Abstract: The present invention provides a system for a customized AI composition platform and an operating method of a music curator device. The system comprises a music curator device training deep learning models to generate songs and a platform server providing comprehensive services by providing learning data and deep learning models for automatic composition and collecting trained deep learning models and/or generated song data from at least one or more music curator device, wherein the music curator device transmits a deep learning model trained by a music curator or song data generated by the trained deep learning model to an open market platform.

Abstract: The present disclosure relates to a touch sensing device and a coordinate correction method, and more particularly, to a technique of determining a degree, to which a drawn line is curved (a straight line/a curved line), according to gradient values of straight lines that can be generated by touch coordinates and adaptively correcting the coordinates.

Abstract: The present disclosure relates to a technology for sensing a touch panel, in which vertical pattern electrodes and horizontal pattern electrodes are disposed, and provides a method for determining the sense of two touches when two touches are sensed in a touch panel and a method for preventing a ghost touch when changing data in an SNS touch pattern to data in a normal pattern at the time of sensing two touches.

Abstract: The present disclosure relates to a technology to sense a touch panel on which vertical pattern electrodes and horizontal pattern electrodes are disposed and provides a technology to identify touch coordinates based on sensing values of the vertical pattern electrodes and the horizontal pattern electrodes.

Abstract: The present disclosure relates to a touch sensing device and a coordinate correction method, and more particularly, to a technique of determining a degree, to which a drawn line is curved (a straight line/a curved line), according to gradient values of straight lines that can be generated by touch coordinates and adaptively correcting the coordinates.

Abstract: The present disclosure relates to a technology to sense a touch panel on which vertical pattern electrodes and horizontal pattern electrodes are disposed and provides a technology to identify touch coordinates based on sensing values of the vertical pattern electrodes and the horizontal pattern electrodes.

Abstract: The present disclosure relates to a technology for sensing a touch panel, in which vertical pattern electrodes and horizontal pattern electrodes are disposed, and provides a method for determining the sense of two touches when two touches are sensed in a touch panel and a method for preventing a ghost touch when changing data in an SNS touch pattern to data in a normal pattern at the time of sensing two touches.

Abstract: A touch sensing device includes a touch coordinate calculation unit configured to calculate touch coordinates for touch inputs that occurred on a touch screen panel, a reference coordinate setting unit configured to set one reference coordinate for each predetermined sample section on the basis of positions at which the touch coordinates are generated, and a touch coordinate correction unit configured to generate touch output-coordinates for the touch coordinates by smoothing each of touch coordinates positioned in a corresponding sample section on the basis of the reference coordinate set for the corresponding sample section.

Abstract: The present disclosure relates to a touch sensing technology for sensing noise in order to avoid the noise, which allows previously prevent the possibility that a frequency of a driving signal is changed in a predetermined order or at random by changing the frequency of the driving signal in conformity with a frequency least affected by the noise.

Abstract: The present disclosure relates to a touch sensing technology for sensing noise in order to avoid the noise, which allows previously prevent the possibility that a frequency of a driving signal is changed in a predetermined order or at random by changing the frequency of the driving signal in conformity with a frequency least affected by the noise.

Abstract: A touch sensing device for fitting a drawing line according to one aspect of the present disclosure, which is capable of improving the smoothness of the touch-drawing line and simultaneously reducing the distortion of the touch-drawing line, includes a touch coordinate calculation unit configured to calculate touch coordinates for touch inputs occurred on a touch screen panel, a reference coordinate setting unit configured to set one reference coordinate for each predetermined sample section on the basis of positions at which the touch coordinates are generated, and a touch coordinate correction unit configured to generate touch output-coordinates for the touch coordinates by smoothing each of touch coordinates positioned in a corresponding sample section on the basis of the reference coordinate set for the corresponding sample section.

Abstract: Provided is an electrical steel sheet comprising: a groove formed in a surface of a steel sheet, wherein the groove includes a bottom surface, a first side surface extending from the bottom surface, and a second side surface extending from the bottom surface in opposite to the first side surface, wherein the groove has a depth from the surface to the bottom surface, a width in a rolling direction of the steel sheet, and a length in a width direction of the steel sheet, and wherein the groove is formed through laser-irradiation and removal of melt produced by the laser-irradiation; an opening defined by the bottom surface, the first side surface and the second side surface; and a first solidification portion formed on the first side surface of the groove. The first solidification portion is formed by a solidification of part of the melt produced from the laser-irradiation.

Abstract: A charging system by autonomous guide of drone includes a drone for being autonomously guided to a charging station on the basis of location and altitude coordinates for charging and for transmitting a charged information to a control station when the charging is completed; a charging station for recognizing the approach of the drone within a chargeable range and for controlling the guide flight of the drone and transmitting a charged information to the control station when the charging is completed; and a control station for detecting the state of charge of the drone in real time and for transmitting a location coordinate and altitude coordinate of the charging station to the drone for guiding flight to the charging station.

Abstract: Provided is an electrical steel sheet comprising: a groove formed in a surface of a steel sheet, wherein the groove includes a bottom surface, a first side surface extending from the bottom surface, and a second side surface extending from the bottom surface in opposite to the first side surface, wherein the groove has a depth from the surface to the bottom surface, a width in a rolling direction of the steel sheet, and a length in a width direction of the steel sheet, and wherein the groove is formed through laser-irradiation and removal of melt produced by the laser-irradiation; an opening defined by the bottom surface, the first side surface and the second side surface; and a first solidification portion formed on the first side surface of the groove. The first solidification portion is formed by a solidification of part of the melt produced from the laser-irradiation.

Abstract: An oriented electrical steel sheet and a method of manufacturing the same are provided, and in a method of manufacturing an oriented electrical steel sheet including processes of producing a hot rolled plate by hot rolling a steel slab, performing or omitting hot rolled plate annealing, performing cold rolling, performing decarburization and nitride annealing, and performing final high temperature annealing, the decarburization and nitride annealing process is performed in a dew point range of 35-55° C., and in the final annealing process, a glassless additive including MgO is applied.

Abstract: Provided is a grain-oriented electric steel sheet having superior magnetic property and to a grain-oriented electric steel sheet including 2.0 to 4.5 weight % of Si, 0.001 to 0.10 weight % of C, 0.010 weight % or lower of Al, 0.08 weight % or lower of Mn, 0.005 weight % or lower of N, 0.002 to 0.050 weight % of S, the remainder being Fe and other unavoidable impurities. The steel sheet having been subjected to secondary recrystallization using at least any one of grain boundary-segregated elementary S and an FeS precipitate as a grain growth inhibitor.

Abstract: A charging system by autonomous guide of drone includes a drone for being autonomously guided to a charging station on the basis of location and altitude coordinates for charging and for transmitting a charged information to a control station when the charging is completed; a charging station for recognizing the approach of the drone within a chargeable range and for controlling the guide flight of the drone and transmitting a charged information to the control station when the charging is completed; and a control station for detecting the state of charge of the drone in real time and for transmitting a location coordinate and altitude coordinate of the charging station to the drone for guiding flight to the charging station.

Abstract: Disclosed herein is a billing system for electric vehicle charging, which enables optimal charging and billing, considering details associated with electric vehicle charging, such as charging quality corresponding to charging power supply states, and an estimated rate determined differently according to a charging time and a charging power quantity. The present invention has a maximum electricity quantity sensing function, a charging electricity quantity setting function based on a sensing value, and a charging condition setting function based on a power reserve rate on a basis of a time, a user, an area, and a power company, a regional power situation, and the like.