发明名称 Method of communicating with a cluster of bluetooth devices
摘要 Methods and apparatus for polling a cluster of devices, which are particularly suited for use in wireless parking systems, are disclosed. An application of the polling method and apparatus to parking enforcement is also disclosed.
申请公布号 US2002024451(A1) 申请公布日期 2002.02.28
申请号 US20010775604 申请日期 2001.02.05
申请人 ROSENBERG ARMAND DAVID 发明人 ROSENBERG ARMAND DAVID
分类号 G07B15/02;G08G1/14;H04L12/56;(IPC1-7):B60Q1/48 主分类号 G07B15/02
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