摘要
2.4G移动通信应用广泛,其主要应用于鼠键,耳机,蓝牙等无线音频技术中。随着用户对实时媒体业务的需求与通信质量要求的提高,传统的移动通信速率频分复用系统传输信号常受制于加性噪声干扰,频繁出现移动通信信道多径干扰等问题,影响了移动通信的通信质量与信息传输速率。为此,提出基于随机相位集成的2.4G移动通信速率频分复用优化,通过对随机相位集成的2.4G信号检测去除加性噪声,将2.4G信号进行多载波的调制解调精准传输信号,并通过优化的多输入多输出频分复用信道对数据信息进行高效率的传输。仿真实验证明,优化的随机相位集成的2.4G移动通信速率频分复用,提高了移动通信信息传输的可靠性,有效消除通信信号多径干扰传播过程中的相互影响,为频谱资源的高效利用和应用的多样性发展提供了可靠保障。
2.4 G mobile communication applications, mainly used in the mouse key, headsets, bluetooth wireless audio technology etc. put forward based on the random phase integration rate of 2.4 G mobile communication frequency division multiplexing optimization, based on the random phase integration of removing additive noise signal detection, 2.4 G to 2.4 G for multicarrier modulation signal demodulation precision transmission signal, and through the optimization of multiple input multiple output frequency division multiplexing channel for high efficient transmission of data information. Simulation experiment proves that the optimization of the random phase integration rate of 2.4 G mobile communication frequency division multiplexing, the greatest degree of improving the reliability of information transmission for mobile communications, effectively eliminate the multipath interference of communication signal transmission in the process of mutual influence, for development of a variety of efficient use and application of spectrum provides a reliable guarantee.
出处
《科技通报》
北大核心
2015年第4期79-81,共3页
Bulletin of Science and Technology
基金
福建省教育厅中青年教师教育科研项目(JB13376)
福建省教育厅中青年教师教育科研项目(JA13445)
关键词
随机相位
2.4G移动通信
频分复用
通信速率
random phase
2.4 G mobile communication
frequency division multiplexing
communication rat
