Patent application number | Description | Published |
20100288307 | Robot cleaner and method for controlling the same - A robot cleaner to perform a cleaning process by changing a traveling pattern according to a cleaning start position and a method for controlling the same are disclosed. The robot cleaner recognizes a current position of the robot cleaner upon receiving the automatic cleaning command. If the automatic cleaning process starts from the charger, the robot cleaner performs the automatic cleaning process using a conventional cleaning method. Otherwise, if the automatic cleaning process starts from the outside of the charger, the robot cleaner changes a traveling pattern, performs the spot cleaning process and then selectively performs the automatic cleaning process. | 11-18-2010 |
20100292839 | Mobile robot system and method of controlling the same - Disclosed herein are a mobile robot system to restrict a traveling region of a robot and to guide the robot to another region, and a method of controlling the same. Only when a remote controller reception module of a beacon senses a signal transmitted from a mobile robot, the sensed result is reported to the mobile robot in the form of a response signal. In addition, the Field-of-View (FOV) of the remote control reception module is restricted by a directivity receiver. Only when the signal transmitted from the mobile robot is sensed within the restricted FOV, the sensed result is reported to the mobile robot. | 11-18-2010 |
20100313364 | Robot cleaner and control method thereof - Disclosed herein are a robot cleaner having an improved travel pattern and a control method thereof. The robot cleaner performs cleaning using zigzag travel as a basic cleaning traveling manner, and then performs cleaning using random travel as a finishing cleaning traveling manner so as to clean areas skipped during the zigzag travel. The robot cleaner performs the zigzag travel while maintaining a designated interval with a travel route proceeding to a wall regardless of a direction proceeding to the wall, and employs an improved zigzag travel method to maintain a zigzag travel pattern, if the robot cleaner senses an obstacle during the zigzag travel. | 12-16-2010 |
20100313910 | ROBOT CLEANER AND METHOD OF CONTROLLING TRAVELING THEREOF - Disclosed herein are a robot cleaner that has an improved traveling performance, and a method of controlling traveling thereof. The robot cleaner allows driving wheels, which move the robot cleaner, and a brush unit, which sweeps dust on a floor, to be rotated in the same direction. | 12-16-2010 |
20100324734 | ROBOT CLEANER AND METHOD OF CONTROLLING TRAVEL OF THE SAME - A robot cleaner that travels straight through alignment of drive wheels to move the robot cleaner and a method of controlling travel of the same. Information related to a movement angle of the robot cleaner is detected from angle information of a caster wheel rotating depending upon a state of a floor, such as a carpet in a state in which texture of the carpet occurs in one direction, and, when the movement angle of the robot cleaner deviates due to slippages of the drive wheels, rates of rotation of the drive wheels are adjusted to correct the slippages of the drive wheels such that the robot cleaner easily travels straight. | 12-23-2010 |
20100324736 | Robot cleaner, docking station, robot cleaner system including robot cleaner and docking station, and method of controlling robot cleaner - A robot cleaner system is described including a docking station to form a docking area within a predetermined angle range of a front side thereof, to form docking guide areas which do not overlap each other on the left and right sides of the docking area, and to transmit a docking guide signal such that the docking guide areas are distinguished as a first docking guide area and a second docking guide area according to an arrival distance of the docking guide signal. The robot cleaner system also includes a robot cleaner to move to the docking area along a boundary between the first docking guide area and the second docking guide area when the docking guide signal is sensed and to move along the docking area so as to perform docking when reaching the docking area. | 12-23-2010 |
20110010873 | Cleaning apparatus - A cleaning apparatus including a main body, a dust collection unit detachably installed on the main body and provided with a plurality of inlets, through which foreign substances are introduced into the dust collection unit, and a connection hole, to which an external instrument is connected, a shutter to open and close one inlet, and a cap to open and close the connection hole. The shutter opens and closes the inlet in cooperation with one of whether or not the dust collection unit is attached to or detached from the main body and whether or not the connection hole is opened or closed. | 01-20-2011 |
20110118928 | Control method of performing rotational traveling of robot cleaner - Disclosed herein is a control method of a robot cleaner in which a robot cleaner is moved at an arbitrary starting angle along a rotation trajectory having an arbitrary rotational center and rotation radius during obstacle-following traveling, whereby an obstacle-following traveling time is reduced and consequently, a movement time of the robot cleaner is reduced. | 05-19-2011 |
20110236026 | Robot cleaner, docking station, robot cleaner system including robot cleaner and docking station, and method of controlling robot cleaner - A robot cleaner system is described including a docking station to form a docking area within a predetermined angle range of a front side thereof, to form docking guide areas which do not overlap each other on the left and right sides of the docking area, and to transmit a docking guide signal such that the docking guide areas are distinguished as a first docking guide area and a second docking guide area according to an arrival distance of the docking guide signal. The robot cleaner system also includes a robot cleaner to move to the docking area along a boundary between the first docking guide area and the second docking guide area when the docking guide signal is sensed and to move along the docking area so as to perform docking when reaching the docking area. | 09-29-2011 |
