Communication system for tracking assets
First Claim
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1. A mobile unit comprising:
- a GPS receiver generating a mobile unit position signal;
a wireless modem receiving base station message signals and transmitting said mobile unit position signal therethrough;
a first antenna mount/cap assembly and a second mount/cap assembly, one of said first and second antenna mount/cap assemblies coupled to said GPS receiver and said wireless modem, wherein first and second antenna mount/cap assemblies are interchangeable;
a text display; and
a controller coupled to said GPS receiver and said wireless modem, said controller generating a text display in response to said mobile unit position signal and said base station message signals.
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Abstract
A communication system comprises a mobile unit that generates mobile unit position signals and message signals. A base station is wireless two-way coupled to the mobile unit. The base station has a GPS receiver that generates base station position signals, a master wireless modem that receives the mobile unit position signals, and the mobile unit message signals. The base station includes a base display changing in response to the mobile unit position signals and the base station position signal.
11 Citations
24 Claims
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1. A mobile unit comprising:
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a GPS receiver generating a mobile unit position signal; a wireless modem receiving base station message signals and transmitting said mobile unit position signal therethrough; a first antenna mount/cap assembly and a second mount/cap assembly, one of said first and second antenna mount/cap assemblies coupled to said GPS receiver and said wireless modem, wherein first and second antenna mount/cap assemblies are interchangeable; a text display; and a controller coupled to said GPS receiver and said wireless modem, said controller generating a text display in response to said mobile unit position signal and said base station message signals. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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Specification