发明名称 WIRELESS COMMUNICATION NETWORK SYSTEM
摘要 A wireless communication network system including: mobile radios mounted on a moving body moving along a predetermined route; and a plurality of immobile radios arranged along the route, adjacent immobile radios wirelessly communicating with each other, to transmit information from a transmission source to a terminal by relaying the information. The mobile radios and the immobile radios communicate with each other by a time division multiple access method, in which time synchronization is performed to allow each of the mobile radios and the immobile radios to communicate in an allocated time slot. The mobile radios are disposed on front and rear parts of the moving body and are capable of communicating with each other. When the moving body is between the immobile radios arranged to be capable of wirelessly communicating with each other, the two mobile radios is capable of relaying information propagation between the immobile radios.
申请公布号 EP2747501(A1) 申请公布日期 2014.06.25
申请号 EP20120824525 申请日期 2012.08.14
申请人 THE NIPPON SIGNAL CO., LTD. 发明人 YAMAGUCHI, TERUFUMI;OTSUKA, YUHEI;SHIRAI, TOSHIHITO;KATO, HIDEYUKI;TAKAHASHI, MASAHIDE;OGIHARA, HIROSHI
分类号 H04W72/04;B61L3/12;H04B7/15;H04W4/04;H04W16/26 主分类号 H04W72/04
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