Abstract: Cathodes and lithium secondary batteries including the cathodes are disclosed. In some implementations, a cathode may include a cathode current collector and a cathode active material layer disposed on the cathode current collector and including cathode active material particles such that the cathode active material layer satisfies a specific equation. The cathode active material particles may include lithium metal oxide particles that include nickel, and may have a mole fraction of cobalt of 0.02 or less with respect to all elements except for lithium and oxygen.

Abstract: Provided are an organic electronic element comprising an anode, a cathode, and an organic material layer between the anode and the cathode, and an electronic device comprising the organic electronic element, wherein the organic material layer comprises each compound represented by Formula 1, Formula 2, or Formula 3, thereby the driving voltage of the organic electronic element can be lowered and the luminous efficiency and lifespan can be improved.

Abstract: Disclosed are an apparatus and system for evaluating a welding condition on the basis of three-dimensional data. An aspect of the present embodiment provides an apparatus for evaluating a welding condition, the apparatus including a communication unit configured to receive a three-dimensional image for an evaluation target from the outside, a base material recognition unit configured to recognize a base material from the three-dimensional image for the evaluation target by using a point cloud, a bead extraction unit configured to extract a welding bead welded between the base materials, a bead cross-section acquisition unit configured to acquire cross-sections at preset intervals for the extracted welding bead, and a profile analysis unit configured to analyze a profile of the welding bead for the cross-section acquired by the bead cross-section acquisition unit.

Abstract: Provided are an organic electronic element comprising an anode, a cathode, and an organic material layer between the anode and the cathode, and an electronic device comprising the organic electronic element, wherein the organic material layer comprises each compound represented by Formula 1, Formula 2, or Formula 3, thereby the driving voltage of the organic electronic element can be lowered and the luminous efficiency and lifespan can be improved.

Abstract: A transparent display device is provided, which may reduce loss of light transmittance due to a touch sensor and a touch line and may make sure of separating a touch sensor electrode of a touch sensor from a cathode electrode of a light emitting element. The transparent display device includes a substrate provided with a plurality of transmissive areas and a non-transmissive area including a plurality of light emission areas, a plurality of light emitting elements respectively disposed in the plurality of light emission areas on the substrate, including an anode electrode, a light emitting layer and a cathode electrode, a plurality of touch sensors respectively disposed in the plurality of transmissive areas on the substrate, including a touch sensor electrode, and a first undercut structure disposed along an edge of the transmissive area to separate the cathode electrode from the touch sensor electrode, including a plurality of eaves.

Abstract: In a backlight apparatus, a master driving circuit generates a transmission frame including a training period including a clock training pattern and a data period including a plurality of data packets respectively corresponding to the plurality of blocks. A plurality of slave driving circuits correspond to the plurality of blocks, respectively, and are connected to the master driving circuit in a daisy chain structure. Each slave driving circuit receives the transmission frame through the daisy chain structure, recovers a clock based on the clock training pattern, and drives the plurality of light emitting elements included in a corresponding block among the plurality of blocks based on its own data packet among a plurality of data packets.

Abstract: The present disclosure provides transmitter circuits and display devices including the same. In some embodiments, the transmitter circuit includes a run length detector, a modifier, and a scrambler. The run length detector is configured to derive position information indicating a first input data related to a threshold run length from among a plurality of input data in a predetermined bit unit, when a run length of first scrambled data for the first input data meets or exceeds the threshold run length in the predetermined bit unit. The modifier is configured to generate modified input data by inverting at least one bit of the first input data based on the position information. The scrambler is configured to receive the modified input data from the modifier, and generate second scrambled data by scrambling the modified input data with scrambling information.

Abstract: A cathode for a lithium secondary battery includes a cathode current collector, and a cathode active material layer formed on the cathode current collector. The cathode active material layer includes cathode active material particles. The cathode active material particles include a lithium metal oxide particle containing nickel and having a mole fraction of cobalt of 0.02 or less among all elements except lithium and oxygen.

