, space-time coding, pilot insertion, IFFT, serial-parallel combination and adding cyclic prefix; the receiver includes removing cyclic prefix, extracting pilot estimation channel, FFT operation, parallel-serial combination, space-time decoding, etc. The complex orthogonal space-time coding matrix is used in QPSK and space time coding in 4*3. The number of OFDM subcarriers is 100, and each subcarrier transfers 66 symbols with 2 bits per symbol. IFFT is 512 symbols in length. The transmitting antenna is 3 receiving antennas, 2.)
说明: 主要运用matlab仿真mpsk、16qam的星座图,里面有很多关于函数的参数注释,适合初学者(Realization of MPSK 16QAM constellation in MATLAB)
802.11a wlan 物理层的matlab仿真源码(Physical layer of 802.11a wlan simulation matlab source)
伽利略信号产生和仿真分析书中的全部源代码,包括导航各频段信号产生,测距码程序,以及BOC信号频谱相关特性。另有一另外的BOC信号程序例程~(all code in GALILEO Signal generation and simulation analysis)
所有有关DOA估计的程序和代码,相当于一个完整的工具箱(All programs and codes related to DOA estimation are equivalent to a complete toolbox.)
说明: 所有有关DOA估计的程序和代码,相当于一个完整的工具箱(All programs and codes related to DOA estimation are equivalent to a complete toolbox.)
说明: m序列发生器(简单型码序列发生器-----simple shift register generator)(m sequence generator (a simple code sequence generator----- simple shift Regi ster generator))
说明: 这是一篇讲述多雷达协同干扰策略和方法的论文,可参考进行相关研究。(This is a paper on the strategy and method of multi-radar cooperative jamming, which can be referred to for relevant research.)
在CBuilder中如何控制游戏手柄,对手柄编程(How to control the game in the CBuilder handle, to handle programming)
说明: 中频30MHZ,带宽5MHZ,脉宽25us,采样率140MSPS(If 30MHz, bandwidth 5MHz, pulse width 25us, sampling rate 140msps)
Suzuki信道仿真,用于多路径信道衰落.综合大尺度衰落和小尺度衰落.可用来仿真频率选择性衰落以及时间选择性衰落.(Suzuki channel simulation for multi-path fading channel. Integrated large-scale fading and small-scale fading. Can be used to simulation of frequency selective fading and time selective fading.)
给出了OFDM在卫星通信中的系统框图并 在Simulink中仿真实现,利用改进的CMA恒模算法进行盲均衡处理,来去除时变卫星信道对信号的影响,基于4阶累积量的方法 将OFDM信号与其他调制类型信号区分开来(OFDM is given in the satellite communication system block diagram and Simulation in Simulink using the modified constant modulus algorithm CMA for blind equalization, to remove the time-varying satellite channel on the signals, based on 4-order cumulant method OFDM signals and other types of signal modulation to distinguish)