Abstract: The modulator array includes a first optical modulator, which changes a shape a wavefront of an incident light into first wavefronts to modulate the incident light which passes through the first optical modulator; and a second optical modulator that changes a shape at least one of the first wavefronts into second wavefronts to modulate the light output from the first optical modulator.

Abstract: A door assembly configured to open and close a storage compartment of a refrigerator. A refrigerator including a body; a storage compartment placed inside of the body and provided with an open front side, and a door assembly configured to open and close the open front side of the storage compartment. The door assembly includes a front panel forming a front side and opposite sides of the door assembly, a rear panel coupled to the opposite sides of the front panel in a rear side of the front panel, a door cap configured to cover an upper side or a lower side of the door assembly, and a connection member provided with a first connection unit coupled to the front panel and a second connection unit coupled to the door cap.

Abstract: A touch panel apparatus for measuring biosignals and a method of measuring the biosignals by using the touch panel apparatus, are provided. The touch panel apparatus includes a first electrode array configured to detect touch input signals, a second electrode array configured to be coupled to the first electrode array based on driving power, a controller configured to determine an operation mode of the touch panel apparatus as either a manipulation mode configured to manipulate a screen of the touch panel apparatus or a measuring mode configured to measure the biosignals, based on the detected touch input signals, and a mode converter configured to connect the second electrode array to a source of the driving power in response to the controller determining the operation mode as the manipulation mode, and connect the second electrode array to ground in response to the controller determining the operation mode as the measuring mode.

Abstract: A touch controller includes a touch data generator that is connected to a plurality of sensing lines, the touch data generator sensing a change in capacitance of a sensing unit connected to each of the sensing lines and generating touch data by processing the sensing signal corresponding to the result of sensing; and a signal processor that controls a timing of generating the touch data by receiving at least one piece of timing information for driving a display panel from a timing controller, and then providing either the timing information or a signal generated from the timing information as a control signal to the touch data generator.

Abstract: A communication technique of fusing a fifth generation (5G) communication system for supporting higher data transmission rate beyond a fourth generation (4G) system with an Internet of things (IoT) technology and a system thereof are provided. The communication technique may be used for an intelligent service (for example, a smart home, a smart building, a smart city, a smart car or a connected car, health care, digital education, a retail business, a security and safety related service, or the like) based on the 5G communication technology and the IoT related technology. A method for defining media access control (MAC) sub-header structures suitable for a next generation mobile communication system and applying the MAC sub-header structures to provide a high data transmission rate and a low latency in the next generation mobile communication system is provided.

Abstract: Example embodiments provide a disaggregated memory appliance, comprising: a plurality of leaf memory switches that manage one or more memory channels of one or more of leaf memory modules; a low-latency memory switch that arbitrarily connects one or more external processors to the plurality of leaf memory modules over a host link; and a management processor that responds to requests from one or more external processors for management, maintenance, configuration and provisioning of the leaf memory modules within the memory appliance.

Abstract: A storage device is provided. The storage device includes a nonvolatile memory device including memory blocks, and a controller configured to perform write, read and erase operations with respect to a selected memory block from among the memory blocks. If the number of error bits is greater than a critical value in a read operation with respect to the selected memory block, the controller is configured to perform a read reclaim of migrating valid data stored in the selected memory block to another memory block through at least two migration operations. In the read reclaim, the controller is configured to adjust an amount of data migrated in one migration operation.

Abstract: A method for implementing uplink transmission in a flexible frequency division duplex (FDD) system is provided. A flexible FDD supported user equipment (FFUE) receives signaling from an evolved node B (eNB), obtains an uplink carrier configuration, and performs physical uplink shared channel (PUSCH) transmission by way of synchronous HARQ of 8 ms, synchronous HARQ of 10 ms, or asynchronous hybrid automatic repeat request (HARQ). According to the solution provided by the present invention, uplink transmission in the FDD system can be realized with low complexity, and the system performance of the FDD system is improved.

Abstract: A computing device and a method of operating the same are provided. The computing device includes a modem that communicates with an external device, a storage device, an application processor that accesses the storage device, and a switch that selectively provides one of a first communication path connecting the modem and the application processor and a second communication path connecting the modem and the storage device without passing through the application processor.

