대한전자공학회:학술대회논문집 (Proceedings of the IEEK Conference)

대한전자공학회 (The Institute of Electronics and Information Engineers)
권호 표지

채널 예측 및 추정을 이용한 적응 전송 OFDM 시스템의 피드백 오버헤드 감소 기법

Channel Prediction and Estimation based Feedback Overhead Reduction for Adaptive OFDM System

  • 김현동 (가톨릭대학교 컴퓨터 공학과) ;
  • 최상호 (가톨릭대학교 컴퓨터 공학과)
  • Kim, Hyun-Dong (School of Computer Science Engineering The Catholic University of Korea) ;
  • Choe, Sang-Ho (School of Computer Science Engineering The Catholic University of Korea)
  • 발행 : 2006.06.21
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초록

To reduce the feedback overhead of predicted CSI (channel status information) of adaptive OFDM (orthogonal frequency division multiplexing), we use partial data of CSI and employ linear interpolation. Simulation results show estimated CSI and its MSE.

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