Abstract: A video decoding method and a video decoding apparatus are configured to decode video. To efficiently code residual blocks obtained from block-based motion compensation, a video encoding apparatus and the video decoding apparatus divide a relevant residual block of a current block into two subblocks in a horizontal or vertical direction and encode one residual subblock alone out of the two residual subblocks.

Abstract: An inverse quantization method is implemented by an inverse quantization device, the method configured for acquiring quantized coefficients, estimating a quantization parameter in quantization groups or quantization parameter prediction group units, generating an inverse quantization matrix for adaptive quantization, and generating transform coefficients from the quantized coefficients using the quantization parameter and the inverse quantization matrix.

Abstract: A bitline sense amplifier including: an amplifier which is connected between a first sensing bitline and a second sensing bitline, and detects and amplifies a voltage difference between a first bitline and a second bitline in response to a first control signal and a second control signal; and an equalizer which is connected between a first supply line through which the first control signal is supplied and a second supply line through which the second control signal is supplied, and pre-charges the first bitline and the second bitline with a precharge voltage in response to an equalizing control signal, wherein the equalizer includes an equalizing enable transistor in which a source terminal is connected to the first supply line and performs equalizing in response to the equalizing control signal.

Abstract: An inverse quantization method is implemented by an inverse quantization device, the method configured for acquiring quantized coefficients, estimating a quantization parameter in quantization groups or quantization parameter prediction group units, generating an inverse quantization matrix for adaptive quantization, and generating transform coefficients from the quantized coefficients using the quantization parameter and the inverse quantization matrix.

Abstract: An inverse quantization method is implemented by an inverse quantization device, the method configured for acquiring quantized coefficients, estimating a quantization parameter in quantization groups or quantization parameter prediction group units, generating an inverse quantization matrix for adaptive quantization, and generating transform coefficients from the quantized coefficients using the quantization parameter and the inverse quantization matrix.

Abstract: An inverse quantization method is implemented by an inverse quantization device, the method configured for acquiring quantized coefficients, estimating a quantization parameter in quantization groups or quantization parameter prediction group units, generating an inverse quantization matrix for adaptive quantization, and generating transform coefficients from the quantized coefficients using the quantization parameter and the inverse quantization matrix.

Abstract: A method and for reconstructing chroma blocks and a video decoding apparatus are disclosed. In accordance with one aspect of the present disclosure, provided is a method for reconstructing a chroma block of a target block to be reconstructed. The method includes decoding correlation information between first residual samples and second residual samples, the first residual sample, and prediction information of the chroma block from a bitstream, wherein the first residual samples are residual samples of a first chroma component and the second residual samples are residual samples of a second chroma component. The method further includes generating predicted samples of the first chroma component and predicted samples of the second chroma information on the basis of the prediction information, and deriving the second residual samples by applying the correlation information to the first residual samples.

Abstract: A method and for reconstructing chroma blocks and a video decoding apparatus are disclosed. In accordance with one aspect of the present disclosure, provided is a method for reconstructing a chroma block of a target block to be reconstructed. The method includes decoding correlation information between first residual samples and second residual samples, the first residual sample, and prediction information of the chroma block from a bitstream, wherein the first residual samples are residual samples of a first chroma component and the second residual samples are residual samples of a second chroma component. The method further includes generating predicted samples of the first chroma component and predicted samples of the second chroma information on the basis of the prediction information, and deriving the second residual samples by applying the correlation information to the first residual samples.

Abstract: A method and for reconstructing chroma blocks and a video decoding apparatus are disclosed. In accordance with one aspect of the present disclosure, provided is a method for reconstructing a chroma block of a target block to be reconstructed. The method includes decoding correlation information between first residual samples and second residual samples, the first residual sample, and prediction information of the chroma block from a bitstream, wherein the first residual samples are residual samples of a first chroma component and the second residual samples are residual samples of a second chroma component. The method further includes generating predicted samples of the first chroma component and predicted samples of the second chroma information on the basis of the prediction information, and deriving the second residual samples by applying the correlation information to the first residual samples.

Abstract: A method and for reconstructing chroma blocks and a video decoding apparatus are disclosed. In accordance with one aspect of the present disclosure, provided is a method for reconstructing a chroma block of a target block to be reconstructed. The method includes decoding correlation information between first residual samples and second residual samples, the first residual sample, and prediction information of the chroma block from a bitstream, wherein the first residual samples are residual samples of a first chroma component and the second residual samples are residual samples of a second chroma component. The method further includes generating predicted samples of the first chroma component and predicted samples of the second chroma information on the basis of the prediction information, and deriving the second residual samples by applying the correlation information to the first residual samples.

