• Title/Summary/Keyword: One-Ray Rician channel model

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Performance Analysis of Inter-Vehicle DS-CDMA/QPSK in Millimeter Wave-Band (밀리미터파 대역을 이용하는 차량간 DS-CDMD/QPSK 방식의 성능 분석)

  • 김춘구;강희조;최용석
    • Proceedings of the Korean Institute of Information and Commucation Sciences Conference
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    • 2000.05a
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    • pp.195-198
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    • 2000
  • This paper have been analyzed performance of DS-CDMA/QPSK system in short range IVC, and evaluated packet uu rate(PER) in an On-Ray Rician channel model suitable for platoon driving of AVHS that 60GHz millimeter wave is very powerful to MP(multipath-wave). We analyzed probability characteristic of system as variation of Rician factor and user number in One-Ray Rician fading environment and evaluated packet error rate(PER) according to inter-vehicle distance when the BCH channel coding(255,247,1) and diversity schemes is adopted.

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Improvement Performance of DS-CDMA/QPSK System with Convolution Coding and MRC Diversity in Millimeter Wave RF Channels (밀리미터파 무선통신로에서 컨볼루션 코딩과 MRC 다이버시티에 의한 DS-CDMA/QPSK 시스템 성능 개선)

  • 김춘구;강희조;최용석
    • Journal of the Korea Institute of Information and Communication Engineering
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    • v.5 no.4
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    • pp.645-652
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    • 2001
  • In this paper is adopted the One-Ray Rician channel model for AVHS's platoon to short-range IVC (Inter-Vehicle Communication System) and analyzed packet probability characteristics in 60㎓ millimeter wave with very powerful to MP(multipath-wave). Both Convolution coding and MRC diversity is adopted that Multimedia service is satisfied following user's desire increase in the next and analyzed packet probability characteristics of DS-CDMA/QPSK systems.

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