Abstract: A unitary graphene-based integrated heat sink comprising a heat collection member (base) and at least one heat dissipation member (e.g. fins) integral to the baser, wherein the base is configured to be in thermal contact with a heat source, collects heat therefrom, and dissipates heat through the fins. The unitary graphene material is obtained from heat-treating a graphene oxide gel at a temperature higher than 100° C., 500° C., 1,250° C., or 2,000° C., and contains chemically bonded graphene molecules having inter-graphene distance of 0.3354-0.4 nm (preferably <0.337 nm). The unitary graphene material is a graphene single crystal, a poly-crystal with incomplete grain boundaries, or a poly-crystal having large grain sizes (e.g. >mm or cm), exhibiting a degree of graphitization preferably from 1% to 100% and a Mosaic spread value less than 0.7 (preferably no greater than 0.4). The finned heat sink may also be made from a filler-reinforced graphene matrix composite.

Abstract: A method for manufacturing a device comprising an inorganic/organic hybrid perovskite compound film, according to the present invention, comprises the steps of: a) laminating a first structure and a second structure to allow the first surface layer and the second surface layer to be in contact with each other, the first structure comprising a first surface layer containing at least one of materials i) to v) below, the second structure comprising a second surface layer containing, independently from the first surface layer, at least one of materials i) to v) below; and b) applying heat and physical force to the laminate in which the first structure and the second structure are laminated: i) an inorganic/organic hybrid perovskite compound, ii) an organic halide, iii) a metal halide, iv) an inorganic/organic hybrid perovskite compound precursor, and v) a metal halide precursor.

Abstract: Provided are a display apparatus and a computing apparatus including the same. A display apparatus includes: a display module including a display panel configured to display an image, a vibration plate on the display module, a first air gap between the vibration plate and the rear surface of the display module, a vibration module on the vibration plate, and a system rear cover on the vibration plate, a second air gap between the system rear cover and the vibration plate, wherein the vibration plate includes a communication part configured to allow air to flow between the first air gap and the second air gap.

Abstract: Provided are display device and method for fabricating the same. According to an aspect of the present disclosure, there is provided a display device comprising: a first substrate; at least one wavelength conversion layer disposed on the first substrate; a capping layer disposed on the wavelength conversion layer and comprising a porous layer; and a first polarizing layer disposed on the capping layer.

Abstract: A flexible TV is disclosed. The flexible TV includes a housing, a user interface configured to receive at least one command, a flexible display positioned in the housing, and a controller configured to control a door and a motor. In particular, the controller determines a range of the flexible display exposed to an outside of the housing by controlling at least one of the door or the motor according to a type of the command.

Abstract: A light detection and ranging (lidar) device includes: a lower base; an upper base; a laser emitting unit for emitting a laser in a form of a point light source; a nodding mirror for transforming the laser in the form of the point light source to a line beam pattern which is perpendicular to the lower base, wherein the nodding mirror reflects the laser emitted from the laser emitting unit; a polygonal mirror for transforming the line beam pattern to a plane beam pattern and receiving a laser reflected from an object; and a sensor unit for receiving the laser reflected from the object via the polygonal mirror.

Abstract: There is provided a method for determining an FL value to be used for optimizing hardware applicable to mobile devices, compact networks, and the like with high precision. The method includes steps of: a computing device (a) applying quantization operations to original values included in an original vector by referring to a BW value and each of FL candidate values, to thereby generate each of quantized vectors, including the quantized values, corresponding to each of the FL candidate values; (b) generating each of weighted quantization loss values, corresponding to each of the FL candidate values, by applying weighted quantization loss operations to information on each of differences between the original values and the quantized values included in each of the quantized vectors; and (c) determining the FL value among the FL candidate values by referring to the weighted quantization loss values and a device using the same.

Abstract: A wheel for vehicles may include a rim coupled to a tire, and a spoke-shaped disc including a spoke and a vent hole, the spoke-shaped disc being coupled to a side surface of the rim to support the rim, in which a coupling zone between the spoke of the spoke-shaped disc and the rim and a coupling zone between a portion of the spoke-shaped disc formed with the vent hole and the rim have a height difference in a wheel axis direction, to allow the spoke-shaped disc to support the rim at an interior and an exterior of the rim.

Abstract: Disclosed are a composition for an organic optoelectronic device includes at least one of a first host compound represented by a combination of Chemical Formula 1 and Chemical Formula 2, and at least one of a second host compound represented by a combination of Chemical Formula 3 and Chemical Formula 4, and an organic optoelectronic device including the same, and a display device. Details of Chemical Formulae 1 to 4 are the same as described in the detailed description.

