Abstract: An autonomous mobile robot is provided. The autonomous mobile robot includes an upper module including a cargo space provided therein, and a cover, a lower module positioned under the upper module and providing a driving force, and a driving module provided in the lower module, in which the driving module includes a plurality of pairs of wheels capable of asynchronously contacting a road surface or ground so as to overcome a step or a stair.

Abstract: An autonomous mobile robot is provided. The autonomous mobile robot includes an upper module including a cargo space provided therein, and a cover, a lower module positioned under the upper module and providing a driving force, a driving module provided in the lower module, and a control unit that controls an operation of the driving module, in which the driving module includes a plurality of pairs of wheels capable of asynchronously contacting a road surface or ground so as to overcome a step or a stair.

Abstract: A mobile robot platform system evolves autonomous driving ability of a mobile robot through reinforcement learning in various environments. The mobile robot platform system includes a remote control unit configured to perform remote control of the mobile robot according to its purpose of use; an autonomous driving unit configured to autonomously drive the mobile robot in an autonomous driving section based on a preset criterion; a data collection unit configured to collect data for driving of the mobile robot; a learning unit configured to train the mobile robot using reinforcement learning data including the collected data; and a determination unit configured to determine a remote control section and the autonomous driving section based on a level of the training when the mobile robot moves to a corresponding destination.

Abstract: A driving module of an autonomous mobile robot is provided. The driving module includes a first wheel in constant contact with ground or road surface and having a first rotational axis; second and third wheels constrained in their positions relative to each other; a rear bar on which a second rotational axis of the second wheel is positioned at one end, an upper axis portion is provided at the other end, and an intermediate axis portion is provided in the middle; a front bar on which a third rotational axis of the third wheel is positioned at one end, in which the other end of the front bar is pivotably coupled to the intermediate axis portion; and a suspension unit of which one end is pivotably coupled to the upper axis portion and the other end is pivotably coupled to the third rotational axis or the front bar.

Abstract: An autonomous mobile robot is provided. The autonomous mobile robot includes an upper module including a cargo space provided therein, and a cover, a lower module positioned under the upper module and providing a driving force, and a driving module provided in the lower module, in which the driving module includes a plurality of pairs of wheels capable of asynchronously contacting a road surface or ground so as to overcome a step or a stair.

Abstract: A multi-axis actuator according to one embodiment of the present invention comprises: a rectangular parallelepiped housing having first and second output surfaces vertical to each other, and first and second facing surfaces, which are respectively arranged in parallel to the first and second output surfaces so as to be vertical to each other; a first output gear for rotating around a first rotary shaft vertical to the first output surface; a second output gear for rotating around a second rotary shaft vertical to the second output surface, wherein the second rotary shaft is positioned at a height different from that of the first rotary shaft; and first and second driving motors provided inside the housing so as to respectively provide rotating power to the first and second output gears.

Abstract: A multi-axis actuator according to one embodiment of the present invention comprises: a rectangular parallelepiped housing having first and second output surfaces vertical to each other, and first and second facing surfaces, which are respectively arranged in parallel to the first and second output surfaces so as to be vertical to each other; a first output gear for rotating around a first rotary shaft vertical to the first output surface; a second output gear for rotating around a second rotary shaft vertical to the second output surface, wherein the second rotary shaft is positioned at a height different from that of the first rotary shaft; and first and second driving motors provided inside the housing so as to respectively provide rotating power to the first and second output gears.