Abstract: The present invention relates to a method for purifying a diglycosylated interferon-beta protein and, more specifically, to a method for purifying a diglycosylated interferon-beta protein, wherein a culture solution containing interferon-beta expressed in host cells is obtained, and subjected to affinity chromatography, low-pH inactivation, hydrophobic interaction chromatography, anion-exchange chromatography, and cation-exchange chromatography, and to a diglycosylated interferon-beta protein separated by the method.

Abstract: A display device includes pixels which are connected to first scan lines, second scan lines, third scan lines, emission control lines, and data lines; a scan driver which supplies a bias scan signal to each of the third scan lines at a first frequency and supplies a scan signal to each of the first scan line and the second scan line at a second frequency which corresponds to an image refresh rate of each of the pixels; an emission driver which supplies an emission control signal to each of the emission control lines at the first frequency; a data driver which supplies a data signal to each of the data lines at the second frequency; and a timing controller which controls driving of the scan driver, the emission driver, and the data driver.

Abstract: A method, a system, and a non-transitory computer-readable record medium for providing a communication using a video call bot are disclosed. A video call method implemented by a computer apparatus, may include: in response to a request for inviting a chat bot to a video call in which a plurality of users comprising a user of the computer apparatus participate, displaying the chat bot on a display screen for the video call; transmitting, to a server, a command line that is associated with the chat bot and is extracted from an a voice input that is input to the computer apparatus during the video call; and in response to the command line, outputting a response to the command line through the chat bot that participates in the video call.

Abstract: Disclosed are: a reinforced composite membrane-type polymer electrolyte membrane which can prevent the loss of an ion conductor even when the ion conductor is chemically deteriorated due to long-term use, and thus has remarkably enhanced mechanical and chemical durability; a method for manufacturing same; and an electrochemical device comprising same. The polymer electrolyte membrane of the present invention comprises: a non-crosslinked ion conductor; and a porous support having a plurality of pores filled with the ion conductor, wherein the porous support comprises a polymer having at least one crosslinking functional group, and the crosslinking functional group is a functional group which, when the ion conductor is deteriorated, can cause crosslinking of the ion conductor by binding to the deteriorated ion conductor.

Abstract: The present disclosure relates to a coding education block recognition system which can stably recognize a plurality of blocks in an AR (Augmented Reality) environment within a limited time through placement of commands for inputting coding puzzles created in the form of tangible blocks that can be directly handled by the learner's hand.

Abstract: A robot control system for coding education may include: a robot configured to move according to a tangible block including a command, and having a plurality of motors therein; a control unit configured to independently control the plurality of motors; and a tile board corresponding to the space in which the robot moves. The control unit may include a line detection unit configured to detect a line of the tile board in order to check whether the robot moves according to the tangible block. The line detection unit may include line information which is configured in a different manner depending on whether the line is present within a detection radius of the line detection unit. The order information of the tangible block may be read by a block recognition algorithm, and the block recognition algorithm may map the tangible block placed on a 3D space to a 2D space.

Abstract: A display device includes pixels which are connected to first scan lines, second scan lines, third scan lines, emission control lines, and data lines; a scan driver which supplies a bias scan signal to each of the third scan lines at a first frequency and supplies a scan signal to each of the first scan line and the second scan line at a second frequency which corresponds to an image refresh rate of each of the pixels; an emission driver which supplies an emission control signal to each of the emission control lines at the first frequency; a data driver which supplies a data signal to each of the data lines at the second frequency; and a timing controller which controls driving of the scan driver, the emission driver, and the data driver.

Abstract: The present invention relates to an interphone device for use in ships, the interphone device comprising: an input/output unit to which a voice is input or from which a voice is output; a transmission/reception circuit unit which receives the voice from the input/output unit and provides a first signal obtained by encoding and modulating the received voice; and an antenna which is attached to the metal hull of the ship, forms an electromagnetic field in the metal hull, and carries the first signal received from the transmission/reception circuit unit by the electromagnetic field, so as to propagate the first signal.

Abstract: A pixel for a display device includes a light-emitting element, a first transistor including a first electrode electrically connected to a first node and controlling a driving current, a second transistor electrically connected between a data line and the first node and being turned on in response to a first scan signal supplied through a first scan line, a third transistor electrically connected between the second node and a third node electrically connected to a second electrode of the first transistor and being turned on in response to the first scan signal, and a fourth transistor being turned on in response to a second scan signal supplied through a second scan line, and applying a bias voltage to the first transistor. The fourth transistor is turned on at a first frequency. The second and third transistors are turned on at a second frequency different from the first frequency.

Abstract: A method, a system, and a non-transitory computer-readable record medium for providing a communication using a video call bot are disclosed. A video call method implemented by a computer apparatus, may include: in response to a request for inviting a chat bot to a video call in which a plurality of users comprising a user of the computer apparatus participate, displaying the chat bot on a display screen for the video call; transmitting, to a server, a command line that is associated with the chat bot and is extracted from an a voice input that is input to the computer apparatus during the video call; and in response to the command line, outputting a response to the command line through the chat bot that participates in the video call.

