Abstract: An embodiment describes a low noise tire that reduces noise caused by air column resonance occurring in a main groove and has a fluid flow path to prevent a surface layer from being roughened during a mold casting process. A low noise tire according to an embodiment includes a plurality of blocks formed on a tread, a groove formed between the blocks and extending in a circumferential direction of a tire, protrusion portions including a plurality of protrusion bodies protruding from a bottom surface and a wall surface of the groove and extending along the groove, and fluid flow paths formed along the wall surface of the groove and configured to divide the protrusion portions while traversing the protrusion portions so that a fluid positioned between the protrusion portions moves.

Abstract: A system-on-chip includes plural components, configured to perform separate functions, separate calculations, or separate operations, and a bus interface configured to support data communication between the plural components according to a point-to-point interconnect protocol. At least one component of the plural components is operatively engaged with a memory device. The at least one component includes: plural memory interfaces configured to access the memory device in an n-way interleaving way, where n is a positive integer which is equal to or greater than 2; and at least one slave intellectual property (IP) core configured to distribute and transmit, to the plural memory interfaces, plural commands input through the bus interface.

Abstract: A display device includes gate lines disposed on a substrate in a first direction, data lines disposed on the substrate in a second direction crossing the first direction, the data lines being insulated from the gate lines, a first insulating film disposed between the data lines, a second insulating film disposed on the data lines and the first insulating film, and a first electrode disposed on the second insulating film. The first insulating film does not overlap the data lines in a direction perpendicular to the substrate.

Abstract: The present disclosure relates to a non-transitory storage medium for storing program code and a method of executing an artificial intelligence (AI) pipeline non-fungible token (NFT). The program code is executed by a hardware processor to mint a blockchain-based NFT including ownership information of the AI pipeline, request an execution of the program code performing a predetermined function in an event node executing the AI pipeline according to a request of execution of an NFT owner, connect to at least one worker node to execute a target AI pipeline of the NFT, receive an execution result value of the worker node to record a proof-of-work for the execution result value in the event node, and collect the execution result value of the worker node on which the proof-of-work is performed is performed to change a blockchain state.

Abstract: A percutaneous absorption preparation for the treatment of dementia is disclosed. The percutaneous absorption preparation contains a support layer, a drug-containing layer, and a release layer, wherein the drug-containing layer contains memantine enanthate, a solubilizer, and a pressure-sensitive adhesive. The percutaneous absorption preparation does not form crystal precipitation, shows high skin permeability, allows easy clinical control of the usable patch area, and allows control of the absorption rate by adjusting the rate of release, thus minimizing skin irritation, and provides an economic benefit of minimal waste of the drug while also preventing overdose of the drug.

Abstract: Disclosed is a method for configuring a bandwidth for supporting a broadband carrier in a communication system. An operation method of a base station comprises the steps of: configuring a first bandwidth part and a second bandwidth part for a terminal; configuring a reserved resource for the first bandwidth part in a resource area in which the first bandwidth part and the second bandwidth part overlap; and performing an operation of transmitting or receiving a second data channel, which is scheduled to the second bandwidth part, together with the terminal by using the reserved resource. Therefore, the performance of the communication system can be improved.

Abstract: Disclosed is a method and apparatus for transmitting or receiving a control channel in a communication system. A method for transmitting control information by a base station includes: configuring a control resource set including a plurality of REGs; interleaving, on a frequency axis, the plurality of REGs included in the control resource set; configuring an REG pool including at least two interleaved REGs; configuring at least one CCE in the REG pool; and transmitting control information through a search space configured by the at least one CCE. Therefore, the present invention can improve performance of a communication system.

Abstract: A lithium-sulfur battery having a high capacity and a method for manufacturing the same are provided. The lithium sulfur battery comprises a positive electrode and an electrolyte solution, and has a weight ratio, WSE/WSP, of a weight of a sulfur element (S) of a sulfur-based compound present in the electrolyte solution to a weight of a sulfur element (S) of a sulfur-based compound present in the positive electrode of 0.15 or less.

Abstract: One aspect of the present disclosure is directed to a computer-implemented system for streamlined product searching configured to receive a search query comprising at least one keyword; determine a product type; retrieve a first record of products associated with the product type; determine whether the search query meets a condition; and if the search query meets the condition: determine, a plurality of label values, and for each label value: generate a second record of products associated with the label value; determine whether each product in the second record meets a condition; deleting each product that meets the condition from the second record; ranking each remaining product in each second record; display the plurality of label values for selection; receive a selected label value; and display at least a portion of the remaining ranked products associated with the selected label value.

