MATLAB Code for QPSK Modulation and Demodulation 因为在学习5G物理层，一直很忙，没有时间。最近稍有...
MATLAB provides a powerful platform for implementing and simulating digitalmunication systems. The code snippet provided in the previous section demonstrates how QPSK modulation and demodulation can be implemented using MATLAB. The code generates a random QPSK modulated signal, displays the signal in a ...
ldpc_code = mod(Trans_data*G,2); %DSSSpseudoNumber =round(rand(1,fp)'); [dsss,converted,PN2] = func_dsss(ldpc_code,pseudoNumber,fp); Trans_QPSK = QPSK_modulation(dsss);%通过高斯信道Rec_QPSK = awgn(Trans_QPSK,SNR(i),'measured'); ReData = QPSK_demodulation(Rec_QPSK);%DSSSdsss2...
Hard-Decision QPSK Demodulation Soft-Decision QPSK Demodulation Extended Capabilities C/C++ Code Generation Generate C and C++ code using MATLAB® Coder™. HDL Code Generation Generate VHDL, Verilog and SystemVerilog code for FPGA and ASIC designs using HDL Coder™. ...
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업데이트 날짜:2021/2/4 라이선스 보기 공유 MATLAB Online에서 열기 다운로드 Quadrature Phase Shift Keying (QPSK) Modulation and Demodulation. It includes codes to convert string to ASCII bitstream to modulate carrier. It also includes bit error rate and co...
1.算法仿真效果 matlab2022a仿真结果如下: 2.算法涉及理论知识概要 与很多的通信技术类似,扩频技术最初也应用于保密通信和制导系统等军事技术。除了在军事通信中的应用,扩频技术在无线通信领域也有发展。目前扩频通信技术已经在测距、卫星通信、GPS导航定位、移动通信、
The frame synchronization is performed by a MATLAB System block using a FrameSynchronizer System object™. The block uses the known frame header (QPSK-modulated Barker code) to correlate against the received QPSK symbols in order to find the location of the frame header. The block uses this ...
turbo_code = turbo_encode(Trans_data); %DSSS pseudoNumber = round(rand(1,fp)'); [dsss,converted,PN2] = func_dsss(turbo_code,pseudoNumber,fp); Trans_BPSK = QAM64_modulation(dsss); %通过高斯信道 Rec_BPSK = awgn(Trans_BPSK,SNR(i),'measured'); ReData = QAM64_demodulation(Rec_BPSK)...
1.算法仿真效果 matlab2022a仿真结果如下: 2.算法涉及理论知识概要 在现代通信系统中,扩频技术被广泛应用于数字通信链路中。扩频技术通过将要传输的信息序列与一个宽带的伪随机码序列进行卷积,将原始信号转换成…