Abstract: An organic compound having a tetraphenyl moiety and at least one fused hetero aryl moiety having at least one oxygen and/or sulfur on a ring and bonded to the tetraphenyl moiety directly or indirectly, and a light emitting diode and a light emitting device having the organic compound are disclosed. The organic compound has excellent thermal resistance property and hole mobility property. The organic compound can be incorporated into a hole transfer layer, an electron blocking layer and/or a charge generation layer of the light emitting diode. Therefore, the light emitting diode and light emitting device according to the present invention have decreased driving voltage and enhanced luminous efficiency.

Abstract: Provided are a method of preparing a graft copolymer and a graft copolymer, the method including: batch-adding a first molecular weight controlling agent, a diene-based rubber polymer, an aromatic vinyl-based monomer, and a vinyl cyanide-based monomer to a reactor to initiate polymerization; and after the initiation of polymerization, continuously adding a second molecular weight controlling agent, an aromatic vinyl-based monomer, and a vinyl cyanide-based monomer to the reactor to perform polymerization, wherein the second molecular weight controlling agent includes an alkyl styrene-based dimer and a mercaptan-based compound in a weight ratio of 40.0:60.0 to 70.0:30.0, and a weight ratio of the first molecular weight controlling agent and the second molecular weight controlling agent is 5.0:95.0 to 25.0:75.0.

Abstract: A lumbar retractor according to an embodiment comprises: a first fixing part for fixing the user's lumbar regions; a second fixing part for fixing the user's pelvic regions; and a connection part disposed between the first fixing part and the second fixing part to connect the first fixing part and the second fixing part, wherein the distance between the first fixing part and the second fixing part can be adjusted by changing the length of the connection part, and the first fixing part can press each of a plurality of segments of the user's lumbar regions individually.

Abstract: A driver assistance system and method are disclosed.

Abstract: A display apparatus includes a user inputter receiving a user input; a content receiver receiving content data from a content source; a display configured to display an image included in the content data; a sound output configured to output sound included in the content data; and a processor configured to decode the content data into sound data, set a sound parameter according to a result of reinforcement learning about the sound parameter based on the user input, convert the sound data into a sound signal according to the set sound parameter, and control the sound output to output the sound corresponding to the sound signal.

Abstract: Provided is a method for preventing or treating a retinal degenerative disease, comprising administering to a subject in need thereof human neural crest-derived nasal inferior turbinate stem cells as an active ingredient, in which the stem cells are differentiated into rod photoreceptor cells among photoreceptor cells expressing rhodopsin and prevent or treat a retinal degenerative disease including age-related macular degeneration.

Abstract: A method for manufacturing a display device includes providing a first display device assembly comprising a display module, a first window disposed on the display module, a first window adhesive layer disposed between the display module and the first window, and a first protective layer disposed on the first window. The first protective layer is removed. The first window is removed by providing an acid solution on the first display device assembly. A second window is provided that is disposed on the display module after the first window is removed. A second protective layer is provided that is disposed on the second window after the first protective layer is removed.

Abstract: Disclosed herein is a nano-magnetic-particle-imaging apparatus, including a measurement head including excitation and detection coils and accommodating a sample bed for a sample including nano magnetic particles; a gradient magnetic field generation unit for generating a magnetic field having a strength equal to or greater than that of the saturation magnetic field of the nano magnetic particles in a spacing area between identical magnetic poles facing each other and forming a field-free region in a portion thereof; a first driving unit for linearly moving the sample bed; a second driving unit for rotating the gradient magnetic field generation unit in a plane; a third driving unit for linearly reciprocating the gradient magnetic field generation unit; and a control unit for applying a signal to the excitation coil, controlling the driving units, and imaging 3D distribution of the nano magnetic particles based on a detection signal output from the detection coil.

Abstract: A pouch-type battery case includes a cup portion, which accommodates therein an electrode assembly formed by stacking an electrode and a separator, and a plurality of die edges connecting an outer wall of the cup portion to a side extending from the outer wall. The die edges include a first region, which is rounded at a first radius (r1) of curvature and at which an electrode tab extending from the electrode is positioned, and a second region which is other than the first region and rounded at one or more second radii (r2, r3, r4) of curvature less than or equal to the first radius (r1) of curvature. The second region is divided into an inner region and an outer region with respect to the first region, and the radius (r2) of curvature in the inner region differs from the radii (r3, r4) of curvature in the outer region.

Abstract: A pouch-type secondary battery includes an electrode assembly, in which a plurality of positive electrodes and a plurality of negative electrodes are alternately stacked with separators therebetween, and a pouch which is formed by sealing a pair of cases integrally connected to each other by a folding portion and includes an accommodation portion that accommodates the electrode assembly. A plurality of outer walls forming a perimeter of the accommodation portion may include a folding portion-side outer wall, which includes the folding portion, and a sealing portion-side outer wall which is connected to a sealing portion in which the pair of cases are fused to each other. An average distance between ends of the plurality of negative electrodes and the folding portion-side outer wall may be about 0.6 mm or less.

