Abstract: A signal transmitting method suitable for a MU-MIMO environment and achieving a high performance with low complexity is provided. The signal transmitting method includes: splitting each message stream into a common message stream and a private message stream; combining a plurality of common message streams for the plurality of receivers to generate a common stream; encoding the common stream and private message streams for the plurality of receivers to generate an encoded common stream and encoded private message streams; precoding the encoded common stream and the encoded private message streams to adjust amplitudes and phases of symbols such that power is distributed between the encoded common stream and the encoded private message streams and generate precoded signals; and converting the precoded signals into a plurality of RF signals, adjusting phases of the plurality of RF signals, and outputting the phase-adjusted RF signals through a plurality of MIMO antennas.

Abstract: A powertrain for a vehicle may include a motor; a planetary gear set mounted to rotate parallel to a rotation shaft of the motor so that one rotation element may exchange power with the motor; a front wheel driveshaft engaged to the planetary gear set to receive power from another rotation element of the planetary gear set and to transfer a rotating force to a front wheel coupled to the front wheel driveshaft; and a rear wheel driveshaft engaged to the planetary gear set and mounted to receive power from the other rotation element of the planetary gear set to rotate parallel to the rotation shaft of the motor, and to transfer a rotating force to a rear wheel coupled to the rear wheel driveshaft.

Abstract: Proposed is a slim-type heat management system for an electric vehicle, wherein implementation of various heat management modes may be easily accomplished by using a minimum number of parts including two three-way expansion valves and the like, wherein the various heat management modes include a heat pump dehumidification mode, a dehumidification max mode, and the like, which are for defogging, in addition to an indoor cooling mode, a battery cooling mode, and a heat pump mode for heating. Accordingly, the system is capable of being usefully applied to an electric vehicle being small and an electric vehicle having priority of profitability over performance.

Abstract: A dual rotor motor includes: an inner rotor and an outer rotor; a stator disposed between the inner rotor and the outer rotor; a stator variable unit provided inside the stator to intermit a magnetic path between an outside and an inside of the stator according to a pressure in an axial direction; and a pressing mechanism provided to provide the pressure in the axial direction to the stator variable unit.

Abstract: The present disclosure comprises a dual-rotor motor having an inner rotor and an outer rotor, a stator disposed between the inner rotor and the outer rotor, a cooling passage provided inside of the stator to block a magnetic path between inside and outside of the stator, and a refrigerant flowing through the cooling passage.

Abstract: The present disclosure comprises an inner rotor and an outer rotor, a stator disposed between the inner rotor and the outer rotor, and a variable stator core provided to control a magnetic path between inside and outside of the stator.

Abstract: An integrated circuit device is provided. The integrated circuit device includes a fin-type active region that extends in a first direction on a substrate, a gate structure that intersects with the fin-type active region and extends in a second direction, perpendicular to the first direction, on the substrate, and a first contact structure that is disposed on the gate structure, and has a greater width at a top surface than a bottom surface thereof.

Abstract: A hybrid powertrain of a vehicle, includes an input shaft provided concentric with an engine rotation shaft, a coaxial magnetic gear device provided to connect the engine rotation shaft to the input shaft, a differential device constantly connected to the input shaft, a first motor constantly connected to the engine rotation shaft, and a second motor continuously engaged to the differential device.

Abstract: A motor driving apparatus driving a motor including a plurality of windings corresponding to each of phases, includes a mode change switch and a plurality of inverters that operate the motor in a closed end winding mode or an open end winding mode; and a controller configured for controlling the mode change switch and the plurality of inverters according to a first mode determination result based on a reverse magnetic flux and a second mode determination result according to an output power limit for each mode.

Abstract: A display device including a touch sensing unit including a first touch conductive layer, a first touch insulating layer disposed on the first touch conductive layer, and a second touch conductive layer disposed on the first touch insulating layer. The touch sensor area includes a first touch sensor area located at a center of the touch sensor area, and a second touch sensor area located between the first touch sensor area and the curved portion. The first touch conductive layer includes a touch connection electrode connecting adjacent first touch electrodes, and a plurality of capacitance (cap) compensation patterns arranged in the second touch sensor area. The plurality of cap compensation patterns includes a first cap compensation pattern electrically connected to the adjacent first touch electrode and a second cap compensation pattern electrically connected to the adjacent second touch electrode.

Abstract: An aluminum nitride sintered body contains 1 to 5% by weight of yttrium oxide (Y2O3), 10 to 100 ppm by weight of titanium (Ti), and the balance being aluminum nitride (AlN). Accordingly, a volume resistance value and thermal conductivity at a high temperature are improved, and the generation of impurities during a semiconductor manufacturing process can be suppressed.

