[1] RAMO S,WHINNERY J R,DUZER T V. Fields and waves in communication electronics[M]. New York:John Wiley & Sons, 1994.

[3] SANGSTER A J,WANG H. An entire domain analysis of a horizontally polarized omnidirectional antenna array[C]// 1994 Second International Conference on Computation in Electromagnetics. London,UK:IET,1994:343-346.