Abstract: Disclosed are a composite fiber (MXene composite fiber) and a manufacturing method thereof. The composite fibers are manufactured by braiding a MXene-PAN fiber heat-treated with a polymer fiber. The method includes preparing a first dispersion including an MXene compound and a first solvent, preparing a second dispersion including polyacrylonitrile (PAN) and a second solvent, obtaining an admixture including the first dispersion and the second dispersion, obtaining a spun fiber by performing wet-spinning of the admixture, obtaining an MXene-PAN fiber by performing heat treatment of the spun fiber, and obtaining the MXene composite fiber by braiding the MXene-PAN fibers with a polymer fiber. An electrical conductivity of the MXene-PAN fiber is about 0.1 Scm?1 to 1,000 Scm?1.

Abstract: A system for docking a vehicle to a building, wherein the vehicle functions as a space of the building when the vehicle is connected thereto, and wherein the building includes at least one station inside or outside thereof such that the vehicle can dock at the at least one station, includes a server configured to check whether the at least one station is available to allow a user to select a station for a vehicle, to select the station randomly when the user does not select the station, and when the vehicle is docked at the selected station, to connect the vehicle to the selected station in wired or wireless manner to manage use of the selected station.

Abstract: A door locking control system includes an armature coupled to a door or a door frame around which the door is opened or closed, a magnetic module provided on the door or the door frame to face the armature and operated to be fixedly brought into contact with or separated from the armature by a magnetic force induced from a change in a magnetic circuit occurring due to the rotation of a first magnetic body provided inside of the magnetic module, a detector configured to detect an open state or a closed state of the door, and a controller electrically connected to the detector and configured to control the operation of the magnetic module according to the open state or the closed state of the door detected by the detector.

Abstract: A cruise system using mobility vehicles, may include a cruise ship having a cabin space used as a cabin when a mobility vehicle is aboard. A mobility vehicle is configured to board or disembark the cruise ship, and when aboard, park in the cabin space to serve as a cabin. A connector electrically connects the mobility vehicle and the cruise ship to enable power exchange or data communication between the mobility vehicle and the cruise ship.

Abstract: A drone docking station for a vehicle includes: a transfer device configured to have a cargo loaded on a drone or to vertically move the cargo transferred by the drone; a guide device including a guide panel provided on a roof of the vehicle and connected to an upper end portion of the transfer device to have the drone accommodated on an upper portion of the guide panel, wherein the guide panel is disposed to surround the transfer device and provided to move inward or outward or to be rotated around a center portion of the transfer device; and a control unit electrically connected to the guide device and configured to rotate or move the guide panel so that the drone corresponds to the cargo positioned in the transfer device when the drone is accommodated on the guide panel.

Abstract: Each panel forming a variable mechanism is maintained in a state accommodated on an internal wall surface to secure a cabin space of a mobility, and according to the need of a passenger, the rotational position of each panel is changed so that a shape of the variable mechanism is transformed, providing a convenient function. Accordingly, a space utilization apparatus of mobility that can secure a cabin space by removing an unused space of the cabin space when the convenience function is not used in the cabin space of the mobility, and can improve the space utilization by selectively providing the convenience function.

Abstract: An article management system utilizes an electric cart which may autonomously move, automatically and easily managing articles and ensuring the convenience of delivery service by the automation of article delivery.

Abstract: A movable partition comprises a housing located inside a vehicle, a first partition deployable through an opening located in at least one side of the housing, a second partition located in the housing and configured to have a predetermined angle with respect to the first partition, and a fixing unit located in the housing and configured to be fastened to at least a portion of the first partition. The first partition comprises at least one plate extending and/or extendable outward from the housing.

Abstract: present disclosure A positive electrode active material and a method for preparing the same are provided. The method for preparing a positive electrode material present disclosure—includes the steps of mixing a transition metal precursor and a lithium raw material and primarily sintering the mixture to prepare a lithium nickel-based oxide in the form of single particles or quasi-single particles, secondarily sintering the lithium nickel-based oxide in the form of single particles or quasi-single particles, and mixing the secondarily sintered lithium nickel-based oxide and a boron raw material and then heat-treating the mixture to form a coating layer.

Abstract: A display device includes a pixel defining layer on a substrate and including a bank including first through third bank layers, in order from the substrate, an inorganic pixel defining layer between the bank and the substrate, and the bank together with the inorganic pixel defining layer defining a light emission opening, an a light emitting element in the light emission opening. Each of the first and third bank layers has a side surface which defines the light emission opening, the third bank layer protrudes further than the side surface of the first bank layer to define a tip of the third bank layer which defines the side surface of the third bank layer, and the side surface of the third bank layer is inclined relative to the substrate and defines an inclined side surface of the third bank layer.

Abstract: Provided is a display device that controls brightness using a plurality of PWM source signals. The display device includes a display panel including a plurality of pixels forming a plurality of rows and a plurality of columns, and a PWM driving circuit including a unit driving circuit connected to each of a plurality of lines corresponding to the plurality of rows or the plurality of columns, wherein the PWM driving circuit sequentially applies PWM signals output from the unit driving circuits to the plurality of lines to control the brightness of the plurality of pixels for each line the brightness of the plurality of pixels may be controlled for each line.

Abstract: Disclosed are a method and device for bidirectional communication in a wireless LAN. The method of a first STA comprises the steps of: receiving, from an AP, a first frame including an information element indicating TXOP sharing; confirming a shared TXOP duration on the basis of the first frame; and communicating with a second STA within the shared TXOP duration.

Abstract: A method and apparatus for NSTR communication in a communication system supporting multiple links are disclosed. A method for a first device comprises the steps of: if a first backoff operation has succeeded on a first link belonging to a first pair of NSTR links on which an STR operation of a second device is not supported, transmitting a first data frame to the second device on the first link; performing a second backoff operation for transmission of a second data frame on a second link belonging to the first pair of NSTR links; if the second backoff operation has succeeded on the second link, identifying whether or not a transmission operation of the second device is performed on the first link belonging to the pair of NSTR links; and transmitting the second data frame to the second device on the second link.

Abstract: An adapter device for a vehicle includes a rail unit installed in the vehicle and defining a moving path, and an adapter unit mounted on the rail unit to move along the moving path, with a connector for mounting various convenience equipment being interchangeably coupled to the adapter unit.

Abstract: A method and a device for direct communication in a communication system supporting multiple links are disclosed. A method of an AP MLD comprises the steps of: transmitting a trigger frame in multiple links including a first link and a second link; receiving a response frame for the trigger frame from a first STA associated with an STA MLD in the first link; receiving a first data frame from a third STA in the second link; and when a subject to receive the first data frame is a second STA associated with the STA MLD, transmitting a second data frame generated on the basis of the first data frame, to the first STA in the first link.

Abstract: A lung phantom unit for radiotherapy according to an embodiment of the present disclosure may arrange, at a location not affected by a magnetic field, a phantom driving cylinder and a driving device which may move a lung mimic and a tumor mimic in a lung simulation block. The lung phantom unit may be used for general purpose even as a phantom for MRI-based and CT image-based radiotherapy. Since lung and tumor motions are implemented by air injection, it may be possible to precisely measure the motion and volume change of a lung according to subtle changes in air pressure so that customized radiotherapy suitable for a patient having various breathing patterns is possible.

Abstract: A system for docking a vehicle to a building, wherein the vehicle functions as a space of the building when the vehicle is connected thereto, and wherein the building includes at least one station inside or outside thereof such that the vehicle can dock at the at least one station, includes a server configured to check whether the at least one station is available to allow a user to select a station for a vehicle, to select the station randomly when the user does not select the station, and when the vehicle is docked at the selected station, to connect the vehicle to the selected station in wired or wireless manner to manage use of the selected station.

Abstract: A method of preparing a positive electrode active material for a lithium secondary battery which includes: (1) mixing a lithium composite transition metal oxide in a form of a single particle or pseudo-single particle with a cobalt-containing raw material and performing a heat treatment to form a cobalt coating layer on a surface of the lithium composite transition metal oxide; and (2) mixing the lithium composite transition metal oxide having the cobalt coating layer formed thereon with a boron-containing raw material and performing a heat treatment to form a boron coating layer on the cobalt coating layer. A positive electrode active material for a lithium secondary battery which is prepared thereby, is also provided.

Abstract: A wafer transfer apparatus includes a plate, a first belt unit on a first surface of the plate and including a first linear motion (LM) guide movable up and down, a second belt unit on the first surface of the plate and including a second LM guide movable up and down, a robot between the first belt unit and the second belt unit connected to the first LM guide and the second LM guide, and configured to transfer a wafer in a vertical direction, and a buffer unit between the first belt unit and the second belt unit in a first direction and disposed between the plate and the robot in a second direction perpendicular to the first direction, wherein the buffer unit includes a plurality of centrifugal fans configured to discharge fluid from an inner space of the buffer unit to an outside of the buffer unit.

Abstract: The disclosure provides a portable terminal including an electronic device and a case disposed thereon that provides water resistant, dust resistant, and insulation for the electronic device by proper positioning of an aperture of the electronic device that uses an area of the case as an antenna. The case includes a body part that comprises a main body with a metallic portion formed of a metallic material, and an auxiliary body disposed adjacent to the metallic portion, and at least a portion of the auxiliary body is used as an antenna for transmission and reception of signals. An insulation member is disposed between the at least a portion of the auxiliary body and the main body, and a bonding layer is disposed in at least one of an area between the insulation member and at least one area of the main body, or between the insulation member and the auxiliary body.