Abstract: A display device includes a pixel having a transmissive area to transmit external light, and a non-transmissive area to block external light and including an emissive area, a first non-emissive area between adjacent emissive areas, and a second non-emissive area between adjacent transmissive areas, a driving scan line connected to the pixel, a sensing scan line connected to the pixel, and a horizontal voltage line connected to the pixel, wherein, in the first non-emissive area, the driving scan line, the sensing scan line, and the horizontal voltage line are spaced from each other at a first interval, and wherein, in the second non-emissive area, the driving scan line, the sensing scan line, and the horizontal voltage line either overlap each other or are spaced from each other at a second interval that is smaller than the first interval.

Abstract: A display device includes a base substrate including a display area, a first area adjacent to the display area, a sealing area adjacent to the first area, and a second area adjacent to the sealing area, a second base substrate facing the first base substrate, a first light emitting element disposed on the first base substrate and partially overlapping the display area, a second light emitting element disposed on the first base substrate, partially overlapping the display area, and spaced apart from the first light emitting element, a sealing member disposed between the first base substrate and the second base substrate and overlapping the sealing area, a color filter layer disposed between the second base substrate and the sealing member and defining a first cutout portion partially overlapping the second area and a low refractive index layer disposed under the color filter layer and filling the first cutout portion.

Abstract: A display device includes an active layer above a substrate, including a conductive area, and defining at least one hole, a contact electrode electrically connected to the conductive area, and having a shape that surrounds at least a portion of the hole in a plan view, and a light-emitting diode above the contact electrode, and electrically connected to the contact electrode.

Abstract: There is provided a method for protecting a user data encryption key in a simple authentication environment, performed by a computing system. The method may include encrypting a private key, generated through a key management server, based on a password acquired from login information of a user terminal; receiving an authentication key, generated through the key management server, in response to a simple authentication registration request of the user terminal; decrypting the encrypted private key based on the password acquired from the login information; encrypting the decrypted private key based on the authentication key; and transmitting the encrypted private key to the user terminal.

Abstract: A grain-orientation electrical steel sheet according to an exemplary embodiment of the present invention includes a linear groove formed in a direction intersecting with the rolling direction, the groove includes the gradient section and the uniform section on a cross section including the transverse direction of the groove and the rolling surface normal direction of the steel sheet, and a length of the gradient section (GS) and the length of the uniform section (US) satisfy Equation 1 below. 0.1?[GSL]/[USL]?0.5??[Equation 1] In Equation 1, [GSL] represents the length (mm) of the gradient section and [USL] represents the length (mm) of the uniform section.

Abstract: An absolute humidity calculation apparatus according to an embodiment disclosed herein includes a first sensor configured to measure a temperature in a battery manufacturing space and acquire temperature data, a second sensor configured to measure a dew point in the battery manufacturing space and acquire dew point data, and a controller configured to calculate absolute humidity in the battery manufacturing space based on the temperature data and the dew point data.

Abstract: An apparatus and method for providing a layer-based service with improved information accessibility are disclosed, and the method for providing a layer-based service with improved information accessibility according to an embodiment of the present application includes the operations of obtaining manipulation information and interface information for a target service, building an accessible layer corresponding to the target service by improving information accessibility associated with a user interface and a user experience of the target service based on the manipulation information and the interface information, and providing the target service based on the accessible layer.

Abstract: An apparatus and method for providing a layer-based service with improved information accessibility are disclosed, and the method for providing a layer-based service with improved information accessibility according to an embodiment of the present application includes the operations of obtaining manipulation information and interface information for a target service, building an accessible layer corresponding to the target service by improving information accessibility associated with a user interface and a user experience of the target service based on the manipulation information and the interface information, and providing the target service based on the accessible layer.

Abstract: An apparatus and method for providing a layer-based service with improved information accessibility are disclosed, and the method for providing a layer-based service with improved information accessibility according to an embodiment of the present application includes the operations of obtaining manipulation information and interface information for a target service, building an accessible layer corresponding to the target service by improving information accessibility associated with a user interface and a user experience of the target service based on the manipulation information and the interface information, and providing the target service based on the accessible layer.

