Abstract: Methods and apparatuses for hiding and extracting data based on a pilot code sequence are provided. A data hiding method may include converting an input audio signal to a frequency domain, distorting phase information of the audio signal converted to the frequency domain based on a pilot code sequence representing data to be hidden, and converting the audio signal with the distorted phase information to a time domain and transmitting the audio signal converted to the time domain. The pilot code sequence may be a set of phase values corresponding to a bit value “0” or “1” of data.

Abstract: A data processing system includes a plurality of peripheral devices in which device identification information and group identification information are stored, and a controller. The peripheral devices of the same species device group have the same group identification information, and peripheral devices from different peripheral device groups have different group identification information. The controller controls peripheral devices of the same species device group to perform the same operation.

Abstract: An apparatus and a method for displaying a panoramic image using a look-up table (LUT) are disclosed, including generating an LUT may include determining first geometric correction information to transform an input domain pixel coordinate system of an input image to a panorama domain pixel coordinate system of a panoramic image, determining second geometric correction information to transform an output domain pixel coordinate system of an output image of the panoramic image to the panorama domain pixel coordinate system of the panoramic image, determining third geometric correction information to transform the output domain pixel coordinate system of the output image to the input domain pixel coordinate system of the input image based on the first geometric correction information and second geometric correction information, and generating an LUT that maps the output domain pixel coordinate system of the output image to the input domain pixel coordinate system of the input image.

Abstract: A clock generation circuit includes a clock generation unit suitable for generating a first clock, a first inversion clock having an opposite phase to the first clock, a second clock having a different phase from the first clock, and a second inversion clock having an opposite phase to the second clock; and a reset control unit suitable for comparing the phases of the first and second clocks, and controlling the clock generation unit to disable for a time and then enable the second clock and the second inversion clock when the second clock leads the first clock.

Abstract: Provided is an apparatus and method for detecting a key point using a high-order Laplacian of Gaussian (LoG) kernel, wherein the method includes generating the high-order LoG kernel using an LoG operator, and detecting a key point of an image using the high-order LoG kernel.

Abstract: An image forming apparatus is provided. The image forming apparatus, in a case in which a toner on a transfer belt is checked through a sensing unit, is capable of preventing a rotation of a guide roller, which is configured to guide the transfer belt, by use of a regulation device, so that a check error occurring due to vibration of the guide roller is reduced. Thus, the toner on the transfer belt is checked with increased accuracy and precision.

Abstract: An electronic device for activating an application based on a rotation input is provided. The electronic device includes a memory configured to store at least one of angular range data and angular data for activating an application, and a processor configured to activate the application if a rotation angle according to a rotation input corresponds to at least one of the angular range data and the angular data.

Abstract: Provided are an anode active material including silicon oxide particles (SiOx, where x satisfies 0<x<2), fiber-type carbon grown on the silicon oxide particles, and a carbon coating layer formed on surfaces of the silicon oxide particles and the fiber-type carbon, and a method of preparing the anode active material. Since the anode active material of the present invention is used in an anode of a lithium secondary battery, conductivity may not only be improved but the physical bonding force between the silicon oxide particles and the fiber-type carbon may also be increased. Thus, the performance of the battery may be improved by addressing limitations related to the exfoliation of the fiber-type carbon which may occur due to the volume change of silicon oxide.

Abstract: Provided is an audio signal processing apparatus and method that may convert a speech and audio signal to a spectrogram image, calculate a local gradient using a mask matrix from the spectrogram image, divide the local gradient into blocks of a preset size, generate a weighted histogram for each block, generate an audio feature vector by connecting weighted histograms of the blocks, generate a feature set by performing a discrete cosine transform (DCT) on a feature set of the audio feature vector, and generate an optimized feature set by eliminating an unnecessary region from the transformed feature set and reducing a size of the transformed feature set.

Abstract: A signal transfer circuit includes a signal input unit suitable for generating an input signal corresponding to a first voltage level and a second voltage level, a transfer control unit suitable for controlling a driving path of a transfer node in response to a control signal and selectively driving the transfer node to the second voltage level or a third voltage level, which is higher than the first voltage level, based on the driving path in response to the input signal, and an output control unit suitable for outputting an output signal by driving an output node based on a voltage level of the transfer node or maintaining a previous voltage level of the output node in response to the control signal.

