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The Journal of The Korea Institute of Intelligent Transport Systems Vol.8 No.1 pp.42-52

5.8 GHz 다이폴 안테나를 이용한 렉테나 설계

오경민,이현욱,남희,홍태의,이대성,황학인,이종철

Design of a 5.8 GHz Rectenna Using Dipole Antenna

Kyoung-Min Oh,Hyun-Wook Lee,Hee Nam,Tae-Ui Hong,Dae-Sung Lee,Hak-In Hwang,Jong-Chul Lee

Abstract

In this paper, a new rectenna is presented for the wireless transmission of microwave power using dipole antenna (Quasi Yagi effect) and rectifier of CPS resonator structure. The dipole antenna with CPW feedline has high peak gain than a general dipole antenna. A ground plane of CPW is used to reflect a dipole as a Yagi antenna. Therefore, the new rectenna receives the RF power better than the one using general dipole. A RF-to-DC conversion efficiency of 61 % using a 1.4 kΩ load resistor is obtained at 5.8 GHz.