Abstract: An embodiment comprises: a lens module; a first optical path change part including an incident surface and an emitting surface, and reflecting light, which is incident onto the incident surface, to emit the light via the emitting surface; and a second optical path change part including a first surface which faces the emitting surface in an optical axial direction of the lens module and a second surface which is an opposite surface to the first surface, wherein, in order to change the path of light emitted via the emitting surface, the first optical path change part is tilted or rotated about a first axis perpendicular to the optical axial direction, and, in order to change the path of light emitted from the second surface, the second optical path change part is tilted or rotated about a second axis perpendicular to the optical axial direction and the first axis.

Abstract: An electrolyte additive for a rechargeable lithium battery includes a polymer obtained by polymerizing first compound represented by Chemical Formula 1, Chemical Formula 2, or Chemical Formula 3 as a monomer; and second compound represented by Chemical Formula 4.

Abstract: An encoding apparatus and a decoding apparatus in a transform between a Modified Discrete Cosine Transform (MDCT)-based coder and a different coder are provided. The encoding apparatus may encode additional information to restore an input signal encoded according to the MIDCT-based coding scheme, when switching occurs between the MDCT-based coder and the different coder. Accordingly, an unnecessary bitstream may be prevented from being generated, and minimum additional information may be encoded.

Abstract: Provided is random access method, performed by terminal for uplink data transmission during random access process between cellular based machine communication terminal and base station. The method includes performing random access process between cellular based machine communication terminal and base station, and the random access process includes selecting random access resource by considering coverage level and whether to support multi-tone transmission or not.

Abstract: A lens driving device according to an embodiment comprises: a bobbin wherein at least one lens is installed inside thereof and a first coil is installed on the outer circumferential surface thereof; a first magnet arranged around the bobbin so as to be opposite to the first coil; a housing for supporting the first magnet; upper and lower elastic members coupled with the bobbin and the housing; a first sensor for sensing displacement of the bobbin in the first direction; a second magnet arranged so as to be opposite to the first sensor; a base arranged to be spaced apart from the housing by a certain distance; a second coil arranged so as to be opposite to the first magnet; a circuit board whereon the second coil is installed; a plurality of support members for supporting the housing so as to be movable in the second and third directions which are orthogonal to the first direction with respect to the base and for connecting at least one of the upper and lower elastic members to the circuit board; and a second

Abstract: A lens moving apparatus is disclosed.

Abstract: In various examples, a technique for generating a simulated multi-speaker recording includes determining a first rate at which a first speech-based attribute occurs within a first portion of the simulated multi-speaker recording. The technique also includes computing a first difference between the first rate and a first target rate for the first speech-based attribute. The technique further includes determining, based at least on the first difference, a second rate at which the first speech-based attribute is to occur within a second portion of the simulated multi-speaker recording and generating the second portion of the simulated multi-speaker recording based at least on the second rate.

Abstract: Disclosed are an electrostatic precipitator system and method. The disclosed electrostatic precipitator system includes: an electrostatic precipitator; a main hopper which is disposed below the electrostatic precipitator so as to be in fluid communication with the electrostatic precipitator; a plurality of sub-hoppers disposed below the main hopper so as to be in fluid communication with the main hopper; a vertical duct disposed below each sub-hopper so as to be in fluid communication with each sub-hopper; and a water tank disposed below the vertical duct so as to be in fluid communication with the vertical duct.

Abstract: A method for a remote collaboration, as a method for providing an augmented reality (AR)-based remote collaboration between a robot located in a worksite, a field worker terminal, and a remote administrator terminal located outside the worksite, includes acquiring a captured image including a field image captured by a robot located at the worksite or a captured image including a user image captured by the field worker terminal, displaying the captured image of the worksite, generating virtual content based on an input of a remote administrator and a field worker with respect to the displayed captured image, and displaying an AR image in which the virtual content is augmented on the displayed captured image.

Abstract: The present invention relates to a hot-rolled steel sheet that can be suitably applied to an automobile chassis structure member or the like and, more specifically, to an ultrahigh-strength hot-rolled steel sheet having tensile strength of 1180 MPa or more, excellent formability, and uniform material distribution in the steel sheet, and a manufacturing method therefor.

