Abstract: The present disclosure provides a communication device which is suitable for use in an unmanned aerial vehicle operating in an unmanned aerial vehicle collaboration system including multiple unmanned aerial vehicles and enables both a data communication with another unmanned aerial vehicle and a measurement of a distance to another unmanned aerial vehicle. According to an aspect of an exemplary embodiment, a communication device of an unmanned aerial vehicle includes: an ultra-wideband (UWB) communication circuit configured to perform a UWB communication with other unmanned aerial vehicle; and a UWB communication manager configured to send transmit data to the other unmanned aerial vehicle and receive data sent by the other unmanned aerial vehicle through the UWB communication circuit, and transmit or receive shared data to be shared by unmanned aerial vehicles in a form of being appended to a distance measurement frame.

Abstract: Disclosed are a polypropylene resin composition and a molded article including the same. The polypropylene resin composition may include a polypropylene resin, glass fiber, a non-halogen flame retardant, a compatibilizer, and sodium salt ionomer such that the resin composition may provide substantially improved mechanical properties such as tensile strength, impact strength, and flexural modulus, and excellent flame retardancy and flame retardant stability over time.

Abstract: The present disclosure is directed to an air cleaner capable of improving cleaning convenience of a filter module. The air cleaner includes a filter module detachably coupled to a housing. The filter module includes a detachable unit having a filter net in one portion and a cleaning unit configured to be relatively rotatable with respect to the filter net while at least a portion of the cleaning unit is in contact with the filter net. The cleaning unit is detachably coupled to a motor disposed in the housing when the detachable unit is coupled to the housing.

Abstract: Provided is an organic light emitting device comprising an anode, a hole transport layer, a light emitting layer, an electron transport layer, and a cathode, wherein the light emitting layer comprises a compound of Chemical Formula 1 and a compound of Chemical Formula 2: wherein: A is a benzene ring; Ar1 and Ar2 are independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing one or more of N, O and S; X1 to X3 are independently N or CH, provided that at least one of them is N; L is a substituted or unsubstituted C2-60 heteroarylene or a C6-60 arylene substituted with a C2-20 heteroaryl, the heteroarylene or heteroaryl containing one or more of N, O and S; and Ar3 and Ar4 are independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing one or more of N, O and S.

Abstract: Provided is an organic light emitting device including: a first electrode; a second electrode; and an organic material layer having one or more layers provided between the first electrode and the second electrode, in which the organic material layer includes a light emitting layer including a compound of Chemical Formula 1 and a compound of Chemical Formula 2:

Abstract: An integrated electronic brake system includes a main control section configured in a first area to receive one or more of a value from a pedal sensor, a value from a cylinder pressure sensor, a value from a wheel speed sensor, or an EPB signal to perform EPB control and drive a main braking valve and a braking motor for the main braking of a vehicle, and to drive an additional braking valve for the additional braking, a sub-control section configured in a second area to receive one or more of the value from the pedal sensor, the value from the wheel speed sensor, or the EPB signal to perform the EPB control and drive the main braking valve and the braking motor through a bypass circuit, and a connection bus connecting the first area and the second area mounted in one box to transfer signals between the main control section and the sub-control section.

Abstract: An integrated electronic brake apparatus may include: a main control unit configured to receive one or more of an EPB signal, a value from a pedal sensor, a value from a cylinder pressure sensor, or a value from a wheel speed sensor, perform EPB control, drive a main brake valve and a brake motor for main braking of the vehicle according to an operation of a pedal, and drive an additional brake valve for additional braking; an auxiliary control unit configured to receive one or more of the EPB signal, the value from the pedal sensor, or the value from the wheel speed sensor when a driving signal is inputted thereto, perform EPB control, and control the operation of the EPB to perform a pseudo ABS operation; and a connection bus configured to connect the first and second areas mounted in one box, and transfer a signal transmitted/received between the main control unit and the auxiliary control unit.

Abstract: Provided is a compound of Chemical Formula 1: wherein: among X1 to X4, one of X1 and X2, X2 and X3, or X3 and X4 are linked with * in the following Chemical Formula 2, and of the remaining two, one is hydrogen, and the other is R3: R1 and R2 are each independently hydrogen, deuterium, halogen, cyano, amino, a substituted or unsubstituted C1-60 alkyl, a substituted or unsubstituted C1-60 haloalkyl, a substituted or unsubstituted C1-60 alkoxy, a substituted or unsubstituted C1-60 haloalkoxy, a substituted or unsubstituted C3-60 cycloalkyl, a substituted or unsubstituted C2-60 alkenyl, a substituted or unsubstituted C6-60 aryl, a substituted or unsubstituted C6-60 aryloxy, or a substituted or unsubstituted C2-60 heterocyclic group containing one or more heteroatoms selected from the group consisting of N, O and S; one of R3 is hydrogen, and the other is —Si(R4)(R5)(R6), R4 to R6 are each independently hydrogen, deuterium, cyano, a substituted or unsubstituted C1-60 alkyl, a substituted or unsubst

Abstract: The present invention relates to a novel bacteriophage that lyses Acinetobacter genus bacteria, in particular, Acinetobacter genus bacteria having resistance to antibiotics. The bacteriophage of the present invention can be used in various fields, such as antibiotic composition, feed additive composition, feed, disinfectant, cleaning agent, and a composition for prevention or treatment of an infectious disease caused by Acinetobacter genus bacteria.

