电子测试
電子測試
전자측시
Electronic Test
2015年
22期
49-50,48
,共3页
无线局域网%退避算法%网络吞吐量%OPNET
無線跼域網%退避算法%網絡吞吐量%OPNET
무선국역망%퇴피산법%망락탄토량%OPNET
WLAN%Back-off Algorithm%Network throughput%OPNET
针对无线网络在传输速率、覆盖范围及稳定性等方面的缺陷，本文从IEEE 802.11MAC协议的 CSMA/CA 机制出发，总结了传统退避算法的优缺点，引入了一种新的退避算法，计算机仿真实验表明，新算法能显著提高网络的吞吐量，完善了无线网络运行性能。
針對無線網絡在傳輸速率、覆蓋範圍及穩定性等方麵的缺陷，本文從IEEE 802.11MAC協議的 CSMA/CA 機製齣髮，總結瞭傳統退避算法的優缺點，引入瞭一種新的退避算法，計算機倣真實驗錶明，新算法能顯著提高網絡的吞吐量，完善瞭無線網絡運行性能。
침대무선망락재전수속솔、복개범위급은정성등방면적결함，본문종IEEE 802.11MAC협의적 CSMA/CA 궤제출발，총결료전통퇴피산법적우결점，인입료일충신적퇴피산법，계산궤방진실험표명，신산법능현저제고망락적탄토량，완선료무선망락운행성능。
Due to defects of the wireless’shortages on transmission rate, coverage and stability. this paper start from the CSMA / CA mechanism of IEEE 802.11MAC protocol, and summarizes the advantages and disadvantages of various typical back-off algorithms,based on this, it introduces a new back-off algorithm,computer simulation experiments show that the proposed algorithm can improve the network throughput ,and benefit for the performance of the wireless network.
