Abstract: Methods and systems are provided for interventional ultrasound imaging. In one embodiment, a method comprises acquiring an ultrasound image of an anatomical region, segmenting an interventional device from the ultrasound image to obtain a segmented image, restoring an image quality of the ultrasound image to a reference image quality to obtain a restored ultrasound image, combining the segmented image with the restored ultrasound image to obtain a corrected ultrasound image, and displaying the corrected ultrasound image. In this way, ultrasound imaging may be used to image the position of an interventional device such as biopsy needle in an anatomical region, in real-time, with reduced image artifacts caused by the interventional device.

Abstract: The present disclosure provides a shift by wire (SBW) driving actuator capable of improving control performance and durability through control of a brushless direct current (BLDC) motor by an inductive sensor, and improving gear transmission efficiency by introducing a multistage teeth-shaped transmission unit configured to connect a sun gear and an output shaft of a reducer to transmit a rotational force to reduce a load resulting from eccentric rotation of the sun gear.

Abstract: The organic electric element comprising a compound represented by Formula 1 as material of an emission-auxiliary layer and an electronic device thereof are disclosed, and by comprising the compound represented by Formula 1 in an emission-auxiliary layer, the driving voltage of the organic electric element can be lowered, and the luminous efficiency and life time of the organic electric element can be improved.

Abstract: An ultrasound system and method are provided. The system comprises a probe that is operable to transmit ultrasound signals and receive echo ultrasound signals from a region of interest (ROI) and a processing circuitry. The processing circuitry performs a first beamforming operation on at least a portion of the echo ultrasound signals to generate a first ultrasound dataset, corresponding to at least a portion of a first ultrasound image. The first beamforming operation performs beamforming for a subregion of the ROI utilizing an initial time delay as a beamforming parameter. The system applies a deep learning network (DLN) model to a local region of the first ultrasound dataset to identify at least one of a tissue type or density characteristic associated with the local region.

Abstract: By using the distillation device of the present application, energy loss occurring in a purification process of a solution including a waste stripper and a stripped photoresist resin used in a stripping process of a photoresist can be minimized and the installation cost of the distillation device can be reduced compared to the case in which dual distillation columns are used, thereby increasing the economic feasibility of a process.

Abstract: The present disclosure provides: a compound capable of providing high light-emitting efficiency, low driving voltage, and improved lifetime of a device; an organic electronic element using the same; and an electronic device therefor.

Abstract: An image sensor is disclosed. The image sensor includes: a pixel array comprising a plurality of pixels that convert an optical image signal incident from a subject into electrical image data; a driver configured to output a plurality of control signals for controlling the plurality of pixels; a comparison unit configured to compare pieces of data output from two adjacent pixels and output the comparison result; and a buffer configured to receive output signals output from the comparison unit and output frame data.

Abstract: Methods and systems relate to correcting one-dimensional (1D) shear wave data of an anatomical structure. The methods and systems obtaining a 1D shear wave data from an ultrasound probe of the anatomical structure. The methods and systems adjust a velocity or a pressure of the 1D shear wave data based on the correction model to form adjusted 1D shear wave data. The adjustment of the velocity or the pressure of the 1D shear wave data is based on weights applied to the 1D shear wave data from hidden layers of the correction model. The methods and systems generate a 1D shear wave image based on the adjusted 1D shear wave data.

Abstract: By using the distillation device of the present application, energy loss occurring in a purification process of a solution including a waste stripper and a stripped photoresist resin used in a stripping process of a photoresist can be minimized and the installation cost of the distillation device can be reduced compared to the case in which dual distillation columns are used, thereby increasing the economic feasibility of a process.

Abstract: This invention relates to an exfoliation layer composed of a cationic polymer electrolyte or organosilane and negatively charged phyllosilicate sheet-shaped nanoparticles, and to a method of manufacturing the exfoliation layer, including a) negatively charging the surface of a substrate, b) applying a cationic polymer electrolyte or performing a silanization process, and c) negatively charging and applying phyllosilicate. Since the exfoliation layer of the invention has an effect of reducing bonding force due to the sheet-shaped nanoparticles therein, the exfoliation layer enables a flexible display to be temporarily fixed on a supporting substrate upon fabrication of the flexible display and to then be easily separated after the completion of the fabrication thereof.

Abstract: The present invention relates to a rotary linear probe. The rotary linear probe includes a rotatable element in the form of a linear rod along a rotation axis and a plurality of ultrasonic modules positioned in a row along the rotation axis on the rotatable element. The use of the rotary linear probe can provide better diagnostic image information based on image signals with improved 2D/3D circular image quality.

