COMMUNICATIONS SYSTEM
First Claim
1. A communications system comprising a mobile master transceiver unit and one or more mobile slave transceiver units, each slave unit including means for sending a non-voice alarm signal to the master unit, the communications system further including means for transmitting slave unit location information to the master unit.
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Abstract
A communications system comprises a mobile master transceiver unit for a patent and one or more mobile slave transceiver units for a child. The slave unit includes means for sending a non-voice alarm signal to the master unit. The slave unit can include an optional GPS module for transmitting a signal to enable the location of the slave unit to be determined. The slave unit is provided with actuating means which causes the non-voice alarm signal to be sent if the slave unit is detached from the or if an alarm button is pressed.
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Citations
18 Claims
- 1. A communications system comprising a mobile master transceiver unit and one or more mobile slave transceiver units, each slave unit including means for sending a non-voice alarm signal to the master unit, the communications system further including means for transmitting slave unit location information to the master unit.
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18. A communications system substantially as described herein with reference to the drawings.
Specification