Proceedings of the IEEK Conference (대한전자공학회:학술대회논문집)

The Institute of Electronics and Information Engineers (대한전자공학회)
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Channel Prediction and Estimation based Feedback Overhead Reduction for Adaptive OFDM System

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

  • 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)
  • 김현동 (가톨릭대학교 컴퓨터 공학과) ;
  • 최상호 (가톨릭대학교 컴퓨터 공학과)
  • Published : 2006.06.21
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Abstract

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.

Keywords