Abstract: A power transmitter includes: a first resonator configured to wirelessly supply power to a power receiver and having an impedance that changes in response to a foreign material being proximate to the power transmitter; a second resonator having an impedance that changes in response to the foreign material being proximate to the power receiver; and controller configured to select either one of the first resonator and the second resonator in response to a wireless charging control, and to determine whether the foreign material is proximate to the power transmitter, based on a change in the impedance of the selected one of the first resonator and the second resonator.

Abstract: A semi-supervised learning apparatus includes a backbone network configured to extract one or more feature values from input data, and a plurality of autoencoders as many of which are provided as the number of classes to be classified of the input data, wherein each of the plurality of autoencoders is assigned any one class of the classes to be classified as a target class and learns the one or more feature values according to whether the class, with which the input data is labeled, is identical to the target class.

Abstract: An image processing apparatus includes a superpixel extractor configured to extract a plurality of superpixels from an input original image, a backbone network including N feature extracting layers (here, N is a natural number of two or more) which divide the input original image into grids including a plurality of regions and generate an output value including a feature value for each of the divided regions, and a superpixel pooling layer configured to generate a superpixel feature value corresponding to each of the plurality of superpixels using a first output value to an Nth output value output from each of the N feature extracting layers.

Abstract: A mobile terminal includes a communication controller configured to detect a wireless tag in a mobile environment and a wireless charging controller configured to receive power wirelessly, and control the communication controller to determine whether the wireless tag is in the mobile environment, in response to receiving a wake-up power signal from a wireless power transfer apparatus.

Abstract: A device for producing a skin care pack using a hydrogel and to a control method thereof are disclosed. The device includes: a housing which is provided with a door for selectively opening and closing a work space for forming a skin care pack, and maintains a forming temperature required for producing the skin care pack; a platform having a base supported on a floor plate of the work space of the housing; a former including one or more nozzle modules which are provided to be movable in the work space and heat and discharge a hydrogel onto the platform; and a control unit for controlling the movement of the nozzle modules and the discharge of the hydrogel from the nozzle modules.

Abstract: The present invention relates to: a bio-based polycarbonate ester comprising: (i) repeat unit 1 obtained from a condensation reaction of 1,4:3,6-dianhydrohexitol and carbonate; and (ii) repeat unit 2 obtained from a condensation reaction of 1,4:3,6-dianhydrohexitol and 1,4-cyclohexanedicarboxylate; and a preparation method for the bio-based polycarbonate ester, comprising the steps of: (1) preparing a compound represented by formula 3 through a trans-esterification or esterification reaction of a compound represented by formula 2 and phenol; and (2) preparing a compound comprising a repeat unit represented by formula 1 through a polycarbonate melt polycondensation reaction of the compound represented by formula 3 prepared in step (1), a compound represented by formula 4, and 1,4:3,6-dianhydrohexitol.

Abstract: The present application relates to an electrochromic device comprising a compound for electrochromism represented by Chemical Formula 1, and a method for manufacturing same.

Abstract: A fan-out semiconductor package includes: an interconnection member including a first insulating layer, first and second pads respectively disposed on opposite sides of the first insulating layer and a first via connecting the first and second pads to each other; a semiconductor chip disposed on the interconnection member; and an encapsulant encapsulating at least portions of the semiconductor chip. A center line of the first via is out of alignment with at least one of a center line of the first pad and a center line of the second pad.

Abstract: This application relates to a method of generating three-dimensional (3D) shape information of an object to be measured from an image including intensity information of an object hologram generated by interference between a reference light reflected from an optical mirror and an object light affected by the object. In one aspect, the method includes checking at least one frequency component included in the image and extracting real image components corresponding to a real image from the frequency component. The method also includes generating a correction light and a real image hologram based on the real image components, generating an intermediate hologram based on the correction light, and generating curvature aberration correction information from the intermediate hologram. The method further includes generating a correction hologram based on the curvature aberration correction information and generating the 3D shape information of the object from the correction hologram.

Abstract: The present invention relates to a shale gas extracting device, and provides a shale gas extracting device comprising: a canister, which is vertically and rotatably provided on a canister support vertically provided on both sides of a base, has an receiving space for accommodating a drilled rock sample and a ball mill together in a sealed manner, and has an injection opening at one side of a top thereof; a driving means for vibrating the canister such that the rock sample is crushed by mixing with the ball mill accommodated in the canister; a heating means for heating the canister; and a vacuum pipe, a pressure pipe, a sensor pipe, an injection pipe and an extracting pipe sequentially and detachably coupled to the injection opening of the canister.

