Abstract: Disclosed herein is a method for adaptive bidirectional optical flow estimation for inter prediction compensation during video encoding. The method aims to reduce complexity and/or cost of bidirectional optical flow (BIO) at a pixel level or a subblock level.

Abstract: An optical imaging system includes: a first lens group including a plurality of lenses; a second lens group including a plurality of lenses; a first reflecting member disposed on an object side of the first lens group; and a plurality of second reflecting members arranged between the second lens group and an image sensor. One or both of the first lens group and the second lens group is movable along an optical axis, an interval along the optical axis between the first lens group and the second lens group is varied between a first interval and a second interval smaller than the first interval, and as at least one of the first lens group and the second lens group is moved, one or more of the second reflecting members are moved.

Abstract: An apparatus and a method for predicting a speed of a vehicle. The apparatus includes storage that stores past driving information of the vehicle. The apparatus also includes a controller that extracts feature information about a current state of the vehicle from the past driving information of the vehicle. The controller also generates a query corresponding to each target time point based on the feature information. The controller also determines forward information corresponding to each target time point by using each query. The controller also predicts the speed of the vehicle at each target time point based on the query corresponding to each target time point and the forward information corresponding to each target time point.

Abstract: An encoder-integrated transmitter includes an encoder-integrated modulation unit including one field programmable gate array (FPGA) to control a measurement module, configured to collect measurement data from the measurement module to configure transmission frame data, and modulate the transmission frame data into a digital modulation signal and an amplification unit configured to convert the digital modulation signal into a passband analog radio frequency (RF) signal and then amplify the passband analog RF signal to a high power.

Abstract: A photobioreactor fabrication system is disclosed. According to a first embodiment, the photobioreactor fabrication system includes a first unwinder 10 continuously unwinding a first transparent film 1, a second unwinder 20 arranged parallel to the first unwinder 10 and continuously unwinding a second transparent film 2 such that the second film 2 faces the first film 1, a heat sealer 30 pressurizing and heat sealing the first 1 and second films 2 to a baffle 3 arranged between the first 1 and second films 2 facing each other, and a rewinder 40 simultaneously and continuously winding the first 1 and second films 2 having passed through the heat sealer 30.

Abstract: A manufacturing apparatus of a display device, includes: a first unit to transfer a plurality of light emitting elements on a growth substrate to a first film; a second unit to expand the first film; a third unit to retransfer the plurality of light emitting elements to a second film; a fourth unit to determine positions of the plurality of light emitting elements on the second film; a fifth unit to bin the light emitting elements on the second film, and determine an effective light source from among the light emitting elements; a sixth unit to form a plurality of pixels on a substrate, each pixel including a first bonding electrode; a seventh unit to remove the second film after transferring one light emitting element to the first bonding electrode of one pixel; and an eighth unit to form a second electrode on the one light emitting element.

Abstract: An embodiment rear side member of a vehicle includes a front portion extending forward in a vehicle length direction, a rear portion extending rearward in the vehicle length direction and disposed offset to an inside of the vehicle with respect to the front portion, and a transition portion in a curved shape connecting a rear end of the front portion and a front end of the rear portion and passing through both a first point configured to engage with a first arm of a first type suspension and a second point configured to engage with a second arm of a second type suspension different from the first type suspension.

Abstract: An embodiment heat pump system of a vehicle includes a first cooling device including a battery module and a first line for circulating a coolant, an air conditioner unit including a compressor, an internal condenser, a main heat exchanger, a first expansion valve, and an evaporator that are interconnected through a refrigerant line for circulating a refrigerant, and a chiller connected to the first cooling device through the first line, connected to the refrigerant line through a first connection line, and configured to adjust a coolant temperature through heat-exchanging a selectively introduced coolant with the refrigerant. The air conditioner unit further includes a second expansion valve, a first valve, a second valve, a second connection line, a third connection line, and a fourth connection line.

Abstract: The present invention relates to a method for grafting a surface of a medical device by using quaternized trimethylamine. A catheter onto which quaternized trimethylamine has been grafted allows for the reduction of thrombus production. Therefore, the catheter having quaternized trimethylamine grafted thereto exhibits the effect of repressing thrombus production and enhancing the function of inhibiting blood adsorption and blood cell adsorption.

Abstract: The present disclosure relates to a modified epoxy resin having a weight average molecular weight of 5,000 to 25,000 and a polydispersity index of 5.0 to 20.0, and comprising (1) an epoxy-derived unit and (2) a modifier-derived unit, a preparation method thereof, a composition comprising the same, and uses thereof. When the epoxy composition comprising the modified epoxy resin according to the present disclosure is cured, the epoxy composition has a lowered coefficient of thermal expansion (CTE), i.e., improved thermal expansion properties, due to curing-induced phase separation (morphological properties) into an epoxy region and an acrylic region. The modified epoxy of the present disclosure and the epoxy composition comprising the same are suitable as adhesives for semiconductor packaging.

Abstract: This disclosure relates to a glasses-type augmented reality apparatus, and system with compact dimensions. An aspect of the present embodiment provides an augmented reality apparatus which provides a wearer with a digital holographic image incident from the outside as a holographic image, the apparatus including a plurality of holographic optical elements (HOEs) arranged in the form of concentric circles having different radii inside an optical configuration worn by the wearer to diffract the incident digital holographic image and provide the diffracted digital holographic image to the wearer.

Abstract: A light emitting element solvent and method of fabricating a display device are provided. The light emitting element solvent includes a light emitting element solvent, and light emitting elements dispersed in the light emitting element solvent and each including a plurality of semiconductor layers and an insulating film surrounding outer surfaces of the semiconductor layers, wherein the light emitting element solvent includes a solvent molecule represented by Formula 1 and an ion remover represented by Formula 2.

Abstract: The present invention relates to a novel enzyme capable of producing multi-hydroxy derivatives from polyunsaturated fatty acids and a method for producing multi-hydroxy derivatives of polyunsaturated fatty acids using the same.

Abstract: Provided is a composition for accelerating cell proliferation, including an erythropoietin-derived peptide as an active ingredient. Due to having a simpler structure than that of the existing natural human erythropoietin, the composition easily passes through the tissue-blood barrier, exhibits excellent cell protective activity, does not cause side effects of cell proliferation, and improves a hematopoietic function. Accordingly, the composition is used in the treatment or prevention of an anemic disorder.

Abstract: The present invention relates to a metabolome sampling and analysis method for analyzing metabolome during synthetic gas fermentation of a synthetic gas fermentation microorganisms, the method establishing an optimal condition for metabolome sampling and enabling a glucose culture and a synthetic gas culture of the synthetic gas fermentation microorganisms to be distinguished by using a selected metabolomic biomarker.

Abstract: A camera module or camera device according to an embodiment includes a base, a first lens assembly disposed in the base, a first coil part disposed on the base, a first spacer disposed on the base, a first spacer disposed on the first spacer, and a first position detection sensor disposed on the first spacer. The first spacer includes a first support portion and a first protrusion protruding from the first support portion, and the first position detection sensor may be disposed on the first protrusion, and the first protrusion may be disposed in the hollow of the first coil part.

Abstract: The present invention relates to a separator including: (a) a porous substrate; and (b) an inorganic composite layer formed on one surface or both surfaces of the porous substrate, and including one or more inorganic particles and one or more one-dimensional inorganic materials, wherein the dimensions of the one or more inorganic particles and the one or more one-dimensional inorganic materials are different, wherein the one or more one-dimensional inorganic materials include inorganic nanowire(s) and/or inorganic nanofiber(s), wherein the one or more inorganic particles may be bound to each other, or the inorganic composite layer may be anchored and adhered to the porous substrate, by the one or more one-dimensional inorganic materials, and the inorganic composite layer does not include a polymer-based organic binder.