Data messaging in a communications network
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United States of America Patent
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-
Oct 20, 1998
Issued Date -
N/A
app pub date -
Aug 5, 1996
filing date -
Jan 27, 1992
priority date (Note) -
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status (Latency Note)
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Abstract
A messaging unit (16) equipped with a cellular transceiver (38) is attached to a truck 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 of a 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. Data messages may be sent over a data channel of the network (10) by altering the mobile identification number (MIN), electronic serial number (ESN), or other identifier of the cellular transceiver (38).
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