Tire tread depth estimation system and method
AssigneeNissan North America, Inc.
InventorVikram KRISHNAMURTHY
Life of this patent
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Abstract
A tire tread depth estimation system for a vehicle includes a light source, a camera, an electronic controller, and a display. The light source is configured to emit light onto a surface of a vehicle tire. The camera is configured to capture an image of the surface of the vehicle tire. The electronic controller is connected to the light source and to the camera. The controller is configured to estimate a depth of a tire tread of the vehicle tire based on the image received from the camera. The display is configured to display the estimated tire tread depth.
Claims20
A tire tread depth estimation system, comprising:
- a light source configured to emit light onto a surface of a vehicle tire;
- a camera configured to capture an image of the surface of the vehicle tire;
- an electronic controller connected to the light source and to the camera, the controller being configured to estimate a depth of a tire tread of the vehicle tire based on the image received from the camera;
- and
- a display configured to display the estimated tire tread depth.
A method of estimating a tire tread depth, comprising:
- illuminating a surface of a vehicle tire with a light source;
- capturing an image of the illuminated surface of the vehicle tire with a camera;
- transmitting the captured image to an electronic controller;
- estimating a depth of a tire tread of the vehicle tire based on the captured image;
- and
- displaying the estimated tire tread depth of the vehicle tire on a display.
Dependencies are inferred from the claim text.