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 基于索引调制的OFDM(OFDM-IM,OFDM with Index Modulation)技术被提出,在频率选择性衰落信道上提升了系统的分集增益,特别是在较低频谱效率场景下能够有效降低系统的误比特率。在OFDM-IM方法中,特殊的索引信息传输方式以及索引结构的设计对分集增益的提...
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 基于索引调制的OFDM(OFDM-IM,OFDM with Index Modulation)技术被提出,在频率选择性衰落信道上提升了系统的分集增益,特别是在较低频谱效率场景下能够有效降低系统的误比特率。在OFDM-IM方法中,特殊的索引信息传输方式以及索引结构的设计对分集增益的提...
简介:m扩展索引OFDM(Spread-OFDM-IM)matlab仿真,信号检测对比ZF,MMSE,ML等方法 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 基于索引调制的OFDM(OFDM-IM,OFDM with Index Modulation)技术被提出,在频率选择性衰落信道上提升了系统的分集增益,特别是在较低频谱效率场景下能够有效降低系统的误比...
However, using the aforementioned parameters, the computer simulations utilizes VirTEX acoustical toolbox-MATLAB wrapper to generate synthetic underwater channel assuming Sapance-Lake in Turkey. More details regarding VirTEX acoustical toolbox can be found in [19]. The proposed communication model is ...
本文通过MATLAB仿真来衡量MM-OFDM-HIQ-IM和GMM-OFDM-IM系统的性能。仿真结果表明,相比OFDM-IM和MM-OFDM-IM,在中高信噪比下,MM-OFDMHIQ-IM系统能够获得性能上的增益。而且,GMM-OFDM-IM系统的误码性能也优于OFDM-IM系统,同时其低复杂度接收机的检测性能接近ML检测算法。 展开 ...
正交频分复用(OFDM)具有频谱利用率高和抗色散的优点,将其应用于光通信系统中能大大提高光通信的传输性能.本文利用Matlab和Optisystem光学仿真软件对基于强度调制/直接检测一光正交频分复用(IM/DD—OFDM)的多模光纤通信系统进行了仿真和性能分析,仿真结果表明了该系统在10Gbps的信号速率下传输距离可达1200m,误码率小于...
(EML)and an Avalanche PhotoDiode(APD).It realizes the related algorithms using MATLAB programming software,simulates the system by using VPI simulation software and analyzes the experimental results,which verify the feasibility of applications of the OFDM technology to future low-cost high-rate ...
MATLABSingle mode fibersWe apply the intra-symbol frequency domain averaging (ISFA) channel estimation algorithm to the intensity modulation and direct detection (IM/DD) 16QAM orthogonal frequency division multiplexing (OFDM) system and improve the performance of the system. In the paper, the ...
Simulation Results and discussions In this paper, MATLAB 2015 software is utilized to build up the proposed systems, and the system performance is analyzed through an additive Gaussian white noise channel. In the DHT-based optical OFDM power data transmission system, the output symbols are real-...
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 随着无线通信技术的不断发展,人们对下一代移动通信系统提出了越来越高的要求。在这样的时代背景下,具有低峰均比,强频偏对抗能力和高能量效率的…