Abstract: Provided are an additive represented by Chemical Formula 1, an electrolyte for a rechargeable lithium battery including the same, and a rechargeable lithium battery. The details of Chemical Formula 1 are as set forth in the specification.

Abstract: A positive electrode includes a positive electrode active material, a binder, a conductive material, and an additive represented by Chemical Formula 1 or Chemical Formula 2: A rechargeable lithium battery includes the positive electrode a negative electrode in a negative electrode active material; and an electrolyte solution for the rechargeable lithium battery.

Abstract: A sensor-embedded display panel includes a light emitting element on a substrate and including a light emitting layer, and a photosensor including a photosensitive layer on the substrate and arranged in parallel with the light emitting layer along an in-plane direction of the substrate such that the photosensor and the light emitting layer at least partially overlap in the in-plane direction, wherein the light emitting element and the photosensor further include separate, respective portions of a first common auxiliary layer disposed under each of the light emitting layer and the photosensitive layer and connected to each other to be a single piece of material extending continuously between the light emitting element and the photosensor, and the photosensitive layer includes a first semiconductor represented by Chemical Formula 1 and a second semiconductor not including any fullerenes and forming a pn junction with the first semiconductor.

Abstract: A display device includes: a first substrate including sub-pixels including light emitting areas; first electrodes and second electrodes disposed on the first substrate and spaced apart from each other; light emitting elements disposed on the first substrate and disposed on the first electrodes and the second electrodes in the light emitting areas of the sub-pixels; a color control member disposed on the light emitting elements and including light transmitting layers and wavelength conversion layers; a second substrate facing the first substrate and including light transmitting areas overlapping the sub-pixels; color filter layers disposed on a surface of the second substrate facing the first substrate; and a base layer disposed between the first substrate and the second substrate and disposed between at least the wavelength conversion layers and the color filter layers.

Abstract: Disclosed is an LPC residual signal encoding/decoding apparatus of an MDCT based unified voice and audio encoding device. The LPC residual signal encoding apparatus analyzes a property of an input signal, selects an encoding method of an LPC filtered signal, and encode the LPC residual signal based on one of a real filterbank, a complex filterbank, and an algebraic code excited linear prediction (ACELP).

Abstract: The present invention relates to a microcurrent patch having a small battery and a circuit unit that are arranged on a substrate and are covered with a glue layer so as to be formed as one body on the substrate, and thus the present invention is easy to use, improves productivity, and has excellent flexibility, thereby facilitating attachment to a human body having many curves, and adjusting the amount of current flowing through the patch according to the linear width of the circuit unit or the number of holes in the glue layer.

Abstract: A method and apparatus for rendering a volume sound source are disclosed. The method of rendering a volume sound source may include identifying information about a listener and information about the volume sound source, determining a corresponding area in which a source element is disposed in the volume sound source in consideration of the information about the listener, determining an angle between the listener and the corresponding area based on the information about the listener and the information about the volume sound source, determining a number of source elements disposed in the corresponding area according to the angle, determining a position and a gain of the source element using i) the number of source elements and ii) a distance between the listener and the volume sound source, and rendering the volume sound source according to the position and the gain of the source element.

Abstract: A method, executed by a processor for compressing an audio signal in multiple layers, may comprise: (a) restoring, in a highest layer, an input audio signal as a first signal; (b) restoring, in at least one intermediate layer, a signal obtained by subtracting an upsampled signal, which is obtained by upsampling the audio signal restored in the highest layer or an immediately previous intermediate layer, from the input audio signal as a second signal; and (c) restoring, in a lowest layer, a signal obtained by subtracting an upsampled signal, which is obtained by upsampling the audio signal restored in an intermediate layer immediately before the lowest layer, from the input audio signal as a third signal, wherein the first signal, the second signal, and the third signal are combined to output a final restoration audio signal.

Abstract: The present embodiment relates to a lens driving device comprising: a housing; a bobbin disposed inside the housing; a magnet disposed in the housing; a first coil which is disposed in the bobbin, and is opposite to the magnet; a base disposed on the lower side of the housing; a substrate portion comprising a body portion, which is disposed on the upper surface of the base, and a terminal portion extending toward the lower side of the body portion; a terminal portion accommodating portion which is formed on a side surface of the base and accommodates at least a part of the terminal portion; and an adhesive accommodating groove which is formed in the terminal portion accommodating portion and accommodates at least a part of an adhesive contacting the terminal portion and the terminal portion accommodating portion.