Abstract: A touch sensor includes a base layer, first touch sensor columns, second touch sensor columns, and sensing lines. The base layer includes a sensing region and a non-sensing region. The first touch sensor columns extend in a first direction. The first touch sensor columns include first touch electrodes. The first touch electrodes include sub-touch electrodes in the sensing region. The second touch sensor columns include second touch electrodes in the sensing region. The second touch sensor columns are alternately arranged with the first touch sensor columns. The sensing lines are in the non-sensing region. The sensing lines include: first sensing lines electrically connected to the sub-touch electrodes, and second sensing lines electrically connected to the second touch electrodes. The sub-touch electrodes and the second touch electrodes have different widths.

Abstract: The present invention relates to a safety device for a quick coupler and, more particularly, to a safety device for a quick coupler, the safety device having an improved structure that is configured to improve the structure of a locking device, the locking device preventing the fixing hook from being arbitrarily released from a locking engagement, by using a safety plate that is laterally moved in a sliding manner by an elastic force of a DIE spring after a fixing hook and a first attachment pin are assembled together.

Abstract: Disclosed is a serial-to-parallel converting apparatus. The serial-to-parallel converting apparatus includes: an input plate connected to positive electrodes and negative electrodes of a plurality of battery cells, respectively: an output plate spaced apart from the input plate and connected to an external terminal; a rotary plate rotatably interposed between the input plate and the output plate to electrically connect the input plate and the output plate, the rotary plate being configured to convert serial connection and parallel connection of the plurality of battery cells by rotating; and a case configured to accommodate the input plate, the output plate and the rotary plate.

Abstract: A vehicle and method for controlling the same are provided. The vehicle includes a speed detector that detects driving speed of the vehicle, a detection sensor that obtains information regarding at least one of a position and a speed of an object around the vehicle, and a yaw rate detector that detects a speed at which a rotation angle of the vehicle's frame is changed while the vehicle is driven. A controller then determines a yaw rate required for the vehicle to steer to avoid the object, applies partial braking on an inner wheel of the vehicle based on the determined yaw rate, and applies partial braking on an outer wheel of the vehicle to reduce a beta value of the vehicle obtained during the steering-based avoidance when the beta value exceeds a predetermined value.

Abstract: Methods and apparatuses for 3D imaging to measure the shape of orthodontic aligners, teeth, and other oral structures simultaneously, in-vivo or in-vitro. These methods and apparatuses may be used to determine contact locations of aligners with teeth and/or teeth with other teeth with very high precision, including determining the size of gaps where they are not in contact. These measurements may be used design, modify or replace an aligner and/or to verify aligner fit. 3D models of the whole aligner and teeth may be generated.

Abstract: A method for channel encoding in a communication or broadcasting system is provided. The method includes determining a block size Z, and performing encoding based on the block size and a first matrix corresponding to the block size, wherein the first matrix is determined based on information and a plurality of second matrices, and wherein a part of a column index indicating a position of a non-zero element in each row of the information includes an index according to mathematical expression 22 above.

Abstract: Disclosed is a clothes care apparatus including a holder unit improved to support a rack. The clothes care apparatus a main body including a care compartment for accommodating clothes, a rack detachably disposed inside the care compartment, and a holder unit configured to support the rack and including a housing coupled to the care compartment and a holder rotatably provided to be received in the housing or protrude from the housing.

Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). An apparatus and a method for channel encoding and decoding in a communication or broadcasting system is provided. According to the present disclosure, the method for channel encoding in a communication or broadcasting system includes determining a block size Z, and performing encoding based on the block size and a parity check matrix corresponding to the block size, in which the block size is included in any one of the plurality of block size groups and the parity check matrix is different for each block size group.

Abstract: The present invention relates to a device and a method for diagnosing a switch using voltage distribution, and more particularly, to a device and a method for diagnosing a switch using voltage distribution, which connect one or more resistors connected in series with the switch in parallel and calculate voltage applied to one resistor among one or more resistors by using the voltage distribution to diagnose a state of the switch based on the calculated voltage, in order to diagnose the state of the switch positioned on a cathode power supply line connecting a battery and a load.

Abstract: A method and a terminal for transmitting a feedback signal by a terminal in a wireless communication system are provided. The method includes receiving, from a base station, a feedback information configuration; receiving, from the base station, a reference signal; estimating a channel between the base station and the terminal based on the reference signal; configuring channel component information associated with separating each of a plurality of channel elements of the channel according to components of the plurality of channel elements; configuring grouping information associated with grouping the plurality of channel elements; and transmitting feedback information including the configured channel component information and the configured grouping information.

Abstract: A thermoplastic polyurethane film including a cured product of a polyurethane resin composition is provided. The polyurethane resin composition includes a polyurethane resin, a first isocyanate-based curing agent, and an organic solvent. The thermoplastic polyurethane film has a tensile strength of 0.2 MPa to 1.5 MPa at an initial elongation of 5% to 10%. A method for preparing the thermoplastic polyurethane film is also provided.