US Patent 10912433 Mobile robot

A mobile robot includes a body, a driving system connected to the body and configured to drive the mobile robot move on ground, a detecting module supported by the body and a controller received in the body. The detecting module includes a light source emitting light towards the ground, and a light sensor configured to obtain characteristic information and a shutter value of an image of the ground. The controller is configured to adjust the intensity of the light source according to the characteristic information of the image and monitor conditions of the ground according to the shutter value, which can accurately detect conditions of the ground and prevent misjudgment of the mobile robot.