VEHICLE POSITIONING DEVICE
First Claim
1. An own-vehicle position measuring apparatus comprising:
- planimetric feature recognizing means for recognizing a planimetric feature on a road that is necessary for correcting an own-vehicle position; and
position correcting means for correcting the own-vehicle position detected according to a predetermined method based on a recognition result by said planimetric feature recognizing means,the own-vehicle position measuring apparatus further comprising recognizing planimetric feature setting means for setting a planimetric feature characteristic in an area where the own-vehicle will travel hereafter from among planimetric features on the road of which information is stored in a database,wherein said planimetric feature recognizing means recognizes said planimetric feature set by said recognizing planimetric feature setting means.
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Accused Products
Abstract
Setting a planimetric feature having a high frequency of appearance as a planimetric feature to be recognized necessary for an own-vehicle position correction by referring to arrangement patterns of planimetric features having a high frequency of appearance for each of a plurality of types of road in response to a target object for an assist control, for example, a characteristic planimetric feature in an area where the own-vehicle will travel hereafter from among planimetric features on a road of which information is stored in a map database. Then, recognizing the set planimetric feature, and correcting an own-vehicle position from one based on a GPS and a travel path in accordance with a recognition result thereof.
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Citations
7 Claims
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1. An own-vehicle position measuring apparatus comprising:
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planimetric feature recognizing means for recognizing a planimetric feature on a road that is necessary for correcting an own-vehicle position; and position correcting means for correcting the own-vehicle position detected according to a predetermined method based on a recognition result by said planimetric feature recognizing means, the own-vehicle position measuring apparatus further comprising recognizing planimetric feature setting means for setting a planimetric feature characteristic in an area where the own-vehicle will travel hereafter from among planimetric features on the road of which information is stored in a database, wherein said planimetric feature recognizing means recognizes said planimetric feature set by said recognizing planimetric feature setting means. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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Specification