Abstract: A method for detecting failure of a battery cell due to an unknown discharge current, including connecting a detector in series between the battery cell and a power supply for supplying a charging power, determining whether the charging of the battery cell progresses by the charging power in excess of a predetermined battery cell specific charging reference time, measuring a current value of the battery cell in real time if the charging of the battery cell progresses in excess of the battery cell specific charging reference time, determining whether the current value of the battery cell measured in real time exceeds a predetermined battery cell specific failure determination reference current range value, and determining a state of the battery cell as a failure state if the current value of the battery cell exceeds the predetermined battery cell specific failure determination reference current range value.

Abstract: An image sensor may include a substrate including first and second surfaces opposite each other, a plurality of photoelectric conversion devices isolated from direct contact with each other within the substrate, a first trench configured to extend into an interior of the substrate from the first surface of the substrate and between adjacent photoelectric conversion devices of the plurality of photoelectric conversion devices, a first supporter within the first trench, and a first isolation layer at least partially covering both sidewalls of the first supporter within the first trench, wherein a lower surface of the first supporter is coplanar with the first surface of the substrate.

Abstract: An apparatus for inspecting the welding for a secondary battery includes: a measuring unit measuring a power value (P) supplied to the welding apparatus and a taken time (S) when the electrode tab and the electrode lead are welded to each other to obtain measured welding data (Data); an instrument unit obtaining a waveform representing a relationship between the power value (P) and the taken time (S) by using the measured welding data obtained by the measuring unit to display the waveform on a graph; and an inspection unit comparing the measured welding waveform displayed on the graph with a normal welding waveform to inspect whether the defective welding occur in real-time.

Abstract: Provided is a wireless power transmitting unit capable of auto-tuning according to impedance change. The wireless power transmitting unit according to an embodiment can stabilize the operation of the amplifier by changing the resonance frequency of the resonator without measuring the phase information about the resonator.

Abstract: A semiconductor image sensor includes a substrate and an isolation insulating pattern having a trench therein, on the substrate. A lower transparent electrode is provided within the trench. This lower transparent electrode includes a first layer and a different second layer on the first layer. An organic photoelectric layer is provided on the lower transparent electrode, and an upper transparent electrode is provided on the organic photoelectric layer. The first layer may contact a bottom and a side surface of the trench, and may have a seam therein, which is at least partially filled by a portion of the second layer. The first layer may have a higher light transmission efficiency relative to the second layer and a lower electrical resistance relative to the second layer.

Abstract: A non-volatile memory device may include a first semiconductor layer including a peripheral region, the peripheral region including one or more peripheral transistors on a lower substrate. The non-volatile memory device may further include a second semiconductor layer on the peripheral region, the second semiconductor layer including an upper substrate, the second semiconductor layer further including a memory cell array on the upper substrate. The upper substrate may include a first upper substrate on the first semiconductor layer, a first layer on the first upper substrate, and a second upper substrate on the first layer.

Abstract: Image sensors with improved performance and a higher degree of integration are provided. The image sensors include a substrate including a first surface and a second surface opposite to each other, a first organic photoelectric conversion layer on the first surface of the substrate, a first penetration via connected to the first organic photoelectric conversion layer and extending through the substrate, a first floating diffusion region in the substrate adjacent to the second surface of the substrate, and a first transistor structure on the second surface of the substrate, wherein the first transistor structure includes a semiconductor layer configured to connect the first penetration via and the first floating diffusion region, a gate electrode on the semiconductor layer, and a gate dielectric film between the semiconductor layer and the gate electrode.

Abstract: A device-to-device (D2D) communication method is provided. According to an inventive concept, the method comprises, storing, by a first device, first authentication data including a hash chain, which is a sequential concatenation of hash values, and storing, by a second device, second authentication data including an initial hash value of the hash chain, transmitting, by the first device, a final hash value of the hash chain to the second device, determining, by the second device, whether authentication between the first and second devices has succeeded by repeatedly hashing the initial hash value stored in the second device until a hash value identical to the final hash value is returned, and if a determination is made that authentication between the first and second devices has succeeded, performing, by the first and second devices, a connection establishment process for establishing a connection between the first and second devices.

Abstract: The present invention provides an organic light emitting device comprising at least one light emitting layer which comprises a first host compound and a second host compound, and the organic light emitting device has improved driving voltage, efficiency and lifetime.

Abstract: Provided is a compound of Chemical Formula 1: wherein: among X1 to X4, one of X1 and X2, X2 and X3, or X3 and X4 are linked with * in the following Chemical Formula 2, and of the remaining two, one is hydrogen, and the other is R3: R1 and R2 are each independently hydrogen, deuterium, halogen, cyano, amino, a substituted or unsubstituted C1-60 alkyl, a substituted or unsubstituted C1-60 haloalkyl, a substituted or unsubstituted C1-60 alkoxy, a substituted or unsubstituted C1-60 haloalkoxy, a substituted or unsubstituted C3-60 cycloalkyl, a substituted or unsubstituted C2-60 alkenyl, a substituted or unsubstituted C6-60 aryl, a substituted or unsubstituted C6-60 aryloxy, or a substituted or unsubstituted C2-60 heterocyclic group containing one or more heteroatoms selected from the group consisting of N, O and S; one of R3 is hydrogen, and the other is —Si(R4)(R5)(R6), R4 to R6 are each independently hydrogen, deuterium, cyano, a substituted or unsubstituted C1-60 alkyl, a substituted or unsubst

Abstract: Disclosed is a composition for a heat dissipation pad, for example, a heat dissipation sheet in a cooling system for a water-cooling-type battery pack in a vehicle, for example, an electric vehicle. The heat dissipation pad may dissipate heat generated from the battery pack. Further disclosed is a method of manufacturing a heat dissipation pad having high thermal conductivity and low specific gravity. The composition may include the polymer composition including a carbon fiber, aluminum hydroxide and hollow glass beads.