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一种Ad Hoc网络收方发起的媒体接入控制算法
引用本文:李廉,杨震. 一种Ad Hoc网络收方发起的媒体接入控制算法[J]. 南京邮电大学学报(自然科学版), 2004, 24(2): 42-46
作者姓名:李廉  杨震
作者单位:南京邮电学院,信息工程系,江苏,南京,210003
基金项目:国家高科技"八六三"计划(2002AA121068)资助项目
摘    要:在结合多包接收技术以及功率控制的基础上提出了一种发射能级可控的应用于AdHoc网络的收方发起的媒体接入控制算法,并对其吞吐量和能耗作了分析。与RTS/CTS(requesttosend/cleartosend)握手机制相比,在一定假设条件下,网络吞吐量有着明显的提高,与此同时,系统发射功率最多可降低60%以上。

关 键 词:AdHoc网络  媒体接入控制  多包接收  功率控制
文章编号:1000-1972(2004)02-0042-05
修稿时间:2003-08-27

A Receiver-Initiated MAC Algorithm for Ad Hoc Networks
LI Lian,YANG Zhen. A Receiver-Initiated MAC Algorithm for Ad Hoc Networks[J]. JJournal of Nanjing University of Posts and Telecommunications, 2004, 24(2): 42-46
Authors:LI Lian  YANG Zhen
Affiliation:LI Lian,YANG Zhen Department of Information Engineering,Nanjing University of Posts and Telecommunications,Nanjing 210003,China
Abstract:In this paper, a receiver-initiated medium access control algorithm with transmit power control is presented for Ad Hoc networks based on the combination of the multi-packet reception and power control. The theoretic analysis of throughput and energy consumption about this algorithm is given. Compared with RTS/CTS(request to send/clear to send) hand mechanism, the throughput is improved obviously, meanwhile the system power has been decreased more than 60 percent at most.
Keywords:Ad Hoc networks  Medium access control  Multi-packet reception  Power control
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