Global positioning system receiver capable of simultaneously receiving global positioning system signal and frequency modulation sub-wave signal
First Claim
1. A global positioning system receiver capable of simultaneously receiving global positioning system signal and frequency modulation sub-wave signal, comprising:
- a global positioning system (GPS) signal receiving and processing circuit, for receiving a global positioning system signal and processing said global positioning system signal;
a frequency modulation sub-wave signal receiving and processing circuit, for receiving a frequency modulation sub-wave signal and processing said frequency modulation sub-wave signal;
a microprocessor, for receiving a signal transmitted from said global positioning system signal receiving and processing circuit and computing a corresponding positioning coordinate data, and for receiving a data transmitted from said frequency modulation sub-wave signal receiving and processing circuit and resolving said signal and data into a traffic message channel (TMC) data; and
a hardware interface, for receiving said positioning coordinate data and said traffic message channel data transmitted from said microprocessor and simultaneously transmitting said data out.
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Accused Products
Abstract
A global positioning system (GPS) receiver capable of simultaneously receiving a global positioning system signal and a frequency modulation sub-wave signal includes two antennas, one for receiving a GPS signal and the other for receiving a frequency modulation (FM) sub-wave signal such that these signals are computed and resolved by a hardware interface, and sent to an electronic device connected with the hardware interface. The electronic device can simultaneously read a positioning coordinate data and a TMC data, so that an electronic map, a navigation system or other GPS software installed in the electronic device can accurately position a current position and provide the traffic conditions of the current position, so that a user can know about the road conditions, plan a path, and decide the best traveling path.
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Citations
10 Claims
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1. A global positioning system receiver capable of simultaneously receiving global positioning system signal and frequency modulation sub-wave signal, comprising:
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a global positioning system (GPS) signal receiving and processing circuit, for receiving a global positioning system signal and processing said global positioning system signal;
a frequency modulation sub-wave signal receiving and processing circuit, for receiving a frequency modulation sub-wave signal and processing said frequency modulation sub-wave signal;
a microprocessor, for receiving a signal transmitted from said global positioning system signal receiving and processing circuit and computing a corresponding positioning coordinate data, and for receiving a data transmitted from said frequency modulation sub-wave signal receiving and processing circuit and resolving said signal and data into a traffic message channel (TMC) data; and
a hardware interface, for receiving said positioning coordinate data and said traffic message channel data transmitted from said microprocessor and simultaneously transmitting said data out. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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Specification