Abstract: A display device including a touch sensing unit including a first touch conductive layer, a first touch insulating layer disposed on the first touch conductive layer, and a second touch conductive layer disposed on the first touch insulating layer. The touch sensor area includes a first touch sensor area located at a center of the touch sensor area, and a second touch sensor area located between the first touch sensor area and the curved portion. The first touch conductive layer includes a touch connection electrode connecting adjacent first touch electrodes, and a plurality of capacitance (cap) compensation patterns arranged in the second touch sensor area. The plurality of cap compensation patterns includes a first cap compensation pattern electrically connected to the adjacent first touch electrode and a second cap compensation pattern electrically connected to the adjacent second touch electrode.

Abstract: A method of controlling a hybrid power train may include: driving a first input shaft connected to a second motor-generator by the second motor-generator to synchronize a speed of a driven gear of a target gear position with a speed of an output shaft; moving a sleeve to directly connect the second input shaft, the output shaft, and the driven gear of the target gear position; decreasing torque of the first motor-generator and increasing torque of the second motor-generator to converge torque transferred from the second motor-generator to the output shaft, to torque of the output shaft; moving the sleeve to release the second input shaft and maintain only the output shaft and the driven gear; and increasing torque of an engine and decreasing the torque of the second motor-generator to converge torque transferred from the engine to the output shaft, to the torque of the output shaft.

Abstract: The present disclosure relates to a method and apparatus for phase unwrapping of an SAR interferogram based on an SAR offset tracking surface displacement model, in which the apparatus according to the present disclosure includes a Synthetic Aperture Radar (SAR) image acquisition unit that acquires two SAR images of a same object acquired at different times, a single look complex (SLC) image production unit that produces two SLC images corresponding to each of the two SAR images, an interferogram production unit that generates an SAR interferogram using SAR interferometry for the two SLC images, a surface displacement model production unit that produces an offset tracking surface displacement model using SAR offset tracking method for the two SLC images, an unwrapped residual interferogram generation unit that generates a residual interferogram by subtracting the SAR interferogram and the offset tracking surface displacement model, and generates an unwrapped residual interferogram by unwrapping the generated

Abstract: The present invention relates to a ceramic heater with improved reliability, the ceramic heater including: a heater body having a mesh type high-frequency electrode, and an electrode rod connecting member being in contact with a lower surface of the high-frequency electrode; and a heater support mounted on a lower portion of the heater body and configured to support the heater body, in which the electrode rod connecting member is in area contact with one surface of the high-frequency electrode.

Abstract: An aluminum nitride sintered body contains 1 to 5% by weight of yttrium oxide (Y2O3), 10 to 100 ppm by weight of titanium (Ti), and the balance being aluminum nitride (AlN). Accordingly, a volume resistance value and thermal conductivity at a high temperature are improved, and the generation of impurities during a semiconductor manufacturing process can be suppressed.

Abstract: The present invention relates to a ceramic heater with improved reliability, comprising: a heater body provided with a high-frequency electrode made of a mesh type metal material, and an electrode rod connecting member that contacts the bottom surface of the high-frequency electrode; and a heater support that is mounted below the heater body and supports the heater body, wherein the high-frequency electrode comprises a first electrode member having a wire type mesh structure and a second electrode member having a sheet type mesh structure.

Abstract: A dual clutch transmission may include a first input shaft, a second input shaft, a first output shaft and a second output shaft; a first gear constrained to the first input shaft; a second gear and a third gear constrained to the second input shaft; a fourth gear provided to constrain the rotation to the second input shaft; a fifth gear which is engaged with the third gear; a sixth gear which is gear-engaged with the fourth gear; a seventh gear which is engaged with the first gear; an eighth gear which is gear-engaged with the second gear; and a ninth gear which is gear-engaged with the fourth gear.

Abstract: A display device including a touch sensing unit including a first touch conductive layer, a first touch insulating layer disposed on the first touch conductive layer, and a second touch conductive layer disposed on the first touch insulating layer. The touch sensor area includes a first touch sensor area located at a center of the touch sensor area, and a second touch sensor area located between the first touch sensor area and the curved portion. The first touch conductive layer includes a touch connection electrode connecting adjacent first touch electrodes, and a plurality of capacitance (cap) compensation patterns arranged in the second touch sensor area. The plurality of cap compensation patterns includes a first cap compensation pattern electrically connected to the adjacent first touch electrode and a second cap compensation pattern electrically connected to the adjacent second touch electrode.

Abstract: An integrated circuit device is provided. The integrated circuit device includes a fin-type active region that extends in a first direction on a substrate, a gate structure that intersects with the fin-type active region and extends in a second direction, perpendicular to the first direction, on the substrate, and a first contact structure that is disposed on the gate structure, and has a greater width at a top surface than a bottom surface thereof.