Abstract: A messaging service method and apparatus are disclosed. An operating method of a terminal on which an application for a messaging service is installed includes displaying a keyword of a first type in a chat interface, wherein the keyword of the first type is detected from a text input into a message input window of the chat interface in a first input mode, based on a request corresponding to a keyword of a second type detected from the text, changing an input mode of the chat interface to a second input mode, and in response to the input mode being changed, replacing displaying of the keyword of the first type with displaying of an interfacing object corresponding to the keyword of the second type.

Abstract: Disclosed are: a polymer electrolyte membrane which can prevent ionic conductor loss even upon the occurrence of chemical degradation in the ionic conductor according to long term use and thus can be significantly improved in chemical durability; a manufacturing method therefor; and an electrochemical device comprising same. The polymer electrolyte membrane of the present disclosure comprises a polymer electrolyte material. The polymer electrolyte material comprises an ionic conductor and a crosslinker unbound to the ionic conductor. The crosslinker has at least one cross-linkable functional group which can couple with the ionic conductor that has been degraded, thereby causing crosslinking with the ionic conductor.

Abstract: A content sharing method performed by a computer apparatus including processing circuitry, the method including providing, by the processing circuitry, an interface in response to a user input during a voice over Internet protocol (VoIP) call, a user of the computer apparatus participating in the VoIP call, generating, by the processing circuitry, metadata of a VoIP call packet in response to a share request for content specified through the interface, the metadata including data corresponding to the share request, sending, by the processing circuitry, the metadata to another user participating in the VoIP call, and displaying, by the processing circuitry, a playback screen of the content with a call screen of the VoIP call, the content being shared during the VoIP call between the computer apparatus and another computer apparatus of the other user using the metadata.

Abstract: Disclosed is a reaction display method performed by a computer apparatus including processing circuitry, the reaction display method including displaying, by the processing circuitry, a content sharing screen with a voice over Internet protocol (VoIP) call screen during a VoIP call, the content sharing screen including shared media content, and a user of the computer apparatus participating in the VoIP call, receiving, by the processing circuitry, a position at which a reaction is input from the user during the VoIP call, sending reaction information and the position to at least one other user participating in the VoIP call, the reaction information corresponding to the reaction, and displaying an indication of the reaction on the VoIP call screen or the content sharing screen based on the position.

Abstract: A pad assembly for power reception of an electric vehicle includes a receiving pad configured to support a receiving coil connected to an external component, and a magnetic complex layer disposed above or below the receiving coil. An increment in inductance per unit density of the magnetic complex layer disposed above or below the receiving coil is 25%·cm3/g or more compared to an increment in inductance per unit density of the magnetic complex layer alone not disposed above or below the receiving coil.

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: The present disclosure relates to a coronavirus-specific double-stranded oligonucleotide and a use thereof. The present disclosure induces RNA interference specific to a coronavirus, particularly, to SARS-CoV, SARS-CoV-2, and a mutant thereof so as to effectively inhibit viral infection and proliferation, and is nearly unaffected by viral variants since a conserved sequence is mainly targeted. Therefore, the double-stranded oligonucleotide of the present disclosure may be effectively used in proliferation inhibition, infection prevention, and disease treatment of the coronavirus, and particularly, may be effectively used as an agent for preventing and treating COVID-19, which is the cause of the current pandemic.

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 video encoding method and a video decoding method is provided for generating improved picture quality for a current frame and improving encoding efficiency. The video encoding method and the video decoding method further include an in-loop filter that detects a reference region from a current frame and a reference frame using a deep learning-based detection model and then combines the detected reference region with the current frame.

Abstract: The present invention relates to a humanized antibody specific to a Bacillus anthracis protective antigen and a preparation method thereof. An antibody library is created by obtaining a Bacillus anthracis protective antigen antibody of a monkey from immune cells obtained by immunizing a Bacillus anthracis protective antigen, an antibody specific to the Bacillus anthracis protective antigen is selected from the created antibody library, and, on the basis of the antibody, a humanized antibody specific to the Bacillus anthracis protective antigen is finally selected by creating a humanized antibody library against a Bacillus anthracis protective antigen.

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 a composition for treating or sensitizing interferon beta resistant cancer disease comprising cFLIP siRNA, and, more specifically, to a pharmaceutical composition for treating interferon beta resistant cancer disease, comprising, as an active ingredient: (a) an siRNA complementarily binding to mRNA of a cFLIP gene; and (b) a human interferon beta variant which comprises glycine-asparagine-isoleucine-threonine-valine sequence (GNITV) at C-terminus in a human natural interferon beta amino acid sequence shown in SEQ ID NO: 1, or has replaced the 27th arginine amino acid with threonine or serine.

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: An inter prediction method allows a variable coefficient deep learning model to adaptively learn characteristics of a video; transmits a variable coefficient deep learning model parameter generated from the learning from an image encoding device to an image decoding device; and refers to a virtual reference frame generated by the variable coefficient deep learning model.

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: The present invention relates to a human interferon-beta variant with double mutation and a method for improving stability of a human interferon-beta variant and, more specifically, to a human interferon-beta variant including an amino acid sequence having serine substituted for the 17th amino acid cysteine of human interferon-beta and threonine substituted for the 27th amino acid arginine of the human interferon-beta, and a method for improving stability of human interferon-beta R27T variant, the method comprising a step of substituting serine for the 17th amino acid serine in the human interferon-beta R27T variant in which threonine is substituted for the 27th amino acid arginine of human interferon-beta.

Abstract: Methods, computer devices, and non-transitory computer-readable recording mediums to provide a body effect during a video call may be provided. An effect providing method includes recommending an attire body effect for a video call based on at least one of user information and a call purpose, transmitting a user video in which the attire body effect is synthesized in a body portion detected from a camera video to a terminal of a counterpart that participates in the video call, and displaying a video call screen that includes a counterpart video and the user video that participate in the video call.

Abstract: A display device including: pixels coupled to first scan lines, second scan lines, emission control lines, and data lines; a first scan driver configured to supply a first scan signal to each of the first scan lines at a first frequency; a second scan driver configured to supply a second scan signal to each of the second scan lines at a second frequency corresponding to a driving frequency of the pixels; an emission driver configured to supply an emission control signal to each of the emission control lines at the first frequency; a data driver configured to supply a data signal to each of the data lines at the second frequency; and a timing controller configured to control the first scan driver, the second scan driver, the emission driver, and the data driver.

Abstract: A semiconductor device includes a substrate including cell and peripheral regions. Landing pads and contact plugs are on the cell and peripheral regions, respectively. A first filler pattern fills regions between the landing pads and between the contact plugs. Outer voids are in the first filler pattern and include first and second outer voids on the cell and peripheral regions, respectively. A second filler pattern covers the first filler pattern and the contact plugs and fills at least a portion of the second outer void. An inner void is in the second outer void and enclosed by the second filler pattern. The first and second filler patterns include the same material. On the cell region, at least a portion of the second filler pattern is located below top surfaces of the landing pads, and a bottom surface of the second filler pattern is partially exposed by the first outer void.

Abstract: An organic light emitting display capable of substantially preventing IR drop of a power source wiring line and coupling of data lines is disclosed. In one aspect, the organic light emitting display includes pairs of data lines between adjacent sub-pixels. The data lines are arranged to run parallel with a coupling blocking wiring line provided between each pair.