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一种适用于无线话音/数据综合通信的新型MAC协议

A Novel MAC Protocol for Integrated Voice/Data Wireless Communication
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摘要 提出一种面向 CDMA蜂窝移动通信系统的支持多种业务的媒体接入控制协议 OSSS/PRMA.该协议引入过载控制信号 ,有效地降低了随机接入的碰撞率 ,提高了系统的性能 .仿真结果表明 ,与 CDMA/ PRMA协议相比 ,该协议的数据分组平均时延、语音分组丢失率和信道利用率都有较大改善 . A joint overload-signal spread-spectrum/packet reservation multiple access (OSSS/PRMA) protocol for the uplink channel in CDMA communication system is proposed. We introduce the overload signal in our protocol, which reduce the probability of the collision. The simulation results show that the data packet delay and voice packet dropping probability have been greatly improved compared with CDMA/PRMA protocol with adaptive permission probability control.
作者 于玲 胡健栋
出处 《北京邮电大学学报》 EI CAS CSCD 北大核心 2000年第4期59-63,共5页 Journal of Beijing University of Posts and Telecommunications
关键词 码分多址 移动通信 数据通信 MAC协议 MAC PRMA integrated services
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参考文献5

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  • 2[2]MORI K,OGURA K.An adaptive permission probability control method for integrated voice/data CDMA packet communication[J].IEICE Trans Fundamentals,1998,E81-A:1 339-1 348.
  • 3[3]OMIYI P E,O'FARRELL T.Throughput and delay analysis of a novel slotted CDMA MAC protocol for multimedia communication in wireless LANs[J].PIMR C'98,1998,2(9):570-574.
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