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The switched beam antenna is one type of the antennas, which has the ability to choose of radiation pattern with the desired target. It consists of the microstrip antenna array with two elements and the 3 dB hybrid coupler as a beamforming network in the single layer substrate. This paper presents an improvement of the characteristic of a wideband switched beam microstrip antenna array by using transformer 1/4 and the stub at between patch ...
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620 JURTEL 14:2 (2009)
Artikel Jurnal Universitas Indonesia Library
