Abstract: Disclosed is a 5G or pre-5G communication system to be provided so as to support a data transmission rate higher than that of a 4G communication system, such as LTE. Disclosed is a communication method of a base station using a channel state information reference signal (CSI-RS) in a mobile communication system, the method comprising the steps of: receiving a sounding reference signal (SRS) from a terminal; selecting a precoding matrix by using the received SRS; transmitting a CSI-RS by using the selected precoding matrix; receiving a CSI report from the terminal, and determining a transmission parameter on the basis of the CSI report; and transmitting data to the terminal by applying the determined transmission parameter thereto, wherein the CSI-RS is aperiodically transmitted.

Abstract: A display device includes: a display unit including a plurality of pixels connected with data lines and scan lines with different lengths; a data driver configured to supply a data signal to the data lines; a scan driver configured to supply a scan signal to the scan lines; and a timing controller controlling the data driver to supply the data signal to the data lines at different output timings according to a position of a scan line to which the scan signal is supplied.

Abstract: Disclosed is a method of control a motor driven power steering system. The method includes determining an end holding driving, by a control unit, turning on/off a damping boost gain application mode according to a result of determination for the end holding driving, by the control unit, multiplying an output value according to turning on/off of the damping boost gain application mode by an output value from the damping output value detection unit, and outputting the multiplied value as a damping correction value, by the control unit, and reflecting the damping correction value to control an output torque of a motor in a rack-end-stop control period, by the control unit.

Abstract: A letter input method using a touch screen allows an input action of a user to be recognized using basic slip actions in four directions perpendicular to each other and consecutive slip actions expansively consecutive therefrom, and a consecutive slip action is configured as a combination of actions slipping in a direction not overlapping with a former slip direction. Thus, each slip action may be clearly distinguished to fundamentally solve problems such as erroneous input, duplicated recognition caused by gestures (slips) performed at a border line, erroneous recognition or the like, thereby greatly improving the efficiency in inputting letters and also realizing an action recognition algorithm more conveniently and easily.

Abstract: A display device includes a lower display panel, an upper display panel facing the lower display panel, a metal oxide layer surrounding outermost surfaces of the upper display panel and the lower display panel, and a barrier layer surrounding the metal oxide layer. The barrier layer includes a self-assembled monolayer.

Abstract: The present invention provides a gamma setting system for a display device including: an optical measuring unit measuring an optical property of a display device including an emissive display panel having red, green and blue sub-pixels; a control center performing a null setting step and an automatic setting step using the optical property of the display device; a system driving unit transmitting a result data between the display device and the control center; a first display unit displaying a TW target luminance, a TW target chromaticity and an RGB inherent chromaticity registered for the null setting step and the automatic setting step, a graph of a gray level voltage and a luminance of an RGB and a TW with respect to a gray level, a high level cell driving voltage (PVDD) and a low level cell driving voltage (PVEE) applied to an emitting element, a high level gamma source voltage (VDDH) and a low level gamma source voltage (VDDL) applied to a driving IC, a gamma slope, a contrast ratio, a driving type of th

Abstract: A memory system comprising: a memory device including a plurality of memory dies each having a plurality of the memory blocks; and a controller suitable for performing a command operation to the memory dies, wherein the memory device comprises means for performing an error check operation to a first data provided from the controller to store the first data the memory device.

Abstract: A hood latch assembly for a vehicle is provided. The assembly includes a first latch that is rotated in a first opening direction by a first lever disposed within a driver's seat, to push a striker mounted on a lower surface of a hood to pop up the hood. A second latch restricts or releases the striker to couple or decouple the hood to or from a vehicle body. A second lever rotates the second latch to allow the second latch to release restriction of the striker, and a housing accommodates the first and second latches and the second lever. Additionally, an extendable lever is disposed at a side of the second lever, and extends, when the hood is popped up, to protrude outward.

Abstract: A liquid-crystal display device is provided. The liquid-crystal display device includes super-pixels, each of the super-pixels including a first pixel, a second pixel and a third pixel arranged in a first row, and a fourth pixel arranged in a second row, and first and second data lines extending in a column direction, wherein a width of the fourth pixel is equal to a sum of widths of the first to third pixels, each of the first to fourth pixels is connected to one of the first and second data lines, each of the first data lines is disposed adjacent to one side of the first pixel, and each of the second data lines is disposed between the second pixel and the third pixel.

Abstract: Disclosed are an apparatus and a method for measuring the height of a solid bed in a high-temperature and high-pressure fluidized bed system, and a fluidized bed system having the solid bed height measuring apparatus. The solid bed height measuring apparatus includes a lower pressure probe mounted at an upper side as high as a first height from a gas distributor of a fluidized bed reactor to measure pressure of the mounted location, and a middle pressure probe mounted at an upper side as high as a second height from the lower probe to measure pressure of the mounted location. An upper pressure probe is mounted at the top of the fluidized bed reactor to measure the inside pressure of the fluidized bed reactor. First and second differential pressure gauges are used for measuring differential pressures.