Abstract: A method of a transmit apparatus for a directional listen-before-talk (LBT) operation in a wireless communication system. The method comprising sensing a channel for an interval comprising at least one clear channel assessment (CCA) slot, determining whether a state of the sensed channel for the interval is an idle state based on a configurable directional energy threshold, sensing an additional number of CCA slots when the state of the sensed channel is determined as the idle state based on the configurable directional energy threshold, and transmitting, to a receive apparatus, at least one of discovery signal or data signal when states of the sensed additional number of CCA slots are determined as the idle state based on the configurable directional energy threshold.

Abstract: An electronic device that includes a circuit board which is arranged between a front cover and a back cover, and includes a conductive pattern inserted into the circuit board. A signal generation or power supply element is electrically connected with the conductive pattern. An adhesion layer is attached onto the circuit board and overlaps at least part of the conductive pattern when viewed from above the circuit board. A first structure is arranged on the adhesion layer and overlaps at least part of the adhesion layer when viewed from above the circuit board. A second structure is arranged on a top of the first structure, overlaps at least part of the first structure when viewed from above the circuit board, and the second structure includes a bottom surface including metal. A metal layer is inserted between the first structure and the bottom surface of the second structure to attach the second structure to the first structure.

Abstract: A dust concentration display method is provided. The method includes (a) detecting a dust concentration through a dust sensor; (b) displaying a dew condensation message in a display in response to the detected dust concentration being equal to or more than a preset first dust concentration; and (c) detecting the dust concentration in real time for a preset time and displaying the dew condensation message in the display in response to the detected dust concentration being equal to or more than a preset second dust concentration.

Abstract: The present invention relates to a method and an apparatus for searching for an access point of a terminal in a wireless communication system, and the method for searching for an access point of a terminal in a wireless communication system according to the present invention comprises the steps of: transmitting a probe request frame including an identifier for searching for a specific access point; receiving a probe response frame transmitted from the access point related to the identifier; and connecting to the access point having transmitted the probe response frame.

Abstract: Provided is a method of screening for a microorganism having enhanced cellulose productivity.

Abstract: Disclosed are an organic photoelectronic device including a first electrode and a second electrode facing each other and an active layer interposed between the first electrode and the second electrode, wherein the active layer includes a p-type semiconductor compound represented by the formula C22R1—R12O2N2 and an n-type semiconductor compound having a maximum absorption peak at a wavelength region of about 500 nm to about 600 nm, and an image sensor including the organic photoelectronic device.

Abstract: A source driver circuit includes a receiver, a plurality of amplifying buffers, and a control logic circuit. The receiver receives a data signal and a control signal through an input terminal. Each of the amplifying buffers outputs a driving signal generated based on the image data signal through an output terminal. The control logic circuit controls the receiver and the plurality of amplifying buffers based on the control signal. When a power-down signal is provided to the receiver, the control logic circuit is to turn off at least one of the receiver and the plurality of amplifying buffers.

Abstract: An apparatus and method is proved that transmits and receives Reference Signals (RSs) in a wireless communication system using Multiple-Input and Multiple-Output (MIMO). A system adapted to the method is provided. The method includes: determining the number of RS transmission to two or more antennas, respectively, as the number of antennas included in respective ports, wherein each port include one or more antennas; creating transmit patterns so that they cyclically differ from each other every the number of RS transmission to transmit the created transmit patterns the number of RS transmission times; and mapping the RSs to one or more antennas according to the created, respective patterns, and transmitting the RSs in order.

Abstract: A method for operating an electronic device is provided. The method includes monitoring a noise level of a noise signal received via a panel while wireless power is transmitted and/or received at a first power level via at least a conductive pattern, and generating a signal for changing the first power level corresponding to at least a part of an input to at least a part of the panel.

Abstract: A variable stiffness film, a variable stiffness flexible display, and a manufacturing method thereof may include a lower electrode, a variable fluid, and an upper electrode. A polymer layer may be formed on the lower electrode, and a variable fluid receiving portion is patterned on the polymer layer. A variable stiffness layer is formed by putting a variable fluid in the variable fluid receiving portion. The upper electrode is formed on the variable fluid layer.

Abstract: The apparatus includes a plurality of correlation processors configured to each receive a group of samples and generate correlations of each group of samples; a plurality of multipliers each configured to multiply the correlations of one of the plurality of correlation processors by a weight, wherein the weight of at least one of the plurality of multipliers is different from the weight of at least another one of the plurality of multipliers; a summation processor configured to sum the weight multiplied correlations of the plurality of multipliers for time n, where n is an integer; and a coarse timing and coarse frequency processor configured to generate a coarse timing and a coarse frequency based on the sum.