METHOD OF FOG AND RAINDROP DETECTION ON A WINDSCREEN AND DRIVING ASSISTANCE DEVICE
First Claim
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1. A method of fog and raindrop detection on a windscreen, comprising:
- detecting, by a raindrop detection application, raindrops on the windscreen; and
detecting, by a fog detection application, fog on the windscreen,wherein a lack of detection of raindrops by the raindrop detection application triggers a switch from operation of said raindrop detection application to operating of said fog detection application.
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Abstract
The invention relates to a method of fog and raindrop detection on a windscreen (200), comprising a raindrop detection application (201) and a fog detection application (202), characterized in that said fog detection application (202) comprises a step (202b) in which an indication of the presence of raindrop is detected, said indication of raindrop presence triggering a switch from said fog detection application (202) to said raindrop detection application (201).
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Citations
15 Claims
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1. A method of fog and raindrop detection on a windscreen, comprising:
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detecting, by a raindrop detection application, raindrops on the windscreen; and detecting, by a fog detection application, fog on the windscreen, wherein a lack of detection of raindrops by the raindrop detection application triggers a switch from operation of said raindrop detection application to operating of said fog detection application. - View Dependent Claims (2, 7, 8, 9, 14)
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3. A method of fog and raindrop detection on a windscreen, comprising:
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a raindrop detection application configured to detect raindrops on the windscreen; and a fog detection application configured to detect fog on the windscreen, wherein said fog detection application comprises detecting an indication of a presence of raindrops, said indication of raindrop presence triggering a switch from operation of said fog detection application to operation of said raindrop detection application. - View Dependent Claims (4, 5, 13, 15)
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6. (canceled)
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10. A driving assistance device comprising:
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a camera for being mounted onboard a vehicle, and a computer processor configured to; capture images from said camera, detect, by a raindrop detection application, raindrops on the windscreen; and detecting, by a fog detection application, fog on the windscreen, wherein a lack of detection of raindrops by the raindrop detection application triggers a switch from operation of said raindrop detection application to operating of said fog detection application. - View Dependent Claims (11, 12)
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Specification