Data messaging in a communications network

专利名称：Data messaging in a communications

network

发明人：Kenneth R. Westerlage,William C. Kennedy,

III

申请号：US08/700317申请日：19960805公开号：US05826195A公开日：19981020

摘要：A messaging unit (16) equipped with a cellular transceiver (38) is attached to atruck trailer (12) or a monitoring station (13) located within a communications network(10). The messaging unit (16) generates a data message in response to the occurrence ofa reporting event. Upon generation of a data message, the cellular transceiver (38)transmits the data message over the network (10) via voice or data channels. Datamessages may be sent over a data channel of the network (10) by altering the mobileidentification number (MIN), electronic serial number (ESN), or other identifier of thecellular transceiver (38).

申请人：HIGHWAYMASTER COMMUNICATIONS, INC.

代理机构：Baker & Botts, LP.

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