Abstract: Disclosed are an organic light emitting device including a heterocyclic compound represented by Chemical Formula A and a heterocyclic compound represented by the following Chemical Formula B, a composition for an organic material layer of the organic light emitting device, and a method for manufacturing the organic light emitting device. The organic light emitting device, the composition for an organic material layer of the organic light emitting device, and the method for manufacturing the organic light emitting device described in the present specification can reduce the driving voltage of the device, improve the light emitting efficiency, and improve the service life characteristics of the device.

Abstract: Provided is a power supply apparatus for self-powered device including a power module configured to supply first driving power, a sensor module configured to be operated by the first driving power, and an energy harvesting module configured to select energy power with a higher signal intensity from among energy power from energy sources and harvest energy using the selected energy power as second driving power.

Abstract: An electronic device includes a memory storing computer-executable instructions and at least one processor configured to access the memory and execute the instructions. The at least one processor is configured to identify a target software component (SWC) required to perform a target function in a second automotive open system architecture (AUTOSAR) platform among SWCs for performing a predetermined function in a first AUTOSAR platform. The at least one processor is also configured to apply a target interface used to perform the target function in the first AUTOSAR platform by the target SWC and the target SWC to a wrapper to obtain a conversion SWC capable of performing the target function in the second AUTOSAR platform. The at least one processor is configured to apply the conversion SWC to the second AUTOSAR platform when the conversion SWC is verified through a comparison between the target SWC and the conversion SWC.

Abstract: Embodiments relate to a sleep induction system using photobiomodulation according to transcranial near-infrared irradiation. In the health and medical fields, the present system can be used as a method with minimal side effects, which can induce sleep by increasing sleep pressure, with a freedom from the problems of dependence on drug sleeping pills and long-term use.

Abstract: This application relates to a device and a method for calculating a fault ratio. The method may include by using image frames collected from a camera of a first vehicle, generating a driving route in which the first vehicle travels, and acquiring fault information of a traffic accident involving a second vehicle, the traffic accident being related to the driving route of the first vehicle. The method may also include changing factors related to braking or steering of the first vehicle and the second vehicle, and generating multiple simulation driving scenarios by simulating the driving route on the basis of the changed factors. The method may further include computing a fault ratio of the first vehicle and the second vehicle for each of the multiple simulation driving scenarios by correcting the fault information on the basis of the factors.

Abstract: Disclosed is an apparatus, which includes one or more processors and memory. The apparatus obtains an application core developed in a first operating system. The application core includes control logic of a vehicle. The apparatus tests the application core by applying a first wrapper, which includes a functional cluster of an automotive open system architecture (AUTOSAR) platform and is executable in the first operating system, to the application core, and generates an adaptive application by applying a second wrapper, which includes the functional cluster and is executable in a second operating system different from the first operating system, to the application core, based on the testing of the application core. The adaptive application is classifiable as an executable file on the AUTOSAR platform.

Abstract: A technology related to a transmission device of an amplitude modulation method is disclosed. In the amplitude modulation transmission device, a transmission data signal transformed into a sinusoidal wave transition form is input to a signal input stage of a cascode power amplifier, and a transmission data signal transformed into another sinusoidal wave transition form is input to a bias power stage of the cascode power amplifier. The transmission data signal transformed into the sinusoidal wave transition form has a sinusoidal wave form in a section in which input data transitions and maintain its previous value in a section in which the input data is maintained.

Abstract: A reservoir cup assembly of an LPG fuel tank for a vehicle is configured to be installed on the fuel storage space side of the LPG fuel tank for automobiles, and includes a cup body disposed on the bottom side of the fuel storage space of the fuel tank and having a reservoir space for storing residual LPG fuel and a fuel supply formed on the reservoir space side of the cup body and inducing fuel from the fuel storage space side to the reservoir space side to a state in which fuel can flow in and remain stored.

Abstract: Disclosed is a printing device including a main body part including a body part configured to provide an internal space in which recording paper for printing certain information thereon is transferred and an opening or closing part configured to control opening or closing of the internal space, a printing part configured to print the certain information on the recording paper transferred in the internal space, and a recording paper separation part located on a downstream side of the printing part and configured to cut or cut off and separate recording paper on which particular information is printed by the printing part from the other recording paper. Here, the main body part includes a protruding part configured to prevent an adhesive attached to the surface opposite the adhesive surface from being accumulated by decreasing a contact area with the surface opposite the adhesive surface.

Abstract: A device for relieving dementia symptoms is disclosed. The device for relieving dementia symptoms includes a light stimulation part disposed at a location within a preset radius from an eyeball and frontal lobe of a patient and configured to relieve dementia symptoms of the patient by radiating light having a preset wavelength band to an optic nerve and frontal lobe of the patient, and a central processing unit configured to control an operation of the light stimulation part.

