Abstract: Provided is a stacked electrode assembly including: a lowermost electrode arranged on a lowermost portion of the stacked electrode assembly; an uppermost electrode arranged on an uppermost portion of the stacked electrode assembly; at least one unit stacked body arranged between the lowermost electrode and the uppermost electrode and including a positive electrode, a negative electrode, and a separator, the separator being arranged between the positive electrode and the negative electrode; and a separator arranged between the lowermost electrode and the at least one unit stacked body, and between the at least one unit stacked body and the uppermost electrode. A capacity and energy density of a lithium battery may be improved by employing an electrode including a mesh electrode current collector as the lowermost electrode or the uppermost electrode of the stacked electrode assembly.

Abstract: A fuel cell apparatus may include a stack, a stack air blower configured to supply external air to the stack, a humidifier configured to extract moisture contained in exhaust air and to supply the extracted moisture to external air supplied to the stack, a first bypass channel configured to allow exhaust air to bypass the humidifier, a first three-way valve controlled to adjust the amount of exhaust air that bypasses the humidifier, and a humidity sensor configured to sense the humidity of external air. The fuel cell apparatus may also include a second bypass channel configured to allow external air to bypass the humidifier, a second three-way valve controlled to adjust the amount of external air that bypasses the humidifier, and a controller configured to control the first three-way valve and the second three-way valve depending on the sensed humidity value of the external air.

Abstract: A robot for moving in an administrator mode, can include a positioning sensor configured to sense a transmitter for calculating a position of the transmitter; an obstacle sensor configured to sense an obstacle around the robot; a driver configured to move the robot; and a controller configured to in response to receiving a signal from the transmitter, align the robot toward the position of a transmitter, move the robot toward the transmitter while avoiding one or more obstacles sensed by the obstacle sensor, and in response to no longer receiving the signal from the transmitter or a distance between the transmitter and the robot being equal to or less than a preset distance, stop the robot.

Abstract: Provided are a marker for space recognition, a method of moving and lining up a robot based on space recognition, and a robot, and the robot that lines up and moves based on space recognition includes: a camera sensor that images a marker disposed on a traveling floor of the robot or a side of the traveling floor; and a control unit that analyzes an image captured by the camera sensor, calculates a moving direction or a moving speed of the robot on the basis of the marker, and controls a movement unit.

Abstract: A robot can include a cart to receive one or more objects; a camera sensor to photograph a periphery of the robot and capture an image of a user of the robot; a handle assembly coupled to the cart; a moving part to move the robot; a force sensor to sense a force applied to the handle assembly; and a controller configured to generate physical characteristics information on physical characteristics of the user of the robot based on the image of the user, and adjust at least one of a moving direction of the robot, a moving speed of the moving part and a value of torque applied to a motor of the moving part, based on the physical characteristics information and a magnitude of the force applied to the handle assembly sensed by the force sensor.

Abstract: An antitheft system of a user terminal module and a mobile robot capable of being used as a shopping cart are disclosed. The antitheft system includes: a user terminal module generating terminal location data comprising location coordinates; a mobile robot assisting in driving through conversion of a drive mode into a preset drive mode depending upon a location of the user terminal module and a distance from the mobile robot to the user terminal module while generating and outputting robot location data comprising location data thereof in real time; and a monitoring device monitoring locations of the user terminal module and the mobile robot in real time and controlling the terminal module and the mobile robot to perform an antitheft operation depending upon a region in which the terminal module and the mobile robot are placed, thereby improving reliability by preventing theft and loss of the user terminal module and the mobile robot.

Abstract: The present disclosure relates to a marker, a method for moving a cart-robot in a marker following mode, and a cart-robot that implements such method, and according to an embodiment of the present disclosure, the cart-robot that moves in the marker following mode includes a camera sensor that photographs the marker disposed on a travelling surface of the cart-robot or a side surface or the travelling surface or the ceiling of the travelling surface and a controller that analyzes an image photographed by the camera sensor, calculates a moving direction or a moving speed of the cart-robot that moves along the marker or a path where a plurality of markers are disposed by analyzing the image photographed by the camera sensor and controls a mover to move the cart-robot into a space indicated by the marker.

