Position measuring apparatus, position measuring method, navigation apparatus, navigation method, information service method, automotive vehicle, and audio information transmitting and receiving method
First Claim
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1. A position measuring apparatus comprising:
- first position measuring means for measuring a first position using a received first radio wave from a Global Positioning System (GPS) satellite;
second position measuring means for measuring a second position using a received second radio wave from a base station of a mobile telephone network;
evaluating means for evaluating an uncertainty in data derived from said first position measuring means and/or said second position measuring means; and
selecting means for selecting data from said first position measuring means or said second position measuring means based on an output signal from said evaluating means,wherein said second position measuring device includes a data processing unit, data receiving means, and a received packet processing unit,said data receiving means for receiving a transmitted data signal and extracting control data therefrom, said control data being fed to said data processing unit for extracting an identification signal of a base station and service signals therefrom, and further wherein packet data received from the base station is fed by the data processing unit to said received packet processing unit for producing an audio output signal therefrom.
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Abstract
A position measuring apparatus includes a first position measuring device for position measuring a first position by receiving a first radio wave, a second position measuring device for position measuring a second position by receiving a second radio wave, an evaluating unit for evaluating uncertainty of data derived from the first position measuring device and/or the second position measuring device, and a selecting element for selecting data from the first position measuring device or the second position measuring device based on an output signal of the evaluating unit.
392 Citations
35 Claims
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1. A position measuring apparatus comprising:
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first position measuring means for measuring a first position using a received first radio wave from a Global Positioning System (GPS) satellite; second position measuring means for measuring a second position using a received second radio wave from a base station of a mobile telephone network; evaluating means for evaluating an uncertainty in data derived from said first position measuring means and/or said second position measuring means; and selecting means for selecting data from said first position measuring means or said second position measuring means based on an output signal from said evaluating means, wherein said second position measuring device includes a data processing unit, data receiving means, and a received packet processing unit, said data receiving means for receiving a transmitted data signal and extracting control data therefrom, said control data being fed to said data processing unit for extracting an identification signal of a base station and service signals therefrom, and further wherein packet data received from the base station is fed by the data processing unit to said received packet processing unit for producing an audio output signal therefrom. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A navigation apparatus comprising:
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first position measuring means for measuring a first position using a radio wave received from a GPS satellite; second position measuring means for measuring a second position using a radio wave received from a base station of a cellular telephone system without transmitting a request signal for measuring position to said base station; evaluating means for evaluating an uncertainty in data derived from said first position measuring means and/or said second position measuring means; selecting means for selecting data from said first position measuring means or said second position measuring means based on an output signal from said evaluating means; data storage means for storing map data; display signal generating means for generating a display signal of an output signal from said selecting means combined with output data from said data storage means; and display means for displaying said display signal, wherein said second position measuring means includes a data processing unit, data receiving means, and a received packet processing unit, said data receiving means for receiving a transmitted data signal and extracting control data therefrom, said control data being fed to said data processing unit for extracting an identification signal of a base station and service signals therefrom, and further wherein packet data received from the base station is fed by the data processing unit to said received packet processing unit for producing an audio output signal therefrom. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16, 17)
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18. A navigation apparatus comprising:
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first position measuring means for measuring a first position using a radio wave received from a GPS satellite; second position measuring means for measuring a second position using a radio wave received from a base station of a cellular telephone system without transmitting a request signal for measuring position to said base station; evaluating means for evaluating an uncertainty in data derived from said first position measuring means and/or said second position measuring means; selecting means for selecting data from said first position measuring means or said second position measuring means based on an output signal from said evaluating means; data storage means for storing map data; display signal generating means for generating a display signal of an output signal from said selecting means combined with output data from said data storage means; display means for displaying said display signal; input means for entering a request from a user; service request signal transmitting means for transmitting a service request signal to request a predetermined service based on an output signal from said input means, said predetermined service not including measuring position; service signal receiving means for receiving service information transmitted corresponding to said service request signal; and output means for generating an output signal based on a signal from said service signal receiving means. - View Dependent Claims (19, 20, 21, 22, 23, 24)
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25. A method for measuring position, comprising steps of:
