Abstract: The present invention relates to a method for transmitting uplink data in a spectrum sharing wireless communication system wherein, in order to enhance uplink transmission efficiency in an LTE-U service, clear channel assessment (CCA) is performed on a user terminal so as to consider the hidden node problem, and channel occupation based on an uplink signal of another terminal is considered, wherein applied are: a method for generating and transmitting a random backoff counter value at a base station so that all terminals can equally use a channel connection parameter needed for transmitting an uplink subframe in an unlicensed band; and a downlink controlling method for scheduling an uplink multi-subframe.

Abstract: A voltage dropping apparatus may include: a voltage dropping unit receiving an input voltage, outputting the input voltage in a first mode, and dropping a level of the input voltage in a second mode; a voltage output unit connected to the voltage dropping unit, receiving and outputting the input voltage in the first mode, and receiving and outputting the dropped voltage in the second mode; and a control unit receiving a mode signal and controlling a mode change of the voltage dropping unit and the voltage output unit based on a value of the mode signal.

Abstract: A method and an apparatus for transmitting and receiving a signal in a communication network are disclosed. A method for operating UE supporting an unlicensed band comprises the steps of: receiving from a base station DMTC-related information including DMTC cycle and DMTC offset; checking DMTC section to which DRS is transmitted based on the DMTC-related information; and receiving from the base station the DRS using sub-frames apart from a sub-frame corresponding to the DRS cycle within the DMTC section. As a result, the performance of a communication network can be improved.

Abstract: A lens driving module for driving a lens along an optical axis is provided. The lens driving module includes a stator having a hollow cylindrical shape through which the optical axis passes through and including coils, a rotator having a hollow shape through which the optical axis passes, mounted on an outer side of the stator, capable of rotating with respect to the stator with the optical axis as a center line, and including magnets facing the coils, and at least one of rotation connecting members connecting the rotator to the stator such that the rotator may rotate with respect to the stator to maintain a gap between the coils and the magnets.

Abstract: An electronic device is provided. The electronic device includes a memory configured to store a high-speed video captured with a first number of frames per second and a processor configured to be electrically connected with the memory. The processor is configured to detect an amount of image variation based on at least one of the first number of frames and generate a slow motion interval, a playback time of which is extended, by dividing or sampling the first number of frames into a second number of frames which are less than the first number of frames with respect to a video interval having an amount of image variation which meets a specified condition.

Abstract: A hybrid porous structured material may include a matrix including a plurality of first pores interconnected in three dimensions, and a porous material including second pores and filling wholly or partially each of the plurality of the first pores.

Abstract: A radio frequency switch circuit, according to examples, includes a switching circuit controlled to be in a turned on or turned off state on the basis of a gate signal to thereby allow a radio frequency signal to pass or be blocked; a voltage dividing circuit connected to terminals of the switching circuit that the radio frequency signal passes through and outputting intermediate voltage between the terminals by a voltage dividing node; and an impedance circuit connected between the voltage dividing node and a body terminal of the switching circuit.

Abstract: A radio frequency switch circuit is described including a radio frequency switch and a coupler. The radio frequency switch includes a first band switch circuit connected between a first signal port and a common port, and configured to switch a first band signal. The coupler includes a first coupling wiring, disposed adjacent to a signal wiring formed between the common port of the radio frequency switch and an antenna port, and configured to form a first coupling signal with the signal wiring. A resonant frequency of the first coupling wiring is based on an inductance of the first coupling wiring and a capacitance of the radio frequency switch.

Abstract: A wireless communication method may include performing, by a first system, channel monitoring of a first band, detecting a second system that uses the first band, determining whether the first system is to be used in preference to the second system, and allocating a radio resource of the first band to the first system based on whether the first system is to be used in preference to the second system.

Abstract: A voltage dropping apparatus may include: a voltage dropping unit receiving an input voltage, outputting the input voltage in a first mode, and dropping a level of the input voltage in a second mode; a voltage output unit connected to the voltage dropping unit, receiving and outputting the input voltage in the first mode, and receiving and outputting the dropped voltage in the second mode; and a control unit receiving a mode signal and controlling a mode change of the voltage dropping unit and the voltage output unit based on a value of the mode signal.

Abstract: A radio frequency switch may include a common port transmitting and receiving a radio frequency signal, a first switching unit including a plurality of first switch elements connected in series and opening or closing a signal transfer path between a first port inputting and outputting the radio frequency signal and the common port, and a second switching unit having a plurality of second switch elements connected in series and opening or closing a signal transfer path between a second port inputting and outputting the radio frequency signal and the common port. The second switching unit further includes a first filter circuit unit connected to a control terminal of at least one second switch element among the plurality of second switch elements to remove at least one preset frequency band signal.

