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2 GHz대 소형 안테나의 설계 및 제작

Design and Manufacture of a Small Antenna in 2 GHz band

초록/요약

In this paper, a small antenna structure to load a capacitance on transformed QMSA (Quarter-wavelength Microstrip Antenna) from MSA(Microstrip Antenna) is proposed. It is obtained the improved high gain and bandwidth than QMSA. This is available as a small antenna for wireless telephones and will be quite useful for indoor communication. Also, the antenna's equivalent circuit with transmission line model is designed to find more accurate resonant frequency, which is calculated return loss value. The calculated value is agreed resonably with experimental value.

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