Abstract: The present exemplary embodiment relates to a camera module comprising: a housing; a liquid lens disposed in the housing; a magnet disposed in the housing; a base disposed and spaced apart from the housing; a substrate comprising a coil facing the magnet and disposed on the base; a plurality of wires connected to the housing and the substrate; and a connection part connecting the liquid lens and at least one wire of the plurality of wires, wherein the liquid lens and the substrate are electrically connected to each other through the connection part and the at least one wire.

Abstract: An encoding method, a decoding method, an encoder for performing the encoding method, and a decoder for performing the decoding method are provided. The encoding method includes outputting LP coefficients bitstream and a residual signal by performing an LP analysis on an input signal, outputting a first latent signal obtained by encoding a periodic component of the residual signal, a second latent signal obtained by encoding a non-periodic component of the residual signal, and a weight vector for each of the first latent signal and the second latent signal, using a first neural network module, and outputting a first bitstream obtained by quantizing the first latent signal, a second bitstream obtained by quantizing the second latent signal, and a weight bitstream obtained by quantizing the weight vector, using a quantization module.

Abstract: Provided is a method and apparatus for designing and testing an audio codec using quantization based on white noise modeling. A neural network-based audio encoder design method includes generating a quantized latent vector and a reconstructed signal corresponding to an input signal by using a white noise modeling-based quantization process, computing a total loss for training a neural network-based audio codec, based on the input signal, the reconstruction signal, and the quantized latent vector, training the neural network-based audio codec by using the total loss, and validating the trained neural network-based audio codec to select the best neural network-based audio codec.

Abstract: A display device includes a pixel disposed in a display area. The pixel includes a first electrode; a first insulating layer disposed on the first electrode, and including openings, each of the openings exposing different areas of the first electrode and defining respective cells; light emitting elements disposed in the respective cells, each of the light emitting elements including a first end electrically connected to the first electrode; and a second end protruding upward from the first insulating layer; and a second electrode disposed on the light emitting elements, and electrically connected to the second ends of each of the light emitting elements.

Abstract: A method for adjusting a channel length of silicon carbide MOSFET includes depositing a buffer layer and a poly-silicon layer on a first conductivity type epitaxial layer having a plurality of second conductivity type bases, etching the poly-silicon layer to form a poly-silicon pattern, depositing a spacer layer on the poly-silicon pattern and exposed buffer layer to a first deposition thickness, forming a first width of spacers of the poly-silicon pattern by dry etching the spacer layer, forming a pair of first conductivity type source regions on the second conductivity type bases by ion implantation into a first pattern mask formed on the buffer layer, forming a second conductivity type source region on the second conductivity type bases by implanting ions into a second pattern mask, and forming a gate electrode on a first channel extending from the first conductivity type source region to the first conductivity type epitaxial layer.

Abstract: A tiled display device includes: a first display device including: a first display substrate having a plurality of light emitting areas; and a second color conversion substrate comprising a plurality of light transmitting areas respectively corresponding to the light emitting areas and comprising a light scattering material and a plurality of light blocking areas between the light transmitting areas; a second display device comprising a second display substrate and a second color conversion substrate, the second display device being at a side of the first display device; and a light scattering member between the first display device and the second display device and comprising a light scattering material, wherein an external light reflectance of the light scattering member is higher than an average value of an external light reflectance of the light transmitting areas and an external light reflectance of the light blocking areas.

Abstract: A method of manufacturing a display device includes preparing a cover substrate assembly including a cover substrate, a protective film attached to a lower surface of the cover substrate, and an inspection pattern disposed between the cover substrate and the protective film, obtaining a first image by imaging the inspection pattern through an upper surface of the cover substrate, obtaining noise data by comparing a reference image of the inspection pattern with the first image, obtaining a second image by imaging the cover substrate assembly, obtaining a corrected image of the second image by reflecting the noise data in the second image, and detecting a defect of the cover substrate based on the corrected image of the second image.

Abstract: Disclosed are a method and apparatus for random access using random beam-switching in a wireless network environment. The random access method using random beam-switching in a wireless network environment includes selecting a given preamble when receiving a synchronization signal block from a base station, transmitting, to the base station, a first message including the selected preamble by using a sequential beam-sweeping method, transmitting a third message for a connection request for uplink data transmission when receiving, from the base station, a second message responding to the transmitted first message, and completing a random access channel operation when receiving a fourth message responding to the transmitted third message.

Abstract: An additive, an electrolyte for a rechargeable lithium battery, and a rechargeable lithium battery including the same, the additive being represented by Chemical Formula 1 or Chemical Formula 2: