Communications protocol for mobile device
First Claim
Patent Images
1. A method of operating a communication device having a transmitting device and a receiving device comprising:
- while the transmitting device is off, tuning on a receiving device;
receiving a received signal;
turning off the receiving device; and
turning on the transmitting device.
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Accused Products
Abstract
A communication device and method for operating the same includes a GPS receiver that periodically generates a position signal, a wireless modem transmitting or receiving messages and a controller that is coupled to the receiver and the modem. The controller discontinues operating the wireless modem when the GPS signal generates the position signal and vice versa to reduce interference with the other device.
26 Citations
23 Claims
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1. A method of operating a communication device having a transmitting device and a receiving device comprising:
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while the transmitting device is off, tuning on a receiving device;
receiving a received signal;
turning off the receiving device; and
turning on the transmitting device. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method of operating a communication device comprising:
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holding operation of a wireless modem;
turning on a GPS receiver;
receiving a position signal;
obtaining a position fix;
turning off the GPS receiver; and
turning on the wireless modem. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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17. A communication device comprising:
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a receiving device periodically receiving a plurality of signals;
a transmitting device transmitting messages; and
a controller coupled to the receiver and the modem, said controller discontinuing operation of the transmitting device when the receiving device is receiving one of the plurality of signals, thereafter said controller operating the transmitting device. - View Dependent Claims (18, 19, 20, 21, 22, 23)
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Specification