Abstract: Provided are a marker for space recognition, a method of moving and lining up a robot based on space recognition, and a robot, and the robot that lines up and moves based on space recognition includes: a camera sensor that images a marker disposed on a traveling floor of the robot or a side of the traveling floor; and a control unit that analyzes an image captured by the camera sensor, calculates a moving direction or a moving speed of the robot on the basis of the marker, and controls a movement unit.

Abstract: An antitheft system of a user terminal module and a mobile robot capable of being used as a shopping cart are disclosed. The antitheft system includes: a user terminal module generating terminal location data comprising location coordinates; a mobile robot assisting in driving through conversion of a drive mode into a preset drive mode depending upon a location of the user terminal module and a distance from the mobile robot to the user terminal module while generating and outputting robot location data comprising location data thereof in real time; and a monitoring device monitoring locations of the user terminal module and the mobile robot in real time and controlling the terminal module and the mobile robot to perform an antitheft operation depending upon a region in which the terminal module and the mobile robot are placed, thereby improving reliability by preventing theft and loss of the user terminal module and the mobile robot.

Abstract: A robot for moving in an administrator mode, can include a positioning sensor configured to sense a transmitter for calculating a position of the transmitter; an obstacle sensor configured to sense an obstacle around the robot; a driver configured to move the robot; and a controller configured to in response to receiving a signal from the transmitter, align the robot toward the position of a transmitter, move the robot toward the transmitter while avoiding one or more obstacles sensed by the obstacle sensor, and in response to no longer receiving the signal from the transmitter or a distance between the transmitter and the robot being equal to or less than a preset distance, stop the robot.

Abstract: A robot can include a cart to receive one or more objects; a camera sensor to photograph a periphery of the robot and capture an image of a user of the robot; a handle assembly coupled to the cart; a moving part to move the robot; a force sensor to sense a force applied to the handle assembly; and a controller configured to generate physical characteristics information on physical characteristics of the user of the robot based on the image of the user, and adjust at least one of a moving direction of the robot, a moving speed of the moving part and a value of torque applied to a motor of the moving part, based on the physical characteristics information and a magnitude of the force applied to the handle assembly sensed by the force sensor.

Abstract: Disclosed is a mobile robot management service system. The mobile robot management service system can assist in automatic charging of a user terminal module through a detachable holding structure of the user terminal module and a mobile robot, can secure private data of a user requesting use of the mobile robot through a mobile communication device, and allows only a user obtaining use approval to use the user terminal module and the mobile robot, thereby improving reliability by preventing theft and loss of the mobile robot and the user terminal module.

Abstract: A robot may include: a frame module constituting a main body; a driver module for powering a wheel rotatably coupled to the frame module; a position detector for detecting a position of a user terminal device; and a main controller configured for: controlling the driver module to operate in a user following mode based on a position of the user terminal device; and controlling the driver module to operate in a driving-power supporting mode based on whether a manual driving detector detects a user touch. The frame module may by coupled to a basket so that the robot may provide a transport service as a shopping cart, such as driving along a user's travel path in a following mode or supporting a user-supplied driving power when a user manually controls the cart.

Abstract: An accumulator and an air conditioner having the same are provided. The air conditioner may include at least one indoor unit connected to an outdoor unit, the outdoor unit including a compressor compressing refrigerant and an accumulator transferring gas refrigerant into the compressor. The accumulator may include a housing, an inflow tube guiding refrigerant into the housing through a guide tube, and a discharge tube discharging the refrigerant from the housing. A portion of the guide tube protrudes out of the housing, and a distance between the discharge tube and a bottom of the housing is greater than that between the protruded portion of the guide tube and the bottom of the housing.

Abstract: An accumulator and an air conditioner having the same are provided. The air conditioner may include at least one indoor unit connected to an outdoor unit, the outdoor unit including a compressor compressing refrigerant and an accumulator transferring gas refrigerant into the compressor. The accumulator may include a housing, an inflow tube guiding refrigerant into the housing through a guide tube, and a discharge tube discharging the refrigerant from the housing. A portion of the guide tube protrudes out of the housing, and a distance between the discharge tube and a bottom of the housing is greater than that between the protruded portion of the guide tube and the bottom of the housing.