Abstract: A method of shimming a magnetic field, includes applying radio frequency (RF) signals to an object, using a transceiver coil, and calibrating phase offsets of magnetic resonance signals acquired from the object through a receiver coil. The method further includes generating RF signals to be applied through the transceiver coil based on magnetic resonance signals acquired from the object through the transceiver coil and the calibrated magnetic resonance signals.

Abstract: Provided is an apparatus and method for generating tomography mages, the apparatus including a detection unit configured to modulate each of incident beams into at least two basic modulated incident lights on the basis of at least a basic modulation parameter and into a target modulated incident light on the basis of a target modulation parameter, and to detect at least two basic interference signals and a target interference signal of an object; and an imaging unit configured to analyze the at least two basic interference signals to output a set target modulation parameter, to process the target interference signal as a target image of the object, and to output the target image.

Abstract: A face recognition apparatus comprising: a database that stores face information mapped to each corresponding user; a face recognition unit configured to recognize the face information of a user; a user management unit configured to classify the face information into groups of the users of which the face information is not similar between one another so that the users having the similar face information does not fall within the same groups to store the classified face information in the database.

Abstract: a radio frequency (RF) coil device includes a plurality of RF coil elements configured to generate an RF magnetic field, and a support member configured to support the plurality of RF coil elements so that at least one of the plurality of RF coil elements is movable.

Abstract: The present invention discloses a system for predicting a path of a connective cell and a control method thereof. According to the invention, a connective cell is detected in a weather radar image, and a path of the detected convective cell is predicted on the basis of a plurality of information stored in advance, thereby guiding various kinds of information about the connective cell including lightning in advance.

Abstract: Image correcting methods and apparatuses for removing speckles from an image are provided. The image correcting method includes selecting a first region in an image; removing a speckle from a second region except for the first region from the image by using image information at a predetermined frequency band in the image; and increasing a contrast level of the first region.

Abstract: Provided are a method and apparatus for obtaining a magnetic resonance imaging (MRI) image of a subject. Typically, MRI image processing that incorporates fat suppression takes a large amount of time to complete. According to various aspects, image processing that incorporates fat suppression may be postponed until MRI data is repeatedly obtained. By doing so, for example, more MRI data may be obtained during a time period of a heartbeat.

Abstract: A method and apparatus are provided to generate tomography images that performs the method. The apparatus and method are configured to determine a basis pattern from modulated phases of incident rays from a spatial light modulator according to a pattern of arranged pixels. The apparatus and method are further configured to perform spatial shift modulation shifting an arrangement of the pixels vertically or horizontally with respect to the basis pattern to obtain shift patterns of the basis pattern. The apparatus and method are configured to generate tomography images for the basis pattern and the shift patterns using spectrum signals of rays obtained from the incident rays passing through the spatial light modulator and entering a subject. The apparatus and method are configured to select a pattern that generates a clearest tomography image of the subject based on the generated tomography images.

Abstract: A method for controlling a server connected to a photographing apparatus is provided. The control method includes receiving status information of the photographing apparatus from the photographing apparatus, searching a schedule for using the photographing apparatus from pre-stored scheduling information, determining whether the searched schedule and the status information of the photographing apparatus satisfy preset conditions, respectively, and transmitting notification information to a user terminal apparatus when the conditions are satisfied.

Abstract: An image sensor capable of ensuring high sensitivity image and minimizing color distortion is provided. The image sensor includes a first filter unit, a second filter unit formed at a lower part of the first filter unit and a sensor unit formed at a lower part of the second filter unit. The first filter unit is configured to pass light corresponding to a visible light region, pass light corresponding to a first region of a longer wavelength than the light corresponding to the visible region and cut off light corresponding to a second region of a longer wavelength than the light corresponding to the first region. The second filter unit is configure to pass light having a predetermined wavelength in a wavelength range corresponding to the visible light region among the light passing through the first filter unit and pass light corresponding to the first region. The sensor unit is configured to detect the light passing through the second filter unit.

Abstract: A nonvolatile memory system includes a memory controller for copying a mapping data group including logical-physical address mapping information regarding user data from a nonvolatile memory to a mapping information storage unit, and transmit size information regarding the mapping data group to a host. The host may receive size information regarding the mapping data group from the nonvolatile memory system, and determine the order of commands to be transmitted to the nonvolatile memory based on the size information regarding the mapping data group.

Abstract: A positive active material and a lithium battery including the positive active material. The positive active material includes a large diameter active material and a small diameter active material, wherein the small diameter active material includes a Ni-based lithium-transition metal composite oxide and a coating layer including a Mn-containing compound on at least a portion of the surface thereof.

Abstract: An image sensor includes a semiconductor layer, an organic photoelectric conversion portion disposed on an upper surface of the semiconductor layer and that converts a color component of incident light into a corresponding electrical signal, a transistor layer disposed on a lower surface of the semiconductor layer and including a pixel circuit that receives the electrical signal, and penetration wiring that laterally penetrates a side surface of the semiconductor layer between the upper and lower surfaces and that electrically connects the organic photoelectric conversion portion with the pixel circuit to communicate the electrical signal.

Abstract: A radar system for a vehicle, including a radar which is located around the principal vehicle to detect a target vehicle which threatens driving of the principal vehicle as a target. The radar includes: a transmission antenna which transmits a signal for detecting the target vehicle; a reception antenna which receives a reflective signal for the transmitted signal; a communication module which transmits a high frequency signal through the transmission antenna; a converting unit which converts the reception signal which is received through the reception antenna into a digital signal; and a signal processing unit which generates a detection signal to detect the target vehicle, in accordance with a speed, a yaw rate of the principal vehicle and the digital signal, applies the detection signal to the communication module, and analyzes the digital signal which is converted in the converting unit to trace the target vehicle.

Abstract: The present invention discloses a matching system between a convective cell in a weather radar image and lightning, and a control method thereof. In other words, according to the invention, convective cells are detected in a weather radar image, lightning is detected through a total lightning detection system, and the detected lightning is matched with the detected convective cells in the weather radar image. Therefore, it is possible to rapidly and accurately match and confirm a lightning-generated convective cell of a plurality of convective cells.

Abstract: A method of depositing a ruthenium metal thin film or ruthenium oxide thin film comprising a ruthenium compound used for depositing metallic Ru or RuO2 thin film on a substrate via atomic layer deposition, and the ruthenium compound represented by Chemical Formula 1, wherein L is a ligand selected from the group consisting of 1-ethyl-1,4-cyclohexadiene, 1,3-butadiene, and isoprene.

Abstract: Provided are an image brightness controlling apparatus and method, and an adaptive brightness controlling apparatus and method based on the brightness degree and/or brightness range of an image. The image brightness controlling apparatus includes a brightness increment arithmetic unit for outputting a brightness increment for a pixel, and an individual component brightness increment arithmetic unit for outputting the brightness increments of individual components constituting the pixel in response to the brightness increment for a pixel. The individual component brightness increment arithmetic unit multiplies the brightness increment of the pixel by each of the unit vectors of the components constituting the pixel to obtain the brightness increments of the individual components. The image brightness controlling apparatus further includes an adder for adding the components constituting the pixel to the brightness increments of the components.