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Implementation of a Smart Antenna Base Station for mobile-WiMAX (Mobile-WiMAX를 위한 스마트 안테나 기지국 구현)

  • Lee, Chang-Hoon;Choi, Seung-Won
    • Journal of the Institute of Electronics Engineers of Korea TC
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    • v.47 no.1
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    • pp.43-52
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    • 2010
  • In this paper, the mobile-WiMAX (m-WiMAX) using the Smart antenna technique is implemented. Experiments are performed to compare Smart antenna system with conventional single antenna system. To implement the m-WiMAX smart antenna system there are many considerations, key issues of which are symbol time acquisition, beamforming, calibration. In the paper, symbol time acquisition, beamforming, calibration are implemented in WiMAX Smart antenna system and we verified that Smart antenna system is superior to single antenna system. The experimental results show 5.5 dB performance enhancement of implemented Smart antenna system in throughput compared with a single antenna system. The experimental result is almost same as theoretical result of 6 dB.