Abstract: The present disclosure relates to a boron compound useful in an organic light-emitting diode and an organic light-emitting diode comprising same and, more particularly, to a boron compound represented by any one of [Chemical Formula A] to [Chemical Formula C], wherein [Chemical Formula A] to [Chemical Formula C] are as defined in the description.

Abstract: The present invention relates to an organic light-emitting compound represented by [chemical formula A] or [chemical formula B], which can be used in an organic light-emitting device, and an organic light-emitting device comprising same, wherein [chemical formula A] and [chemical formula B] are the same as described in the detailed description of the invention.

Abstract: According to various embodiments, there may be provided an operation method of a server, including: obtaining an audio file and a graphic file; obtaining a plurality of audio sources and a plurality of visual sources based on at least one of the audio file or the graphic file; obtaining a plurality of processed audio sources based on changing at least some characteristics of the plurality of audio sources; obtaining a plurality of processed visual sources based on changing at least some characteristics of the plurality of visual sources; and generating at least one active experience file based on generating at least one first audio source selected from the plurality of processed audio sources, at least one first visual source selected from the plurality of processed visual sources, and a specific kind of interaction selected by a user in a related form, wherein, when the specific kind of interaction is received based on the at least one active experience file, the electronic device of the user is set to provi

Abstract: A display device includes a substrate, a first transistor including a first bottom gate electrode disposed on the substrate, a first active layer disposed on the first bottom gate electrode and including a first channel region, a first drain region, and a first source region, and a first top gate electrode disposed on a portion of the first active layer including the first channel region, a first insulating layer disposed between the first bottom gate electrode and the first active layer, and a second insulating layer disposed between the first active layer and the first top gate electrode. The second insulating layer includes: a first portion disposed on a portion of the first active layer including the first channel region and having a first thickness and a second portion disposed on a remaining portion of the first active layer and having a second thickness smaller than the first thickness.

Abstract: The present invention relates to an anthracene derivative compound having a characteristic structure in which an aryl group is introduced into a skeletal structure in which deuterium-substituted phenyl and anthracene are linked. In addition, the present invention relates to a high-efficiency, long-life organic light-emitting device of which the luminous efficiency and lifetime characteristics are significantly improved by employing a polycyclic compound having a characteristic structure as a dopant for a light-emitting layer while employing said compound as a host for the light-emitting layer.

Abstract: A firearm ambidextrous magazine release utilizing a reciprocating action mechanism. In some embodiments a firearm ambidextrous magazine release configured to be utilized in Glock type firearms.

Abstract: The present invention relates to an organic light-emitting diode in which a light-emitting layer comprises a compound represented by [chemical formula A] as a host and comprises a compound represented by [chemical formula 3], [chemical formula 4], [chemical formula 3-1] to [chemical formula 4-3] as a dopant, wherein [chemical formula 3], [chemical formula 4], [chemical formula 3-1] to [chemical formula 4-3] are the same as those described in the detailed description of the invention.

Abstract: Disclosed is a panic bar with a door closer, the panic bar having a locking device installed at a front end of a case and a door closer provided at a rear end of the case. The locking device is released upon pushing of the push bar provided in the case. An air cylinder is installed inside the case. A guide member is installed in one side of the air cylinder and a cylinder sealing cap is installed in the other side of the air cylinder. One side of a piston rod having a piston for compressing and expanding air inside the air cylinder passes through the guide member. A spring disposed between the piston and the guide member is installed on the piston rod.

Abstract: The present invention relates to a test handler for graphics chip including a loading unit performing a loading process of loading a graphics chip which is to be tested, an unloading unit performing an unloading process of unloading a tested graphics chip, a test unit testing the graphics chip which is to be tested, a buffer unit transferring a graphics chip between the loading unit and the test unit and transferring a graphics chip between the unloading unit and the test unit, wherein the test unit includes a commercial graphics card which is the same as a practically used graphics card and a contact unit connecting the commercial graphics card to the graphics chip which is to be tested.

Abstract: A portable communication device is provided for voice recognition and comprises a display, communication circuitry, a microphone, at least one processor including a first processor and a second processor, and a memory storing instructions, when executed by the at least one processor, cause the portable communication device to: receive a first voice input via the microphone while a specified application is running; determine whether a voice recognition is to be performed with respect to the specified application by one of the first processor and the second processor; in case that the voice recognition is to be performed with respect to the specified application by the first processor; when the first voice input includes a wakeup command which is different from a designated command for the specified application by the voice recognition of the first processor, transmit a second voice input received after the first voice input through the communication circuitry to an external electronic device, and when the firs

Abstract: A method of manufacturing a separator for a lithium secondary battery having improved compression resistance is disclosed. According to one aspect of the present disclosure, there is a method of manufacturing a separator for a lithium secondary battery including the steps of coating a polymer solution prepared by dissolving a first polymer soluble in an electrolyte in a solvent to at least one surface of a porous polymer substrate having a plurality of pores, to impregnate the pores of the porous polymer substrate with the polymer solution; and coating and drying a slurry containing a second polymer non-soluble in the electrolyte, on the coated polymer solution.

