Abstract: Provided is an adhesive composition including an ethylene-acrylic acid copolymer and a post-consumer recycled resin (PCR), wherein the ethylene-acrylic acid copolymer has a melt index (190° C., 2.16 kg, ASTM D1238) of 1 to 30 g/10 min, and the PCR has a melt index (190° C., 2.16 kg, ASTM D1238) of 1 to 10 g/10 min, and a preparation method thereof, which can have excellent processability, low gel content, and excellent adhesive strength by easily distinguishing a certain level of PCR resin by a capillary rheometer and mixing the PCR resin with an ethylene-acrylic acid copolymer.

Abstract: The present specification discloses an electrochemical catalyst of core-shell structure and manufacturing method thereof. The electrochemical catalyst according to one embodiment of the disclosure provides an effect of being stable in an alkaline environment that is not lost in an aqueous solution while having a high ion exchange capacity and a method for preparing the same.

Abstract: A semiconductor package includes: a substrate extending in first and second directions that intersect each other; a first semiconductor chip stack disposed on the substrate and including a plurality of first semiconductor chips stacked on each other, a second semiconductor chip stack disposed on the substrate, and spaced apart from the first semiconductor chip stack in the first direction, wherein the second semiconductor chip stack includes a plurality of second semiconductor chips stacked on each other, a first spacer disposed on the first semiconductor chip stack and including a coupling layer; and a mold layer covering the first and second semiconductor chip stacks and in contact with the first spacer.

Abstract: The present disclosure provides a multilayer electronic component which may improve a break down voltage (BDV) characteristic by adjusting a ratio of a content of an element included in a first or second region of a dielectric layer to reduce a difference in dielectric grain size dispersion and grain density in the first or second region.

Abstract: A method of providing information in an electronic device according to various embodiments of the present disclosure may include obtaining an order request from a customer, displaying item list information, order progress information and order money amount information on a first page based on the order request, obtaining information on a partial cancellation of the order request, and updating and displaying the item list information and the order money amount information on the first page based on the information on the partial cancellation.

Abstract: The present disclosure relates to an analog-to-digital converter that reduces power consumption by reducing an operating current and a semiconductor device having the same. The analog-to-digital converter includes a capacitor-resistor (C-R) hybrid digital-to-analog converter (DAC) circuit including a capacitor digital-to-analog converter (CDAC) circuit including a capacitor array, and a resistor digital-to-analog converter (RDAC) circuit including a resistor string, a comparator that compares an output voltage of the C-R hybrid DAC circuit with a common mode voltage and outputs a comparison result, and a control logic circuit that controls a switch operation of the C-R hybrid DAC circuit and the comparison operation of the comparator using a driving clock with a duty cycle greater than a duty cycle of the first clock based on a system clock, and determines each bit of digital data by receiving the comparison result of the comparator.

Abstract: Disclosed are a pulse width modulation (PWM) signal generation circuit and a lamp control system including the same. The PWM signal generation circuit includes a counting circuit configured to generate a counting signal, a pulse period control circuit configured to convert the counting signal into a first analog output signal and compare the first analog output signal with a first comparison voltage to generate a first output signal, a pulse width control circuit configured to convert the counting signal into a second analog output signal and to compare the second analog output signal with a second comparison voltage to generate a second output signal, and a control logic circuit configured to determine a period of a PWM signal based on the first output signal, determine a pulse width of the PWM signal based on the second output signal, and output the PWM signal having the period and the pulse width.

Abstract: Disclosed is a method of manufacturing a transparent stretchable substrate according to various embodiments of the present disclosure. The method may include generating a substrate part formed of an elastic material, generating an auxetic including a plurality of unit structures on the substrate part, and generating a fixing part on the substrate part on which the auxetic is generated.