Abstract: A light emitting device package disclosed in an embodiment of the invention includes a substrate including first and second frames; a light emitting device including a first bonding portion facing the first frame and a second bonding portion facing the second frame; a phosphor layer on the light emitting device; a first resin disposed around the upper surface of the substrate and the light emitting device; a second resin between the first resin and side surfaces of the light emitting device; and an adhesive layer between the phosphor layer and the light emitting device, wherein the adhesive layer includes a thickness thinner than a thickness of the phosphor layer, and the first resin comprises a reflective resin material and is disposed on the side surface of the phosphor layer. The second resin may include a transparent resin material, and the second resin may include a curved surface with an outer surface facing the first resin.

Abstract: A stage circuit including: a first sub-stage circuit coupled to a first input terminal receiving an input signal, a second input terminal receiving a first clock signal, and a third input terminal receiving a second clock signal, the first sub-stage circuit controlling a voltage of a first node, a second node, and a third node based on the input signal and the first and second clock signals, and supplying a first scan signal to a first output terminal based on the voltage of the second and third nodes; and a second sub-stage circuit coupled to the second input terminal, a fourth input terminal receiving a third clock signal, and the first and second nodes, the second sub-stage circuit supplying a second scan signal to a second output terminal based on the first and third clock signal, and the voltage of the first and second nodes.

Abstract: A polymer electrolyte membrane, a method for manufacturing the same, and a membrane electrode assembly containing the polymer electrolyte membrane are disclosed. The polymer electrolyte membrane includes: a fluorine-based support containing a plurality of pores due to polymer microfibrillar structures; a hybrid porous support placed on one side or both surfaces of the fluorine-based support and comprising nanowebs obtained by integrating nanofibers into a nonwoven fabric containing a plurality of pores; and ion conductors with which the pores of the porous support are filled. The polymer electrolyte membrane can reduce hydrogen permeability while being excellent in both durability and ion conductivity.

Abstract: A display device includes a substrate, a first barrier layer on the substrate, a lower pattern on the first barrier layer and having a mesh shape defining a disconnection area, a second barrier layer on the first barrier layer, covering the lower pattern, and contacting the first barrier layer in the disconnection area, and a first active pattern on the second barrier layer and overlapping the lower pattern, a gate electrode on the first active pattern and overlapping the lower pattern, a first gate line on the first active pattern extending in a first direction, a second active pattern on the first gate line, a second gate line on the second active pattern extending in the first direction, and a data line on the second gate line extending in a second direction crossing the first direction.

Abstract: A display device includes: a pixel unit having a plurality of pixels; a timing controller supplying respective scan start signals to a plurality of scan drivers and an emission start signal to an emission driver, in response to synchronization signals supplied from the outside; the emission driver supplying an emission signal to emission control lines connected to the pixels based on the emission start signal; the scan drivers supplying scan signals to the scan lines connected to the pixels based on the scan start signal; and a data driver supplying a data signal to data lines connected to the pixels, and at least one of a frequency of the emission start signal and frequencies of the scan start signals may be a first frequency that is determined independently of a driving frequency when the driving frequency is less than or equal to a threshold value.

Abstract: A stage circuit including: a first sub-stage circuit coupled to a first input terminal receiving an input signal, a second input terminal receiving a first clock signal, and a third input terminal receiving a second clock signal, the first sub-stage circuit controlling a voltage of a first node, a second node, and a third node based on the input signal and the first and second clock signals, and supplying a first scan signal to a first output terminal based on the voltage of the second and third nodes; and a second substage circuit coupled to the second input terminal, a fourth input terminal receiving a third clock signal, and the first and second nodes, the second sub-stage circuit supplying a second scan signal to a second output terminal based on the first and third clock signal, and the voltage of the first and second nodes.

Abstract: There is provided a system and method for angstrom confinement of trapped ions. The method including: receiving water molecules and ionic compounds in a first reservoir, an angstrom confinement assembly is positioned between the first reservoir and a second reservoir, the angstrom confinement assembly defining angstrom conduits; and repeatedly applying an electric field across a first electrode and a second electrode, the first electrode on a same side of the angstrom confinement assembly as the first reservoir and the second electrode on a same side of the angstrom confinement assembly as the second reservoir, the electric field applied such that, when the electric field is applied, positive ions of the ionic compounds are induced to flow through the angstrom conduits, and wherein, when the electric field is not applied, water molecules flow into the angstrom conduits due to capillary forces to confine the positive ions in the angstrom conduits.

Abstract: The present invention relates to a biomarker panel for determining a molecular subtype of cancer and a method of predicting prognosis of cancer using the panel. The biomarker panel identifies molecular subtypes of tumors by selecting and analyzing only information on tumor cells from single-cell transcriptome data derived from patients with early lung cancer, thereby allowing prediction of the prognosis of lung cancer and prediction of the response to anti-cancer agents. Therefore, the biomarker panel may be used for selecting a treatment regimen.

Abstract: Systems and methods for characterizing an optical fiber performed in part by an optical node (12) in an optical line system (10) include performing one or more measurements to characterize the optical fiber (16, 18) with one or more components (50, 52) at the optical node (12), wherein the one or more components (50, 52) perform functions during operation of the optical node (12) and are reconfigured to perform the one or measurements independent of the functions; and configuring the optical node (12) for communication over the optical fiber (16, 18) based on the one or more measurements. The one or more components can include any of an Optical Service Channel (OSC), an Optical Time Domain Reflectometer (OTDR), and an optical amplifier. The configuring can include setting a launch power into the optical fiber based on the one or more measurements.