Abstract: A method and apparatus for transmitting or receiving a control channel in a communication system. A method for transmitting control information by a base station includes: configuring a control resource set including a plurality of REGs; interleaving, on a frequency axis, the plurality of REGs included in the control resource set; configuring an REG pool including at least two interleaved REGs; configuring at least one CCE in the REG pool; and transmitting control information through a search space configured by the at least one CCE. Therefore, the present invention improves performance of a communication system.

Abstract: Disclosed is a method for configuring a bandwidth for supporting a broadband carrier in a communication system. An operation method of a base station comprises the steps of: configuring a first bandwidth part and a second bandwidth part for a terminal; configuring a reserved resource for the first bandwidth part in a resource area in which the first bandwidth part and the second bandwidth part overlap; and performing an operation of transmitting or receiving a second data channel, which is scheduled to the second bandwidth part, together with the terminal by using the reserved resource. Therefore, the performance of the communication system can be improved.

Abstract: A lithium-sulfur battery having a high capacity and a method for manufacturing the same are provided. The lithium sulfur battery comprises a positive electrode and an electrolyte solution, and has a weight ratio, WSE/WSP, of a weight of a sulfur element (S) of a sulfur-based compound present in the electrolyte solution to a weight of a sulfur element (S) of a sulfur-based compound present in the positive electrode of 0.15 or less.

Abstract: The present invention provides an optical device and a method for operating the same, the optical device including a substrate, an optical waveguide extending in a first direction on the substrate, and a ring resonator adjacent to the optical waveguide in a second direction intersecting the first direction on the substrate, wherein the ring resonator includes a first graphene layer and a second graphene layer on the substrate, a first insulating layer between the substrate and the first graphene layer, a second insulating layer between the first graphene layer and the second graphene layer, a first electrode and a second electrode connected to the first graphene layer, and a third electrode connected to the second graphene layer, wherein the first graphene layer, the second graphene layer, the first insulating layer, and the second insulating layer have a ring shape or a partially open ring shape.

Abstract: An infrared adaptive transparent camouflage film includes a substrate, a graphene layer, an electrode layer and an ion gel layer. The substrate has dielectric. The graphene layer is disposed on the substrate and stacked in multiple layer. The electrode layer is disposed over the substrate and is spaced apart from the graphene layer. The ion gel layer is disposed over the graphene layer and the electrode layer, or disposed between the graphene layer and the electrode layer, to dope the graphene layer electrically.

Abstract: A method for manufacturing a positive electrode for a lithium secondary battery includes: (S1) forming a positive electrode active material layer by applying a positive electrode slurry composition comprising lithium iron phosphate and a binder onto a current collector and drying it; (S2) rolling a positive electrode active material layer N times (N is an integer greater than or equal to 2). In the rolling step during the first rolling, the rate of change in thickness of a positive electrode active material layer according to Equation 1 below is 5% to 15%, and during subsequent rolling, the rate of change in thickness of a positive electrode active material layer according to Equation 1 below is 3.5% or less.

Abstract: Provided are a method for manufacturing a graphene light source, wherein the method includes forming a graphene layer and electrodes in contact with both sides of the graphene layer, forming a nano-gap of the graphene layer, and forming a graphene oxide layer by bonding ionized oxygen to a portion of the graphene layer adjacent to one side of the nano-gap, wherein the graphene oxide layer emits green light or blue light, an organic light emitting element including the graphene light source, and a method for manufacturing the organic light emitting element.

Abstract: According to various embodiments, an electronic device for classifying a road surface using a sound signal and a road surface classification method using the same are disclosed. In addition, a device and method for managing a road surface through road surface classification are disclosed. Meanwhile, a method for installing an infrastructure for implementing a road surface classification method is disclosed. Other various embodiments are possible.

Abstract: The present invention relates to a method and apparatus for estimating a road surface type by using an ultrasonic signal and, more particularly, to a method for estimating a road surface type by using an artificial neural network model machine-learned with respect to a reflected ultrasonic signal and an apparatus for performing same. According to the present invention, provided are a method and apparatus for providing highly accurate road surface information at low cost, by machine-learning both characteristics of an ultrasonic signal reflected from a road surface and a road surface state, establishing a model between the two, and then estimating the type of the road surface by utilizing the model. In particular, even a road surface where thin ice, that is, black ice, is formed, which was not detectable in the conventional method for estimating a road-surface friction coefficient, may be accurately estimated, thereby contributing to safer driving.

Abstract: A manufacturing method of a positive electrode for a lithium secondary battery includes: a step of preparing a positive electrode in which a positive electrode active material layer including a lithium iron phosphate formed on a current collector; and a step of adsorbing an organic solvent to the positive electrode active material layer, the organic solvent including one or more of N-methyl-2-pyrrolidone (NMP), acetone, ethanol, propylene carbonate, ethylmethyl carbonate, ethylene carbonate, and dimethyl carbonate.