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Matlab-QPSK-system-simulink
- 通过用Matlab编写脚本程序对QPSK通信系统的发射和接收过程的具体实现进行模拟仿真,并对各模块进 行频谱分析,对于理解QPSK系统的性能并在系统上作进一步的设计,提供极大的便利。
QPSK
- 该文介绍了各种信息技术中信息的传输及通信起着支撑作用,而对于信息的传输,数字通信 已成为重要手段。该文根据当今现代通信技术的发展,对QPSK信号的调制解调问题进行了分析, 并给出了用美国ELANIX公司的动态系统设计、仿真和分析软件System View 进行系统仿真的具体 设置,分析了仿真结果,并提出了用FPGA 技术实现这种系统的详细方法。
DesignandDSPrealizationofan0FDMreceiver
- 设计了一个OFDM接收机，并采用1fI公司的TMS320C6416芯片进行实现。在假设理想 同步的前提下，该系统进行了FFT变化、使用了Ls(最小二乘法)进行信道估计，并且采用了 QPSK算法进行解调。最后将接收机输出数据与发端数据进行比较，在不同信噪比情况下计算其 误码率，得出了比较理想的结果。-An OFDM receiver is designed in山is paper and realized on the platform of the 1MS32OC6416 chip
QPSK-DS
- QPSK-DS信号中的扩频序列提取技术，通过以上技术，实现对系统结构的优化。-QPSK-DS spread spectrum signal sequence of extraction technology, through the above technology to realize the optimization of the system architecture.
MIMO-OFDM
- 这是一个基于空时分组编码的MIMO_OFDM通信系统的仿真设计,此系统包括QPSK调制解调，IFFT调制，空时编解码，基于训 练符号的信道估计等通信模块。 -This is a space-time block coding based on the MIMO_OFDM communication system simulation design, this system consists of QPSK modulation and demodulation, IFFT modulat
OFDM(1)
- OFDM system with QPSK modulation. The system is completed.
QPSK
- OnPerformanceLimitsofDFTSpreadOFDMSystems DFT Spread OFDM has been proposed recently to reduce the Peak to Average Power Ratio (PAPR) of conventional OFDM transmission. Besides PAPR reduction, an important implication of DFT Spreading is that the ind
qpsksheji
- QPSK 调制 与 解调 系统 仿真 设计 论文讨论了QPSK的调制解调原理，分析了它们的调制解调实现过程的程序设计-QPSK modulation and demodulation system simulation design thesis discusses the QPSK modulation and demodulation principle, analyzed their modem implementation process of program design
uncoded
- Our system is a 4×4 MIMO Rayleigh channel with uncorrelated distributions. The modulation used is QPSK. We wish to simulate the performance of the system with the following configurations: I. Uncoded system (𝑟 =4) In this scheme transmitte
FPGA_QPSK
- 本设计是基于FPGA技术来实现QPSK 数字调制传输系统。通过VHDL语言基于 FLEXlOK芯片完成了QPSK数字调制系统 的调制与解调模块、位同步信号恢复模块、 帧同步信号提取模块，数据采集模块、数据 恢复等模块的设计与仿真。-This design is based on FPGA technology to achieve QPSK Digital modulation transmission system. Based on the VHDL language
MIMO-OFDM-Alamouti-master
- Bachelor Thesis: Implementation of a Software-Defined Radio testbed for OFDM-MIMO communication systems:-This module consists of blocks requirung for building a MIMO system in GNU-Radio. The system is tested on USRP1 devices. Thanks for your interest