Abstract: A computing method for privacy-preserving data analysis is provided, in which the computing method is performed by at least one processor and includes receiving a data analysis request including data-to-be-analyzed from a client, homomorphically encrypting the data-to-be-analyzed using an encryption engine, and uploading the homomorphically encrypted data-to-be-analyzed to a target path of a blockchain, and then, the method includes, based on the request to check analysis result, decrypting an analysis result of the homomorphically encrypted data stored in a designated path of the blockchain by using the encryption engine, and providing the decrypted analysis result to the client, in which the analysis result of the homomorphically encrypted data is data analyzed by a worker linked to the blockchain, and stored in a designated path in association with the target path of the blockchain.

Abstract: The present invention relates to a time-division duplex (TDD) antenna apparatus which can reduce signal loss, and thereby minimize the noise figure (NF) of a system and extend uplink coverage of the system, by separating a transmitter circuit from a receiver circuit of the antenna apparatus, and disposing a low noise amplifier (LNA) of the receiver circuit between a reception antenna and a reception filter of the receiver. A time-division duplex antenna apparatus according to an embodiment of the present invention includes: a transmitter which includes at least one transmission antenna module and transmits a downlink signal through a first path; a receiver which includes at least one reception antenna module and receives an uplink signal through a second path that is separated from the first path without any overlapping portions thereof; and a controller which controls the transmitter and the receiver in a time-division duplex manner.

Abstract: The present invention relates to a polyester sound absorption material having improved moldability and decreased weight and a method of manufacturing a molded product using the same, and more particularly to a polyester sound absorption material, which is capable of integrally molding a skin member and a sound absorption material using a felt including a polyester base fiber, a low-melting-point polyester adhesive fiber and a polyester hollow fiber, without the need to attach an additional sound absorption pad onto a skin member.

Abstract: The present invention relates to an E. coli hisG-derived ATP-phosphoribosyltransferase variant having a reduced feedback inhibition by histidine and a strain expressing the same. The variant may maintain its activity even at a high histidine concentration, thus increasing histidine production.

Abstract: The present invention relates to a method of non-destructively measuring a thickness of a reinforcement membrane, and more particularly, to a method of non-destructively measuring a thickness of a hydrogen ion exchange reinforcement membrane for a fuel cell, in which the reinforcement membrane has a symmetric three-layer structure including a reinforcement base layer and pure water layers disposed at opposing sides of the reinforcement base layer, including performing total non-destructive inspection and omitting a process of analyzing a position by means of a thickness peak of a power spectrum of the respective layers of the reinforcement membrane.

Abstract: Provided are a fluorinated compound for patterning a metal or an electrode (cathode), an organic electronic element using the same, and an electronic device thereof, wherein a fine pattern of the electrode is formed by using the fluorinated compound as a material for patterning a metal or an electrode (cathode), without using a shadow mask, and it is possible to more easily apply UDC since it is easy to manufacture a transparent display having high light transmittance.

Abstract: Disclosed is an operating method of an encoder, which includes receiving a first bit stream including first to N-th bits, determining at least one symbol in the first bit stream, wherein the at least one symbol includes “M” consecutive bits each having the first bit value or the second bit value, and generating a first data packet including a first header and at least one packet symbol. The first header includes a least symbol address of a first symbol of the at least one symbol and an inverted value of a bit value of the first bit, a first packet symbol of the at least one packet symbol includes a bit value of the first symbol, a least symbol address of a second symbol of the at least one symbol, and an inverted value of a bit value of a next bit of the first symbol.

Abstract: Provided are a fluorinated compound for patterning a metal or an electrode (cathode), an organic electronic element using the same, and an electronic device thereof, wherein a fine pattern of the electrode is formed by using the fluorinated compound as a material for patterning a metal or an electrode (cathode), without using a shadow mask, and it is possible to more easily apply UDC since it is easy to manufacture a transparent display having high light transmittance.