Abstract: An electroluminescent display device includes: a substrate, a first electrode on the substrate, a connection pattern on the substrate, the connection pattern including a same material as the first electrode, a bank covering edges of the first electrode and the connection pattern, a light-emitting layer on the first electrode, a second electrode on the light-emitting layer, the bank, and the connection pattern, and an auxiliary pattern between the connection pattern and the second electrode, the auxiliary pattern including one or more of: a metal oxide, conductive nanoparticles, and a work function-modifying polymer.

Abstract: A display device includes: a substrate including a display area at a front surface and a non-display area at a periphery of the display area, wherein the non-display area includes a bending area having at least a portion bent toward a rear surface; a first metal layer on the substrate, the first metal layer overlapping with a contact hole at an out side of the bending area in the non-display area; a first via layer as an organic layer, located over the first metal layer, the first via layer including the contact hole; a second metal layer on the first via layer, the second metal layer being electrically connected to the first metal layer in the contact hole; and an inorganic layer on the second metal layer, wherein at least a portion of one side end of the inorganic layer, which is in the non-display area, is at an outside of the bending area and an area on the contact hole.

Abstract: In one general aspect, a method can include causing display of a webpage within a display area of a browser, and causing display of a search area indicator associated with an area of the webpage. The method can include receiving a selection of the search area indicator. In response to the selection of the search area indicator being received the method can include defining an image corresponding to the area, and triggering a search query based on the image. The method can include receiving a search result in response to the search query, and causing display of the search result in a search result area outside of the display area where the search result area is within the browser.

Abstract: A blockchain based data management method performed by a computing device according to an embodiment of the present disclosure includes recording a deletion event for off-chain data and time information of the deletion event in a blockchain network, and selectively deleting the off-chain data based on a validity verification result calculated for the time information, wherein the validity verification result is calculated using a time-consensus algorithm of the blockchain network.

Abstract: A blockchain data recording method includes determining a recording type as one of an on-chain type and an off-chain type according to a target data to be recorded in a blockchain, transmitting a first transaction proposal for recording the target data in a blockchain node configured to store an on-chain data on a blockchain to the blockchain node when the recording type is an on-chain type, and recording the target data in a storage node provided to store an off-chain data, and transmitting a second transaction proposal for storing recording information of the target data in the blockchain to the blockchain node when the recording type is an off-chain type.

Abstract: An electroluminescent display device includes: a substrate, a first electrode on the substrate, a connection pattern on the substrate, the connection pattern including a same material as the first electrode, a bank covering edges of the first electrode and the connection pattern, a light-emitting layer on the first electrode, a second electrode on the light-emitting layer, the bank, and the connection pattern, and an auxiliary pattern between the connection pattern and the second electrode, the auxiliary pattern including one or more of: a metal oxide, conductive nanoparticles, and a work function-modifying polymer.

Abstract: A blockchain based data management method performed by a computing device according to an embodiment of the present disclosure includes recording a deletion event for off-chain data and time information of the deletion event in a blockchain network, and selectively deleting the off-chain data based on a validity verification result calculated for the time information, wherein the validity verification result is calculated using a time-consensus algorithm of the blockchain network.

Abstract: An off-chain data sharing system according to an embodiment of the present invention includes a first storage node to store off-chain data, a blockchain node to store a ledger that records permission information of the off-chain data, and a data stream hub to relay data transmission and reception between the first storage node and a second storage node requesting the off-chain data by referring to the permission information.

Abstract: A blockchain data recording method includes determining a recording type as one of an on-chain type and an off-chain type according to a target data to be recorded in a blockchain, transmitting a first transaction proposal for recording the target data in a blockchain node configured to store an on-chain data on a blockchain to the blockchain node when the recording type is an on-chain type, and recording the target data in a storage node provided to store an off-chain data, and transmitting a second transaction proposal for storing recording information of the target data in the blockchain to the blockchain node when the recording type is an off-chain type.

Abstract: A file transmission method includes storing each chunk of a target file by public cloud, receiving, by the first node, a file transmission request including an encrypted chunk order sheet of the target file, information on the target file and recipient information, wherein the chunk order sheet includes connection order information of each chunk necessary for restoring the target file, and the encrypted chunk order sheet is encrypted with a public key of a recipient, storing a first transaction including information included in the file transmission request and chunk storage location information in a ledger stored in the first node, storing, by the second node, the first transaction in a ledger of the second node according to synchronization of the ledger, storing a chunk in the internal storage using the chunk storage location information when the recipient information included in the first transaction includes a user belonging to the intranet.

Abstract: A display device can include a substrate including first and second pixel regions; a first electrode in each of the first and second pixel regions; and a bank disposed at a boundary of each of the first and second pixel regions on the first electrode defining a first opening exposing a portion of the first electrode and a second opening within the bank defining a formation area of an emitting layer, the second opening is larger than the first opening, in which an area of the first opening in the first pixel region is smaller than an area of the first opening in the second pixel region, and an area of the second opening in the first pixel region is substantially same as an area of the second opening in the second pixel region.

Abstract: A file transmission method includes storing each chunk of a target file by public cloud, receiving, by the first node, a file transmission request including an encrypted chunk order sheet of the target file, information on the target file and recipient information, wherein the chunk order sheet includes connection order information of each chunk necessary for restoring the target file, and the encrypted chunk order sheet is encrypted with a public key of a recipient, storing a first transaction including information included in the file transmission request and chunk storage location information in a ledger stored in the first node, storing, by the second node, the first transaction in a ledger of the second node according to synchronization of the ledger, storing a chunk in the internal storage using the chunk storage location information when the recipient information included in the first transaction includes a user belonging to the intranet.

Abstract: A system for supporting reflection of transactions between blockchain networks. includes a first bridge node which receives transaction data as to a first transaction within a source blockchain network, generates a transaction reflection message based on the received transaction data, and sends the generated transaction reflection message to a second bridge node related to a target blockchain network, and the second bridge node which generates a second transaction corresponding to the first transaction based on the generated transaction reflection message and processes the generated second transaction within the target blockchain network.

Abstract: An organic light emitting diode includes a first electrode; a hole auxiliary layer on the first electrode; a light emitting material layer on the hole auxiliary layer and emitting white light; an electron auxiliary layer on the light emitting material layer; and a second electrode on the electron auxiliary layer, wherein the light emitting material layer includes a first light emitting material layer, a second light emitting material layer and a third light emitting material layer sequentially layered, and wherein the first light emitting material layer includes an electron blocking material.

Abstract: An organic light emitting diode includes a first electrode; a hole auxiliary layer on the first electrode; a light emitting material layer on the hole auxiliary layer and emitting white light; an electron auxiliary layer on the light emitting material layer; and a second electrode on the electron auxiliary layer, wherein the light emitting material layer includes a first light emitting material layer, a second light emitting material layer and a third light emitting material layer sequentially layered, and wherein the first light emitting material layer includes an electron blocking material.