Abstract: A printed circuit board includes a first insulating layer; a connection via penetrating through at least a portion of the first insulating layer and having an upper surface exposed to an upper surface of the first insulating layer; a cavity penetrating through at least a portion of the first insulating layer and having the upper surface of the first insulating layer as a bottom surface of the cavity; a bridge disposed in the cavity and having a first bridge pad disposed on a lower side of the bridge; and a bonding layer including conductive particles connected to the connection via and the first bridge pad.

Abstract: A display device includes a lower substrate which includes an active area including a plurality of sub pixels and a non-active area enclosing the active area and is formed of one of transparent conducting oxide and an oxide semiconductor layer, a rigid unit in the non-active area to enclose the active area on the lower substrate, an insulating layer on the lower substrate and the rigid unit, a cathode on the insulating layer, and an encapsulation substrate on the cathode. Accordingly, the rigid unit is disposed in an outer peripheral area of the display device to improve the rigidity of the outer peripheral area.

Abstract: A display apparatus includes a base substrate including a display area in which an image is displayed and a peripheral area adjacent to the display area, a source/drain pattern on the base substrate, the source/drain pattern including a connecting electrode in a pad portion of the peripheral area and a electrode of a thin film transistor in the display area, a planarization insulation layer on the base substrate, the planarization insulation layer contacting a side surface of the connecting electrode and a side surface of the electrode of the thin film transistor, and exposing a top surface of the connecting electrode, a connecting member contacting the connecting electrode, and a driving member including a driving circuit, the driving member being connected to the connecting member.

Abstract: Disclosed is a system for identifying a spatial resource for an IoT network, the system including a plurality of IoTDs (IoT devices) configured to identify an empty spatial resource using an identification parameter and provide spectrum identification information corresponding to a result thereof, and a radio resource harvesting edge (RRHE) configured to receive the spectrum identification information, optimize the identification parameter based on the received spectrum identification information, and provide the optimized identification parameter to the IoTDs.

Abstract: A spatial audio processing method may include an operation of obtaining first movement information of a video reproduction device, an operation of obtaining second movement information of an audio reproduction device, an operation of obtaining an audio signal, and an operation of performing, based on whether the first movement information satisfies a predetermined condition, spatial audio processing on the audio signal, wherein, in case that the first movement information satisfies the predetermined condition, the spatial audio processing may be performed based on the second movement information, and in case that the first movement information does not satisfy the predetermined condition, the spatial audio processing may be performed based on the first movement information and the second movement information.

Abstract: Provided is a novel compound of Chemical Formula 1: wherein in Chemical Formula 1: Ar1 is a substituted or unsubstituted C6-20 aryl; Ar2 is a substituted or unsubstituted phenyl or a substituted or unsubstituted naphthyl; L is phenylene or naphthalenediyl, wherein the phenylene or naphthalenediyl is unsubstituted or substituted with deuterium or a C6-60 aryl; R1 and R2 are each independently hydrogen or deuterium; n1 is an integer of 0 to 6; and n2 is an integer of 0 to 8, and an organic light emitting device including the same. When compounds of Chemical Formula 1 are applied to the light emitting layer of an organic light emitting device, a device having low voltage, high efficiency, and long lifetime characteristics can be obtained.

Abstract: Disclosed is an audio signal processing device that estimates a room impulse response (RIR) filter of a space. The audio signal processing device may include a processor. The processor receives an input signal, and estimates, from the received input signal by using a machine learning model, an RIR filter representing a characteristic of a response transferred to a listener from a sound source located in a predetermined location in a space where the input signal is collected, wherein the predetermined location is a relative location determined based on the listener, wherein the machine learning model is trained to estimate a reference RIR filter from signals response associated with a reference RIR filter corresponding to the predetermined location and a plurality of additional RIR filters that represent characteristics of responses transferred to the listener from sound sources located in a space represented by the reference RIR filter.

Abstract: An organic light emitting device having improved driving voltage, efficiency and lifetime is provided. The organic light emitting device comprises an anode, a cathode, and a light emitting layer between the anode and the cathode, and the light emitting layer comprises a compound represented by Chemical Formula 1, and a compound represented by Chemical Formula 2 or 3.

Abstract: The specification relates an ionomer comprising a compound derived from N,N-diallylamine and a method for preparing the same. The ionomer according to one embodiment of the disclosure has an effect of providing excellent battery performance by controlling the ion exchange capability in a wide range while having excellent alkaline durability.

