| CPC B60R 11/04 (2013.01) [B08B 3/04 (2013.01); B08B 5/02 (2013.01); B60S 1/56 (2013.01); B60R 2300/806 (2013.01)] | 19 Claims |
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1. A method of controlling a rear view camera for a vehicle, the method comprising:
determining whether a vehicle is traveling in reverse or is in a rear photographing mode;
in response to determining that the vehicle is traveling in reverse or is in the rear photographing mode, opening an opening and closing unit included in an inner housing disposed inside the vehicle;
as the opening and closing unit opens, drawing a camera and a fluid injection unit out of the vehicle, wherein the camera and the fluid injection unit are accommodated in the inner housing;
photographing, by the camera, a peripheral region of the vehicle;
spraying, by the fluid injection unit including a washer fluid nozzle unit and an air nozzle unit, each of a washer fluid and air toward a lens surface of the camera;
when the vehicle has ended traveling in reverse or the rear photographing mode, closing the opening and closing unit; and
as the opening and closing unit closes, drawing the camera and the fluid injection unit into the vehicle,
wherein the spraying of each of the washer fluid and the air toward the lens surface of the camera includes spraying the washer fluid from the washer fluid nozzle unit and spraying the air from the air nozzle unit which is spaced apart in a spraying direction from the washer fluid nozzle unit, a size of another inter-nozzle space between the air nozzle unit and the washer fluid nozzle unit and perpendicular to the spraying direction being changed based on whether the washer fluid nozzle unit is spraying the washer fluid or whether the air nozzle unit is spraying the air.
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