Abstract: The present invention relates to an apparatus and method for automatically generating machine reading comprehension training data, and more particularly, to an apparatus and method for automatically generating and managing machine reading comprehension training data based on text semantic analysis. The apparatus for automatically generating machine reading comprehension training data according to the present invention includes a domain selection text collection unit configured to collect pieces of text data according to domains and subjects, a paragraph selection unit configured to select a paragraph using the pieces of collected text data and determine whether questions and correct answers are generatable, and a question and correct answer generation unit configured to generate questions and correct answers from the selected paragraph.

Abstract: A battery switch driving circuit according to an embodiment of the present invention comprises: a first battery input terminal and a second battery input terminal; a converter positioned between the first battery input terminal and the second battery input terminal; a first switch positioned between the second battery input terminal and the converter, so as to cut off a power input of the second battery input terminal when turned off; and a switch driving unit for turning on the first switch, wherein the switch driving unit comprises: a first capacitor which is charged or discharged according to on/off of a second switch operated by a PWM signal; and a second capacitor which is charged according to on/off of the second switch by a voltage charged in the first capacitor, so as to turn on the first switch.

Abstract: The quantum dot comprises a ligand which is a copolymer comprising a first repeating unit comprising at least one or more hole transporting functional groups and a second repeating unit comprising at least one or more photocrosslinking functional groups.

Abstract: A method of manufacturing a multilayer metal plate by electroplating includes a first forming operation of forming one of a first metal layer and a second metal layer on a substrate by electroplating, wherein the second metal layer is less recrystallized than the first metal layer, the second metal layer is comprised of nanometer-size grains, and the second metal layer has a higher level of tensile strength than the first metal layer; and a second forming operation of forming, by electroplating, a third metal layer not formed in the first forming operation on a surface of one of the first metal layer and the second metal layer formed in the first forming operation.

Abstract: A gene amplification chip includes a chamber layer, a cover layer, a bottom layer, an inlet, and an outlet. The chamber layer has a first passage and through holes which are formed on one side of the first passage. The cover layer is disposed on one side of the chamber layer and has a cover channel formed to communicate with the first passage and the through holes, wherein the cover channel, the first passage and the through holes allow passage of liquids in a divided manner. The bottom layer is disposed on another side of the chamber layer and has a bottom channel formed to communicate with the first passage and the through holes. The inlet is formed in the cover layer and communicates with the cover channel. The outlet communicates with any one of the cover channel and the bottom channel.

Abstract: A power tool includes a wrench head having a rotary socket, and a spanner tool mounted in the rotary socket, wherein the rotary socket grips a first component and the spanner tool grips a second components, the first and second component being adjacent.

Abstract: A power tool includes a wrench head having a rotary socket, and a spanner tool mounted in the rotary socket, wherein the rotary socket grips a first component and the spanner tool grips a second components, the first and second component being adjacent.

Abstract: An organic compound, an organic light emitting diode including the compound, and an organic light emitting device including the organic light emitting diode are disclosed. The organic compound may include a fused hetero aromatic moiety having a p-type property and an aza-acridine moiety having an n-type property bonded to the fused hetero aromatic moiety via an aromatic or a hetero aromatic linker. The organic compound has relatively high energy level since it includes plural fused hetero aromatic rings. Holes and electrons can be recombined in an emitting material layer in a balanced manner since the organic compound has a bipolar property. The organic light emitting diode and the organic light emitting device including the organic compound have enhanced luminous efficiency and luminous lifetime.

Abstract: An organic compound, an organic light emitting diode including the compound, and an organic light emitting device including the organic light emitting diode are disclosed. The organic compound may include a fused hetero aromatic moiety having a p-type property and an aza-acridine moiety having an n-type property bonded to the fused hetero aromatic moiety via an aromatic or a hetero aromatic linker. The organic compound has relatively high energy level since it includes plural fused hetero aromatic rings. Holes and electrons can be recombined in an emitting material layer in a balanced manner since the organic compound has a bipolar property. The organic light emitting diode and the organic light emitting device including the organic compound have enhanced luminous efficiency and luminous lifetime.

Abstract: A method for operating a User Equipment (UE) is provided to minimize performance degradation due to a difference between a transmit power for D2B communication and a transmit power for Device to Device (D2D) communication. The method includes transmitting a signal for D2B communication to a Base Station (BS) and a signal for D2D communication to another UE in a first time period, and configuration for the D2D communication, when it is determined there is a difference between a transmit power for the D2B communication and a transmit power for the D2D communication.

