Abstract: An error processing circuit includes: a first H matrix calculation circuit configured to calculate a first H matrix and upstream data to generate a partial first parity, during an encoding operation; a second H matrix calculation circuit configured to calculate a second H matrix and the upstream data to generate a second parity, during the encoding operation; and a parity calculation circuit configured to sum the partial first parity and the second parity to generate a first parity, during the encoding operation.

Abstract: A service identifying and processing method using a wireless terminal message according to an exemplary embodiment of the present invention includes (a) receiving a wireless terminal message by a first entity which is a mobile device; and (b) expressing, by a first agent which is an information processing application program installed on the first entity, entity information of second entity based on the wireless terminal message and service confirmation information related to service provided by the second entity, through an application screen by the first agent.

Abstract: A semiconductor memory device comprises a substrate; a mold structure on the substrate; a plurality of channel structures extending in the mold structure; a source layer and a source sacrificial layer between the substrate and the mold structure, wherein the source sacrificial layer is spaced apart from the source layer; and a source support layer on the source layer and the source sacrificial layer, wherein the source support layer is between the source layer and the source sacrificial layer, wherein an upper surface of the source support layer includes first and second portions extending parallel to the substrate, and a third portion that connects the first and second portions, wherein a vertical distance from an upper surface of the source layer to the first portion is smaller than a vertical distance from an upper surface of the substrate to the second portion.

Abstract: A method of rendering object-based audio and an electronic device performing the method are provided. The method includes identifying a bitstream, determining a reference distance of an object sound source based on the bitstream, determining a minimum distance for applying distance-dependent attenuation, based on the reference distance, and determining a gain of object-based audio included in the bitstream based on the reference distance and the minimum distance.

Abstract: An input/output circuit may include an input circuit, an amplifier circuit and a precharging circuit. The input circuit may load differential input data to setup nodes based on a data strobe clock. The amplifier circuit may compare and amplify the data that is loaded to the setup nodes and configured to output the amplified data. The precharging circuit may precharge the setup nodes based on the data strobe clock and the differential input data.

Abstract: Provided is an encoding apparatus for integrally encoding and decoding a speech signal and a audio signal, and may include: an input signal analyzer to analyze a characteristic of an input signal; a stereo encoder to down mix the input signal to a mono signal when the input signal is a stereo signal, and to extract stereo sound image information; a frequency band expander to expand a frequency band of the input signal; a sampling rate converter to convert a sampling rate; a speech signal encoder to encode the input signal using a speech encoding module when the input signal is a speech characteristics signal; a audio signal encoder to encode the input signal using a audio encoding module when the input signal is a audio characteristic signal; and a bitstream generator to generate a bitstream.

Abstract: Disclosed is an image-based cooperative simultaneous localization and mapping system and method by using rendezvous. An embodiment of the present invention provides an image-based cooperative simultaneous localization and mapping method in a multi-platform system, the method comprising the steps of: estimating a camera posture on the basis of an image input through a camera in a single SLAM scheme and manufacturing an local map by each of multiple platforms; extracting a non-static feature from the image and managing same; transmitting, to a ground station, the camera posture, the local map, and the non-static feature as platform data; determining, by the ground station, whether a rendezvous situation has occurred between one of the multiple platforms and the remaining platforms, on the basis of the platform data; and when the rendezvous situation occurs, fusing the local map received from two or more rendezvoused platforms into a global map.

Abstract: The present invention relates to a colorimetric biosensor, preparation method thereof, and antibiotic susceptibility testing method using the same, and more specifically, in the present invention, it is possible to prepare a colorimetric biosensor comprising a porous hydrogel structure including polydiacetylene and a hydrogel polymer (alginate, PEG-DA, etc.); and a microbial nutrient source, and it may be applied to a colorimetric biosensor for detecting microorganisms or a method for testing antibiotic susceptibility of microorganisms for allowing in real-time measurement and exhibiting excellent sensitivity using the colorimetric biosensor.

Abstract: Disclosed are an intra-prediction mode-based image processing method and a device therefor. Particularly, a method for processing an image on the basis of an intra-prediction mode may comprise the steps of: configuring a reference sample to be used for prediction of a current block on the basis of width information and height information of the current block when the current block is a non-square block; deriving an intra-prediction mode of the current block; and generating a prediction sample of the current block by using the reference sample on the basis of the intra-prediction mode of the current block.

Abstract: An encoding/decoding apparatus and method for controlling a channel signal is disclosed, wherein the encoding apparatus may include an encoder to encode an object signal, a channel signal, and rendering information for the channel signal, and a bit stream generator to generate, as a bit stream, the encoded object signal, the encoded channel signal, and the encoded rendering information for the channel signal.