Abstract: The present invention relates to a novel signal sequence peptide and a vector comprising a polynucleotide encoding same. The signal sequence peptide can induce a protein linked thereto to be secreted to the outside of a cell, and thus, when the signal sequence peptide is used or a recombinant microorganism transformed with the vector is used, the signal sequence peptide expresses a target protein and then secretes the target protein to the outside of a cell, thus enabling the target protein to exhibit the activity and function thereof.

Abstract: A method of providing a food intake support service includes outputting, by a second device included in a robot device comprising the second device and a first device, an alarm when a preset food intake time arrives, receiving, by the second device, a plurality of sensing data related to food intake from the first device, analyzing, by the second device, the plurality of sensing data; outputting, by the second device, feedback based on the plurality of sensing data and performing, by the second device, a real-time interactive communication based on inputted voice data.

Abstract: Proposed is a green tide control agent containing hydrogen peroxide, a carboxylic acid compound, a ketone compound, and a flavonoid-based compound.

Abstract: The present disclosure relates to a bidet that forms a pollution-preventing water film that prevents contamination of a cleaning nozzle, and the bidet according to the present disclosure includes a main body mounted at an upper side of a toilet bowl, wherein a ceramic ware containing an excrement of a user is formed in the toilet bowl; a toilet seat provided to the main body and forming a seating surface on which the user sits; a cleaning nozzle coupled to the main body and spraying cleaning water to wash the user's body; a pollution prevention module provided to the main body and including an outlet for discharging pollution-preventing water to prevent contamination of the cleaning nozzle; and a controller configured to control an operation of the pollution prevention module, wherein the outlet of the pollution prevention module discharges the pollution-preventing water to a front surface of the cleaning nozzle so that a surface of the main body is opened at a position spaced upward from the cleaning nozzle,

Abstract: The present invention relates to a jumping exercise equipment, and more particularly to a jumping exercise equipment including an elastically adjustable leaf spring and a coil spring to compensate for the ballistic force generated by the user's jumping exercise, wherein the present invention can provide a jumping exercise equipment that can compensate for the recoil force generated by the user's jumping exercise by including a recoil force complementary part with an elastic force in the lower part of the leaf spring.

Abstract: A novel compound for a capping layer, and an organic light-emitting device containing the same are disclosed.

Abstract: Provided is an Al—Fe-alloy plated steel sheet for hot forming, having excellent TWB welding characteristics since excellent hardness uniformity of a TWB weld zone after hot forming is obtained by suitably controlling a batch annealing condition, after plating Al, such that an Al—Fe-alloy layer is formed; a hot forming member; and manufacturing methods therefor.

Abstract: A point cloud data transmission method according to embodiments comprises the steps of: encoding geometry data from among point cloud data; encoding, on the basis of the geometry data, attribute data from among the point cloud data; and transmitting the encoded geometry data, the encoded attribute data, and signaling information, wherein, in the step of encoding the geometry data, the geometry data can be compressed on the basis of an octree and the correlation between frames.

Abstract: Provided is an object treatment apparatus including a cabinet having an inlet formed in a front surface thereof, a door coupled to the cabinet to open and close the inlet, a first chamber located inside the cabinet and accommodating an object put through the inlet, a second chamber located inside the cabinet and defining a space separated from the first chamber, and a circulator disposed in the second chamber and circulating air of the first chamber, and in this case, the circulator includes a connection duct including a circulating fan circulating air and an air processor processing air, a first flow path including the connection duct and communicating with the first object processing room to circulate air of first object processing room therethrough, and a second flow path including the connection duct and communicating with the second object processing room to circulate air of the second object processing room.

Abstract: Provided is a novel compound of Chemical Formula 1: wherein Ar1 and Ar2 are each independently a substituted or unsubstituted C6-15 aryl, R1 and R2 are each independently hydrogen or deuterium, n1 is an integer of 1 to 7, and n2 is an integer of 1 to 6. Also provided is an organic light-emitting device including the compound. When a compound of Chemical Formula 1 is used as a material for hole injection, hole transport, light emission, or electron transport and injection of an organic electroluminescent device, a device having low voltage, high efficiency, and long lifetime characteristics can be obtained.

Abstract: A refrigerator includes: a cabinet forming a storage space; a door for opening and closing the storage space and provided with a receiving space; a see-through portion extending through the door and communicating with the receiving space; a door light for illuminating a rear space of the door; a transparent panel assembly for shielding the see-through portion and becoming transparent or opaque so as to selectively visualize the see-through portion according to On/Off states of the door light; and a heat insulating member, formed along a perimeter of the transparent panel assembly, for insulating a perimeter portion of the transparent panel assembly.