Navigation system
First Claim
Patent Images
1. A navigation system comprising:
- speech-recognition means for performing speech-recognition processing on input speech spoken by a speaker;
language-determining means for determining what language said input speech is spoken in based on the contents of said input speech as recognized by said speech-recognition means; and
navigation-processing means for performing a vehicle-installed-type navigation operation utilizing the language of a speaker as determined by said language-determining means.
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Abstract
A navigation system includes a speech-recognition unit for performing speech-recognition processing on input speech.
The system also includes a language-determining unit for determining the language of a speaker based on the contents of the input speech as recognized by the speech-recognition unit.
The system further includes a navigation-processing unit for performing a vehicle-installed-type navigation operation corresponding to the language as determined by the language-determining unit.
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Citations
26 Claims
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1. A navigation system comprising:
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speech-recognition means for performing speech-recognition processing on input speech spoken by a speaker;
language-determining means for determining what language said input speech is spoken in based on the contents of said input speech as recognized by said speech-recognition means; and
navigation-processing means for performing a vehicle-installed-type navigation operation utilizing the language of a speaker as determined by said language-determining means. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A navigation system comprising:
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a microphone;
a speech-recognition device, for determining the language of a spoken word, connected with the microphone;
an identity learning unit for computing a frequency of languages determined by said speech-recognition device and for updating the contents of an identity database based on a frequency distribution of the languages stored in said identity database;
a disc reading device for reading map data from a storage medium;
a map reading control unit for specifying a speaker'"'"'s language based on the determination result of said identity learning unit, and for sending said disc-reading device a request for map data corresponding to the specified language of a speaker; and
a display device for displaying a map image showing a vicinity of a vehicle.
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9. A navigation system comprising:
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a microphone;
a speech-recognition device, for determining the language of a spoken word, connected with the microphone;
an identity learning unit for computing a frequency of languages determined by said speech-recognition device and for updating the contents of an identity database based on a frequency distribution of the languages stored in said identity database;
an intersection guiding unit for specifying a speaker'"'"'s language based on the determination result of said identity learning unit, for generating an intersection guiding image corresponding to the specified language, and for causing a speech data generating unit to generate guiding speech data corresponding to the specified language;
an audio unit for outputting the guiding speech data generated by said speech data generating unit; and
a display device for displaying the intersection guiding image generated by said intersection guiding unit.
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10. A navigation system comprising:
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a microphone;
a speech-recognition device, for determining the language of a spoken word, connected with the microphone;
an identity learning unit for computing a frequency of languages determined by said speech-recognition device and for updating the contents of an identity database based on a frequency distribution of the languages stored in said identity database;
a camera;
an image recognition unit for determining a language of a character string included in a road guiding board captured by said camera;
a guiding sign generating unit, for generating a guiding image in a speaker'"'"'s language, connected with said image recognition device; and
a display device for displaying said guiding image generated by said guiding sign generating unit. - View Dependent Claims (11, 12, 13, 15)
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14. A navigation system comprising:
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a microphone;
a speech-recognition device, for determining the language of a spoken word, connected with the microphone;
an identity learning unit for computing a frequency of languages determined by said speech-recognition device and for updating the contents of an identity database based on a frequency distribution of the languages stored in said identity database;
a disc-reading device for reading map data from a storage medium;
a map reading control unit for specifying a speaker'"'"'s language based on the determination result of the identity learning unit, for determining whether map data corresponding to the specified language is not stored in the storage medium, and for sending said disc reading device a request for reading map data independent of the specified language; and
a map buffer for storing the read map data.
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16. A map information displaying method in a navigation system comprising the acts of:
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performing speech-recognition processing on input speech;
determining a language of a speaker of the input speech based on the contents of the recognized input speech; and
displaying map information utilizing the language determined for the language of the characters. - View Dependent Claims (17, 18, 19)
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20. A route guiding method in a navigation system comprising the acts of:
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searching for a route to a destination;
performing speech-recognition processing on input speech;
determining a language of a speaker of the input speech based on the contents of the recognized input speech;
generating guiding speech corresponding to the speaker'"'"'s determined language; and
guiding a vehicle along a route set in the searching step using the guiding speech.
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21. A road guiding method in a navigation system comprising the acts of:
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performing speech-recognition processing on input speech;
determining a language of a speaker of the input speech based on the contents of the recognized input speech;
inputting an image of a captured predetermined road guiding board;
determining the contents of characters contained in said image; and
replacing the characters contained in the image, whose contents have been determined, with other characters in a speaker'"'"'s determined language having the same meaning. - View Dependent Claims (22, 23, 25, 26)
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24. A road guiding method in a navigation system comprising the acts of:
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performing speech-recognition processing on input speech;
determining a language of a speaker of the input speech based on the contents of the recognized input speech;
inputting an image of a captured predetermined road guiding board;
determining the contents of characters contained in said image; and
outputting the characters contained in said image when the language of the characters contained in said image match the speaker'"'"'s determined language.
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Specification