基于LED室内光无线通信光源设计的比较及优化

被引:4
作者
徐春
机构
[1] 新疆财经大学计算机科学与工程学院
关键词
光无线通信; 可见光通信; 无线接入网; 绿色照明; 建模;
D O I
暂无
中图分类号
TN929.1 [光波通信、激光通信];
学科分类号
0803 ;
摘要
针对现有室内光无线通信系统中光源设计方案在提供无线信号覆盖均匀性及商用实现上的不足,提出了分布式的光源设计改进方案。通过增加LED阵列的分组数目,以分组为单位增加光源的均匀分布程度,给出了两种具体的分布式设计方案。仿真结果表明,在使用LED芯片数量保持相等的基础上,分布式方案比传统方案具有更高的无线信号覆盖均匀性、更低的商用实现复杂度,同时能够彻底避免覆盖低谷。
引用
收藏
页码:819 / 822
页数:4
相关论文
共 16 条
  • [1] J.B. Carruthers,S.M. Carroll,P. Kannan.Propagation modeling for indoor optical wireless communications using fast multi-receiver channel estimation. IEE Proceedings Optoelectronics . 2003
  • [2] TANAKA Y.Indoor visible light data transmission system utilizingwhite LED lights. IEICE Transactions on Communication . 2003
  • [3] GREEN R J.Secure communications:the infrared alternative. Proceedings of IEEE ICTON Mediterranean Winter Conference . 2007
  • [4] OMEGA Project. http://www.ict-ome-ga.eu . 2010
  • [5] O’’BREAN D C,FAULKNER G.Home access networks using opti-cal wireless transmission. Proceedings of the 19th InternationalSymposium Personal Indoor and Mobile Radio Communications . 2008
  • [6] SARKER S,DIXIT S,MUKHERJEE B.Hybrid Wireless-OpticalBroadband-Access Network (WOBAN):A review of relevant chal-lenges. Journal of Lightwave Technology . 2007
  • [7] BERTRAND M,BOUCHET O,BESNARD P.Personal opticalwireless communications:LOS/WLOS/DIF propagation model andQOFI. Proceedings of 2008 IEEE Communication Systems,Networks and Digital Signal Processing . 2008
  • [8] HASHEMI S K.Orthogonal frequency division multiplexing for in-door optical wireless communications using visible light LEDs. Proceedings of 2008 IEEE Communication Systems,Net-works and Digital Signal Processing . 2008
  • [9] Grubor J,Randel S,Langer K D,Walewski JW.Broadband information broadcasting using LED-based interior lighting. Journal of Lightwave Tech-nology . 2008
  • [10] KOMINE T,LEE J H,HARUYAMA S,et al.Adaptive equaliza-tion system for visible light wireless communication utilizing multi-ple white LED lighting equipment. IEEE Transactions on Wire-less Communication . 2009