Abstract: Disclosed is a printing device including a main body part including a body part configured to provide an internal space in which recording paper for printing certain information thereon is transferred and an opening or closing part configured to control opening or closing of the internal space, a printing part configured to print the certain information on the recording paper transferred in the internal space, and a recording paper separation part located on a downstream side of the printing part and configured to cut or cut off and separate recording paper on which particular information is printed by the printing part from the other recording paper. Here, the main body part includes a protruding part configured to prevent an adhesive attached to the surface opposite the adhesive surface from being accumulated by decreasing a contact area with the surface opposite the adhesive surface.

Abstract: The present invention relates to an integrated circuit for processing biosignals, a biosignal processing apparatus, and a biosignal processing system, and the integrated circuit includes: a digital conversion unit for converting an analog biosignal input through a biosignal input terminal into digital biodata; and an AI block for processing a plurality of biodatas converted through the digital conversion unit according to an artificial intelligence processing flow, and outputting a result data according to processing of the plurality of biodatas.

Abstract: The present invention relates to a bus duct installed in a data center or the like to supply power to a data server or the like, and a bus duct system provided with the same, in which branch boxes for branching may be conveniently installed at necessary locations to supply power to power-consuming equipment, and the reliability of connection of the bus duct to the branch boxes for branching may be improved.

Abstract: A reservoir cup assembly of an LPG fuel tank for a vehicle is configured to be installed on the fuel storage space side of the LPG fuel tank for automobiles, and includes a cup body disposed on the bottom side of the fuel storage space of the fuel tank and having a reservoir space for storing residual LPG fuel and a fuel supply formed on the reservoir space side of the cup body and inducing fuel from the fuel storage space side to the reservoir space side to a state in which fuel can flow in and remain stored.

Abstract: Proposed is a method of determining a location for swarm flight using UWB, the method including: computing a reference location from GPS information in a case where the location is measured; sending out a pulling signal, preset according to a two-way ranging format, according to slave ranging scheduling corresponding to each formation, and receiving a pushing signal from a neighboring flight vehicle and performing ranging; computing a relative location in the formation on a master-slave basis from a ranged pull-push relationship using TWR time information, and computing the relative location in the formation on a slave-slave basis using a received signal strength indicator and time of arrival; generating a fingerprint map in a manner that varies with each formation, using all the computed relative locations in the formation on the master-slave basis; and computing the location of the swarm flight vehicle using the generated fingerprint map.

Abstract: A method using a UWB for precisely positioning in an environment without a positioning infrastructure is provided. The method, when positioning objects of swarm objects in a free space, etc., calculates an object position of each object through cooperation with objects existing surrounding. In this state, positioning is simply performed without a specific anchor by defining objects as anchors in a UWB in accordance with an embodiment. In particular, cooperative positioning is quickly performed by reducing position errors of objects in accordance with pull-push relationships based on UWB TWR. Therefore, when a specific mission is performed in an environment in which a positioning infrastructure does not exist or is lost, such as a flight space, positioning is performed in the UWB-based cooperative positioning method described above, whereby precise positioning suitable for these environments is provided.

Abstract: A memory system includes a memory device including a plurality of planes each including a plurality of memory blocks; and a memory controller for controlling the memory device to perform an operation on target blocks among the plurality of memory blocks, to store, in a replacement block, data stored in a bad block, on which the operation fails among the target blocks, and control the memory device to temporarily store, in a backup block, data stored in the other blocks except the bad block among the target blocks according to a number of free blocks included in the memory device.

Abstract: A power management apparatus, includes an artificial intelligence (AI) controller configured to monitor a user pattern, based on frequency band selection information of all users using a base station, to predict the user pattern, and a DC-DC converter configured to output a supply voltage based on the predicted user pattern.

Abstract: A method using a UWB for precisely positioning in an environment without a positioning infrastructure is provided. The method, when positioning objects of swarm objects in a free space, etc., calculates an object position of each object through cooperation with objects existing surrounding. In this state, positioning is simply performed without a specific anchor by defining objects as anchors in a UWB in accordance with an embodiment. In particular, cooperative positioning is quickly performed by reducing position errors of objects in accordance with pull-push relationships based on UWB TWR. Therefore, when a specific mission is performed in an environment in which a positioning infrastructure does not exist or is lost, such as a flight space, positioning is performed in the UWB-based cooperative positioning method described above, whereby precise positioning suitable for these environments is provided.

Abstract: Disclosed herein is a device for fixing a platen roller for a printing apparatus. The device includes: a fixing frame installed in the housing of the printing apparatus; roller bearings respectively coupled to both ends of the platen roller in the longitudinal direction of the platen roller, and configured to allow the platen roller to be rotated; bearing holders installed on the fixing frame, and configured to provide coupling portions for the roller bearings and to allow the roller bearings to enter and exit in a horizontal direction corresponding to the longitudinal direction of the platen roller; and a locking part configured to fix the platen roller and the roller bearings to the bearing holders in the state of preventing the horizontal movement of the platen roller and the roller bearings while restraining at least one of the both ends of the platen roller to the bearing holder.