Abstract: A bulk acoustic wave device includes a first electrode, a second electrode, and a piezoelectric layer positioned between the first electrode and the second electrode. A first raised frame layer outside of a middle area of an active domain of the bulk acoustic wave device, positioned between the first electrode and the second electrode and having a lower acoustic impedance than the first electrode. A second layer is disposed between the first raised frame layer and the piezoelectric layer, the second layer thinner than the first raised frame layer and formed of a different material than the first raised frame layer, and the first raised frame layer.

Abstract: A bulk acoustic wave device includes a first electrode, a second electrode, and a piezoelectric layer positioned between the first electrode and the second electrode. A first raised frame structure outside of a middle area of an active domain of the bulk acoustic wave device, the raised frame structure including a first raised frame layer positioned between the first electrode and the second electrode and having a lower acoustic impedance than the first electrode. A mass-loading layer is disposed between the first raised frame layer and the piezoelectric layer. A thickness of the mass-loading layer is less than 50% of the thickness of the first raised frame layer. The first raised frame layer extends further into the active domain of the bulk acoustic wave device than the mass-loading layer.

Abstract: A display apparatus includes a display panel, an afterimage compensator and a data driver. The display panel displays an image. The afterimage compensator writes first stress data of input image data corresponding to a first area to a first memory area in a first block size and second stress data of the input image data corresponding to a second area to a second memory area in a second block size different from the first block size and compensates a grayscale value of the input image data based on the first stress data and the second stress data. The data driver generates a data voltage based on a compensated grayscale value and outputs the data voltage to the display panel.

Abstract: A display device comprises a substrate; a circuit array layer comprising pixel drivers, data lines, first dummy lines, and second dummy lines; and a light emitting array layer. The display area comprises middle, first side, and second side regions. The data lines comprise first, second, and third data lines disposed in the middle, first side, and second side regions, respectively. The first dummy lines comprise a first data detour line disposed in the first side region and adjacent to a part of the second data line, and auxiliary lines. The second dummy lines comprise a second data detour line configured to connect the first data detour line to the third data line, and additional lines. The auxiliary lines comprise a bias auxiliary line to which a bias power is applied; and a second power auxiliary line to which a second power is applied.

Abstract: Embodiments of this disclosure relate to bulk acoustic wave resonators on a substrate. The bulk acoustic wave resonators include a first bulk acoustic wave resonator, a second bulk acoustic wave resonator, a conductor electrically connecting the first bulk acoustic wave resonator to the second bulk acoustic wave resonator, and an air gap positioned between the conductor and a surface of the substrate.

Abstract: The present disclosure relates to a system that utilizes neural networks to generate looping animations from still images. The system fits a 3D model to a pose of a person in a digital image. The system receives a 3D animation sequence that transitions between a starting pose and an ending pose. The system generates, utilizing an animation transition neural network, first and second 3D animation transition sequences that respectively transition between the pose of the person and the starting pose and between the ending pose and the pose of the person. The system modifies each of the 3D animation sequence, the first 3D animation transition sequence, and the second 3D animation transition sequence by applying a texture map. The system generates a looping 3D animation by combining the modified 3D animation sequence, the modified first 3D animation transition sequence, and the modified second 3D animation transition sequence.

Abstract: A bulk acoustic wave resonator configured as a capacitor has a piezoelectric structure including a mesa region suspended above a substrate to define a cavity. The piezoelectric structure includes a perimeter region surrounding a perimeter of the mesa region with a sloping portion that gradually slopes towards the substrate and a connecting portion proximate the substrate that supports the piezoelectric structure with respect to the substrate. The piezoelectric structure incudes a bottom electrode layer, a top electrode layer, and a piezoelectric layer therebetween. An overlapping region where the bottom electrode layer and the top electrode layer overlap extends across at least a width of the mesa region between opposing sides of the perimeter region.

Abstract: An electronic device includes a base layer, at least one transistor including a semiconductor pattern on the base layer and a gate electrode on the semiconductor pattern, a connection electrode on the at least one transistor, at least one insulating layer located between the semiconductor pattern and the connection electrode, a side light shielding pattern located at a same layer as that of the connection electrode, and a light emitting element on the connection electrode and electrically connected to the at least one transistor. The connection electrode passes through the at least one insulating layer to be connected to the semiconductor pattern, and the side light shielding pattern passes through the at least one insulating layer.

Abstract: Methods related to gradient raised frames in film bulk acoustic resonators. According to certain aspects, a method for fabricating a film bulk acoustic resonator device can include: forming a first metal layer over a substrate; forming a piezoelectric layer; forming a second metal layer, the piezoelectric layer positioned between the first and second metal layers; and forming a gradient raised frame implemented relative to one of the first and second metal layers and configured to improve reflection of lateral mode waves and to reduce conversion of main mode waves into lateral mode waves.

Abstract: A battery device manufacturing system is disclosed. In some embodiments, the battery device manufacturing system includes a plurality of first manufacturing lines configured to manufacture a plurality of battery cells and a cell assembly in which the plurality of battery cells are stacked, a plurality of second manufacturing lines configured to couple a busbar assembly to the cell assembly to manufacture a sub-battery module, and a plurality of third manufacturing lines configured to couple the sub-battery module to a case to manufacture a battery module, wherein one of the plurality of third manufacturing lines is configured to receive the sub-battery module from each of two second manufacturing lines among the plurality of second manufacturing lines.

