发明名称 Seamless two-way roadway communication system
摘要 The road communication system and method seamlessly communicate different data sets of information between a stationary unit and a mobile unit while the mobile unit is moving across the cell boundaries of the stationary units. Furthermore, the road communication system and method utilize a common frequency to seamlessly communicate data substantially without the carrier and code interference.
申请公布号 US6546249(B1) 申请公布日期 2003.04.08
申请号 US20000504705 申请日期 2000.02.16
申请人 SUMITOMO ELECTRIC INDUSTRIES, LTD 发明人 IMAI MASAHARU;YUMOTO NOBUO
分类号 G08G1/09;H04B7/26;H04L1/00;H04L5/02;H04W16/00;(IPC1-7):H04Q7/20 主分类号 G08G1/09
代理机构 代理人
主权项
地址