Abstract: Disclosed is an ionomer for a high-temperature polymer electrolyte membrane fuel cell, which includes a phosphorus (P)-containing functional group having proton conductivity and partially contains fluorine in the main chain thereof.

Abstract: Proposed is a chip-to-chip interface device including a waveguide and, more particularly, a chip-to-chip interface device including a waveguide having the property of being flexible.

Abstract: A multilayer electronic component includes: a body including an active portion including internal electrodes disposed alternately with dielectric layers and cover portions disposed on upper and lower surfaces of the active portion; and external electrodes including an electrode layer disposed on the body, and an average thickness of the cover portion is 14 to 17 ?m and a maximum thickness of the electrode layer is 5 to 20 ?m.

Abstract: A vehicle lamp for emitting light at various locations adjacent to a vehicle while having a simplified configuration is provided. A vehicle lamp includes a light-emitting unit that emits light to form a road surface pattern, and a movable unit on which the light-emitting unit is mounted. The light generated by the light-emitting unit enables the road surface pattern to be formed on different locations of a road surface adjacent to the vehicle as the movable unit rotates.

Abstract: Disclosed is a composite for forming a coacervate interfacial film. The composite for forming the coacervate interfacial film contains a cationic hectorite nanoplate-shaped particle structure containing a hectorite nanoplate-shaped particle and a cationic surfactant coupled to a surface of the hectorite nanoplate-shaped particle, and an anionic cellulose nanofibril containing an anionic functional group in at least a portion thereof, in which the composite may form the coacervate interfacial film at an interface of an oil phase and a water phase through electrostatic interaction between the cationic surfactant and the anionic functional group.

Abstract: A backplane substrate, a display device, and a tiled display device are provided. The backplane substrate of a display device includes subpixels. The backplane substrate includes a support substrate, a circuit layer on a first surface of the support substrate and including pixel drivers corresponding to the subpixels, respectively, an electrode layer on the circuit layer and including an anode and a cathode corresponding to an emission area of each of the subpixels, a bank layer on the circuit layer and corresponding to an area around the emission area of each of the subpixels, and a valley spaced from edges of the support substrate and penetrating at least the bank layer.

Abstract: A display device includes: a substrate; a transistor disposed on the substrate; a first electrode disposed on the substrate; a pixel definition layer disposed on the first electrode; a separator pattern layer disposed on the pixel definition layer; a second electrode disposed on the first electrode, the pixel definition layer, and the separator pattern layer; a connection layer connected between the transistor and the second electrode; an emission layer disposed between the first electrode and the second electrode; a conductive pattern layer; and a capping member covering a side end portion of the conductive pattern layer, wherein the conductive pattern layer and the connection layer are disposed on a same layer, and a part of the second electrode disposed on the separator pattern layer and a part of the second electrode disposed around the separator pattern layer are separated from each other.

Abstract: Disclosed are a display device and a method for manufacturing the same. The display device according to an embodiment includes a transistor that is disposed on a substrate, a first electrode that is disposed on the substrate, a pixel defining layer that is disposed on the first electrode, a separator pattern that is disposed on the pixel defining layer, auxiliary wiring that is disposed between the pixel defining layer and the separator pattern, a second electrode that is disposed on the first electrode, the pixel defining layer, and the separator pattern, connection wiring that connects the transistor to the second electrode, and an intermediate layer that is disposed between the first electrode and the second electrode. A portion of the second electrode disposed on the separator pattern and a portion of the second electrode disposed around the separator pattern are separated from each other.

Abstract: Proposed is a wireless data transmission method including: converting a control signal received from an external device into a second RF signal having a second frequency band; transmitting and/or receiving the second RF signal; reconverting the second RF signal into the control signal; converting, in a transmitter on the basis of the control signal, a display signal into a first RF signal having a first frequency band distinct from the second frequency band; transmitting and/or receiving the first RF signal; and converting, in a receiver, the received first RF signal into the display signal.

Abstract: An electronic device and method for wireless communication are proposed. The method for wireless communication includes an operation of converting a control signal received from an external device into a second RF signal having a second frequency band, an operation of transmitting and/or receiving the second RF signal, an operation of reconverting the second RF signal into the control signal, an operation of converting, by a transmitter, a data signal into a first RF signal having a first frequency band different from the second frequency band on a basis of the control signal, an operation of transmitting and/or receiving the first RF signal, an operation of converting, by a receiver, the received first RF signal into the data signal, and an operation of wirelessly transmitting and/or receiving electric power by the transmitter and the receiver.

