［1］HORACIO T F,ARMANDO H,CESAR A D.Critical analysis for design of HF radio link in brazil［C］.17th International Conference on Microwaves,Radar and Wireless Communications,2008:1-4.

［2］VITALY L,HAZAN D V F,DMITRY A K.Communication problems in global monitoring systems［C］.IEEE Region 8 International Conference on Computational Technologies in Electrical and Electronics Engineering,2008:453-456.

［3］FOURIE A P C,AUSTIN B A.Improved HF broadband wire antenna［J］.Electronic Letters,1987,23(6):276-278.

［4］MAHDI N J.Novel wideband planar fractal monopole antenna［J］.IEEE Transactions on Antennas and Propagation,2008,56(12):3844-3849.

［5］KULA J S,PSYCHOUDAKIS D,LIAO W J,et al.Patch-antenna miniaturization using recently available ceramic substrates ［J］.IEEE Antennas and Propagation Magazine,2006,48(6):13-20.

［6］SOHEIL R,HADI A G,VANDENBOSCH A E,et al.An effective technique for symmetric planar monopole antenna miniaturization［J］.IEEE Transactions on Antennas and Propagation,2009,57(10):2989-2996.

［7］周朝栋.电小天线［M］.西安:西安电子科技大学出版社,1989.