Abstract: A method for manufacturing a non-woven separator for a lithium secondary battery, includes: (S1) preparing a first solution of ?-chitin dissolved in a first solvent and a second solution of vinylidene fluoride-trifluoroethylene copolymer (PVDF-TrFE) dissolved in a second solvent; (S2) coaxial electrospinning with the first solution as a core solution and the second solution as a shell solution to produce a non-woven fabric formed of a fiber with a core-shell structure having a core portion of the ?-chitin and a shell portion of the vinylidene fluoride-trifluoroethylene copolymer; and (S3) performing heat treatment on the non-woven fabric at a temperature lower than a thermal decomposition point of the ?-chitin and higher than a melting point of the vinylidene fluoride-trifluoroethylene copolymer to melt and recrystallize the vinylidene fluoride-trifluoroethylene copolymer.

Abstract: The present invention relates to a high-efficiency organic light-emitting device having excellent light-emitting characteristics in light-emitting efficiency, etc. by employing an anthracene derivative compound having a characteristic structure as a host in a light-emitting layer. By using the high-efficiency organic light-emitting device, according to the present invention, the organic light-emitting device can be utilized for various display devices such as flat panel, flexible, and wearable displays as well as a lighting device.

Abstract: A separator, an electrode assembly and an electrochemical device including the same are provided. The separator is used for a zigzag stacking-type electrode assembly, and includes a porous substrate made of a polymer material and a porous coating layer formed on opposite surfaces of the porous substrate and containing inorganic particles. A thickness (Ts) of the porous substrate decreases gradually from opposite ends toward a central portion based on a longitudinal direction of the separator, a total thickness (Tc) of the porous coating layers increases gradually toward the central portion, and a total thickness (Ts+Tc) of the separator is constant.

Abstract: A separator for an electrode assembly of a battery includes a non-woven fabric base formed by mixing a first fiber with an average diameter of approximately 10 ?m or more and a second fiber with an average diameter of approximately 1 ?m or less; and inorganic particles positioned in pores formed between the first and second fibers of the non-woven fabric base. The first fiber has a melting point of about 150° C. or less, and the inorganic particles have D50 of about 400 nm or less.

Abstract: A lithium secondary battery separator having excellent heat resistance, adhesive strength, and insulation performance is provided. A lithium secondary battery separator according to one aspect of the present disclosure includes a porous polymer substrate, a first coating layer on a first surface of the porous polymer substrate, a second coating layer on a second surface of the porous polymer substrate, a first aqueous binder layer on a surface of the first coating layer, and a second aqueous binder layer on a surface of the second coating layer. The first coating layer and the second coating layer each include inorganic particles and a coating layer binder, in which the inorganic particles include aluminum nitride (AlN). The first aqueous binder layer and the second aqueous binder layer include different types of particle-type binders. The particle-type binder includes at least one selected from fluorine-containing binders and acrylic-containing binders.

Abstract: An example electronic device includes a housing; a touchscreen display; a microphone; at least one speaker; a button disposed on a portion of the housing or set to be displayed on the touchscreen display; a wireless communication circuit; a processor; and a memory. When a user interface is not displayed on the touchscreen display, the electronic device enables a user to receive a user input through the button, receives user speech through the microphone, and then provides data on the user speech to an external server. An instruction for performing a task is received from the server. When the user interface is displayed on the touchscreen display, the electronic device enables the user to receive the user input through the button, receives user speech through the microphone, and then provides data on the user speech to the external server.

Abstract: The present disclosure relates to a boron compound useful in an organic light-emitting diode and an organic light-emitting diode comprising same and, more particularly, to a boron compound represented by [Chemical Formula A] or [Chemical Formula B], wherein [Chemical Formula A] and [Chemical Formula B] are as defined in the description.

Abstract: The present disclosure relates to a boron compound useful in an organic light-emitting diode and an organic light-emitting diode comprising same and, more particularly, to a boron compound represented by [Chemical Formula A], wherein [Chemical Formula A] and [Chemical Formula C] are as defined in the description.

Abstract: The present invention relates to an organic light-emitting device employing, as a host of a light emission layer, an anthracene derivative compound having a characteristic structure by introduction of a benzofuran structure into the anthracene backbone, and as a dopant of the light emission layer, a polycyclic compound having a characteristic structure. The organic light-emitting device according to the present invention is an organic light-emitting device with significantly improved external quantum efficiency and can be advantageously utilized not only for lighting devices but also for various display devices, such as flat, flexible, and wearable displays.