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measuring a first position using a received first radio wave from a GPS satellite; measuring a second position using a received second radio wave from a base station of a mobile telephone network; evaluating an uncertainty in data derived from said first position measuring step and/or said second position measuring step; and selecting data from said first position measuring step or said second position measuring step based on an output signal generated in said evaluating step, wherein said step of measuring a second position using a received second radio wave includes the further steps of receiving a transmitted data signal, extracting control data from the received data signal, feeding the extracted control data to a data processing unit and extracting an identification signal of the base station and service signals therefrom, and causing the data processing unit to feed packet data received from the base station to a received packet processing unit and producing an audio output therefrom. - View Dependent Claims (26, 27)
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28. A navigation method comprising steps of:
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measuring a first position using a radio wave received from a GPS satellite; measuring a second position using a radio wave received from a base station of a cellular telephone system without transmitting a request signal for measuring position to said base station; evaluating an uncertainty in data derived from said first position measuring step and/or said second position measuring step; a selecting data from said first position measuring step or said second position measuring step based on an output signal generated in said evaluating step; and displaying a signal of an output signal generated in said selecting step combined with map data, wherein said step of measuring a second position using a received second radio wave includes the further steps of receiving a transmitted data signal, extracting control data from the received data signal, feeding the extracted control data to a data processing unit and extracting an identification signal of the base station and service signals therefrom, and causing the data processing unit to feed packet data received from the base station to a received packet processing unit and producing an audio output therefrom. - View Dependent Claims (29, 30)
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31. A navigation method comprising:
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a first position measuring step for measuring a first position using a radio wave received from a GPS satellite; a second position measuring step for measuring a second position using a radio wave received from a base station of a cellular telephone system without transmitting a request signal for measuring position to said base station; an evaluating step for evaluating an uncertainty in data derived from said first position measuring step and/or said second positioning step; a selecting step for selecting data from said first position measuring step or said second position measuring step based on an output signal generating in said evaluating step; a display signal generating step for generating a display signal of an output signal generated in said selecting step combined with output map data from data storage means; a display step for displaying said display signal; an input step for receiving an entered request from a user; a service request signal transmitting step for transmitting a service request signal to request a predetermined service based on an output signal generated in said input step, said predetermined service not including measuring position; a service signal receiving step for receiving service information transmitted corresponding to said service request signal; and an output step for generated an output signal based on a signal generated in said service signal receiving step. - View Dependent Claims (32, 33)
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34. A car apparatus comprising:
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first position measuring means for measuring a first position using a radio wave received from a GPS satellite; second position measuring means for measuring a second position using a radio wave received from a base station of a cellular telephone system without transmitting a request signal for measuring to said base station; evaluating means for evaluating an uncertainty in data derived from said first position measuring means and/or said second position measuring means; selecting means for selecting data from said first position measuring means or said second position measuring means based on an output signal from said evaluating means; data storage means for storing map data; display signal generating means for generating a display signal of an output signal from said selecting means combined with output data from said data storage means; and display means for displaying said display signal, wherein said second position measuring means includes a data processing unit, data receiving means, and a received packet processing unit, said data receiving means for receiving a transmitted data signal and extracting control data therefrom, said control data being fed to said data processing unit for extracting an identification signal of a base station and service signals therefrom, and further wherein packet data received from the base station is fed by the data processing unit to said received packet processing unit for producing an audio output signal therefrom.
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35. A car apparatus comprising:
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first position measuring means for measuring a first position using a radio wave received from a GPS satellite; second position measuring means for measuring a second position using a radio wave received from a base station of a cellular telephone system without transmitting a request signal for measuring position measuring to said base station; evaluating means for evaluating an uncertainty in data derived from said first position measuring means and/or said second position measuring means; selecting means for selecting data from said first position measuring means or said second position measuring means based on an output signal from said evaluating means; data storage means for storing map data; display signal generating means for generating a display signal an output signal from said selecting means combined with output data from said data storage means; display means for displaying said display signal; input means for entering a request from a user; service request signal transmitting means for transmitting a service request signal to request a predetermined service based on an output signal from said input means, said predetermined service not including measuring position; service signal receiving means for receiving service information transmitted corresponding to said service request signal; and output means for generating an output signal based on a signal from said service signal receiving means.
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Specification