Abstract: A method and for reconstructing chroma blocks and a video decoding apparatus are disclosed. In accordance with one aspect of the present disclosure, provided is a method for reconstructing a chroma block of a target block to be reconstructed. The method includes decoding correlation information between first residual samples and second residual samples, the first residual sample, and prediction information of the chroma block from a bitstream, wherein the first residual samples are residual samples of a first chroma component and the second residual samples are residual samples of a second chroma component. The method further includes generating predicted samples of the first chroma component and predicted samples of the second chroma information on the basis of the prediction information, and deriving the second residual samples by applying the correlation information to the first residual samples.

Abstract: A method and an apparatus are configured for intra prediction coding of video data. An apparatus for decoding video data includes: a decoding unit which obtains, from a bitstream, information on a luma prediction mode and information on a chroma prediction mode of a current coding block; and an intra prediction unit which generates luma prediction samples and chroma prediction samples of the current coding block. The intra prediction unit derives a luma intra prediction type and a luma intra prediction mode of the current coding block on the basis of the information on the luma prediction mode, and determines a chroma intra prediction mode of the current coding block on the basis of the luma intra prediction type and the luma intra prediction mode of the current coding block, and the information on the chroma prediction mode.

Abstract: An electrically heated smoking article includes a filter rod, an aerosol medium rod stacked at a lower end of the filter rod and including an aerosol medium that generates an aerosol by heating and a moisture absorbent accommodating or absorbing the aerosol medium, and a wrapping portion surrounding and wrapping the filter rod and the aerosol medium rod to maintain a stack structure. The aerosol medium, including glycerin and a thickener, is maintained in a semi-solid or solid state in a first temperature range including room temperature and is in a liquefied state in a second temperature range higher than the first temperature range. The glycerin vaporizes in a third temperature range higher than the second temperature range to generate an aerosol. The thickener does not vaporize in the third temperature range but remains in the moisture absorbent.

Abstract: The present disclosure relates to an ornament hooked over a button to be fastened, comprising a plate-shaped body, a ring-shaped hooking assistive device, combined with the body and made by bending a long plate to be a ring open on one side, and a first ornamental part covering the body above the hooking assistive device, wherein the body is formed with an inlet in the direction from the center into which the ornament is hooked over a button to make the button pass through the inlet of the body and place at the center of the body; a wall is formed as an upward projection from a part of the outer circumferential surface of the body to be combined with the first ornamental part on top of the wall.

Abstract: The present disclosure relates to a process for producing 1,1,2-trichloroethane. According to the present disclosure, a process for producing 1,1,2-trichloroethane with a simplified equipment and a high reaction yield is provided.

Abstract: The present inventive concepts relate to a noise compensation device and method of a touch-sensing panel, and to a noise avoiding device and method. The noise compensation device of a touch-sensing device according to some example embodiments includes: a noise compensation signal generator configured to generate mutually different noise compensation signals for at least portions of first to Nth channels included in the touch-sensing panel; and a noise cancelling signal output circuit configured to generate noise-compensated reception signals based on the mutually different noise compensation signals and provide the noise-compensated reception signals to each of at least two channels among the first to Nth channels, wherein N is an integer two or greater.

Abstract: Embodiments described herein provide an earset that has a chamber for effectively blocking external noise, with a sound reproducing unit and an inner microphone mounted in the chamber. According to an embodiment of the earset, the earset includes: a housing having a mounting space in which components are mounted and an insertion tube that is inserted into an external auditory canal of the user; a sound reproducing unit mounted in the mounting space and configured to emit sounds to the insertion tube; an inner microphone mounted in the mounting space; a chamber forming a closed space that surrounds the inner microphone; and a duct mounted in the chamber and configured to transmit sounds coming through the insertion tube to the inner microphone.

Abstract: An open-air type earphone with a bracket forming a bass pipe is provided. The open-air type earphone includes: a housing configured to be worn on an ear and having a sound-emitting hole and a back hole; an acoustic transducer mounted within the housing and configured to emit sound to the sound-emitting hole; and one or more brackets mounted between the acoustic transducer and the housing and capable of tuning acoustic characteristics.

Abstract: An open-air type earphone with a bracket forming a bass pipe is provided. The open-air type earphone includes: a housing configured to be worn on an ear and having a sound-emitting hole and a back hole; an acoustic transducer mounted within the housing and configured to emit sound to the sound-emitting hole; and one or more brackets mounted between the acoustic transducer and the housing and capable of tuning acoustic characteristics.

Abstract: The present disclosure relates to a heating chair including: a chair having a mounting groove of a predetermined depth on an upper surface of a seat; a thermal pad mounted in the mounting groove of the seat; a carbon fiber heating element provided on an upper surface of the thermal pad so as to emit heat by the application of power; a heating plate provided on an upper side of the carbon fiber heating element so as to be heated by the carbon fiber heating element; a conductive cover plate having a floating structure and covered on an upper side of the heating plate so as to form a thermal air layer between the heating plate and the conductive cover plate; and a finishing silicon finishing the edges of the mounting groove of the seat such that the thermal air layer is sealed.