| 无线网络中信道基本接入机制研究探讨 |
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| 引用本文： | 刘霞,刘秀芬,于春荣,张建刚.无线网络中信道基本接入机制研究探讨[J].沧州师专学报,2009,25(2):98-99. |
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| 作者姓名： | 刘霞 刘秀芬 于春荣 张建刚 |
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| 作者单位： | 刘霞,刘秀芬,于春荣(沧州师范专科学校,河北沧州,061001);张建刚(沧州市第一职业中学,河北沧州,061001)
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| 基金项目： | 河北省教育厅自然科学研究指导项目"河北省中小学数字化校园网络平台的建设策略与有效利用研究" |
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| 摘 要： | IEEE 802．11标准的制定解决了无线网络中信道接入控制的问题，介绍了IEEE 802．11 MAC层完成的主要功能，详细讨论MAC层的基本接入机制DCF，介绍了另一个可选的接入机制PCF工作原理，简述了DCF机制存在的问题以及目前相关研究的进展情况。
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| 关 键 词： | 无线局域网 MAC DCF PCF BEB NAV |
Discussion on IEEE 802.11 MAC Layer Access Mechanism |
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| LIU Xia,LIU Xiu-fen,YU Chun-rong,ZHANG Jian-gong.Discussion on IEEE 802.11 MAC Layer Access Mechanism[J].Journal of Cangzhou Teachers‘College,2009,25(2):98-99. |
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| Authors: | LIU Xia LIU Xiu-fen YU Chun-rong ZHANG Jian-gong |
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| Institution: | LIU Xia1,LIU Xiu-fen1,YU Chun-rong1,ZHANG Jian-gong2(1.Cangzhou Teachers' College,Cangzhou,Hebei 061001,2.Cangzhou Vocational No.1 Middle School,Cangzhou 061001,Hebei) |
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| Abstract: | The set of the IEEE 802.11's standard resolves the problem of the channel access control of wireless networks,introduces the major functions of IEEE 802.11 MAC layer,discusses the access mechanism of the DCF which is the MAC layer,introduces the principles of work of PCF which is another optional access mechanism and summarizes the questions of DCF mechanism and the related research progress. |
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| Keywords: | MAC DCF PCF BEB NAV |
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