Abstract: A display device can include a display panel configured to display images; and a data driver configured to receive digital data signals, determine a difference value between two consecutive data signals for data voltages to be output based on the digital data signals, change a voltage of the data voltages based on the difference value to generate a changed data voltage, and output the changed data voltage.

Abstract: The present disclosure provides a light emitting display apparatus including a display panel displaying an image, a power supply supplying a driving voltage to the display panel, a data driver supplying a data voltage to the display panel, a timing controller controlling the power supply and the data driver, and a sensing circuit unit receiving a feedback component of the driving voltage as a feedback voltage and selectively sensing an electrically stabilized period in the feedback voltage based on an internal control signal of the power supply.

Abstract: A system for increasing a temperature of a battery includes: an inverter comprising a plurality of legs corresponding to a plurality of phases, respectively, wherein each of the legs comprises a pair of switching elements connected in series to both terminals of the battery, respectively; a motor comprising a plurality of coils corresponding to the plurality of phases, respectively, wherein each of the plurality of coils has one end connected to a connection node between the pair of switching elements included in each leg of the inverter, each leg corresponding to each of the plurality of coils, and other ends of plurality of coils are connected to each other; and a controller generating a battery application AC current applied to the battery by controlling on and off states of the pair of switching elements included in the legs of the inverter.

Abstract: An electroluminescence display apparatus includes a pixel and a sensing circuit supplying a pixel reference voltage to the pixel through a reference voltage line during display driving and sensing a pixel current, flowing in the pixel, through the reference voltage line during sensing driving succeeding the display driving operation. The sensing circuit includes a sensing channel terminal connected to the reference voltage line, a first switch between the sensing channel terminal and an input terminal for the pixel reference voltage, an integrator amplifier including a first input terminal, a second input terminal, and an output terminal, an input terminal for an integrator reference voltage connected to the second input terminal, a second switch between the first input terminal and the output terminal, a first capacitor between the sensing channel terminal and the first input terminal, and a second capacitor between the sensing channel terminal and the output terminal.

Abstract: A method of manufacturing a card according to an embodiment of the present invention includes the steps of: processing a wood sheet; stacking the wood sheet on an inlay sheet including an antenna that will be connected to a COB chip; milling an area corresponding to the chip on the wood sheet, and forming a residual layer of a thickness smaller than that of the wood sheet; exposing end portions of the antenna passing through the residual layer from the inlay sheet located under the residual layer of the wooden sheet; and electrically connecting the chip and the end portions of the antenna.

Abstract: A DC-to-DC converter includes a first capacitor, first, second, third, and fourth switches connected in series between first and second electrodes of the first capacitor, a second capacitor connected to a connection node of the first switch and the second switch and a connection node of the third switch and the fourth switch, an inductor connected to a connection node of the second switch and the third switch, and a controller that controls an on/off state of each of the first to fourth switches on the basis of a value obtained by applying a reciprocal of a detection current that is a measured current flowing through the inductor to a difference between a first detection voltage and a first voltage instruction value and a difference between a second detection voltage and a second voltage instruction value.

Abstract: A non-volatile memory chip comprises a cell region that includes a first surface, a second surface opposite to the first surface, a first cell structure, and a second cell structure spaced apart from the first cell structure; a peripheral circuit region on the first surface of the cell region, and that includes a first peripheral circuit connected to the first cell structure, a second peripheral circuit connected to the second cell structure, and a connection circuit between the first and second peripheral circuits; a through via between the first and second cell structures and that extends from the second surface of the cell region to the connection circuit of the peripheral circuit region; a redistribution layer that covers the through via on the second surface of the cell region, is connected to the through via, and extends along the second surface; and a chip pad connected to the redistribution layer.

Abstract: A display device includes a display panel including a display area and a non-display area; a first signal line in the non-display area and transmitting an initialization voltage; a connection wire in the non-display area and electrically connected to the first signal line; a bridge pattern connecting the first signal line to the connection wire; an insulating layer between the first signal line and the bridge pattern; a partition wall on the bridge pattern; and a spacer on the partition wall, wherein the insulating layer includes a first contact hole overlapping the first signal line, and a second contact hole overlapping the connection wire, the first signal line is connected to the bridge pattern through the first contact hole, the bridge pattern is connected to the connection wire through the second contact hole, the partition wall covers the first contact hole, and the spacer overlaps the first contact hole.

Abstract: An unmanned aerial vehicle has a main body, a plurality of propeller connection parts extending from at least one side surface of the main body by a specific length, a plurality of propellers respectively connected to ends of the plurality of propeller connection parts, and a plurality of cameras mounted on at least one surface of the main body. A first camera interposed between the plurality of propeller connection parts among the plurality of cameras is disposed spaced from a center point of the main body by a distance of a first size. A first virtual straight line connecting a center point of a first propeller disposed adjacent to the first camera among the plurality of propellers to a center point of the main body has a length of a second size.

Abstract: The present invention provides compositions and methods for detecting tumor tissues in a subject. Embodiments of the present invention provide biocompatible chitosan nanoparticles suitable for dual modality optical imaging. Embodiments of the present invention provide methods for fabricating chitosan nanoparticles. Embodiments of the present invention provide methods for detecting tumor tissues in a subject using compositions provided by the present invention.

Abstract: The present invention relates to the unexpected discovery of a cross-linked polymer of 2-hydroxyethyl methacrylate and dipicolylamine-containing monomers that can be used as a therapeutic lens to treat ocular diseases or disorders associated with matrix metalloproteinase (MMP) over-activity and/or over-expression, such as but not limited to corneal melting (or keratolysis).