Abstract: A digital signal processor is provided. The digital signal processor includes an execution circuit configured to receive a first data including first bits expressed in a signed magnitude method and a second data including second bits expressed in the signed magnitude method, and a control logic circuit configured to output a control signal that determines a type of operation on the first data and the second data based on a command signal, wherein the execution circuit is further configured to perform an operation on the first data and the second data according to a determined type of operation and generate a result of the operation.

Abstract: An apparatus of a transmitter for signal processing in a wireless communication system is provided. The apparatus includes a first signal processing module set configured to process a first signal transmitted to a base station and a second signal processing module set configured to process a second signal transmitted to a terminal, wherein the first signal processed by the first signal processing module set has a different bandwidth than the second signal processed by the second signal processing module set.

Abstract: A digital signal processor is provided. The digital signal processor includes an execution circuit configured to receive a first data including first bits expressed in a signed magnitude method and a second data including second bits expressed in the signed magnitude method, and a control logic circuit configured to output a control signal that determines a type of operation on the first data and the second data based on a command signal, wherein the execution circuit is further configured to perform an operation on the first data and the second data according to a determined type of operation and generate a result of the operation.

Abstract: A frequency-efficient antenna operation method is provided in a multiuser beamforming system. The method includes determining channel correlations and channel gain differences between channels using channel information received from multiple terminals, classifying the multiple terminals into at least one or more clusters using the channel correlations and channel gain differences, selecting a beamforming vector for each of the one or more clusters using the channel information of at least one or more terminals in the one or more clusters, allocating power to the terminals in each of the one or more clusters, and forming a beam based on the allocated power and the selected beamforming vector. According to the method, interference due to sharing space resources may be reduced and more efficient data communication may be achieved.

Abstract: Disclosed are a printed circuit board and a method for manufacturing the same. The method for manufacturing the printed circuit board includes forming a base circuit board including a cavity circuit pattern in a cavity region on upper and lower portions of a substrate and internal circuit layers outside the cavity region, forming a cavity separation layer on the cavity circuit pattern, forming at least one pair of an insulating layer and a circuit layer on the base circuit board, cutting the insulating layer and the cavity separation layer provided on an etch stop pattern by controlling a focal length of a laser beam such that the laser beam reaches a surface of the base circuit board, and removing the insulating layer by separating the cavity separation layer to form the cavity. The cavity separation layer is formed on the cavity circuit pattern, and the resultant structure is cut to the cavity separation layer by using a laser so that the insulating layer is separated.

Abstract: An apparatus of a transmitter for signal processing in a wireless communication system is provided. The apparatus includes a first signal processing module set configured to process a first signal transmitted to a base station and a second signal processing module set configured to process a second signal transmitted to a terminal, wherein the first signal processed by the first signal processing module set has a different bandwidth than the second signal processed by the second signal processing module set.

Abstract: A method for operating a User Equipment (UE) is provided to minimize performance degradation due to a difference between a transmit power for D2B communication and a transmit power for Device to Device (D2D) communication. The method includes transmitting a signal for D2B communication to a Base Station (BS) and a signal for D2D communication to another UE in a first time period, and configuration for the D2D communication, when it is determined there is a difference between a transmit power for the D2B communication and a transmit power for the D2D communication.

Abstract: A frequency-efficient antenna operation method is provided in a multiuser beamforming system. The method includes determining channel correlations and channel gain differences between channels using channel information received from multiple terminals, classifying the multiple terminals into at least one or more clusters using the channel correlations and channel gain differences, selecting a beamforming vector for each of the one or more clusters using the channel information of at least one or more terminals in the one or more clusters, allocating power to the terminals in each of the one or more clusters, and forming a beam based on the allocated power and the selected beamforming vector. According to the method, interference due to sharing space resources may be reduced and more efficient data communication may be achieved.

Abstract: Disclosed are a printed circuit board and a method for manufacturing the same. The method for manufacturing the printed circuit board includes forming a base circuit board including a cavity circuit pattern in a cavity region on upper and lower portions of a substrate and internal circuit layers outside the cavity region, forming a cavity separation layer on the cavity circuit pattern, forming at least one pair of an insulating layer and a circuit layer on the base circuit board, cutting the insulating layer and the cavity separation layer provided on an etch stop pattern by controlling a focal length of a laser beam such that the laser beam reaches a surface of the base circuit board, and removing the insulating layer by separating the cavity separation layer to form the cavity. The cavity separation layer is formed on the cavity circuit pattern, and the resultant structure is cut to the cavity separation layer by using a laser so that the insulating layer is separated.

Abstract: A mobile terminal and a method for controlling charging thereof are disclosed. The mobile terminal sets a partial region of a transparent display unit to an opaque region and the other region to a transparent region if a charging command signal is received, and performs information display operation on the opaque region and solar light transmittive operation for charging using the solar battery on the transparent region.