Abstract: Provided is an ingredient extraction device which measures weight information of an ingredient extracted by a gripper, determines ratio information between a plurality of ingredients on the basis of order information on an order ordered by a customer using a server, controls the gripper to extract the plurality of ingredients in a preset order, and calculates extraction weight information of an ingredient to be extracted later from one or more pieces of weight information of an ingredient extracted in a previous turn on the basis of the ratio information.

Abstract: A structure for providing an indoor space includes an air-sterilizing apparatus configured to suction in air existing in the indoor space and to sterilize the suctioned air, a droplet blocking table configured to discharge the sterilized air in a direction toward a table top so as to allow the discharged air to be suctioned in along a central axis of the droplet blocking table, an air-conditioning apparatus configured to move the air suctioned in by the droplet blocking table, and an ordering apparatus configured to perform an order for a menu according to information input from a user.

Abstract: There is provided an unmanned cafe management system including a making device, an error control device to control the making device by setting the making device into disabled state and generate an error occurrence signal when receiving an error signal of the making device, an inspection management device to receive input of a management completion signal, measure an elapsed time and generate a management request signal when the elapsed time reaches a time interval according to a management request ratio to a management cycle, and a manager terminal device to receive and output the error occurrence signal or the management request signal.

Abstract: There is provided a mobile antiviral robot including a first antiviral unit to purify air, a second antiviral unit provided to spray a disinfectant solution, a third antiviral unit provided to emit ultraviolet radiation, a sensor unit to measure a pollution degree of the air, detect an object and generate position information, a learning unit to generate a path model by learning the position information, and a control unit to control a rotation speed of a blowing fan, set a movement path according to a status of the object, set as a region of interest when the pollution degree is greater than a preset pollution threshold range, and generate a movement path from the path model.

Abstract: A circuit board according to an embodiment of the present invention comprises: a first metal layer; an insulating layer disposed on the first metal layer and comprising boron nitride agglomerate particles coated with a resin; and a second metal layer disposed on the insulating layer, wherein: one of both surfaces of the first metal layer, on which the insulating layer is disposed, is in at least partial contact with one surface of the insulating layer; one of both surfaces of the second metal layer, on which the insulating layer is disposed, is in at least partial contact with the other surface of the insulating layer; a plurality of grooves are formed on a surface which is one of both surfaces of at least one of the first metal layer and the second metal layer and which has the insulating layer disposed thereon; at least some of the particles are arranged in at least some of the plurality of grooves; the width (W) of at least one of the plurality of grooves is 1 to 1.

Abstract: A circuit board according to an embodiment of the present invention comprises: a first metal layer; an insulating layer disposed on the first metal layer and comprising boron nitride agglomerate particles coated with a resin; and a second metal layer disposed on the insulating layer, wherein: one of both surfaces of the first metal layer, on which the insulating layer is disposed, is in at least partial contact with one surface of the insulating layer; one of both surfaces of the second metal layer, on which the insulating layer is disposed, is in at least partial contact with the other surface of the insulating layer; a plurality of grooves are formed on a surface which is one of both surfaces of at least one of the first metal layer and the second metal layer and which has the insulating layer disposed thereon; at least some of the particles are arranged in at least some of the plurality of grooves; the width (W) of at least one of the plurality of grooves is 1 to 1.

Abstract: A driving IC for a display device that reduces the number of circuits included in a source driver, thereby decreasing the entire chip area of the driving IC. The driving IC drives a panel including a plurality of pixels whose respective gradations are represented by M-bit gradation data, and includes a memory storing gradation data for representing respective gradations of the plurality of pixels, a multiplexer unit receiving the gradation data from the memory and transmitting the M-bit gradation data through L transmission lines, where L is less than M, and a source driver serially receiving the gradation data through the L transmission lines and sequentially processing the serially received gradation data.