Abstract: A secondary content such as an advertisement may be inserted based on users' interests in 360 degree video streaming. Users may have different interests and may watch different areas within a 360 degree video. The information about area(s) of 360 degree scenes that users watch the most may be used to select an ad(s) relevant to their interests. One or more secondary content viewports may be defined within a 360 degree video frame. Secondary content viewport parameter(s) may be tracked. For example, statistics of the user's head orientation for some time leading to the presentation of the ad(s) may be collected. Secondary content may be determined based on the tracked secondary content viewport parameter(s).

Abstract: A blood vessel model simulation apparatus for conducting a test or a simulation surgery on a blood vessel model, including: a blood vessel model mounting unit on which a blood vessel model is mounted to allow a blood-mimicking liquid flow; a blood-mimicking liquid tank unit that is integrally attached to the blood vessel model mounting unit and stores a blood-mimicking liquid which is to be supplied to the blood vessel model mounted on the blood vessel model mounting unit; a pump unit that circulates the blood-mimicking liquid stored in the blood-mimicking liquid tank unit via the blood vessel model; and a pump control unit that controls drive of the pump unit. The units are configured to be integrally coupled to each other such that the blood vessel model simulation apparatus has a reduction in size and weight to be mobile.

Abstract: Disclosed are an image processing method and device using a line-wise operation. The image processing device, according to one embodiment, comprises: a receiver for receiving an image; a first convolution operator for generating a feature map by performing a convolution operation on the basis of the image; and a compressor for compressing the feature map into units of at least one line; and a decompressor for reconstructing the feature map compressed into units of lines.

Abstract: A decoration element is described. The decoration element includes a light reflective layer; a light absorbing layer provided on the light reflective layer; and a color developing layer comprising a color film, wherein the color developing layer is provided: on a surface of the light reflective layer opposite to a surface of the light reflective layer facing the light absorbing layer; between the light reflective layer and the light absorbing layer; or on a surface of the light absorbing layer opposite to a surface of the light absorbing layer facing the light reflective layer.

Abstract: This disclosure discloses signal configuration methods and apparatuses. In an implementation, a method comprises: generating at least two reference signals of a same type corresponding to at least two antenna ports indicated to a terminal device, wherein the at least two reference signals comprise a first reference signal and a second reference signal, wherein a first sequence of the first reference signal is obtained based on a first initialization factor determined based on an index of a first code division multiplexing (CDM) group, and wherein a second sequence of the second reference signal different from the first sequence is obtained based on a second initialization factor determined based on an index of a second CDM group; and transmitting the at least two reference signals.

Abstract: A foldable display device includes a display module including a first non-folding portion, a second non-folding portion, and a first folding portion between the first non-folding portion and the second non-folding portion, a first support member on a lower surface of the display module, the first support member including a first support portion supporting the first non-folding portion, a second support portion supporting the second non-folding portion, and a first opening pattern overlapping the first folding portion, and including a glass material, and a second support member under the first support member and supporting the display module.

Abstract: In this specification, a image decoding method is disclosed. The image decoding method of the present invention comprises, decoding block partition information of a current block included in a current picture, determining a partitioning scheme for the current block according to the block partition information and partitioning the current block using the partitioning scheme determined, wherein the partitioning scheme is determined according to whether the current block includes a boundary of the current picture.

Abstract: A semiconductor memory device includes a third insulating pattern and a first insulating pattern on a substrate, the third insulating pattern and the first insulating pattern being spaced apart from each other in a first direction that is perpendicular to the substrate such that a bottom surface of the third insulating pattern and a top surface of the first insulating pattern face each other, a gate electrode between the bottom surface of the third insulating pattern and the top surface of the first insulating pattern, and including a first side extending between the bottom surface of the third insulating pattern and the top surface of the first insulating pattern, and a second insulating pattern that protrudes from the first side of the gate electrode by a second width in a second direction, the second direction being different from the first direction.

Abstract: A plasma electrode module, an underwater plasma discharge device including the plasma electrode module, and a water treatment system are provided. The plasma electrode module includes a conductive substrate including a plurality of holes, a ceramic layer surrounding a portion of the outer surface of the conductive substrate, and a plasma electrode disposed in each of the plurality of holes, wherein the plasma electrode has a multilayer structure in which a cylindrical ground portion, a fixed portion, and a discharge portion are sequentially stacked, the ground portion is in contact with the conductive substrate and plasma is generated on the discharge portion, and each of the plurality of holes has a diameter in a range of 1 mm to 10 mm.

