Abstract: A negative electrode active material as well as a method of preparing a negative electrode active material which includes preparing a silicon-based compound including SiOx, wherein 0.5<x<1.3; disposing a polymer layer including a polymer compound on the silicon-based compound; disposing a metal catalyst layer on the polymer layer; heat treating the silicon-based compound on which the polymer layer and the metal catalyst layer are disposed; and removing the metal catalyst layer, wherein the polymer compound includes any one selected from the group consisting of glucose, fructose, galactose, maltose, lactose, sucrose, a phenolic resin, a naphthalene resin, a polyvinyl alcohol resin, a urethane resin, polyimide, a furan resin, a cellulose resin, an epoxy resin, a polystyrene resin, a resorcinol-based resin, a phloroglucinol-based resin, a coal-derived pitch, a petroleum-derived pitch, a tar and a mixture of two or more thereof.

Abstract: An example uniform resource locator (URL) information providing method includes obtaining a text from a document including location information and identifying the location information, transmitting an original URL corresponding to the identified location information to an external apparatus and receiving a shortened URL corresponding to the original URL, generating an optical recognition code corresponding to the received shortened URL and obtaining information related to a content provided from the original URL from the external apparatus based on the original URL, changing the document based on the shortened URL, the optical recognition code, and the information related to the content provided from the original URL, and generating the changed document as page description language data.

Abstract: An image encoding/decoding method is provided. An image decoding method of the present invention may comprise deriving an intra-prediction mode of a current luma block, deriving an intra-prediction mode of a current chroma block based on the intra-prediction mode of the current luma block, generating a prediction block of the current chroma block based on the intra-prediction mode of the current chroma block, and the deriving of an intra-prediction mode of a current chroma block may comprise determining whether or not CCLM (Cross-Component Linear Mode) can be performed for the current chroma block.

Abstract: The present invention discloses an image decoding method, the method including generating a candidate list including motion information derived from a spatial neighboring block and a temporal neighboring block adjacent to a current block; deriving motion information of the current block using the candidate list; generating a prediction block of the current block using the derived motion information; and updating the derived motion information in a motion information list, wherein the generating of the candidate list is performed in such a manner as to include at least one information of the motion information included in the updated motion information list in a block decoded before the current block.

Abstract: Disclosed is a method of decoding an image and a method of encoding an image. The method of decoding an image includes: obtaining motion-constrained tile set information; determining, on the basis of the motion-constrained tile set information, a first boundary region of a collocated tile set within a reference picture, which corresponds to a motion-constrained tile set; padding a second boundary region corresponding to the first boundary region; and performing inter prediction on the motion-constrained tile set by using a collocated tile set that includes the padded second boundary region.

Abstract: Disclosed herein is a method of decoding an image including determining whether a current block is in a bi-directional optical flow (BIO) mode, calculating gradient information of prediction samples of the current block when the current block is in the BIO mode, and generating a prediction block of the current block using the calculated gradient information, wherein the calculating of the gradient information of the prediction samples of the current block includes calculating the gradient information using at least one neighbor sample adjacent to the prediction samples.

Abstract: An antenna assembly for use with a wireless communication wearable device. The antenna assembly includes a circuit board with components extending from a surface thereof. The antenna assembly has a first radiator antenna and a second radiator antenna which extends about the perimeter of the first antenna. A first slot is provided between the first radiator antenna and the second radiator antenna. The first slot separates the first radiator antenna from the second radiator antenna.

Abstract: A cylindrical secondary battery and a manufacturing method of a secondary battery are provided. A manufacturing method of a cylindrical secondary battery includes: winding an electrode assembly to expose a first electrode uncoated portion and a second electrode uncoated portion to opposite ends in a longitudinal direction; bending at least some portions of the first electrode uncoated portion and the second electrode uncoated portion of the electrode assembly in a direction by pressing the first electrode uncoated portion and the second electrode uncoated portion; welding electrode collector plates to ends of the bent first and second electrode uncoated portions; and inserting and sealing the electrode assembly into a cylindrical case.

Abstract: Provided is a duct docking device for a ventilation seat of a vehicle. The duct docking device enables air to be easily blown to a seatback and a seat cushion with a passenger in a seat using only one blower by enabling a seatback duct mounted at the seatback and a seat cushion duct mounted at the seat cushion to be hermetically docked through a connector duct, etc. at an unfolded position of the seatback in which a passenger can sit, and by enabling the seatback duct mounted at the seatback and the seat cushion duct mounted at the seat cushion to be separated from each other at a folded position of the seatback in consideration of that there is no passenger in the seat.

Abstract: An embodiment vehicle includes a multi-camera including a first, second, and third cameras and a controller configured to receive a first image captured by the first camera in a first direction, a second image captured by the second camera in a second direction perpendicular to the first direction, and a third image captured by the third camera in a third direction perpendicular to the first and second directions, to detect calibration markers from each of the first, second, and third images, to calibrate a first movement value in an optical axis direction of each of the first, second, and third cameras, to calibrate a second movement value in the second direction of the first camera, to calibrate a third movement value in the third direction of the first camera, and to calibrate a capture area of the first camera.

