发明名称 Price label communication system
摘要 Price label system comprising a price label system server connected to transceivers adapted to communicate price label information to price labels using a communication protocol. A predetermined number of transceivers defines a sub-cell and each sub-cell is associated with a communication profile that defines communication protocols to be used when communicating with the price labels in that sub-cell.
申请公布号 US2004012196(A1) 申请公布日期 2004.01.22
申请号 US20030332347 申请日期 2003.06.26
申请人 SUNDQVIST DAVID;JOHANSSON TOMAS 发明人 SUNDQVIST DAVID;JOHANSSON TOMAS
分类号 G07G1/01;G06Q30/00;G07G1/12;H04B7/26;H04L29/06;(IPC1-7):B42D15/00 主分类号 G07G1/01
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