电子世界
電子世界
전자세계
ELECTRONICS WORLD
2014年
9期
101-101,102
,共2页
无线通信%地铁%无线干扰%防护措施
無線通信%地鐵%無線榦擾%防護措施
무선통신%지철%무선간우%방호조시
Wireless communication%Subway%Radio interference%Protective measures
地铁系统中可靠的车地无线通信是保证地铁安全行车的-种重要方式如何确保车地无线数据传输的安全可靠，具有重要的研究意义。本文通过分析车地无线通信传输中存在的几种主要的车地无线通信传输干扰源，提出了几种针对不同干扰源的防范措施：加强对非行车用通信系统的建设管理；合理选择无线频段；提高有用信号发射频率或降低干扰信号发射频率等。
地鐵繫統中可靠的車地無線通信是保證地鐵安全行車的-種重要方式如何確保車地無線數據傳輸的安全可靠，具有重要的研究意義。本文通過分析車地無線通信傳輸中存在的幾種主要的車地無線通信傳輸榦擾源，提齣瞭幾種針對不同榦擾源的防範措施：加彊對非行車用通信繫統的建設管理；閤理選擇無線頻段；提高有用信號髮射頻率或降低榦擾信號髮射頻率等。
지철계통중가고적차지무선통신시보증지철안전행차적-충중요방식여하학보차지무선수거전수적안전가고，구유중요적연구의의。본문통과분석차지무선통신전수중존재적궤충주요적차지무선통신전수간우원，제출료궤충침대불동간우원적방범조시：가강대비행차용통신계통적건설관리；합리선택무선빈단；제고유용신호발사빈솔혹강저간우신호발사빈솔등。
Subway system reliable car in wireless communication is an important way to ensure safe driving subway car to how to secure wireless data transmission reliability is an important research signiifcance,the paper analyzes the vehicle to transmit wireless communications exist in a few main types of cars to wireless communication transmission interference sources, proposed several different sources of interference preventive measures:strengthening the non-vehicular communication system construction and management;reasonable choice of wireless frequency band;raise the useful signal transmitter frequency signal transmitting frequency interference and so on.