Abstract: An image sensor is disclosed. The image sensor includes: a pixel array comprising a plurality of pixels that convert an optical image signal incident from a subject into electrical image data; a driver configured to output a plurality of control signals for controlling the plurality of pixels; a comparison unit configured to compare pieces of data output from two adjacent pixels and output the comparison result; and a buffer configured to receive output signals output from the comparison unit and output frame data.

Abstract: Provided is a method of adaptive beamforming, which includes calculating a correlation matrix, a first weight vector function and a noise level of received channel data, converting the correlation matrix of the channel data into a first base matrix, generating a second base matrix by selecting a base value not smaller than the calculated noise level from base values of the first base matrix, calculating a second weight vector function from the first weight vector function by using the second base matrix, and performing beam focusing by using the second weight vector function. Therefore, an image with high resolution may be obtained just with received beam focusing.

Abstract: Disclosed is a Radio Frequency Identification (RFID) tag antenna. The tag antenna includes a lower dielectric substrate and an upper dielectric substrate. The lower dielectric substrate is provided at a lower surface thereof with a ground plane and at an upper surface thereof with two microstrip lines. The microstrip lines each have an open-end, the open ends spaced apart from each other from a middle of the lower dielectric substrate while facing each other to form a radiating slot from which radiation of electromagnetic waves occurs. The upper dielectric substrate is provided at an upper surface thereof with at least one electric capacitive device and is stacked on the lower dielectric substrate. The RFID tag antenna enhances radiation efficiency while achieving miniaturization.

Abstract: Provided is an ultrasonic probe, which uses a composite piezo-electric element, which includes a piezo-electric wafer made of piezo-electric material and having a lattice shape, and a polymer filled between the lattices of the piezo-electric wafer. The ultrasonic probe has a high power and a wide band width simultaneously. In addition, since the ultrasonic probe further includes a heat exhaust unit for exhausting the heat generated at the ultrasonic probe to the outside, the temperature of an acoustic lens which contacts patients may be lowered.

Abstract: A near-field radio frequency identification (RFID) reader antenna is provided. The near-field RFID reader antenna is intended to separately recognize adjacent items to which a plurality of small RFID tags are attached, such as wines displayed on a shelf in a store or chip trays on casino tables, using a near field. The near-field REID reader antenna includes a dielectric layer, at least one signal line formed on the dielectric layer, a ground surface formed under the dielectric layer, at least one ground line formed under the dielectric layer to be electrically connected to the ground surface in parallel with the signal line, at least one signal stub formed to be electrically connected to the signal line toward the ground line, and at least one ground stub formed to be electrically connected to the ground line toward the signal line in parallel with the signal stub.

Abstract: An RFID tag attached to an object and transmitting a signal that corresponds to identification information includes an RFID tag chip that modulates the signal according to the identification information and an RFID tag antenna that transmits the modulated signal. The RFID tag antenna includes a dielectric material, a radiating patch, and a slit. The dielectric material has a polyhedral shape and includes a first surface that contacts the object and a second surface that is parallel with the first surface, the radiating patch is formed on at least a part of the second surface and radiates electromagnetic to waves, and the slit is formed on at least a part of the radiating patch to expose the dielectric material.

Abstract: A signal processing method of coupling with a plurality of audio output devices and allocating a plurality of audio sources to the plurality of audio output devices is disclosed.

Abstract: An RFID tag includes an antenna and a chip, and the antenna includes a first polygonal dielectric material, first and second microstrip lines partially formed in the first dielectric material, a second polygonal dielectric material stacked on the first dielectric material, and a third microstrip line partially formed in the second dielectric material. According to the present invention, the RFID tag can efficiently receive electromagnetic waves to thereby maximize a readable range.

Abstract: The RFID reader of an RFID system includes a processor for processing a command for the RFID tag and a response from the RFID tag, a modem for modulating the command from the processor or demodulating the response from the RFID, and an RF unit for transmitting the modulated command transferred from the modem to the RFID tag or receiving the response from the RFID tag and transferring the response to the modem. The RFID tag of the RFID system includes a power supply unit for generating energy using a radio wave received from the RFID reader, a receiver for demodulating a signal received from the RFID reader, a data processor for performing operation according to the signal demodulated by the receiver, and a transmitter for backscattering a signal from the data processor.