Abstract: Disclosed is a composition for activating one or more genes of an XPD gene, a Klotho gene, a Sirt-1 gene, an ERCC8 gene and a FoxO3 gene, which contains a methylated catechin, a salt thereof, a prodrug thereof, a hydrate thereof, a solvate thereof or an isomer thereof as an active ingredient. In an aspect, the present disclosure provides a pharmaceutical composition, a cosmetic composition or a food composition which activates one or more genes of an XPD gene, a Klotho gene, a Sirt-1 gene, an ERCC8 gene and a FoxO3 gene and is useful in preventing or treating disease related with the genes, preventing aging and improving skin.

Abstract: Provided are a data frame structure of a wireless communication system, which follows a sharing protocol which may be operated to coexist with a system that operates in an unlicensed spectrum, such as a WiFi system, and the like in the wireless communication system using a licensed spectrum such as an LTE system and an operation method of the system, and a terminal and a device of a base station for the operation.

Abstract: The present invention relates to a composition which can effectively control bacteria by containing meso-2,3-butanediol, which is an isomer of 2,3-butane diol, and has excellent antiseptic power even without containing a chemical antiseptic agent.

Abstract: A method for manufacturing a semiconductor device is discussed. The method includes forming a gate electrode on a substrate, forming a gate insulating film over the substrate, depositing an In—Ga—Zn oxide over the gate insulating film while heating the substrate to a temperature of 200 to 300° C., an atomic percent ratio of Zn in the In—Ga—Zn oxide as-deposited being higher than that of In or Ga, heat-treating the deposited In—Ga—Zn oxide at a temperature of 200 to 350° C., thereby forming an active layer crystallized throughout an entire thickness of the active layer, and forming a source electrode and a drain electrode.

Abstract: The present invention relates to a surface-treated steel plate and to a production method for same, and more specifically relates to a surface-treated steel plate having outstanding corrosion resistance and thermal conductivity. In order to achieve this aim, in the present invention a macromolecular resin composition comprising graphene, which has highly outstanding physical properties including electrical conductivity, is coated onto the surface of a steel foundation plate, thereby making it possible to provide a surface-treated steel plate able to supremely well ensure not only corrosion resistance but also the intrinsic characteristics of graphene due to the macromolecular resin composition.

Abstract: Disclosed are a method for processing a magnetic resonance (MR) image of a dynamic object and an MRI apparatus. The method includes receiving, from the dynamic object, a plurality of MR signals that correspond to a plurality of time sections and a plurality of slices, generating a plurality of MR images by using the plurality of MR signals, performing segmentation of each of the plurality of MR images into a plurality of regions, determining whether a segmentation error occurs in each of the plurality of MR images, and arranging the plurality of MR images to correspond to the respective time sections and the respective slices to display a matrix image, based on a result of the determining.

Abstract: Disclosed herein is a photodetector utilizing graphene. A single-layer graphene channel is formed on a semiconductor substrate doped with n-type impurity. The graphene channel has an end connected to a source electrode and is physically separated from a drain electrode. Light having passed through a gate insulation layer and a gate electrode generates electron-hole pairs at the interface between the graphene channel and the semiconductor substrate forming a Schottky junction, and a photocurrent is generated by a Schottky barrier. In addition, the Schottky barrier is changed according to an applied gate voltage, thereby changing the photocurrent.

Abstract: According to various example embodiments of the present disclosure, an electronic device may include: a camera; a display; at least one memory; and a processor operatively coupled to the camera, the display, and the memory. According to various example embodiments of the present disclosure, an electronic device may include: a camera module including a camera; a display; a memory; and a processor operatively coupled to the camera module, the display, and the memory, wherein the processor is configured to acquire an image through the camera module in response to entering a capture mode, to display the acquired image as a preview image through the display, to acquire a still picture from the image in response to an operational instruction for capturing the still picture, to acquire a video from at least one part of the preview image, to generate a still picture file of an image format based on the still picture and a video, and store the still picture file in the memory.

Abstract: An electronic device and an operating method thereof are provided. The electronic device includes a camera module, a memory module, and a processor operatively coupled with the camera module and the memory module. The processor acquires an image through the camera module, extracts distance information based on the acquired image, determines an image processing technique for an object based on the extracted distance information, applies the determined image processing technique to the acquired image to generate a new image, and displays the new image.