Abstract: Disclosed herein are an apparatus and method for managing personal information.

Abstract: A method and an apparatus for providing a service using a kiosk by a service providing server by performing the steps of: receiving a device list of at least one kiosk having an ability to provide the service among a plurality of kiosks registered in a blockchain from a kiosk server; authenticating a first kiosk through a smart contract function embedded in the blockchain when a user requests the service through the first kiosk and determining whether the first kiosk is included in the device list; and providing the service to the user when the first kiosk is authenticated by the smart contract function and is included in the device list are provided.

Abstract: Provided is a method and an electronic apparatus for providing information regarding a discount coupon to be applied to an item, which a user wishes to purchase in an online store, using an algorithm selected based on at least one of a number of items, a number of discount coupons, and a sum of the number of the items and the number of discount coupons.

Abstract: An information providing method of an electronic apparatus is disclosed. The information providing method may include receiving a counter information request, identifying cache counter information corresponding to the counter information request from a cache database related to a counter, and transmitting response information corresponding to the counter information request based on the identified cache counter information.

Abstract: A semiconductor memory device including: a substrate including a cell array region and a boundary region; a first recess region at an upper portion of the substrate in the cell array region; a first bit line extending onto the boundary region and crossing the first recess region; a bit line contact in the first recess region and contacting the first bit line; a second bit line spaced apart from the first recess region and adjacent to the first bit line, the second bit line crossing the cell array region and the boundary region; a cell buried insulation pattern between a side surface of the first bit line contact and an inner wall of the first recess region; and a boundary buried insulation pattern covering sidewalls of the first bit line and the second bit line in the boundary region and including a same material as the cell buried insulation pattern.

Abstract: Disclosed are a light emitting device which has improved reliability by increasing bonding force between a cathode and organic layers contacting both surfaces thereof, and a transparent display device using the same.

Abstract: An information providing method of an electronic apparatus is disclosed. The information providing method may include receiving a counter information request, identifying cache counter information corresponding to the counter information request from a cache database related to a counter, and transmitting response information corresponding to the counter information request based on the identified cache counter information.

Abstract: A wireless communication device includes a battery, a power management integrated circuit (PMIC), a near field communication (NFC) integrated circuit connected to the battery and to the PMIC, and an internal device connected to the NFC integrated circuit and configured to support an NFC operation, wherein the NFC integrated circuit includes a power supply path control circuit configured to cut off a first power supply path from the PMIC to the internal device when the NFC integrated circuit is in an on-state or an operating state and to form a second power supply path from the battery to the internal device to supply power to the internal device based on existence or non-existence of a first supply voltage provided from the PMIC.

Abstract: Disclosed herein are an apparatus and method for recommending privacy control. A privacy control server includes multiple common privacy control recommendation models learned based on personal information provision histories of multiple users, a user preference determination unit for generating at least one question item based on the multiple common privacy control recommendation models and determining a privacy control preference of a user based on a result of a user answer to the at least one question item, and a common privacy control recommendation model provision unit for providing a common privacy control recommendation model selected to match the privacy control preference of the user to the user.

Abstract: Disclosed is a transparent display device which has improved transmittance and luminous uniformity according to wavelength. The transparent display device includes a capping structure. The capping structure is formed by stacking a high refractive index first capping layer having destructive interference properties and a low refractive index second capping layer.

Abstract: The present invention provides a compound that can increase the light-emitting efficiency, reduce the driving voltage, and improve the durability of an element, an organic electronic element using the same, and an electronic device thereof.

Abstract: The present disclosure relates to a display device, and more particularly, to a high-performance display device by which high transmittance is secured and efficiency is enhanced in a manner of using a mixture of an organic matter and an alkaline earth metal as a cathode and facilitating patterning.

Abstract: Disclosed is a display device configured such that a mixture of a transition metal and an organic material is used as a cathode, whereby the cathode exhibits low resistance, high transmittance, high reliability, and high performance in the state in which the cathode is thin.

Abstract: A wireless communication device includes a battery, a power management integrated circuit (PMIC), a near field communication (NFC) integrated circuit connected to the battery and to the PMIC, and an internal device connected to the NFC integrated circuit and configured to support an NFC operation, wherein the NFC integrated circuit includes a power supply path control circuit configured to cut off a first power supply path from the PMIC to the internal device when the NFC integrated circuit is in an on-state or an operating state and to form a second power supply path from the battery to the internal device to supply power to the internal device based on existence or non-existence of a first supply voltage provided from the PMIC.

Abstract: A display device includes a substrate including a display area having first color subpixels and a transparent area inside the display area, an array layer in the display area on the substrate, a first electrode in the first color subpixels on the array layer, a first emission assisting layer on the first electrode, an emitting material layer in the first color subpixels on the first emission assisting layer, a second emission assisting layer on the emitting material layer, a deposition preventing layer in the transparent area on the second emission assisting layer, a second electrode on the second emission assisting layer, the second electrode selectively disposed in a region where the deposition preventing layer is not disposed, an encapsulating layer on the deposition preventing layer and the second electrode, a polarizing layer in the display area on the encapsulating layer, an auxiliary equipment in the transparent area under the substrate.

Abstract: An anonymous credential authentication system receives an anonymous credential signature value indicating that setting proposition information using a credential is satisfied from a user device that has been issued the credential combined with multiple pieces of attribute information constituting personal information, generates signer authentication information that confirms a signer of the anonymous credential signature value using an opening key, and outputs the signer authentication information.

Abstract: Disclosed herein are an apparatus and method for user authentication based on multiple pieces of biometric information. The apparatus may include one or more processors and executable memory for storing at least one program executed by the one or more processors. The at least one program receives multiple pieces of biometric information from the client device of a user, generates the personal identifier of the user using a neural network and a Bloom filter algorithm, and checks the similarity between the personal identifier of the user and each of personal identifiers previously registered in a database, thereby authenticating the user.

Abstract: An apparatus for controlling an object may include a communicator configured to communicate with a first user terminal and a second user terminal, and a processor configured to control a first object corresponding to a first user in a virtual world to be displayed, configured to control the first object to move in the virtual world in response to a movement control of the first user, configured to randomly select at least one candidate object in response to a morphing control of the first user, and configured to change the first object to a second object when the first user selects the second object from the at least one candidate object. Methods for controlling an object are also provided.

Abstract: A semiconductor memory device including: a substrate including a cell array region and a boundary region; a first recess region at an upper portion of the substrate in the cell array region; a first bit line extending onto the boundary region and crossing the first recess region; a bit line contact in the first recess region and contacting the first bit line; a second bit line spaced apart from the first recess region and adjacent to the first bit line, the second bit line crossing the cell array region and the boundary region; a cell buried insulation pattern between a side surface of the first bit line contact and an inner wall of the first recess region; and a boundary buried insulation pattern covering sidewalls of the first bit line and the second bit line in the boundary region and including a same material as the cell buried insulation pattern.

Abstract: A refrigerator for controlling operations by executing artificial intelligence (AI) algorithms and/or machine learning algorithms in a 5G environment connected for Internet of Things, and a method of operating the refrigerator, are disclosed. A method for operating a refrigerator including performing by a controller, a first recognition of a first food being placed into the refrigerator, performing by the controller, a second recognition of a second food being taken out from the refrigerator, and displaying, on a display of the refrigerator, storage status information on remaining food in the refrigerator based on a result of the first recognition and a result of the second recognition is provided.