Numerical and Experimental Analysis of Linear-End Metallic Thin Wire Antennas
Hu Hai-tao①② Fang Guang-you①
①(The Key Laboratory of High Power Microwave and Electromagnetic Radiation, The Institute of Electronics, Chinese Academy of Sciences, Beijing 100080, China) ②(Graduate University of Chinese Academy of Sciences, Beijing 100049, China)
Abstract:In this paper, a kind of linear-end metallic thin wire antenna is studied. The properties of the transmitted waveforms in free space, the footprints and the VSWR are simulated with the FDTD method and tested. Simulations are carried out for various parameters such as end resistor values, permittivity values, flare angles, and height above the ground. The electronic field distributions in near field are simulated in different modulated frequencies. The results show that the simulation results and the measurement results are basic agreement. The results also show that this kind of antenna is more adaptive to the different working conditions than the common bow-tie antenna.