Abstract: The present exemplary embodiments may provide a latent curing agent including an imidazole-based compound protected by a Diels-Alder reaction between a diene and a dienophile.

Abstract: A display device includes: a base substrate; a first pixel electrode, a second pixel electrode, and a third pixel electrode arranged on the base substrate to be spaced apart from each other; a pixel defining film on the first pixel electrode, the second pixel electrode, and the third pixel electrode and including a first opening exposing the first pixel electrode, a second opening exposing the second pixel electrode and spaced apart from the first opening, and a third opening exposing the third pixel electrode and spaced apart from the first opening and the second opening; a first organic layer on the first pixel electrode exposed by the first opening; a second organic layer on the second pixel electrode exposed by the second opening; and a third organic layer on the third pixel electrode exposed by the third opening.

Abstract: A device for reprogramming an electronic control unit (ECU) is configured to store controller area network (CAN) frames in a temporary storage medium, transmit the CAN frames to a main storage medium when the temporary storage medium receives a certain capacity, and minimize the time required for reprogramming. The device for reprogramming the ECU may be linked to an artificial intelligence module, a robot, an augmented reality (AR) device, a virtual reality (VR) device, and a device related to 5G service.

Abstract: As inputs of a controller of a direct current (DC)-DC converter are sampled for a predetermined time and thus two-dimensional state information in which one axis is an input physical quantity and the other axis is a time is generated, the two-dimensional state information is processed by a convolutional neural network to determine and output one of a plurality of control signals. An artificial intelligence control part may operate in accordance with a plurality of operation conditions or dynamically determined operation conditions by applying different artificial intelligence engines according to operation modes.

Abstract: A display device includes: a substrate; a display area including pixels arranged on the substrate; a first area disposed at one side of the display area; a second area including pads arranged on the substrate; a bending area disposed between the first area and the second area; and a fan-out line disposed in the first area, the bending area, and the second area. The fan-out line includes: a plurality of sub-routing lines arranged in the first area and electrically connected to each other; and a plurality of sub-pad lines arranged in the second area and electrically connected to each other. The number of the plurality of sub-routing lines is greater than the number of the plurality of sub-pad lines.

Abstract: Proposed are a hybrid electric vehicle and a power control method for the hybrid electric vehicle. The power control method includes: determining an engine load region of the vehicle, learning an actual torque of an engine based on the amount of power generated by at least one motor corresponding to the engine load region among a plurality of motors provided in the hybrid electric vehicle, and compensating engine modeling torque based on the actual torque of the engine learned through the motor.

Abstract: The present invention relates to a wireless charging method and apparatus and system therefor. A wireless power transmission apparatus for wirelessly transmitting power to a wireless power receiving apparatus according to one embodiment of the present invention comprises: a power transmission unit for sending a power signal through a transmission coil; a power conversion unit for converting an intensity of the power applied from the outside and transferring the converted power to the power transmission unit; a communication unit for receiving a packet from the wireless power receiving apparatus; and a control unit for controlling power on the basis of a control error value received through the communication unit, wherein, when an unexpected packet is received in a power transmission stage, the control unit may control power by applying a predetermined offset to the control error value. Thus, the present invention has an advantage of being able to minimize the interruption of wireless charging.

Abstract: A wireless power transmitter having a plurality of transmission coils is disclosed. The present transmitter comprises: first to Nth coils; and a control unit for transmitting, to a wireless power receiver, a first sensing signal through the first to Nth coils, and adjusting transmission orders of the first to Nth coils for transmitting a second sensing signal, on the basis of the signal strength of a received first signal strength indicator when the first signal strength indicator corresponding to the first sensing signal is received, wherein the control unit can transmit, to the receiver, the second sensing signal through the first to Nth coils on the basis of the adjusted transmission orders. Therefore, device efficiency and user convenience can be improved.

Abstract: A wireless power transmitter having a plurality of transmission coils is disclosed. The present transmitter comprises: first to Nth coils; and a control unit for transmitting, to a wireless power receiver, a first sensing signal through the first to Nth coils, and adjusting transmission orders of the first to Nth coils for transmitting a second sensing signal, on the basis of the signal strength of a received first signal strength indicator when the first signal strength indicator corresponding to the first sensing signal is received, wherein the control unit can transmit, to the receiver, the second sensing signal through the first to Nth coils on the basis of the adjusted transmission orders. Therefore, device efficiency and user convenience can be improved.

Abstract: A wireless power transmitter according to an embodiment comprises: a power conversion unit for converting the strength of supplied power and outputs the same as a power signal; a transmission control unit for inspecting whether a wireless power receiver proceeds with charging in a no-load state without completing the charging, and according to the result of inspection, temporarily stopping the supply of the power signal to the wireless power receiver and resuming the supply; and a transmission coil end which has at least one transmission coil for transmitting the power signal to the wireless power receiver.

Abstract: The present invention relates to complex oxides used as raw materials for fine ceramic materials, and more particularly to complex oxide precursors in the form of a fine powder which are readily converted to complex oxides with low energy and also a process for preparing the same.