Abstract: Disclosed is a square-shaped service serving robot with an excellent service provision space utilization and, more specifically, to a square shaped service serving robot with an excellent service provision space utilization that it serves various services to be provided to customers, 5 provides a tableware return function depending on the situation, and maximizes driving safety and stability of the service serving robot by including sensors capable of detecting and recognizing obstacles and flow status information in real time, thereby promoting the usability and effectiveness of the service serving robot and the safety of the store.

Abstract: A method of collision detection braking control in a serving robot according to various embodiments of the present invention is disclosed. The method includes: acquiring sensitivity and a braking time related to collision detection of a serving robot; determining collision detection reference values for each movement state based on the sensitivity; monitoring the movement state of the serving robot and a motor current value of the serving robot; and controlling the serving robot to brake for the braking time when the motor current value exceeds the collision detection reference value corresponding to the movement state.

Abstract: A method of obstacle avoidance control of a serving robot according to various embodiments of the present invention is disclosed. The method may include: generating optimal paths for each of a plurality of tables included in a space in which the serving robot performs serving based on map information on the space; when serving for a specific table is set, transmitting a specific optimal path for moving to a target point corresponding to the specific table to the serving robot and controlling the serving robot to move to the target point through the specific optimal path; and when the serving robot recognizes an obstacle while moving to the target point and stops moving, controlling the serving robot to wait and then move to the target point through the specific optimal path or move to the target point through an avoidance path.

Abstract: Provided are a goods delivery system and method using an unmanned delivery robot. A goods delivery system using an unmanned delivery robot according to various embodiments of the present invention includes an unmanned delivery robot placed within a predetermined space and a server that controls an operation of the unmanned delivery robot, in which the server controls the operation of the unmanned delivery robot based on delivery information for the predetermined space to allow goods corresponding to the delivery information to be delivered to a delivery point through the unmanned delivery robot.

Abstract: Disclosed is an autonomous mobile service robot system for recognizing an automatic door and, in more detail, an autonomous mobile service robot system for recognizing an automatic door, the autonomous mobile service robot system enabling an autonomous mobile service robot to recognize an automatic door during moving, pass through the automatic door without an error in determination, and autonomously drive safely and stably for services by recognizing and defining information about an automatic door in simultaneously localization map-building (SLAM) of an autonomous mobile service robot that is operated for multiple purposes so that an accurate map considering location information of the automatic door is built.

Abstract: Disclosed is a service robot interlocking kitchen control system capable of processing a calling bell signal in that it checks and controls information about a serving robot capable of processing a calling signal generated from a calling bell as well as information of a hall (inside a store) in a kitchen, thereby ensuring smooth service mobility.

Abstract: The present invention relates to a transparent object recognition autonomous driving service robot means and, more specifically, to a transparent object recognition autonomous driving service robot means which recognizes and defines information on a transparent object to allow an accurate map to be constructed in consideration of information on the transparent object when preparing a simultaneous localization map-building (SLAM) of an autonomous driving service robot operated for various purposes so that the autonomous driving service robot may perform autonomous driving for a safe and stable service without an error in recognition and determination of the transparent object.

Abstract: The present invention relates to an obstacle avoidance restaurant serving robot with adaptive positioning and an adaptive positioning method, and more specifically, to a restaurant serving robot capable of obstacle avoidance and adaptive positioning to provide efficient and unhindered service to users, and an adaptive positioning method.

Abstract: The present invention relates to a self-driving serving robot system for service calls for multi-story buildings that improves the mobility of the self-driving service robot, expands its range of movement, and provides various services to customers.

Abstract: The present invention relates to a multifunctional autonomous serving robot and, more specifically, to a multifunctional autonomous serving robot which has a serving function, and to which additional unique functions other than the serving function can be easily added or modified using an independent module to activate a variety of functions and thus maximize the utility and usefulness of the serving robot.

Abstract: A restaurant service robot moves to a target table along a movement path in a state in which a plurality of trays, on which food can be placed, are arranged to be vertically spaced a predetermined distance apart from each other to form a multi-layer structure and food is accommodated on the trays, so as to induce, through a voice or a display, a customer to take the food. The restaurant service robot comprises a communication function unit, an image receiving unit, a path search unit, one or more tray seating units, an information display unit, and an external input unit.