Abstract: Nanoparticles as described herein are configured to bind to bacterial contaminants, such as Gram positive bacteria, Gram negative bacteria, and endotoxins. The nanoparticles include a core comprising a magnetic material; and a plurality of ligands attached to the core. The ligands include, for example, bis(dipicolylamine) (“DPA”) coordinated with a metal ion, e.g., Zn2+ or Cu2+, to form, e.g., bis-Zn-DPA or bis-Cu-DPA, which can bind to the bacterial contaminants. The nanoparticles can be included in compositions for use in methods and systems to separate bacterial contaminants from liquids, such as liquids, such as blood, e.g., whole or diluted blood, buffer solutions, albumin solutions, beverages for human and/or animal consumption, e.g., drinking water, liquid medications for humans and/or animals, or other liquids.

Abstract: A display panel including a circuit board including first pads, first light emitting devices disposed on the circuit board and including pads, at least one second light emitting device disposed on the circuit board and including pads, metal bonding layers disposed between the pads of the first light emitting devices and the first pads on the circuit board, and a conductive material layer electrically connecting the pads of the second light emitting device to the first pads on the circuit board, in which the conductive material layer includes a conductive portion and a non-conductive portion.

Abstract: A method of transferring a plurality of micro LEDs formed on a substrate including transferring the micro LEDs onto a first carrier substrate having a first adhesive material layer, reducing an adhesiveness of the first adhesive material layer by curing the first adhesive material layer, transferring the micro LEDs from the first carrier substrate onto a second carrier substrate having a second adhesive material layer, bonding at least a portion of the micro LEDs on the second carrier substrate to pads of a circuit board using a metal bonding layer, and separating the second carrier substrate from the micro LEDs bonded onto the circuit board.

Abstract: A micro LED bond tester including a stage configured to mount a circuit board on which micro LEDs are mounted, and a gas blower configured to blow gas into at least one of the micro LEDs on the circuit board.

Abstract: A heat pump system including a compressor mounted on a refrigerant circulation line for compressing and discharging refrigerant. An internal heat exchanger is mounted inside an air-conditioning case. An evaporator is mounted inside the air-conditioning case. An external heat exchanger is mounted outside the air-conditioning case. A first expansion means is mounted on the refrigerant circulation line between the internal heat exchanger and the external heat exchanger to selectively expand refrigerant discharged from the internal heat exchanger. A second expansion means is mounted on the refrigerant circulation line of an inlet side of the evaporator to expand the refrigerant supplied to the evaporator. A coolant circulation line is configured to circulate coolant toward electronic units of the vehicle. A refrigerant-coolant heat exchanger is configured to exchange heat between the refrigerant flowing the refrigerant circulation line and the coolant circulating through the coolant circulation line.

Abstract: The present disclosure relates to a control method for a fuel cell. The control method includes: collecting, by a controller, state information of a fuel cell (FC) stack; determining, by the controller, a degradation state of the FC stack from the collected state information of the FC stack; correcting, by the controller, a basic threshold output corresponding to a present driving state of a vehicle on the basis of information of the determined degradation state of the FC stack; comparing, by the controller, a post-correction threshold output that is obtained by correcting the basic threshold output and a motor demand output, and determining, by the controller, stopping or restarting of a fuel cell; and controlling, by the controller, such that the determined stopping or restarting state of the fuel cell is achieved.

Abstract: Vehicular heat management system includes a refrigerant circulation line including a compressor, a high pressure side indoor heat exchanger, a heat pump mode expansion valve, an outdoor heat exchanger, an air conditioning mode expansion valve, low pressure side indoor heat exchanger and a refrigerant-cooling water heat exchanger; an air conditioning mode branch line branched from the refrigerant circulation line and configured to, in an air conditioning mode, form a cooling loop by circulating a refrigerant through the compressor, the high pressure side indoor heat exchanger, the outdoor heat exchanger, the air conditioning mode expansion valve and low pressure side indoor heat exchanger. Heat pump mode branch line branched from the refrigerant circulation line is configured, in heat pump mode to form a heating loop by circulating the refrigerant through the compressor, the high pressure side indoor heat exchanger, the heat pump mode expansion valve and the refrigerant-cooling water heat exchanger.

Abstract: An unmanned aerial vehicle has a main body, a plurality of propeller connection parts extending from at least one side surface of the main body by a specific length, a plurality of propellers respectively connected to ends of the plurality of propeller connection parts, and a plurality of cameras mounted on at least one surface of the main body. A first camera interposed between the plurality of propeller connection parts among the plurality of cameras is disposed spaced from a center point of the main body by a distance of a first size. A first virtual straight line connecting a center point of a first propeller disposed adjacent to the first camera among the plurality of propellers to a center point of the main body has a length of a second size.

Abstract: A battery cell manufacturing apparatus for forming a sealing surplus portion includes a cradle configured to fix and mount a battery cell; one or more induction heating coils formed by winding an electrical wire at least one time at a position corresponding to an outer periphery of a pouch type case to generate an induced current in the outer periphery on which the sealing surplus portion is to be formed; a power supply configured to supply an alternating current to the induction heating coils; and at least two pressing members configured to press both sides of the outer periphery on which the sealing surplus portion is to be formed, wherein the outer periphery is induction-heated by a magnetic field generated in the induction heating coils and up to a temperature at which heat fusion is possible to form the sealing surplus portion.