Abstract: A cover window, a manufacturing method of a cover window, and a display device including a cover window are provided. A cover window includes a folding portion and a non-folding portion, and the folding portion includes an inside surface that is compressed when folded and an outside surface that is stretched when folded, the folding portion includes a first layer adjacent to the outside surface, a second layer adjacent to the inside surface, and a third layer between the first layer and the second layer, the folding portion and the non-folding portion include at least one metal ion, a concentration of the metal ion included in the second layer is higher than a concentration of the metal ion included in the first layer, and the first layer includes a plurality of depletion regions.

Abstract: An acoustic resonator comprises a substrate, a resonant portion disposed on the substrate and in which a first electrode, a piezoelectric layer, and a second electrode are stacked, a protective layer disposed on an upper portion of the resonant portion, and a hydrophobic layer formed on the protective layer, and the protective layer comprises a first protective layer stacked on the second electrode and a second protective layer stacked on the first protective layer, wherein a density of the second protective layer is higher than a density of the first protective layer.

Abstract: The present disclosure relates to an OLED that includes a first electrode; a second electrode facing the first electrode; a first emitting material layer including a first host being an anthracene derivative and a first dopant being a pyrene derivative and positioned between the first and second electrodes; and a first electron blocking layer including an electron blocking material of an amine derivative including a polycyclic aryl group and positioned between the first electrode and the first emitting material layer, wherein at least one of hydrogen atoms in the anthracene derivative and the pyrene derivative is deuterated.

Abstract: A display device of the present invention includes: a first display unit that displays an image in a first display mode; a second display unit that displays an image in a second display mode different from the first display mode; and a control unit that controls operations of the first display unit, and the second display unit in accordance with a preset control condition.

Abstract: The embodiments of the present disclosure relate to a motor control device and method, more particularly, a motor control device and method capable of improving an uncomfortable feeling in motor control by minimizing the control stop time by classifying the operation in the transition period of a control right to another motor control device according to a failure type, in the case of a failure of the motor control device having the control right in the motor control system of the redundancy structure.

Abstract: An apparatus for outputting a virtual engine sound includes: an output device that outputs the virtual engine sound; a bumper beam connected to a rear surface of the output device; and a bumper foam connected to the output device and the bumper beam while opening left and right side surfaces of the output device. The apparatus for outputting a virtual engine sound may improve a virtual engine sound output efficiency by utilizing a sound pressure radiated from a side surface of the virtual engine sound output device.

Abstract: An integrated circuit includes first power supply lines which extend in a first direction and are spaced apart from each other in a second direction different from the first direction. A second power supply line extends in the first direction and is placed between the first power supply lines adjacent to each other in the second direction. A decoupling filler cell is placed between the first power supply lines adjacent to each other in the second direction. The decoupling filler cell includes a decoupling capacitor region formed by a gate electrode and a decap transistor including a first source/drain region of a first conductive type. The gate electrode is connected to the second power supply line, the first source/drain region is connected to the first power supply lines, and the second power supply line passes through the decoupling capacitor region.

Abstract: The present disclosure relates to an OLED that includes a first electrode; a second electrode facing the first electrode; a first emitting material layer including a first host being an anthracene derivative and a first dopant being a pyrene derivative and positioned between the first and second electrodes; and a first electron blocking layer including an electron blocking material of a heteroaryl-substituted amine derivative and positioned between the first electrode and the first emitting material layer, wherein at least one of hydrogen atoms in the anthracene derivative and the pyrene derivative is deuterated.

Abstract: A system for controlling a failure of an environment-friendly vehicle is provided to which a highway driving pilot (HDP) system is applied. The system includes a vehicle control unit (VCU) controller that operates a driving motor, an integrated electric booster (IEB) controller that operates IEB for controlling a brake of the environment-friendly vehicle and generate a request to the VCU controller for regenerative braking, and an HDP controller that calculates a required deceleration of the environment-friendly vehicle based on the situation around the environment-friendly vehicle, determined through cognitive control sensors applied to the environment-friendly vehicle. The HDP controller transmits the required deceleration to the IEB controller. At least one of regenerative braking of the driving motor or braking through the brake is performed based on a type of a fault message output by the IEB controller or a failure in communication between the HDP controller and the IEB controller.

Abstract: The present disclosure relates to an OLED that includes a first electrode; a second electrode facing the first electrode; and a first emitting material layer including a first host being an anthracene derivative and a first dopant being a pyrene derivative and positioned between the first and second electrodes, wherein at least one of an anthracene core of the first host and a pyrene core of the first dopant is deuterated.