Abstract: Provided is a compound of Formula 1 capable of improving the light-emitting efficiency, stability, and lifespan of an organic electronic element, a composition comprising the same, an organic electronic element using same, and an electronic device thereof.

Abstract: A display device may include a plurality of light emitting elements on a substrate and arranged in a matrix form along a first arrangement direction and a second arrangement direction crossing the first arrangement direction, and a first sub pixel area and a second sub pixel area each overlapping at least a portion of the plurality of light emitting elements, spaced from each other in a first direction, and extending in a second direction crossing the first direction. The second direction and the first arrangement direction may be non-parallel to each other.

Abstract: Provided is a biometric data monitoring platform using a biometric signal sensing ring. The platform includes a server, wherein the server includes a signal quality classification system including a first signal quality classification component configured to classify signal quality of a first wavelength photoplethysmography (PPG) signal as being good or bad, a biometric data calculation system including an atrial fibrillation determination component configured to determine whether atrial fibrillation has occurred, from the first wavelength PPG signal by using a deep learning model, and a biometric index calculation system including an atrial fibrillation index calculation component configured to calculate an atrial fibrillation index from a first signal quality classification result generated by the first signal quality classification component and an atrial fibrillation determination result generated by the atrial fibrillation determination component.

Abstract: A semiconductor device includes: a sampling control circuit configured to select a coarse section from a plurality of coarse sections according to a first pattern signal during a sampling period, select a fine section from a plurality of fine sections according to a second pattern signal during the selected coarse section, and generate first to third sampling control signals having activated sections defined by the selected coarse section and the selected fine section; and a sampling circuit configured to sample an input address according to the first to third sampling control signals, respectively, to generate first to third sampling addresses, and schedule the first to third sampling addresses according to a sampling signal defining the sampling period to output an output address.

Abstract: The display device includes a substrate including a plurality of pixel areas; and a pixel in each of the plurality of pixel areas. The pixel may include a pixel circuit layer on the substrate and including at least one transistor; a first electrode on the pixel circuit layer and electrically connected to the transistor; a plurality of light emitting elements on the first electrode and electrically connected to the first electrode; a second electrode on the plurality of light emitting elements; and a light blocking pattern on the second electrode and including a plurality of openings corresponding to each of the plurality of light emitting elements. Here, each of the plurality of pixel areas may include an emission area corresponding to each of the plurality of openings and a non-emission area excluding the emission area.

Abstract: A selector includes a base material including carbon; and a dopant implanted into the base material. A method for fabricating a selector includes forming a carbon layer and implanting a dopant into the carbon layer. A semiconductor device includes a selector pattern including carbon as a base material and a dopant implanted through an ion implantation process; and a memory pattern disposed in an upper portion or a lower portion of the selector pattern.

Abstract: An operation method of a medical imaging apparatus for capturing an X-ray medical image is provided. The method includes receiving identification information of a user, receiving photographing mode selection information, determining that a photographing mode is an X-ray photographing mode for checking a health condition of an object on the basis of at least one of the identification information of the user and the photographing mode selection information, obtaining identification information of the object, determining an initial photographing position from among a plurality of predetermined photographing positions, and determining a photographing sequence of the plurality of predetermined photographing positions on the basis of the initial photographing position.

Abstract: An organic electric element includes a first electrode, a second electrode, and an organic material layer between the first electrode and the second electrode. The organic material layer includes a light-emitting layer, a hole transport layer between the first electrode and the light-emitting layer, and a plurality of light-emitting auxiliary layers between the hole transport layer and the light-emitting layer. The plurality of light-emitting auxiliary layers include a first light-emitting auxiliary layer adjacent to the hole transport layer and a second light-emitting auxiliary layer adjacent to the light-emitting layer, and the first light-emitting auxiliary layer includes a compound represented by Formula 1 and the second light-emitting auxiliary layer includes a compound represented by Formula 2.

Abstract: An organic electric element includes a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, wherein a first light-emitting auxiliary layer adjacent to a hole transport layer contains a compound represented by Formula 1, and a second light-emitting auxiliary layer adjacent to the light-emitting layer contains a compound represented by Formula 2, thereby the driving voltage of an organic electric element can be lowered and the efficiency and lifespan can be improved.

Abstract: The present disclosure provides a device and method for providing skin information based on the skin microbiome. The device for providing skin information includes a communication unit forming a network connection with an external device, a user interface unit, a processor, and a memory storing instructions executable by the processor, wherein the processor is configured to, by executing the instructions, obtain survey information related to a user's skin condition and, based on the survey information, select the user's skin type, analyze the user's skin microbiome distribution, or provide information about the user's skin.

