Navigation apparatus, navigation system, and navigation method
First Claim
1. A navigation apparatus, comprising:
- word extracting means which divides input information comprised of a sentence or a plurality of words into respective words and then extracts one or more predetermined words from the plurality of words;
word-based POI information retrieving means for retrieving POI information related to each of the predetermined words extracted by the word extracting means;
selecting means which displays one or more POI information retrieved by the word-based POI information retrieving means on a display in a selectable manner; and
display means which displays map information to a destination based on POI information selected by the selecting means.
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Abstract
In a navigation apparatus, voice input information comprised of a sentence or a plurality of words are divided into respective words and then one or more predetermined words are extracted from the plurality of words, and word-based POI information related to each of the predetermined words is retrieved. Next, one or more phrases each of which is constituted from two or more words contained in the predetermined words are created, and then phrase-based POI information related to each of the created phrases is retrieved. The retrieved phrase-based and word-based POI information are displayed on a display in a selectable manner, and then map information to a destination based on the selected POI information is displayed on the screen.
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Citations
21 Claims
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1. A navigation apparatus, comprising:
word extracting means which divides input information comprised of a sentence or a plurality of words into respective words and then extracts one or more predetermined words from the plurality of words;
word-based POI information retrieving means for retrieving POI information related to each of the predetermined words extracted by the word extracting means;
selecting means which displays one or more POI information retrieved by the word-based POI information retrieving means on a display in a selectable manner; and
display means which displays map information to a destination based on POI information selected by the selecting means. - View Dependent Claims (2, 3, 4, 5, 6, 7, 9, 11, 12, 13)
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8. A navigation system which includes an input device for inputting input information comprised of a sentence or a plurality of words, a navigation apparatus which provides POI information based on the input information and provides a traveling route to a selected destination, and a display for displaying map information relating to the traveling route, wherein the navigation apparatus comprises:
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word extracting means which divides the input information into respective words and then extracts one or more predetermined words from the plurality of words;
word-based POI information retrieving means for retrieving POI information related to each of the predetermined words extracted by the word extracting means;
selecting means which displays the POI information retrieved by the word-based POI information retrieving means on a display in a selectable manner; and
display means which displays map information to a destination based on POI information selected by the selecting means. - View Dependent Claims (10, 14)
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15. A navigation method which comprises the steps of:
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dividing input information comprised of a sentence or a plurality of words into respective words and then extracting one or more predetermined words from the plurality of words;
retrieving word-based POI information related to each of the predetermined words;
displaying the retrieved word-based POI information on a display in a selectable manner; and
displaying map information to a destination based on the selected POI information. - View Dependent Claims (16, 17, 18, 19, 20, 21)
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Specification