Abstract: Display apparatus includes LEDs, bottom chassis to accommodate the LEDs; and reflective member disposed on the bottom chassis. The reflective member includes a reflective bottom portion, and a reflective inclined portion obliquely formed to face a rear surface of the display panel which includes first regions that respectively correspond to LEDs located adjacent to the reflective inclined portion, and second regions each provided between two neighboring first regions and has a reflective characteristic different from a reflective characteristic of a neighboring first region. Second regions and neighboring first regions are on the reflective inclined portion having a uniform incline angle with respect to a side edge of the reflective bottom portion, the first regions include a group of light adjusting members, and the group of light adjusting members of each of the first regions is disposed to correspond to one of the LEDs disposed adjacent to the reflective inclined portion.

Abstract: Proposed are a non-contact image-based blood pressure measurement method and system based on advanced visual intelligence, wherein a blood pressure measurement model is created by performing neural network training with an image sequence obtained by a webcam in a non-contact manner, and the blood pressure of a measurement subject is estimated with the blood pressure measurement model. Accordingly, since the webcam for obtaining a video, that is, an image sequence, in a non-contact manner is used, blood pressure is continuously estimated during the recording with the webcam without contact with a device or another person, and blood pressure is estimated just by being in front of the webcam, so the system is easy to use, inexpensive, and secures sufficient precision by using a neural network algorithm.

Abstract: The present disclosure relates to a portable printer including a main body in a portable form which is capable of accommodating a cartridge having a nozzle for delivering a printing material to a target having a soft or hard surface, a seating part which is provided to be exposed to an outside from a lower portion of the main body to face the surface of the target and at least partially surrounds the nozzle, a roller provided respectively at the front and rear of the nozzle at the lower portion of the main body with respect to a direction in which the main body moves along the surface of the target to deliver the printing material to the target, and a printing adjustment unit configured to adjust a height difference between the nozzle and the roller to adjust a height difference between the nozzle and the surface of the target.

Abstract: A wireless scanner according to the present invention comprises: a scanner body having a plurality of components arranged on the inside; and a scanner tip coupled to one end of the scanner body and having a passage therein through which light passes. The scanner body includes: an optical heating unit including at least one camera and a light projector; a power heating unit including a battery for supplying power to at least one among the camera and the light projector; and at least one charging module for charging the battery by generating a current in a reception coil formed inside the scanner body, the current in the reception coil being generated by a magnetic field generated from a transmission coil included in a cradle for holding the scanner body.

Abstract: The present disclosure relates to a high-entropy alloy and a manufacturing method therefor, and in particular, a high-entropy alloy and a manufacturing method therefor that comprises a multi-element alloy matrix and Cu, and comprises an alloy having a face-centered cubic (FCC)-based phase, such that the high-entropy alloy may have greater hardness and strength than an existing transition metal alloy while maintaining a FCC-based single phase, and has high lubricity.

Abstract: The present invention relates to a method for culturing a 3-dimensional lung cancer organoid and a method for preparing a patient-derived xenograft animal model using the same. More specifically, the present invention relates to a method for culturing a 3-dimensional lung cancer organoid, a lung cancer organoid prepared by the method, a medium composition for culturing the lung cancer organoid, a method for preparing a xenograft animal model using the lung cancer organoid, a patient-derived lung cancer organoid xenograft animal model prepared by the method, and a method for analyzing therapeutic efficacy of an anticancer agent and a method for screening an anticancer agent, using the animal model.

Abstract: A display device includes a first substrate including at least one first opening part defined, a pixel disposed on the first substrate, at least one first heat dissipation layer disposed in the at least one first opening part, an insulation layer disposed under the first substrate and including at least one second opening part overlapping the at least one first opening part, and a second heat dissipation layer disposed in the at least one second opening part.

Abstract: The present invention discloses an encoding apparatus using a Discrete Cosine Transform (DCT) scanning, which includes a mode selection means for selecting an optimal mode for intra prediction; an intra prediction means for performing intra prediction onto video inputted based on the mode selected in the mode selection means; a DCT and quantization means for performing DCT and quantization onto residual coefficients of a block outputted from the intra prediction means; and an entropy encoding means for performing entropy encoding onto DCT coefficients acquired from the DCT and quantization by using a scanning mode decided based on pixel similarity of the residual coefficients.

Abstract: A range hood and a method for controlling the range hood are provided. The apparatus includes a range hood which is capable of photographing a cooking process that is being performed on an upper plate of a cook top by using a camera disposed in the main body of the range hood, and a method for controlling the range hood are provided. In some of the example embodiments, a range hood is capable of photographing a cooking process that is being performed on an upper plate of a cook top that is positioned below a bottom surface of the main body.