Abstract: Methods, systems, and devices for operating a ferroelectric memory cell or cells are described. An electronic memory device may include a plurality of plate portions separated by a plurality of segmentation lines, which may be oriented in a plane parallel to rows of a memory array or columns of the memory array, or both. The segmented plate may be employed instead of a single plate for the array. The one or more plate portions may be energized during access operations of a ferroelectric cell in order to create a voltage different across the cell or to facilitate changing the charge of the cell. Each of the plate portions may include one or more memory cells. The memory cells on a plate portion may be read from or written to after the plate portion is activated by a plate driver.

Abstract: A method for characterizing wettability of a porous medium is described. A core sample of the porous medium is secured in a core holder, which includes a first end and a second end. A model of the core sample and a pore volume of the core sample are obtained. A wetting phase is displaced from the core sample by supplying a non-wetting phase at one end of the core holder. The non-wetting phase is displaced from the core sample by supplying the wetting phase at one end of the core holder. A saturation profile of the core sample is determined based on cross-sectional images of the core sample. A wettability index value is calculated at least based on a comparison of the saturation profile and the model of the core sample.

Abstract: A method for determining concentration and pressure of respective gas consisting of multi-gas using emitting and receiving of ultrasound includes: measuring a reference ultrasound flight time; measuring ultrasound flight times at plural concentrations, temperatures and pressures; obtaining an ultrasound flight time table comprising ultrasound flight time change values which are differences between the reference ultrasound flight time, which varies according to parameters of concentration, temperature and pressure, and the measured ultrasound flight time; obtaining an ultrasound amplitude table comprising ultrasound amplitude values of a waveform of a predetermined sequence of the received ultrasound waveform at plural concentrations, temperatures and pressures in a state that concentration, temperature and pressure of the target respective gas are parameters; and calculating the concentration and the pressure of the target gas based on performing temperature compensations for the ultrasound flight time change

Abstract: A method of controlling a plurality of devices by an electronic apparatus includes receiving data from a plurality of devices, determining a correlation between at least two devices among the plurality of devices on the basis of the received data, determining a position of a first device on the basis of the correlation, grouping the first device and another device positioned in the vicinity of the first device into one group, and automatically creating group information, and controlling the devices included in the group. The name of the first device may be automatically set using the group information.

Abstract: Provided is a printing apparatus including: a printing roller whose outer circumferential surface is coated with ink; a cliché roller which rotates in engagement with the printing roller and forms first patterns on the printing roller by removing portions of the ink coated on the outer circumferential surface of the printing roller and on which second patterns which are the removed portions of the ink are formed; a first transfer substrate onto which the first patterns of the printing roller are transferred; and a second transfer substrate onto which the second patterns of the cliché roller are transferred. The printing apparatus can reduce the time required for a product production process by omitting a cliché cleaning process.

Abstract: An organic light emitting device can include first and second electrodes formed to face each other on a substrate; a first stack interposed between the first and second electrode and configured with a hole injection layer, a first hole transportation layer, a first light emission layer and a first electron transportation layer which are stacked on the first electrode; a second stack interposed between the first stack and the second electrode and configured with a second hole transportation layer, a second light emission layer, a third light emission layer and a second electron transportation layer which are stacked on the first stack; a third stack interposed between the second stack and the second electrode and configured with a third hole transportation layer, a fourth light emission layer, a third electron transportation layer and an electron injection layer which are stacked on the second stack; and a first charge generation layer interposed between the first and second stacks and a second charge generati

Abstract: The present invention relates to a family of fluorescent compounds based on the BODIPY scaffold, and methods for the preparation of said compounds. The present invention further relates to the use of said compounds for the detection of bacterial biofilms, wherein the bacterial biofilm comprises Pseudomonas aeruginosa and the compound specifically binds to a Fap protein of Pseudomonas aeruginosa, or wherein the compound specifically binds to bacterial cells that contain high levels of cyclic-di-guanosine-monophosphate (c-di-GMP).

Abstract: A ceramic dielectric including: a bulk dielectric including barium (Ba) and titanium (Ti); a ceramic nanosheet; and a composite dielectric of the bulk dielectric and the ceramic nanosheet.

Abstract: A quantum dot device including an anode; a cathode disposed substantially opposite to the anode; a hole injection layer disposed on the anode between the anode and the cathode; a hole transport layer disposed on the hole injection layer between the hole injection layer and the cathode; and a quantum dot layer disposed on the hole transport layer between the hole transport layer and the cathode, wherein the quantum dot layer includes a plurality of quantum dots, wherein the hole transport layer includes a hole transport material and an electron transport material, and wherein a lowest unoccupied molecular orbital (LUMO) energy level of the electron transport material and a lowest unoccupied molecular orbital (LUMO) energy level of the quantum dot layer is about 0.5 electron volts or less.