Abstract: A display apparatus having a mura compensation function includes a mura memory in which compensation data corresponding to coefficient values of a mura compensation equation is stored; and a mura compensation circuit configured to perform mura compensations on display data by using the mura compensation equation to which the compensation data has been applied, wherein the coefficient values are set so that the mura compensation equation has been fit to have a curve that satisfies known difference values of selected gray levels, a first estimation difference value of a first estimation gray level higher than the selected gray levels, and a second estimation difference value of a second estimation gray level lower than the selected gray levels, and wherein the compensation data comprises the coefficient values of the mura compensation equation in which all of the known difference values of the selected gray levels, the first estimation difference value, and the second estimation difference value have a differen

Abstract: The present invention relates to an image information decoding method. The decoding method includes receiving a bit stream including a Network Abstraction Layer (NAL) unit that includes information related to encoded image, and parsing a NAL unit header of the NAL unit. The NAL unit header may not include 1 bit flag information that represents whether a picture is a non-reference picture or a reference picture in the entire bit stream during encoding.

Abstract: Disclosed herein are a video decoding method and apparatus and a video encoding method and apparatus. In video encoding and decoding, multiple partition blocks are generated by splitting a target block. A prediction mode is derived for at least a part of the multiple partition blocks, among the multiple partition blocks, and prediction is performed on the multiple partition blocks based on the derived prediction mode. When prediction is performed on the partition blocks, information related to the target block may be used, and information related to an additional partition block, which is predicted prior to the partition block, may be used.

Abstract: The present invention relates to a camera module, and the present invention may comprise: a lens; a heating layer positioned on the lens so as to generate heat when power is supplied thereto; and a heating wire, which is positioned on the surface of the lens or of the heating layer, which generates heat when a current is supplied thereto from an external power supply, and which is electrically connected to the heating layer. The present invention comprises a heating wire, besides the heating layer that comprises a conductive material, and thus can reduce the time taken to supply a heating body with a current, and the reduced heating time accordingly enables rapid heating.

Abstract: An embodiment of the present invention relates to a porous silicon structure, a porous silicon-carbon composite comprising same, and a negative electrode active material. The porous silicon structure and the porous silicon-carbon composite each have a molar ratio (O/Si) of oxygen (O) atoms to silicon (Si) atoms that satisfies a specific range, and thus, when applied to a negative electrode active material, the porous silicon structure and the porous silicon-carbon composite can have excellent capacity retention and remarkably enhanced discharge capacity and initial efficiency.

Abstract: An embodiment of the present invention relates to a porous silicon composite, a porous silicon-carbon composite comprising same, and an anode active material, wherein the porous silicon composite and the porous silicon-carbon composite each comprise silicon particles and a magnesium compound together and satisfy a molar ratio (O/Si) of oxygen (O) atom to silicon (Si) atom in a specific range, so that the application of the porous silicon composite and the porous silicon-carbon composite to an anode active material leads to an excellent capacity retention rate as well as a significant improvement in discharge capacity and initial efficiency.

Abstract: A vehicle includes a first camera to obtain a first image; a second camera to obtain a second image captured in a different field of view; and a controller to obtain a distance between the vehicle and an object by processing images obtained by the multiple cameras. The controller recognizes a first object in a frame of the image, obtains a height of, an aspect ratio of, and a distance from the first object, and assigns each to 3D coordinate values. The controller generates a 3D straight line based on a plurality of 3D coordinate values in each frame, stores a characteristic relationship between the recognized first object and the 3D straight line, obtains a height and aspect ratio of a second object by image processing upon recognizing the second object of the same model as the first object through the cameras, and estimates a distance from the second object based on the characteristic relationship.

Abstract: The present invention relates to a porous silicon-based composite, a preparation method therefor, and an anode active material comprising same, and, more specifically, the porous silicon-based composite comprises silicon particles and fluoride, and thus a porous silicon-based composite with excellent selective etching efficiency can be obtained, and the anode active material comprising same can further improve a discharge capacity and a capacity retention while holding the excellent initial efficiency of a secondary battery.

Abstract: A method and a system for estimating degradation of a battery for an electric vehicle are provided. The method includes determining a current battery resistance increase rate by measuring an increase in resistance of the battery during charging of the battery, determining an initial battery resistance increase rate on the basis of a predetermined initial battery resistance increase rate map for indicating the battery resistance increase rate of the battery in a begin of life (BOL) state, and calculating current degradation of the battery on the basis of the current battery resistance increase rate and the initial battery resistance increase rate.

Abstract: A vehicle includes a controller and a first camera, a second camera, and a third camera. The first camera is installed in the vehicle to have a first field of view and is configured to obtain first image data for the first field of view. The second camera is installed in the vehicle to have a second field of view and is configured to obtain second image data for the second field of view. The third camera is installed in the vehicle to have a third field of view and is configured to obtain third image data for the third field of view. The controller is configured to perform vehicle dynamic compensation (VDC) based on a result of processing any one of the first image data, the second image data, and the third image data and to perform automated online calibration (AOC) based on a result of the VDC to determine abnormality of the cameras.