Abstract: An apparatus for reading an image executes operations including receiving a plurality of images for a same subject from a photographing device, obtaining a screen division value related to the plurality of images, checking focused sections of the plurality of images based on the obtained screen division value, and determining type of the plurality of images based on a result of checking the focused sections. According to the apparatus, it can be determined whether an image is actually photographed without a separate ToF module.

Abstract: An apparatus for reading an image executes operations including receiving a plurality of images for a same subject from a photographing device, obtaining a screen division value related to the plurality of images, checking focused sections of the plurality of images based on the obtained screen division value, and determining type of the plurality of images based on a result of checking the focused sections. According to the apparatus, it can be determined whether an image is actually photographed without a separate ToF module.

Abstract: Methods and apparatuses for supporting transactions of products are provided. One of the methods comprises, receiving, by a second terminal, information of a seller that is selling the products, from a first terminal, requesting, by the second terminal, verification of the seller's information from a server, in response to successful verification of the seller's information, acquiring, by the second terminal, a transaction identifier for the products from the server, measuring, by the second terminal, a distance from the first terminal creating, by the second terminal, transaction data including the measured distance and the transaction identifier, requesting, by the second terminal, verification of the transaction data from the server and in response to receiving a message indicating successful verification of the transaction data from the server, performing, by the second terminal, a payment routine for the products.

Abstract: A method of registering biometric information according to an embodiment includes generating a registration target biometric template based on biometric information of a user, transmitting a biometric information registration request including the registration target biometric template to a server, acquiring transaction information based on the biometric information registration request from the server through one or more communication interfaces, generating an electronic signature for the transaction information using a private key, transmitting the electronic signature for the transaction information to the server through the one or more communication interfaces, and acquiring a registration result for the registration target biometric template based on a verification result for the electronic signature from the server through the one or more communication interface.

Abstract: A storage device includes a memory device including a metadata area and a journal data area. A memory controller is configured to control the memory device to write a metadata block to the metadata area and to write a journal data block to the journal data area. The metadata block includes metadata, and the journal data block includes both journal data and metadata storage information. The journal data includes log information pertaining to the metadata, and the metadata storage information includes information pertaining to storage of the metadata block.

Abstract: A method for preventing forgery of data according to an embodiment includes determining a noise level based on metadata of original data, generating noise by applying the determined noise level to a preset noise pattern, generating transformed data of the original data by adding the generated noise to the original data, and transmitting the transformed data and the metadata to a server.

Abstract: A grain-orientation electrical steel sheet according to an exemplary embodiment of the present invention includes a linear groove formed in a direction intersecting with the rolling direction, the groove includes the gradient section and the uniform section on a cross section including the transverse direction of the groove and the rolling surface normal direction of the steel sheet, and a length of the gradient section (GS) and the length of the uniform section (US) satisfy Equation 1 below. 0.1?[GSL]/[USL]?0.5??[Equation 1] In Equation 1, [GSL] represents the length (mm) of the gradient section and [USL] represents the length (mm) of the uniform section.

Abstract: A method for preventing forgery of data according to an embodiment includes determining a noise level based on metadata of original data, generating noise by applying the determined noise level to a preset noise pattern, generating transformed data of the original data by adding the generated noise to the original data, and transmitting the transformed data and the metadata to a server.

Abstract: A storage device and a method of operating a storage device including a non-volatile memory. The method includes selecting a first task from among a plurality of tasks queued in a task queue of the storage device; determining whether a mode of the first task is identical to a mode of a previously-executed task; and determining an execution order of the first task according to a result of determination. The modes and the region addresses of tasks may be utilized to group tasks to permit interleaving of programming data.

Abstract: A method for photographing an image performed by a computer device according to an embodiment of the present application includes obtaining a screen division value for photographing an image, classifying a photographing screen into a plurality of sections based on the screen division value, photographing a first image by focusing a first section among the plurality of sections, photographing a second image by focusing a second section among the plurality of sections and transmitting the first image and the second image to a server. According to the method, it is capable of reading whether an image is actually photographed without having a separate ToF module, and applicable to an outdoor environment on which interference from other light rays is strong.

Abstract: Provided is an oriented electrical steel sheet including a groove existing on the surface of the electrical steel sheet and a forsterite layer formed on a part or all of the surface of the electrical steel sheet, in which forsterite which is extended from the forsterite layer and penetrates to a base steel sheet in an anchor form is present on the surface of the side of the groove.