Abstract: A method for performing a split payment in the payment system includes generating split payment information for splitting a single payment amount with one or more other electronic devices to make a payment, transmitting the split payment information to a payment service server for providing a payment service, receiving a payment request, checking whether the received payment request is a split payment request, when the received payment request is the split payment request, checking whether the split payment is possible, and if the split payment is possible, performing the split payment based on the split payment information, and when the split payment is completed, respectively transmitting a notification about completion of the split payment to the electronic device and one or more other electronic devices.

Abstract: A display device includes a substrate, and a display element part on the substrate, and including a light emitting element configured to emit light in a display direction, and a bank pattern that protrudes in the display direction, wherein the bank pattern and the light emitting element include a same material.

Abstract: Disclosed are an apparatus for treating a substrate and a method of treating a substrate using a supercritical fluid. The apparatus includes: a chamber for providing a treatment space for treating a substrate; and a treatment fluid supply unit for supplying a treatment fluid to the treatment space, in which treatment fluid supply unit includes: a tank for storing the treatment fluid; a heating unit for heating the treatment fluid in the tank to convert the treatment fluid from a first state to a second state; an inlet line for introducing the treatment fluid in the first state into the tank; a supply line for supplying the treatment fluid of the second state from the tank to the chamber; a circulation line for circulating the treatment fluid in the tank; a first valve installed in the circulation line; and a temperature drop member installed in the circulation line to lower a temperature of the treatment fluid flowing through the circulation line.

Abstract: Provided are an illumination light source and a substrate inspection apparatus including the same. The substrate inspection apparatus includes a first pump light source which generates first pump light, a first gain medium which uses the first pump light to obtain a gain of first illumination light, first prisms provided at one side of the first gain medium to split the first illumination light, first mirrors provided at one side of the first prisms to reflect the first illumination light onto the first gain medium, and a first bandwidth selector provided between the first mirrors and the first prisms to select a first wavelength bandwidth of the first illumination light.

Abstract: A display device includes: a substrate; a transparent electrode on one surface of the substrate; a reflective electrode on the transparent electrode; a transistor on the reflective electrode; and a light emitting element between the transparent electrode and the reflective electrode. The transistor overlaps the light emitting element.

Abstract: A method of generating compensating data for a pixel circuit differences in a display device includes displaying a test image of pixels of the display device; generating a first camera image by photographing the test image; applying a test input signal to each of the pixels and sensing corresponding test outputs, wherein the test input signal is at least one of a test current and a test voltage; generating weights for the pixels based on the test outputs; generating a second camera image by applying the weights to the first camera image; and generating compensation data for the pixels based on the second camera image.

Abstract: A transparent ultrasound probe module, provided inside a housing of an optical apparatus may include a lens provided on one side of an inside of the housing, formed of a transparent material, a first matching layer provided on the other surface of the lens and formed of a transparent material, a piezoelectric element layer provided on the first matching layer and including transparent piezoelectric elements for interconverting an electrical signal and a mechanical signal, first and second electrode layers formed of a transparent material and provided on respective surfaces of the piezoelectric element layer, and configured to transmit an electrical signal, circuit boards connected to each of the first and second electrode layers, formed of a bendable material, and configured to transmit/receive the electrical signal to/from the piezoelectric element, and a block layer on the second electrode layer, formed of a transparent material, and configured to remove ultrasound noise.

Abstract: A pixel according to embodiments of the present inventive concept includes a first transistor having a gate electrode connected to a first node; a light emitting element connected between the second electrode of the first transistor and a second power source line; a second transistor connected between the first node and a data line; a third transistor connected between the first electrode of the first transistor and a second node; a fourth transistor connected between the first power source line and the second node; and a first capacitor connected between the first node and the second node, and a reference power source and a voltage of a data signal are sequentially supplied to the data line during a horizontal period.

Abstract: The display device includes a substrate including a plurality of pixel areas; and a pixel in each of the plurality of pixel areas. The pixel may include a pixel circuit layer on the substrate and including at least one transistor; a first electrode on the pixel circuit layer and electrically connected to the transistor; a plurality of light emitting elements on the first electrode and electrically connected to the first electrode; a second electrode on the plurality of light emitting elements; and a light blocking pattern on the second electrode and including a plurality of openings corresponding to each of the plurality of light emitting elements. Here, each of the plurality of pixel areas may include an emission area corresponding to each of the plurality of openings and a non-emission area excluding the emission area.

Abstract: The present disclosure relates to a coding test device and a coding test method. The coding test device according to one embodiment includes a problem provider for providing a test problem including an initial condition to a user terminal, a code receiver for receiving first algorithm code corresponding to the initial condition from the user terminal, and an additional condition provider for determining whether a predetermined passing condition for the first algorithm code is satisfied and providing an additional condition related to the initial condition to the user terminal based on the result of determination for the first algorithm code.