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: A method of encoding a speech signal includes predicting a feature vector of each of a plurality of frames included in the speech signal based on a ground-truth feature vector of a previous frame of each of the plurality of frames, calculating a residual signal corresponding to each of the plurality of frames based on a ground-truth feature vector of each of the plurality of frames and a predicted feature vector of each of the plurality of frames, and generating a bitstring corresponding to each of the plurality of frames by quantizing the residual signal.

Abstract: An encoding apparatus extracts features of an image by applying multiple padding operations and multiple downscaling operations to an image represented by data and transmits feature information indicating the features to a decoding apparatus. The multiple padding operations and the multiple downscaling operations are applied to the image in an order in which one padding operation is applied and thereafter one downscaling operation corresponding to the padding operation is applied. A decoding method receives feature information from an encoding apparatus, and generates a reconstructed image by applying multiple upscaling operations and multiple trimming operations to an image represented by the feature information. The multiple upscaling operations and the multiple trimming operations are applied to the image in an order in which one upscaling operation is applied and thereafter one trimming operation corresponding to the upscaling operation is applied.

Abstract: The present invention relates to an electrolytic copper foil for a secondary battery, having excellent physical properties at a low temperature, and a method for producing the electrolytic copper foil. The electrolytic copper foil for a secondary battery shows little change in the physical properties, such as tensile strength and elongation, of a copper foil even at a low temperature and thereby exhibits excellent cycle properties at the low temperature. The electrolytic copper foil for a secondary battery is produced from a plating solution, containing total organic carbon (TOC), cobalt, iron and zinc, by using a drum and coated with a cathode active material, wherein the ratio between the TOC, cobalt, iron and zinc contained in the electrolytic copper foil follows the following formula 1: TOC/(cobalt+iron+zinc)=1.0-1.2.

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 display device includes a substrate including a display area and a non-display area, a first pixel disposed at an outermost side of the display area of the substrate, a dummy pattern extending from the first pixel to the non-display area, and a signal pad disposed outside the dummy pattern and electrically connected to the first pixel. The first pixel includes a pixel circuit layer including a transistor disposed on the substrate, a display element layer disposed on the pixel circuit layer and including light emitting elements, and a first color conversion layer disposed on the display element layer. The dummy pattern is disposed on the pixel circuit layer in the non-display area adjacent to the first color conversion layer, and an upper surface of the dummy pattern is lower than an upper surface of the first color conversion layer.

Abstract: An audio signal encoding and decoding method using a neural network model, a method of training the neural network model, and an encoder and decoder performing the methods are disclosed. The encoding method includes computing the first feature information of an input signal using a recurrent encoding model, computing an output signal from the first feature information using a recurrent decoding model, calculating a residual signal by subtracting the output signal from the input signal, computing the second feature information of the residual signal using a nonrecurrent encoding model, and converting the first feature information and the second feature information to a bitstream.

Abstract: The present invention is to provide a stacked layer structure and an image capturing device having a high transmittance of visible light, capable of obtaining a sharp visible light transmission band while efficiently and accurately blocking ultraviolet light near the short wavelength region of the visible light and infrared light in the long wavelength region of the visible light, and preventing a flare phenomenon.

Abstract: An embodiment comprises: a housing including side portions and corner portions; a bobbin arranged in the housing; a first coil arranged on the bobbin; first magnets which are arranged in the corner portions of the housing and have first sides facing the first coil, and second sides opposite to the first sides; and second coils which are arranged to face the second sides of the first magnets and move the housing in a direction perpendicular to the optical axis by interaction with the first magnets.

Abstract: A display device includes a base layer including a display area and a non-display area; and pixels disposed in the display area, each of the pixels including sub-pixels. Each of the sub-pixels includes a pixel circuit layer and a display element layer disposed on the pixel circuit layer. The display element layer includes a partition wall disposed in each of the sub-pixels; a bank disposed between adjacent ones of the sub-pixels; a first electrode and a second electrode disposed on the partition wall and spaced apart from each other; a reflective pattern disposed on the bank; and at least one light emitting element disposed between the first electrode and the second electrode.

Abstract: A user interface comprising at least a set of reaction icons configured to initiate a search of content of a communication platform is described. In an example, at least the set of reaction icons can be presented via the user interface of the communication platform, wherein individual reaction icons of the set of reaction icons are selectable as search parameters in the user interface. In response to receiving a selection of at least one reaction icon, a search for content, associated with the at least one reaction icon, stored in a database associated with the communication platform can be initiated.