▍1. h5gSSS
说明: 5G辅同步信号SSS的m序列的matlab生成代码(Generate the secondary synchronization signal symbols (BPSK) for a given cell ID)
说明: 5G辅同步信号SSS的m序列的matlab生成代码(Generate the secondary synchronization signal symbols (BPSK) for a given cell ID)
研究d2d通信加中继节点来优化蜂窝小区边缘用户通信,并通过MATLAB仿真(The D2D communication and relay nodes are studied to optimize the edge user communication of cellular cell, and the simulation is carried out by MATLAB.)
说明: 研究d2d通信加中继节点来优化蜂窝小区边缘用户通信,并通过MATLAB仿真(The D2D communication and relay nodes are studied to optimize the edge user communication of cellular cell, and the simulation is carried out by MATLAB.)
lbc_example:未编码的BPSK调制的性能(理论计算与仿真)、重复码硬判决的性能 lbc_example_SD: 未编码的BPSK调制的性能(理论计算)、重复码硬判决的性能、重复码软判决的性能 lbc_example_SD_EbNo:lbc_example_SD中的性能,并且进一步考虑了码率不同时,对于信道的SNR值进行归一化,以Eb/No = SNR/(2*R)为横坐标时的比较结果 lbc_example_Hamming_EbNo:汉明码,硬判决译码的性能(Lbc_example: Performance of uncoded BPSK modulation (theoretical calculation and simulation), performance of duplicate code hard decision Lbc_example_SD: Performance of uncoded BPSK modulation (theoretical calculation), performance of hard decision of duplicate code, performance of soft decision of duplicate code The performance of lbc_example_SD_EbNo: lbc_example_SD is considered, and the SNR value of channel is normalized when the bit rate is different. The comparison results are obtained when Eb/No = SNR/(2*R) is the abscissa coordinate. Lbc_example_Hamming_EbNo: Hamming Code, Performance of Hard Decision Decoding)
说明: lbc_example:未编码的BPSK调制的性能(理论计算与仿真)、重复码硬判决的性能 lbc_example_SD: 未编码的BPSK调制的性能(理论计算)、重复码硬判决的性能、重复码软判决的性能 lbc_example_SD_EbNo:lbc_example_SD中的性能,并且进一步考虑了码率不同时,对于信道的SNR值进行归一化,以Eb/No = SNR/(2*R)为横坐标时的比较结果 lbc_example_Hamming_EbNo:汉明码,硬判决译码的性能(Lbc_example: Performance of uncoded BPSK modulation (theoretical calculation and simulation), performance of duplicate code hard decision Lbc_example_SD: Performance of uncoded BPSK modulation (theoretical calculation), performance of hard decision of duplicate code, performance of soft decision of duplicate code The performance of lbc_example_SD_EbNo: lbc_example_SD is considered, and the SNR value of channel is normalized when the bit rate is different. The comparison results are obtained when Eb/No = SNR/(2*R) is the abscissa coordinate. Lbc_example_Hamming_EbNo: Hamming Code, Performance of Hard Decision Decoding)
多子带自适应算法,能够有较好的鲁棒性以及稳态特性。(The multi-subband adaptive algorithm has better robustness and steady-state characteristics.)
说明: 多子带自适应算法,能够有较好的鲁棒性以及稳态特性。(The multi-subband adaptive algorithm has better robustness and steady-state characteristics.)
说明: QPSK的MATLAB实现包括发送数据、QPSK比特映射、成型滤波、载波调制、载波解调、收成型匹配、IQ抽样判决、接收比特数据恢复8个模块(The MATLAB implementation of QPSK includes eight modules: sending data, QPSK bit mapping, shaping filtering, carrier modulation, carrier demodulation, shaping matching, IQ sampling decision and receiving bit data recovery.)
设计一个巴特沃兹数字低通滤波器,其技术指标为:3dB带宽为0.2π,阻带截止频率为0.3π,通带纹波为1dB,阻带衰减大于30dB,采样间隔T=10ms。 1)采用冲激响应不变法; 2)采用双线性变换法设计; 3)采用FIR的窗函数(Hanning窗、Hamming窗或Blackman窗)设计。(A Butterworth digital low-pass filter is designed. Its technical specifications are: 3 dB bandwidth is 0.2 pi, stopband cut-off frequency is 0.3 pi, passband ripple is 1 dB, stopband attenuation is more than 30 dB, sampling interval T=10 Ms. 1) Impulse response invariance method is adopted. 2) Design by bilinear transformation method; 3) FIR window function (Hanning window, Hamming window or Blackman window) is used to design.)
说明: 设计一个巴特沃兹数字低通滤波器,其技术指标为:3dB带宽为0.2π,阻带截止频率为0.3π,通带纹波为1dB,阻带衰减大于30dB,采样间隔T=10ms。 1)采用冲激响应不变法; 2)采用双线性变换法设计; 3)采用FIR的窗函数(Hanning窗、Hamming窗或Blackman窗)设计。(A Butterworth digital low-pass filter is designed. Its technical specifications are: 3 dB bandwidth is 0.2 pi, stopband cut-off frequency is 0.3 pi, passband ripple is 1 dB, stopband attenuation is more than 30 dB, sampling interval T=10 Ms. 1) Impulse response invariance method is adopted. 2) Design by bilinear transformation method; 3) FIR window function (Hanning window, Hamming window or Blackman window) is used to design.)
说明: MIMO干扰广播信道分布和效用最大化的一种迭代加权MMSE方法(An Iteratively Weighted MMSE Approach to Distributed Sum-Utility Maximization for a MIMO Interfering Broadcast Channel)
基于MATLAB用窗函数设计FIR滤波器,并验证滤波效果(Design FIR filter based on MATLAB with window function and verify filter effect)
说明: 基于MATLAB用窗函数设计FIR滤波器,并验证滤波效果(Design FIR filter based on MATLAB with window function and verify filter effect)
数字信号处理,利用matlab语言仿真,对信号进行滤波。(Digital signal processing, using MATLAB language simulation to filter the signal)