现代电子技术
現代電子技術
현대전자기술
MODERN ELECTRONICS TECHNIQUE
2014年
10期
86-88
,共3页
智能交通系统%IEEE 802.11p%无线通信技术%车载自组网
智能交通繫統%IEEE 802.11p%無線通信技術%車載自組網
지능교통계통%IEEE 802.11p%무선통신기술%차재자조망
intelligent transportation system%IEEE 802.11p%wireless communication technology%vehicular Ad hoc network
为了深入探讨车载网络协议IEEE 802.11p的特性,首先对该协议的物理层、媒体控制访问层及其帧结构进行了详细介绍,然后从工作频率、传输速率及最大功耗等方面与其他短距离无线通信技术进行对比分析,最后归纳出车载网络协议IEEE 802.11p作为一项新的协议标准,在车载网络的实际应用中有着区别于其他无线通信技术的特有优势。因此,对该协议的突破性研究,将有助于车载网络技术在智能交通系统领域走向实用,既具有一定的理论意义,又具有重要的应用前景。
為瞭深入探討車載網絡協議IEEE 802.11p的特性,首先對該協議的物理層、媒體控製訪問層及其幀結構進行瞭詳細介紹,然後從工作頻率、傳輸速率及最大功耗等方麵與其他短距離無線通信技術進行對比分析,最後歸納齣車載網絡協議IEEE 802.11p作為一項新的協議標準,在車載網絡的實際應用中有著區彆于其他無線通信技術的特有優勢。因此,對該協議的突破性研究,將有助于車載網絡技術在智能交通繫統領域走嚮實用,既具有一定的理論意義,又具有重要的應用前景。
위료심입탐토차재망락협의IEEE 802.11p적특성,수선대해협의적물리층、매체공제방문층급기정결구진행료상세개소,연후종공작빈솔、전수속솔급최대공모등방면여기타단거리무선통신기술진행대비분석,최후귀납출차재망락협의IEEE 802.11p작위일항신적협의표준,재차재망락적실제응용중유착구별우기타무선통신기술적특유우세。인차,대해협의적돌파성연구,장유조우차재망락기술재지능교통계통영역주향실용,기구유일정적이론의의,우구유중요적응용전경。
In order to further investigate the characteristics of IEEE 802.11p protocol for vehicular networks,first of all,the physical layer,media access control layer and its frame structure are described in detail,and then the working frequency,trans-mission rate and maximum power consumption of the protocol are compared with those of other short distance wireless communi-cation technologies. Finally,as a new protocol standard,IEEE 802.11p protocol for vehicular networks has a unique advantage from other wireless communication technologies. Therefore,the breakthrough research of the protocol will help vehicular network technologies to move towards practical application for sure in the field of intelligent transportation system,and has the theoreti-cal significance and application prospect.