20110238214 | Robot cleaner, docking station, robot cleaner system including robot cleaner and docking station, and method of controlling robot cleaner - A robot cleaner system is described including a docking station to form a docking area within a predetermined angle range of a front side thereof, to form docking guide areas which do not overlap each other on the left and right sides of the docking area, and to transmit a docking guide signal such that the docking guide areas are distinguished as a first docking guide area and a second docking guide area according to an arrival distance of the docking guide signal. The robot cleaner system also includes a robot cleaner to move to the docking area along a boundary between the first docking guide area and the second docking guide area when the docking guide signal is sensed and to move along the docking area so as to perform docking when reaching the docking area. | 09-29-2011 |
20110278082 | SENSING SYSTEM AND MOVING ROBOT HAVING THE SAME - A moving robot includes a sensing system. The moving robot includes light sources generating light, an optical guide to receive, diffuse, and emit the light generated from the light source, and light receiving sensors to receive the light emitted from the optical guide and then reflected by the object. Light irradiated from the light sources is diffused and emitted to a wide region through the optical guide, thereby allowing light to be emitted to the wide region with a small number of the light sources. | 11-17-2011 |
20130000675 | ROBOT CLEANER AND CONTROL METHOD THEREOF - A robot cleaner which does not stop to change a traveling direction thereof, and a control method thereof includes setting a territory about which cleaning will be performed based on position data acquired during traveling about a cleaning area, predetermining a cleaning path to clean the territory about which cleaning will be performed, and if the cleaning path includes a zigzag traveling path, changing the traveling direction of the robot cleaner by executing curved traveling of the robot cleaner during traveling along the zigzag traveling path, thus decreasing the time required to clean an area during a change of the traveling direction of the robot cleaner. | 01-03-2013 |
20130096717 | ROBOT CLEANER AND METHOD FOR CONTROLLING THE SAME - Disclosed are a robot cleaner and a method for controlling the same, capable of controlling a travelling or cleaning pattern of a robot cleaner in accordance with extension and retraction operations of an auxiliary cleaning tool to perform an efficient cleaning operation. The robot cleaner includes a plurality of auxiliary cleaning units mounted to a bottom of the robot cleaner such that the auxiliary cleaning units are extendable and retractable, an obstacle sensor to sense an obstacle in a cleaning region of the robot cleaner, and a control unit to extend the auxiliary cleaning units while travelling in a wall tracing manner along the periphery of the cleaning region, and to retract the auxiliary cleaning units while the robot cleaner travels in an inner portion of the cleaning region when traveling of the periphery of the cleaning region is finished. | 04-18-2013 |
20130227801 | CLEANING APPARATUS - A cleaning apparatus including a main body, a dust collection unit detachably installed on the main body and provided with a plurality of inlets, through which foreign substances are introduced into the dust collection unit, and a connection hole, to which an external instrument is connected, a shutter to open and close one inlet, and a cap to open and close the connection hole. The shutter opens and closes the inlet in cooperation with one of whether or not the dust collection unit is attached to or detached from the main body and whether or not the connection hole is opened or closed. | 09-05-2013 |
20130232703 | AUTONOMOUS CLEANING MACHINE - Disclosed herein is an autonomous cleaning machine with a brush cleaning unit to clean a brush unit. The autonomous cleaning machine includes a main body, the brush unit rotatably provided on the main body, first brush cleaning members contacting the brush unit to move foreign substances wound on the brush unit in a lengthwise direction of the brush unit, and second brush cleaning members contacting the brush unit to remove the foreign substances wound on the brush unit from the brush unit. | 09-12-2013 |
20140034086 | ROBOT CLEANER AND METHOD FOR CONTROLLING THE SAME - A robot cleaner to perform a cleaning process by changing a traveling pattern according to a cleaning start position and a method for controlling the same are disclosed. The robot cleaner recognizes a current position of the robot cleaner upon receiving the automatic cleaning command. If the automatic cleaning process starts from the charger, the robot cleaner performs the automatic cleaning process using a conventional cleaning method. Otherwise, if the automatic cleaning process starts from the outside of the charger, the robot cleaner changes a traveling pattern, performs the spot cleaning process and then selectively performs the automatic cleaning process. | 02-06-2014 |
20140156071 | MOBILE ROBOT SYSTEM AND METHOD OF CONTROLLING THE SAME - A method of controlling a mobile robot system is provided. The method includes at a mobile robot, transmitting a signal while traveling in a traveling region, at a beacon, receiving the signal transmitted from the mobile robot over 360 degrees and determining whether the mobile robot has approached the beacon, at the beacon, transmitting a response signal to the mobile robot if the mobile robot has approached the beacon, and at the mobile robot, performing avoidance navigation to prevent collision with the beacon when the mobile robot receives the response signal of the beacon. | 06-05-2014 |
20140165328 | AUTONOMOUS CLEANING MACHINE - Disclosed herein is an autonomous cleaning machine with a brush cleaning unit to clean a brush unit. The autonomous cleaning machine includes a main body, the brush unit rotatably provided on the main body, first brush cleaning members contacting the brush unit to move foreign substances wound on the brush unit in a lengthwise direction of the brush unit, and second brush cleaning members contacting the brush unit to remove the foreign substances wound on the brush unit from the brush unit. | 06-19-2014 |