Abstract: A video encoding/decoding apparatus according to the present invention acquires motion vector refinement information, performs motion compensation on the basis of a motion vector of a current block, refines the motion vector of the current block using at least one or both of the motion vector refinement information and the output of the motion compensation, and performs motion compensation using the refined motion vector.

Abstract: A chip packaging method includes: providing a wafer, on which multiple bumps are formed; cutting the wafer into multiple chip units, wherein multiple vertical heat conduction elements are formed on the wafer or the chip units; disposing the chip units on a base material; and providing a package material to encapsulate lateral sides and a bottom surface of each of the chip units, to form a chip package unit, wherein the bottom surface of the chip unit faces the base material; wherein, in the chip package unit, the bumps on the chip units abut against the base material, and wherein the vertical heat conduction elements directly connect to the base material, or the base material includes multiple through-holes and the vertical heat conduction elements pass through the multiple through-holes in the base material.

Abstract: Disclosed herein is an apparatus for processing a predictive spatiotemporal query based on synthetic data. The apparatus includes a query-processing unit for analyzing a predictive spatiotemporal query of a user and returning a processing result, a machine-learning unit for training a machine-learning model in response to a request from the query-processing unit and generating synthetic spatiotemporal data based on the machine-learning model, and a data storage unit for storing raw spatiotemporal data and the generated synthetic spatiotemporal data, and the raw spatiotemporal data may be stored in the form of a table including an identifier column and a position column.

Abstract: The present disclosure relates to a thermoplastic polyurethane composition for injection molding and a method for manufacturing the same. Specifically, the thermoplastic polyurethane composition includes 0.5% by weight to 10.0% by weight of a sulfonate diol, 13% by weight to 60% by weight of an isocyanate, 30% by weight to 70% by weight of an ether-containing polyester polyol, and 5% by weight to 40% by weight of a chain extender.

Abstract: The present invention relates to a leveling agent and an electrolytic composition comprising the same. When the via hole in the substrate is filled with the electrolytic composition according to the present invention, the via hole can be filled within a relatively short time while minimizing the formation of dimples or voids.

Abstract: Provided is method of providing a conversation service in an electronic apparatus, including receiving a conversation input from a user terminal, identifying conversation history information associated with a user of the user terminal, obtaining score information corresponding to the user based on the conversation input and the conversation history information, obtaining response information based on the conversation input and the conversation history information, and providing the user terminal with at least one of the score information and the response information.

Abstract: The present inventive concept relates to: a radiation detector including a bendable radiation detecting panel and a radiation inspection apparatus including same. The radiation detector includes: a radiation detecting panel which is flexible, extending in a first direction, and detecting radiation incident to a first face; and a bending support unit which is plate-shaped, provided on a second face of the radiation detecting panel opposite to the first face to support the radiation detecting panel, and having a flexibility. The flexibility of the bending support unit is less than a flexibility of the radiation detecting panel.

Abstract: The present invention provides a battery safety test device includes: a mechanical switch element having one end connected to either a battery positive or negative electrode and the other end connected to an electronic switching element; the electronic switching element having one end connected to the mechanical switch element and the other end connected to the other of the battery positive or negative electrode; a voltage sensor for measuring a voltage of the battery after the mechanical switch element and the electronic switching element are turned on; and a current sensor for measuring a current of the battery after the mechanical switch element and the electronic switching element are turned on.

Abstract: The present invention relates to a microbial fuel cell using an electron absorber having high reduction potential, and a method of generating electric energy using same, and more specifically, to: a microbial fuel cell in which an electron absorber solution having high reduction potential is used as a reduction electrolyte, an organic solution that is an electron donor is used as an oxidization electrolyte, the reduced reduction electrolyte is regenerated through electrolysis in an electrolysis battery and re-supplied to the reduction electrolyte, a separation membrane provided with one or more O-rings in order to prevent leakage is included, hydrogen gas generated from the electrolysis can be supplied to a fuel cell to generate additional electric energy, such that a large quantity of electric power can be generated cost-efficiently, energy from an existing electricity generation system, such as solar electric energy.

Abstract: Provided is a display panel including a bank layer including a first pixel opening and a second pixel opening, a first light-emitting element disposed in the first pixel opening, and including a first anode, a first organic layer, and a first cathode contacting the bank layer, a second light-emitting element disposed in the second pixel opening, and including a second anode, a second organic layer, and a second cathode spaced apart from the first cathode and contacting the bank layer, and a barrier layer disposed between the bank layer and the first anode, and exposing at least a part of the first anode. The first anode is spaced apart from the bank layer with the barrier layer disposed the first anode and the bank layer on a cross-section.