Abstract: The present research relates to controlling rendering of multi-object or multi-channel audio signals. The present research provides a method and apparatus for controlling rendering of multi-object or multi-channel audio signals based on spatial cues in a process of decoding the multi-object or multi-channel audio signals. To achieve the purpose, the method suggested in the research controls rendering in a spatial cue domain in the process of decoding the multi-object or multi-channel audio signals.

Abstract: The present disclosure relates to an anode active material comprising a composite of a core-shell structure, a lithium secondary battery comprising the same, and a method of manufacturing the anode active material. According to an aspect of the present disclosure, there is provided an anode active material of a core-shell structure comprising a core including alloyed (quasi)metal oxide-Li (MOx—Liy) and a shell including a carbon material coated on a surface of the core. According to another aspect of the present disclosure, there is provided a method of manufacturing the anode active material of the core-shell structure. According to an aspect of the present disclosure, an anode active material with high capacity, excellent cycle characteristics and volume expansion control capacity, and high initial efficiency is provided.

Abstract: An image forming apparatus including a body provided at one side thereof with an opening, a transfer device movably installed at the body so as to be detachable through the opening, and a locking lever rotatably installed at the transfer device, wherein the locking lever rotates between a first position at which one end of the locking lever protrudes from the transfer device and a second position at which the one end is accommodated within the transfer device, and the body includes a locking protrusion that is locked with other end of the locking lever in a state that the locking lever is at the first position, so that only in a state that a worker rotates the locking lever while gripping the transfer device, the transfer device is separated from the body, thereby separating the transfer device in a safe manner.

Abstract: Disclosed is a binaural rendering method and apparatus for decoding a multichannel audio signal. The binaural rendering method may include: extracting an early reflection component and a late reverberation component from a binaural filter; generating a stereo audio signal by performing binaural rendering of a multichannel audio signal base on the early reflection component; and applying the late reverberation component to the generated stereo audio signal.

Abstract: A broadcast transmitting apparatus and method, and a broadcast playback apparatus and method for providing an object-based audio by encoding and decoding a multichannel audio signal are provided. The broadcast transmitting apparatus may generate audio identification information used to determine whether the multichannel audio signal is an object-based audio signal. When the multichannel audio signal is determined to be the object-based audio signal, based on the audio identification information, the broadcast playback apparatus may control and output the multichannel audio signal for each channel.

Abstract: A duty cycle detection circuit includes a reset unit suitable for resetting a first capacitor and a second capacitor based on a reset signal, a first charging/discharging unit suitable for charging the first capacitor while a clock is in a first level and discharging the first capacitor while the clock is in a second level, a second charging/discharging unit suitable for charging the second capacitor while the clock is in the second level and discharging the second capacitor while the clock is in the first level, and a differential amplifier suitable for amplifying a voltage difference between the first capacitor and the second capacitor based on an amplification enable signal and generating a detection signal as a result of the amplification.

Abstract: An image forming apparatus including a printing unit for printing images on a recording medium and an option kit adaptor are provided. The image forming apparatus includes an installation member having an accommodation space, and an adaptor, on which two or more option kits are loaded, that is detachably attached to the accommodation space of the installation member.

Abstract: A detent hood hinge which includes a hinge bracket fixed to a vehicle body, and a hinge arm rotatably coupled to the hinge bracket at a first end, a hood being coupled to a second end of the hinge arm may include a detent bracket coupled to the hinge arm and having a slide hole perforated on one side, a sleeve pin mounted so as to protrude from the slide hole at one end and coupled to the detent bracket so as to be slidable along the slide hole, a spring configured to be elastically deformed in accordance with sliding of the sleeve pin, and a lock stopper fixed to the hinge bracket and formed with a seating groove.

Abstract: Disclosed are a method and an apparatus for generating a panoramic image based on an image quality. The method of generating a panoramic image includes extracting a matching point to connect a base image captured by a first camera and a reference image captured by a second camera, geometrically transforming the reference image by determining a homography between the base image and the reference image, determining a change in image quality of the geometrically transformed reference image, and generating a panoramic image in which the geometrically transformed reference image is connected to the base image based on the determined change in image quality.

Abstract: Provided is a method of merging or fusing a visible image captured by a visible camera and an infrared (IR) image captured by an IR camera. The method includes: providing a first image of a subject captured by a first camera and a second image of the subject captured by a second camera; converting brightness of the second image based on brightness of the first image; and merging the first image and the second image having the converted brightness.