Abstract: A semiconductor device includes: a plurality of lower electrodes arranged on a substrate in a first direction, which is parallel to a main surface of the substrate, and a second direction parallel to the main surface of the substrate and perpendicular to the first direction; and a support structure pattern configured to connect the plurality of lower electrodes to each other to support the plurality of lower electrodes, on the substrate and including a plurality of open portions. The plurality of open portions have shapes extending longer in the second direction than in the first direction, and when viewed from inner sides of the plurality of open portions, the plurality of open portions are convex in the first direction and are concave in the second direction.

Abstract: The present specification relates to an organic photodiode including: a first electrode; a second electrode provided to face the first electrode; and an organic material layer having one or more layers provided between the first electrode and the second electrode, in which one or more layers of the organic material layer include the compound of Formula 1, and an organic image sensor including the same.

Abstract: Disclosed is a bio-based polycarbonate ester comprising: (i) repeat unit 1 obtained from a condensation reaction of 1,4:3,6-dianhydrohexitol and carbonate; and (ii) repeat unit 2 obtained from a condensation reaction of 1,4:3,6-dianhydrohexitol and 1,4-cyclohexanedicarboxylate; and a preparation method for the bio-based polycarbonate ester, comprising the steps of: (1) preparing a compound 1,4-diphenyl-cyclohexanedicarboxylate through a trans-esterification or esterification reaction of a compound represented by formula 2 and phenol; and (2) preparing a compound comprising a repeat unit represented by formula 1 through a polycarbonate melt polycondensation reaction of the 1,4-diphenyl-cyclohexanedicarboxylate prepared in step (1), a compound represented by formula 4 and 1,4:3,6-dianhydrohexitol.

Abstract: The present specification relates to a heterocyclic compound represented by Formula 1 and an organic electronic device comprising the same.

Abstract: A device for producing a skin care pack using hydrogel and a control method of the device are disclosed. The device includes a housing which is provided with a door for selectively opening and closing a work space for forming a skin care pack, and which maintains a forming temperature required for producing the skin care pack; a platform having a base supported on a floor plate of the work space of the housing; a former including one or more nozzle modules which are provided to be movable in the work space, and each of which includes a pump for receiving a heated hydrogel and then discharging it onto the platform through a nozzle, and includes a cooling device for cooling a pump motor of the pump; and a control unit for controlling the discharge of the hydrogel from the nozzle modules.

Abstract: A device for producing a skin care pack using a hydrogel is disclosed. The device includes: a housing provided with a door for selectively opening and closing a work space for forming a skin care pack; a platform having a base supported on a floor plate of the work space of the housing; a former containing one or more nozzle modules which are provided to be movable in the work space and each contains a peristaltic pump for receiving a heated hydrogel and then discharging same onto the platform through a nozzle; and a control unit for controlling the movement of the nozzle modules, and controlling the peristaltic pumps, thereby controlling the discharge of the hydrogel from the nozzle modules.

Abstract: A portable terminal case having a skin condition-measuring function is disclosed. The case includes a battery case; a bumper case coupled to the battery case; a moisture measurement unit for receiving moisture level information in the skin of a user from a moisture measurement sensor; a contact detection unit for receiving information on the presence or absence of a contact between the bumper case and the skin from a contact detection sensor; an environment measurement unit for receiving surrounding environment information from an environment information measurement sensor; and a control unit for collecting the moisture content and the environment information from the moisture measurement unit and the environment measurement unit.

Abstract: A device for producing a skin care pack using a hydrogel and a control method thereof are disclosed. The device may include a housing which is provided with a door for selectively opening and closing a work space for forming a skin care pack, and which maintains a forming temperature required for producing the skin care pack; a platform including a base supported on a floor plate of the work space, and a heater for heating hydrogel discharged onto the base; a former including nozzle modules which are provided to be movable in the work space and each include a pump for receiving and discharging a heated hydrogel; and a control unit which controls the movement of the nozzle modules and the operation of the pumps, and maintains the temperature of the base to a predetermined range by controlling the operation of the heater.

Abstract: A semiconductor device includes: a plurality of lower electrodes arranged on a substrate in a first direction, which is parallel to a main surface of the substrate, and a second direction parallel to the main surface of the substrate and perpendicular to the first direction; and a support structure pattern configured to connect the plurality of lower electrodes to each other to support the plurality of lower electrodes, on the substrate and including a plurality of open portions. The plurality of open portions have shapes extending longer in the second direction than in the first direction, and when viewed from inner sides of the plurality of open portions, the plurality of open portions are convex in the first direction and are concave in the second direction.

Abstract: A fan-out semiconductor package includes: an interconnection member including a first insulating layer, first and second pads respectively disposed on opposite sides of the first insulating layer and a first via connecting the first and second pads to each other; a semiconductor chip disposed on the interconnection member; and an encapsulant encapsulating at least portions of the semiconductor chip. A center line of the first via is out of alignment with at least one of a center line of the first pad and a center line of the second pad.