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两种中继协同HARQ协议

DOI: 10.13190/jbupt.200802.123.chenjx, PP. 123-127

Keywords: 中继协同,中继控制,目的端控制,混合重传技术协议,误码率

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Abstract:

提出了两种中继协同Rayleigh衰落信道下混合重传技术（HARQ）协议——中继控制HARQ协议和目的端控制HARQ协议，是否HARQ由中断概率决定。慢衰落下理论分析和仿真结果表明，中继控制HARQ协议中，中继平均接收信噪比（SNR）越小，HARQ带来的增益越大。目的端控制HARQ协议中，源和中继的上行链路质量越差，目的端平均接收信噪比越小，HARQ带来的增益越大。关键词中图分类号文献标识码AAbstractKeywords

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