Abstract: A semiconductor memory device includes a substrate including a device isolation film defining active regions; and cell gate structures in trenches, including first areas and second areas, the cell gate structures extending to intersect the active regions, each of the cell gate structures includes a cell gate insulating layer, extending along inner sidewalls of the trenches, a first gate dielectric film, on sidewalls of the cell gate insulating layer, in a first area of the trench, a second gate dielectric film, on the sidewalls of the cell gate insulating layer, in a second area of the trench, and a cell gate electrode structure, including a first gate electrode layer on sidewalls of the first gate dielectric film and a second gate electrode layer on sidewalls of the second gate dielectric film in the second area.

Abstract: A storage device may determine a target memory block from among a plurality of memory blocks, determine a target memory unit from among the plurality of memory units included in the target memory block, and program target dummy data into the target memory unit when it is determined that the target dummy data is not programmed into the target memory unit and when the program operation for the target memory unit is not yet completed.

Abstract: A wafer cleaning method is provided. The wafer cleaning method includes providing a wafer on a stage that is inside of a chamber. The wafer is fixed to the stage by moving a grip pin connected to an edge of the stage. First ultrapure water is supplied onto the wafer while the wafer is rotating at a first rotation speed. The grip pin is released from the wafer by moving the grip pin. A development process is performed by supplying liquid chemical onto the wafer while the wafer is rotating at a second rotation speed that is less than the first rotation speed.

Abstract: Disclosed is a system for managing a vehicle battery that is chargeable/dischargeable and stores energy for driving a vehicle driving motor. The system for managing the vehicle battery as disclosed includes a controller that measures a polarization voltage of each of a plurality of battery cells in a vehicle battery after charging of the vehicle battery is terminated, and determines whether each of the plurality of battery cells is abnormal based on the measured polarization voltage.

Abstract: A storage device may include a memory and a controller. The memory may include a plurality of memory units. The controller may transmit a read command for a target memory unit among the plurality of memory units to the memory, read a state value from the memory after transmitting the read command to the memory, and determine that all bits of data stored in the target memory unit are 1 when the state value is a first value, and determine that all bits of the data stored in the target memory unit are 0 when the state value is a second value.

Abstract: Disclosed herein is beam selection in a system supporting satellite communication. A method of performing beam selection of a user equipment (UE) in a communication system supporting satellite communication may include receiving first information about an elevation angle for supporting the satellite communication and second information about a beam center, determining coverage of a beam based on the first information and the second information, determining a distance between the UE and the beam center based on the second information, and selecting a serving beam for the UE based on the coverage of the beam and the distance.

Abstract: A device for charging an electric vehicle includes a charging inlet for receiving charging information and power from electric vehicle supply equipment (EVSE); a control module for determining a charging mode on the basis of the charging information, and outputting a control signal according to the determined charging mode; and a charging unit for charging a battery of the electric vehicle according to the control signal from the control module.

Abstract: Disclosed are a composite fiber (MXene composite fiber) and a manufacturing method thereof. The composite fibers are manufactured by braiding a MXene-PAN fiber heat-treated with a polymer fiber. The method includes preparing a first dispersion including an MXene compound and a first solvent, preparing a second dispersion including polyacrylonitrile (PAN) and a second solvent, obtaining an admixture including the first dispersion and the second dispersion, obtaining a spun fiber by performing wet-spinning of the admixture, obtaining an MXene-PAN fiber by performing heat treatment of the spun fiber, and obtaining the MXene composite fiber by braiding the MXene-PAN fibers with a polymer fiber. An electrical conductivity of the MXene-PAN fiber is about 0.1 Scm?1 to 1,000 Scm?1.

Abstract: Provided are a piperidine derivative compound, a hydrate thereof, a solvate thereof, or a pharmaceutically acceptable salt thereof; and a pharmaceutical composition for the prevention or treatment of diseases related to autotaxin activity, comprising same as an active ingredient, in which the piperidine derivative compound exhibits excellent inhibitory activity against autotaxin, and thus can be effectively used in the treatment and prevention of diseases related to autotaxin inhibition, such as fibrotic diseases, inflammatory diseases, autoimmune diseases, respiratory diseases, cardiovascular diseases, metabolic diseases, cancer and cancer metastasis, ocular diseases, cholestatic form and other forms of chronic pruritus, and acute or chronic organ transplant rejection.

Abstract: In an embodiment a shape-transformable switch apparatus includes a housing comprising an accommodating region with a high voltage electrode, a Electrorheological (ER) fluid located in the accommodating region, the ER fluid configured to change viscosity and rigidity, a switch cover shielding an upper portion of the housing, the switch cover configured to change a shape based on changes of the viscosity and of the rigidity of the ER fluid; and a controller configured to allow a voltage to be applied to the high voltage electrode such that an electrostatic attraction is generated so that the ER fluid flows and is pressed against the switch cover thereby changing a shape of the switch cover.