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A 2x2 multiple-input multiple-output (MIMO) architecture
using dual-polarized antennas (DPAs) is considered
with orthogonal frequency division multiplexing (OFDM). The
performance of DPAs is evaluated for adaptive polarization
(AP) transmissi
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OFDM程序代码,其中包含了调制过程和降低峰均比以及在多径信道中的传输并对接收到的信号进行译码判决。-OFDM program code, which includes the modulation process and reduce the peak rate and transmission in the multipath channel and received signal decoding.
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OFDM传输系统基本Matlab仿真程序,信道模型为AWGN/多径瑞利信道,调制方式可选择QPSK/16QAM/64QAM-OFDM transmission system basically Matlab simulation program, channel model for AWGN/Multipath Rayleigh channel, selectable modulation QPSK/16QAM/64QAM
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信道主要模拟信号的多径传输,在这个信道中一共有三个用户的数据进行传输,用户一经过了2径衰落,用户二经过了3径衰落,用户三经过了4径衰落。-The main channel simulation of multipath signal transmission, in this channel has a total of three users of the data transmission, the user after 2 path fading, the user of two afte
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自适应OFDM系统能根据信道估计得到信道的状态信息,自适应地调节发送端传输参数,从而提高系统的性能。其中OFDM是一种多载波调制技术,具有频谱利用率高、抗多径干扰、抗突发噪声差错等优点。
在VLC中引入自适应OFDM技术,可以提升系统的容量,提高传输质量,使系统具有更大灵活性,改善系统性能。在无线光通信领域对该技术的研究已成为个重要的方向。根据现有的研究人员所发表的文献,大多是基于基础性和理论性的研究,对可见光通信技术与自适应OFDM的研究甚少。(The adaptive OFDM syste
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基于WiFi 802.11a协议的无线通信系统的开发
端到端的802.11a的物理层,自适应调制,前向纠错码,ofdm传输,高斯白信道仿真
Viterbi解码等(End-to-end 802.11a physical layer
* All mandatory and optional data rates: 6, 9, 12, 18, 24, 36, 48, and 54 Mb/s
* BPSK, QPSK, 16-QAM, 64-QAM modulations
* Forwa
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