Abstract: A refrigerant cycle pressure control system includes: a heat exchanger cooling boil-off gas received from a storage tank; a refrigerant cycle including a refrigerant circulation line, a refrigerant compressor, and an expander; an inventory tank storing the refrigerant to be charged to the refrigerant cycle; a refrigerant supply line connecting the inventory tank to an upstream side of the refrigerant compressor to replenish the refrigerant cycle with the refrigerant; a refrigerant discharge line connecting a downstream side of the refrigerant compressor to the inventory tank to discharge the refrigerant from the refrigerant cycle to the inventory tank; and a pressure regulation line branched off of the refrigerant discharge line. The refrigerant cycle is depressurized by discharging the refrigerant from the refrigerant cycle through the refrigerant discharge line or the pressure regulation line.

Abstract: A display panel can include a substrate, a light-emitting element including an emission region on the substrate, a reference voltage line adjacent to the light-emitting element, and a branch line connected to the reference voltage line to apply a reference voltage to light-emitting element. The light-emitting element can emit light on the emission region in a direction of the substrate. Further, the branch line can include a semiconductor layer, and the semiconductor layer of the branch line can overlap the emission region.

Abstract: Provided is a pixel driving circuit including a first circuit configured to control, in a data writing mode, a signal related to driving of one or more light-emitting elements, and a second circuit configured to supply, in a driving mode, power to the one or more light-emitting elements based on a signal transmitted from the first circuit.

Abstract: Proposed is a wireless data transmission method including: receiving, by a transmitter, a display signal on the basis of a control signal; extracting required data from the received display signal; converting the display signal into an extremely-high frequency RF signal on the basis of the required data; transmitting and/or receiving the extremely-high frequency RF signal; and converting, in a receiver, the received extremely-high frequency RF signal into the display signal.

Abstract: Proposed is a wireless data transmission method including: receiving, by a transmitter on the basis of a control signal, a first display signal having a first interface; extracting required data from the received display signal; converting the first display signal into an extremely-high frequency RF signal on the basis of the required data; transmitting and/or receiving the extremely-high frequency RF signal; and converting, in a receiver, the received extremely-high frequency RF signal into a second display signal having a second interface. The wireless data transmitter and receiver may use different communication protocols, and the transmitter and the receiver may include an operation of detecting the communication protocols that a counterpart receiver and transmitter use and performing conversion into the protocols for transmission or reception.

Abstract: Proposed is a wireless data transmission method including: detecting an interface of a control signal received from an external device; converting, on the basis of the detected interface, the control signal into a second PP signal having a second frequency band; transmitting and/or receiving the second RF signal; reconverting the second RF signal into the control signal; converting, in a transmitter on the basis of the control signal, a display signal into a first RF signal having a first frequency band distinct from the second frequency band; transmitting and/or receiving the first RF signal; and converting, in a receiver, the received first RF signal into the display signal.

Abstract: A retroreflective piping sheet for vehicle interior decoration includes a fabric layer having a fabric circular-knitted from a ply yarn of polyester and spandex, a retroreflective layer, disposed on a one side of the fabric layer, having a plurality of glass beads therein and a hot melt adhesive layer disposed on the other side side, opposite to the one side, of the fabric layer.

Abstract: The present disclosure relates to artificial leather. More specifically, the present disclosure relates to biodegradable and odorless artificial leather including coffee grounds. A composition for artificial leather includes a first resin, a first plasticizer, and a masterbatch including a second resin, a second plasticizer, and coffee grounds. The artificial leather includes a sheet layer including the composition disclosed herein.

Abstract: A method for game service and a computing device for executing the same are disclosed. According to an embodiment, there is provided a method for game service performed in a computing device comprising one or more processors and a memory storing one or more programs executed by the one or more processors, the method comprising: receiving game log related information and a voice signal of a game user from a plurality of gaming devices, checking whether or not a preset voice control condition is satisfied based on the game log related information, and performing voice control of voice chat in which game users engage according to an utterance of a game leading user among the game users in a state where the voice control condition is satisfied.

Abstract: A display device includes a substrate including a front portion, a first side portion extending from the front portion along a first direction, a second side portion extending from the front portion along a second direction, and a corner portion between the first and second side portions and that includes a cut-out pattern; a first light emitting element on the front portion of the substrate; a second light emitting element on the cut-out pattern of the substrate; a first dam between the front portion and the corner portion; a second dam on the cut-out pattern, the second dam that surrounds the second light emitting element; an encapsulation layer on the substrate and that covers the first light emitting element, the second light emitting element, the first dam, and the second dam; and an organic passivation layer in a gap space between the first dam and the second dam.