Robot cleaner and remote monitoring system using the same

摘要

A robot cleaner has a camera to generate an image of a cleaning area, a controller to prepare a cleaning map based on the image and to drive a robot cleaner, and a communicator to transmit the image and cleaning map to an external device and to receive a control command from the external device. The image and map may be transmitted over a local or wide area network, and the external device may be a computer, television, smart phone, portable phone, or other type of wireless access device.

主权项

1. A robot cleaner, comprising:
at least one monitoring camera to generate a monitoring image of a cleaning area; an upward camera provided at an upper portion of the robot cleaner to capture an upper part and output an upper image; a controller to provide a cleaning map based on the upper image, and the controller to drive a robot cleaner; and a communicator to transmit the monitoring image and the cleaning map to an external device and to receive, from the external device, a control command for a specific location or area on the cleaning map, wherein the controller determines at least one characteristic point according to certain criteria, using the upper images captured at a first time and a second time through the upward camera during movement, and a movement ratio of the at least one characteristic point based on the movement of the robot cleaner is greater than a predetermined value, and a calculated height of the characteristic point is higher than a reference height, and wherein the controller generates the cleaning map using the determined characteristic point.