Patent ID: 9539988
Date: 2017-01-10
CPC Classifications: B08B,B60S,G02B,H04N

Claim:
1. A vehicle camera cleaning system, comprising: a water flow nozzle arranged proximate to a camera lens, the water flow nozzle being configured to spray water onto the camera lens; an air nozzle arranged proximate to the camera lens, the air nozzle being configured to expel air onto the camera lens; a water drop sensor comprising an infrared emitter and an infrared receiver, wherein the water drop sensor is configured to generate and transmit water drop sensor information indicating a percentage of infrared rays emitted by the infrared emitter that are received by the infrared receiver; a central controller comprising a processing unit including one or more processors, the central controller configured to control the operation of the air nozzle, wherein the central controller is further configured to: