Abstract: A light emitting diode (LED) stack for a display including a substrate, a first LED stack disposed on the substrate, a second LED stack disposed on the first LED stack, a third LED stack disposed on the second LED stack, a first color filter interposed between the first LED stack and the second LED stack, and a second color filter interposed between the second LED stack and the third LED stack, in which the second LED stack and the third LED stack are configured to transmit light generated from the first LED stack to the outside, and the third LED stack is configured to transmit light generated from the second LED stack to the outside.

Abstract: A display device includes: a base layer including a display area including an emission area and a non-emission area adjacent to the emission area, and a non-display area around the display area; a light emitting element in the emission area on the base layer; a color filter layer located above the light emitting element; and a light blocking pattern on the light emitting element and including a first light blocking pattern in the non-emission area and a second light blocking pattern in the non-display area. The first light blocking pattern and the second light blocking pattern are different in thickness from each other.

Abstract: A light emitting diode pixel for a display including a first LED sub-unit, a second LED sub-unit disposed on a first portion of the first LED sub-unit, and a third LED sub-unit disposed on a second portion of the second LED sub-unit, in which each of the first, second, and third LED sub-units includes a first conductivity type semiconductor layer and a second conductivity type semiconductor layer, light generated from the first LED sub-unit is configured to be emitted outside of the light emitting diode pixel through a third portion of the first LED sub-unit different from the first portion, and light generated from the second LED sub-unit is configured to be emitted outside of the light emitting diode pixel through a fourth portion of the second LED sub-unit different from the second portion.

Abstract: The present disclosure relates to a method for preparing a functional composite powder and a functional composite powder, and more particularly, to a method for preparing a functional composite powder, the method including the steps of: preparing a metal material powder and an implantation material; adding the metal material powder and the implantation material into a mixer; and forming a functional composite powder by applying kinetic energy to the metal material powder and the implantation material in the mixer, and a functional composite powder prepared by the method.

Abstract: A method of mounting light emitting devices on a mounting board including steps of forming the light emitting devices spaced apart from one another on a first surface of a substrate, forming a mask pattern on a second surface of the substrate opposite to the first surface, the mask pattern exposing regions of the second surface of the substrate that overlap the light emitting devices to be separated from the substrate, and performing a selective laser lift-off process using the mask pattern to mount the light emitting devices to the mounting board.

Abstract: A display apparatus including a thin film transistor (TFT) substrate; a first LED sub-unit, a second LED sub-unit, and a third LED sub-unit; first, second, third, and fourth electrode pads disposed between the TFT substrate and the first LED sub-unit; and connectors connecting the first, second, and third LED sub-units to a respective one of the electrode pads, in which the first, second, and third sub-units are configured to be independently driven; light generated from the first LED sub-unit is emitted to the outside of the display apparatus by passing through the second and third LED sub-units; light generated from the second LED sub-unit is emitted to the outside of the display apparatus by passing through the third LED sub-unit; and at least one of the connectors includes a first portion electrically connecting a first surface of the first LED sub-unit to the second electrode pad.

Abstract: An apparatus of tilting a seat cushion of a vehicle, includes a tilting motor, a pinion gear, a sector gear, and a tilting link which perform the tilting operation of the seat cushion and exert a binding force in a tilted state of the seat cushion and are provided to be connected to both of one side and the other side of a seat cushion frame, and has two sector gears positioned on left and right sides and connected to each other by a connection bar so that, by strengthening a binding force of the front portion of the seat cushion, it is possible to secure the safety of passengers in the event of a collision.

Abstract: A light emitting diode pixel for a display includes a first subpixel including a first LED sub-unit, a second subpixel including a second LED sub-unit, a third subpixel including a third LED sub-unit, and a bonding layer overlapping the first, second, and third subpixels, in which each of the first, second, and third LED sub-units includes a first type of semiconductor layer and a second type of semiconductor layer, each of the first, second, and third LED sub-units is disposed on a different plane, and light generated from the second subpixel is configured to be emitted to an outside of the light emitting diode pixel by passing through a lesser number of LED sub-units than light generated from the first subpixel and emitted to the outside.

Abstract: The present disclosure provides a novel polymer compound prepared by curing a compound represented by the following Chemical Formula 1 and a compound represented by the following Chemical Formula 4, and an organic light emitting device comprising the same: with each variable being defined therein.

Abstract: A digital content delivery tracking method performed by a central server includes generating a transfer chain for first digital content in a database of the central server, wherein the generating is performed by a transfer chain manager; authenticating a first user, wherein the authenticating is performed by a user authenticator; and generating a first ownership transfer node in the transfer chain, generating a first ownership indicator indicating the first digital content, recording the first ownership indicator in the first ownership transfer node, and recording an identifier of the first user in the first ownership transfer node, which are performed by the transfer chain manager.

Abstract: The present disclosure relates to an ionic compound, and a coating composition and an organic light emitting device including the same.

Abstract: The present disclosure relates to a coating composition and an organic light emitting device.

Abstract: A coating composition, an organic light emitting device using the same, and a method for manufacturing the same are disclosed herein. In some embodiments, a coating composition including a compound represented by Formula 1 and a compound represented by Formula 2. In some embodiments, an organic light emitting device includes 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, wherein the one or more layers comprise the coating composition or a cured product thereof.

Abstract: The present disclosure provides a novel material for an organic light emitting device, and an organic light emitting device using same, the novel material being usable both in an organic light emitting device and in a solution process. The present disclosure also provides an organic light emitting device comprising a polymer containing a repeating unit represented by the following Chemical Formula 1, and an ionic compound containing an anionic group represented by the following Chemical Formula 2 in a hole transporting layer: wherein all the variables are described herein.

Abstract: Provided is a method by which a cross chatbot gateway allows an event to be shared between chatbots, and the method includes the steps of: receiving an event message from a first chatbot communicating with a first chatting server using a first chatting protocol, wherein the event message includes destination information and event information of a first user, who is a chatting counterpart of the first chatbot; and transmitting the event information to a second chatbot communicating with a second chatting server using a second chatting protocol, on the basis of the destination information.

Abstract: A method for providing a digital product according to the present invention comprises the steps of: receiving a request to provide a digital product of a digital product providing server from a terminal of a user; obtaining a login server user identifier of the user for a unique application identifier by logging in to a login server using the unique application identifier; storing digital product providing information in a database in association with the login server user identifier on the basis of the request to provide the digital product of the digital product providing server; and transmitting the digital product providing information to the digital product providing server in association with the login server user identifier, thereby being able to conveniently provide the digital product by synchronizing a user account.

Abstract: Provided is a method by which a cross chatbot gateway allows an event to be shared between chatbots, and the method includes the steps of: receiving an event message from a first chatbot communicating with a first chatting server using a first chatting protocol, wherein the event message includes destination information and event information of a first user, who is a chatting counterpart of the first chatbot; and transmitting the event information to a second chatbot communicating with a second chatting server using a second chatting protocol, on the basis of the destination information.

Abstract: The present disclosure provides an organic light emitting device comprising a hole injection layer including a cured product of a compound represented by the following Chemical Formula 1, and a hole transport layer including a cured product of a polymer containing a repeating unit represented by the following Chemical Formula 2-1 and a repeating unit represented by the following Chemical Formula 2-2: wherein all the variables are described herein.

Abstract: Provided is a method by which a cross chatbot gateway allows an event to be shared between chatbotsu, and the method includes the steps of: receiving an event message from a first chatbot communicating with a first chatting server using a first chatting protocol, wherein the event message includes destination information and event information of a first user, who is a chatting counterpart of the first chatbot; and transmitting the event information to a second chatbot communicating with a second chatting server using a second chatting protocol, on the basis of the destination information.

Abstract: The present disclosure relates to an ionic compound including an anion group of Chemical Formula 1, and a coating composition and an organic light emitting device including the same.