Communication device for transmitting or receiving location information and determining relative location information
First Claim
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1. A communication/location device comprising:
- a location portion including a location circuit configured to determine location information representing a geographical location of the location portion from a navigation system; and
a communication portion including a communication circuit adapted to receive a second location information from a second communication/location device over a communication media;
wherein the location circuit is connected to the communication circuit and is adapted to determine at least a distance, direction or path between the communication/location device and the second communication/location device based on the location information and the received second location information.
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Abstract
The present invention includes a communication device that transmits its location information to a second communication device. The second communication device then uses this information and its own location information to determine relative distance information between the two devices.
90 Citations
27 Claims
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1. A communication/location device comprising:
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a location portion including a location circuit configured to determine location information representing a geographical location of the location portion from a navigation system; and
a communication portion including a communication circuit adapted to receive a second location information from a second communication/location device over a communication media;
wherein the location circuit is connected to the communication circuit and is adapted to determine at least a distance, direction or path between the communication/location device and the second communication/location device based on the location information and the received second location information. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A communication/location system comprising:
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at least a first communication/location device comprising;
a first location portion including a location circuit adapted to determine a first location information representing a geographical location of the first location portion from a navigation system;
a first communication portion including a first communication circuit adapted to receive a second location information from a second communication/location device, wherein the first communication portion is adapted to transmit the first location information to the second communication/location device as a first transmitted data stream, wherein the first communication portion is adapted to receive the second location information from the second communication/location device in a form of a second transmitted data stream, wherein the first communication portion is adapted to receive the second transmitted data stream over a communication media; and
wherein the location circuit is connected to the communication circuit and adapted to determine at least a distance, direction or path between the first communication/location device and the second communication/location device based on the first location information and the received second location information;
at least the second communication/location device comprising;
a second communication portion adapted to receive the first location information from the first communication/location device, wherein the second communication portion is adapted to transmit the second location information to the first communication/location device in a form of the second transmitted data stream, wherein the second communication portion is adapted to receive the first location information from the first communication/location device in a form of the first transmitted data stream, wherein the second communication portion is adapted to receive the first transmitted data stream from the first communication/location device over at least any one of the wireless network, the cellular network, the telephone network, or the broadcast frequency; and
a second circuit adapted to determine at least the distance, direction or path between the first communication/location device and the second communication/location device based on the received first location information and the second location information. - View Dependent Claims (13, 14, 15, 16, 17)
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18. A method for determining location information between at least a first communication/location device and at least a second communication/location device, the method comprising the steps of:
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determining a first location information of the first communication/location device from a navigation system;
receiving second location information from the second communication/location device over a broadcast media;
processing the first location information and the received second location information in the first communication/location device to determine at least a distance, direction or path between the first communication/location device and the second/communication location device. - View Dependent Claims (19, 20, 21, 22, 23, 24, 25, 26, 27)
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Specification