Abstract: The present invention relates to a method and apparatus for holographic recording based on holographic printing technology, and more specifically, to a method and apparatus for holographic recording, in which the hologram is recorded after the deviation in diffraction efficiency for each hogel is pre-compensated for by varying the intensity (luminance) of the object beam for each hogel during the hologram recording in response to a deviation in diffraction efficiency (reconstruction efficiency) for each hogel of a holographic recording surface that occurs when the hologram is reproduced. Accordingly, the reproduction imbalance of a near-eye display (NED) using a holographic optical element (HOE) is resolved by controlling the diffraction efficiency uniform on the entire holographic recording surface when the hologram is reproduced.

Abstract: An apparatus for attaching a display panel includes a panel mount which receives a panel bottom cover facing corner portions of the display panel which are extended bent from a front surface of the display panel, and a pressing module which provides a pressing force to the panel bottom cover which is received in the panel mount and faces the corner portions of the display panel. The pressing module includes a pressing pad which applies the pressing force to the panel bottom cover at the corner portions of the display panel to attach the panel bottom cover to the display panel at the corner portions thereof.

Abstract: A method for decommissioning a nuclear facility includes: floating the nuclear reactor pressure vessel above the cavity; rotating the reactor pressure vessel so that the upper portion of the nuclear reactor pressure vessel is closer to the bio-protective concrete than the lower portion; mounting the upper portion of the nuclear reactor pressure vessel on the neighboring upper surface of the bio-protective concrete; and cutting and decommissioning the nuclear reactor pressure vessel mounted on the neighboring upper surface.

Abstract: An optical imaging system includes a first lens having a convex image-side surface, a second lens having a concave object-side surface, a third lens, a fourth lens, and a fifth lens disposed sequentially from an object side. The optical imaging system satisfies 4.8<f/IMG_HT<9.0, where f is a focal length of the optical imaging system, and IMG_HT is half a diagonal length of an imaging surface of an image sensor.

Abstract: The present invention relates to a system and method for predicting AI useful life based on accelerated life testing data. The system for predicting AI useful life based on accelerated life testing data according to the present invention includes a feature extraction unit configured to receive accelerated life training data and actual operation testing result and encodes the received accelerated life training data and actual operation testing result into a latent variable, a regression network configured to be branched for each domain of data received by the feature extraction unit, and a domain discrimination network configured to map the accelerated life training data and actual operation testing result to the latent variables in a latent space.

Abstract: The present technology relates to an electronic device. A memory device including a plurality of memory cells connected to a plurality of word lines arranged between a plurality of source select lines and a plurality of drain select lines, a peripheral circuit configured to perform a program operation of programming data in selected memory cells among the plurality of memory cells, and a program operation controller configured to control the peripheral circuit to apply a voltage, for turning on or off source select transistors connected to the plurality of source select lines, to the plurality of source select lines, while applying a pass voltage to the plurality of word lines after applying a program voltage to selected word lines connected to the selected memory cells.

Abstract: An embodiment method for operating an electronic device includes transmitting, from a controller, a tearing effect (TE) signal to a touchscreen over a first period of time, the first period of time occurring during a first frame and having a duration that is shorter than a period of the first frame, the TE signal being configured to restrict image data from being displayed on the touchscreen during the first period of time; displaying the first frame of a plurality of frames of the image data on a display of the touchscreen over a second period of time within the period of the first frame other than during the first period of time; and detecting, at the controller, a first touch by performing a first self-sensing scan during the first period of time.

Abstract: Provided is a neural processing unit that performs application-work including a first neural network operation, the neural processing unit includes a first processing core configured to execute the first neural network operation, a hardware block reconfigurable as a hardware core configured to perform hardware block-work, and at least one processor configured to execute computer-readable instructions to distribute a part of the application-work as the hardware block-work to the hardware block based on a first workload of the first processing core.

Abstract: A polarizing plate and an optical display including the same are provided. The polarizing plate is composed of a display region and a non-display region surrounding the display region, and includes: a polarizer; and a bonding layer and a first polarizer protective film sequentially stacked on an upper surface of the polarizer. A light shielding layer includes a UV absorbent material and is embedded in the bonding layer to constitute at least a portion of the non-display region. The light shielding layer is formed on at least one surface of the first polarizer protective film.