METHOD AND APPARATUS FOR PROVIDING VEHICLE NAVIGATION INFORMATION WITHIN AN ELEVATED ROAD AREA
First Claim
1. A method for providing vehicle navigation information within an elevated road area, comprising the steps of:
- extracting at least one specific object from each of a plurality of images in an advancing direction of a vehicle while the vehicle is approaching one ramp of the elevated road area, the plurality of images being obtained over time;
determining a driving direction of the vehicle on the ramp in accordance with a time characteristic of the specific object; and
generating the vehicle navigation information from the driving direction and rendering the generated vehicle navigation information.
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Accused Products
Abstract
A method for providing vehicle navigation information within an elevated road area comprising the steps of: extracting at least one specific object from each of a plurality of images in an advancing direction of a vehicle while the vehicle is approaching to one ramp of the elevated road area, the plurality of images being obtained over time; determining a driving direction of the vehicle on the ramp in accordance with time characteristic of the specific object; and generating the vehicle navigation information from the driving direction and rendering the generated vehicle navigation information.
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Citations
10 Claims
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1. A method for providing vehicle navigation information within an elevated road area, comprising the steps of:
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extracting at least one specific object from each of a plurality of images in an advancing direction of a vehicle while the vehicle is approaching one ramp of the elevated road area, the plurality of images being obtained over time; determining a driving direction of the vehicle on the ramp in accordance with a time characteristic of the specific object; and generating the vehicle navigation information from the driving direction and rendering the generated vehicle navigation information. - View Dependent Claims (2, 3, 4, 5, 6)
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7. An apparatus for vehicle navigating, comprising:
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a receiving unit, configured to receive a positioning signal from a satellite; a display; and a processing unit coupled to the receiving unit and the display and configured to process the positioning signal and control the display to render navigation information thereon, further comprising an image unit coupled to the processing unit, the image unit comprising; a device for acquiring a plurality of images in an advancing direction of a vehicle, the plurality of images being obtained over time; and a device for extracting at least one specific object from each of the plurality of images and determining a driving direction of the vehicle on a ramp in accordance with a time characteristic of the specific object, the processing unit further configured to; initiate the acquiring operation and the extracting operation while judging based on the positioning signal that the vehicle is approaching one ramp of an elevated road area; and generate the navigation information based on the driving direction and the positioning signal. - View Dependent Claims (8, 9, 10)
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Specification