Vehicle headlight with infrared spotlight, automatic height adjustment, automatic height adjusting method
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United States of America Patent
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Nov 2, 2021
Grant Date -
N/A
app pub date -
Mar 27, 2019
filing date -
Mar 14, 2019
priority date (Note) -
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Abstract
A vehicle headlight with automatic height adjustment, an automatic height adjusting method and a vehicle are provided. The vehicle headlight includes: an infrared spotlight configured to project infrared stripes onto a road surface to be traveled, the infrared stripes are formed by alternate bright and dark horizontal stripes; and the infrared stripes can form corresponding twisted stripes as profile of road surface varies; a camera configured to capture image information of the twisted stripes formed by the infrared stripes projected onto the profile of the road surface; an image processor in data connection with the camera, and configured to acquire the image information and generate a height adjustment command according to the image information; and a headlight module in data connection with the image processor, and configured to acquire the height adjustment command and adjust a headlight illumination height of the headlight module according to the height adjustment command.
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