Abstract: Disclosed herein is a chair capable of enhancing seating comfort by bending a backrest frame when adjusting a forward/backward angle of a backrest to prevent separation of a lumbar from a waist of a user so that the entire backrest supports a load of the user and by distributing the user's load applied to the backrest. The chair includes a backrest frame configured to support a backrest, a seatback post coupled to a bottom of the backrest frame by means of a hinge and configured to be rotatable forwards and backwards about the bottom, a seatback slider coupled to the seatback post above the hinge so as to be slidable up and down, and seatback connector configured to interconnect the backrest frame and the seatback slider, wherein the seatback connector moves the backrest frame in a direction in which a load of a user is applied.

Abstract: Disclosed are a method and device for analyzing human tissue on the basis of a medical image. A tissue analysis device generates training data including a two-dimensional medical image and volume information of tissue by using a three-dimensional medical image, and trains, by using the training data, an artificial intelligence model that obtains a three-dimensional size, volume, or weight of tissue by dividing at least one or more normal or diseased tissues from a two-dimensional medical image in which a plurality of tissues are displayed overlapping on the same plane. In addition, the tissue analysis device obtains a three-dimensional size, volume, or weight of normal or diseased tissue from an X-ray medical image by using the artificial intelligence model.

Abstract: An apparatus for imaging examination of cells on a surface of living tissue using moxifloxacin. includes: a light source emitting light towards living tissue stained with moxifloxacin; a photographing unit photographing the living tissue subjected to fluorescence excitation by the light emitted from the light source; a lens unit controlling the light emitted from the light source or a fluorescence path of moxifloxacin excited by the light; an objective lens controlling a focus of the photographing unit; an active lens disposed between the objective lens and the photographing unit and changing a focal position on the living tissue; and an image generator performing image processing of a cell image of the living tissue photographed by the photographing unit to generate an in-focus image, in which the entirety of the cell image is in focus.

Abstract: A height control apparatus for a headrest, includes: an installation part formed to be recessed forward on a back surface of a headrest main body; support members provided on both left and right end portions of the installation part; a height control guide block inserted between the back surface of the headrest main body, which corresponds to the installation part, and the support member; and a frictional force generator coupled to front surfaces of a pair of guide protrusions, which correspond to both left and right end portions of the height control guide block, and being in contact with the back surface of the headrest main body, which corresponds to the installation part, to generate a frictional force corresponding to a reaction force of an initial operating force provided by a user.

Abstract: A method of operating a storage device includes receiving, at the storage device, a meta information transfer command based on a data read request. The meta information transfer command is received from a host device. The method further includes receiving, at the storage device, a data read command corresponding to the data read request and the meta information transfer command. The data read command is received from the host device. The method further includes receiving, at the storage device, a plurality of meta data corresponding to the data read request and the meta information transfer command. The plurality of meta data is received from the host device. The method further includes performing a data read operation, at the storage device, based on the data read command and the plurality of meta data.

Abstract: A system for generating an autonomous driving path using harsh environment information of an high definition map, includes: a search extension determination unit including a data storage unit for storing data having high definition map data and autonomous vehicle information as data used for autonomous driving, and a search extension module that performs network search extension processing in the direction of tracking a road with a low search cost and avoiding harsh environment conditions; a search information generation unit for generating search extension information according to the performance of the search extension module; and a search result generation unit configured to generate an autonomous driving path based on the search extension information.

Abstract: Data storage devices and operating methods that can improve a booting operation are disclosed. A storage device includes: a memory device including one or more boot partitions configured to store boot data for executing an operating system; and a memory controller coupled to the memory device and configured to perform, upon receiving power, a rebuild operation to restore first system data including active boot partition information associated with an activated boot partition among the one or more boot partitions and provide the active boot partition information to a host. Upon receiving, by the memory controller, from the host, a boot partition read request based on the active boot partition information, the memory controller transmits, to the host, the boot data stored in a boot partition corresponding to the active boot partition information.

Abstract: A light emitting device includes a substrate; a pattern of a plurality of protrusions protruding from the substrate; a first semiconductor layer provided on the substrate; an active layer provided on the first semiconductor layer; and a second semiconductor layer provided on the active layer, in which each of the protrusions includes a first layer formed integrally with the substrate and protruding from an upper surface of the base substrate; and a second layer provided on the first layer and formed of a material different from that of the first layer.

Abstract: An apparatus for manufacturing display devices includes: a stage; and a head unit disposed on the stage and including a nozzle unit. The head unit further includes a first coating portion covering a bottom surface of the head unit and at least a part of an inner surface of the nozzle unit, and where a thickness of at least a part of the first coating portion becomes narrower toward a top of the first coating portion.

Abstract: The present invention relates to a sagger for firing a precursor material, and more specifically, to a sagger having a space internally provided to load a precursor material. When used to fire a precursor material, the sagger is capable of not only suppressing the generation of by-products but also enhancing the durability of the main body.

Abstract: A printed circuit board includes: a first insulating layer; a cavity unit including a first cavity penetrating through a portion of the first insulating layer from an upper surface thereof in a thickness direction, and a second cavity penetrating through another portion of the first insulating layer from the first cavity; a first wiring layer disposed at an upper side of the first insulating layer; a second wiring layer disposed at a lower side of the first insulating layer; and a third wiring layer at least partially buried in the first insulating layer and disposed on a level between the first and second wiring layers in the thickness direction. The third wiring layer includes pads in which at least a portion of each of upper surfaces thereof is exposed from the first insulating layer through the cavity unit, and the first cavity has a wider cross-section than the second cavity.

Abstract: Proposed is a method for providing haptics based on character motion. The method may include obtaining skeleton data for motion of a character included in contents, and determining a dynamic point, a reference point, and a center point for the motion of the character based on the skeleton data. The method may also include calculating a rendering point for generating haptic vibration based on the dynamic point, the reference point, and the center point. The method may further include generating the haptic vibration at a position corresponding to the motion within at least one of haptic devices worn on a user, an animal, or an object based on the rendering point.

Abstract: The present invention relates to an ultrasonic transducer position setting device, an ultrasonic transducer position setting program, and a method for implementing ultrasonic transducer position setting artificial intelligence. The ultrasonic transducer position setting device includes: an input/output unit for allowing a user to input data, and outputting the data in a form that is recognizable by the user; a memory for storing an ultrasonic transducer position setting program; and a control unit for executing the ultrasonic transducer position setting program to derive result data according to the data input through the input/output unit, wherein, when a focal point position of ultrasound, which is set to a region where a brain is positioned inside a skull in a living body, is input, the control unit outputs position data of an ultrasonic transducer, which allows the ultrasound to be applied to the input focal point position of the ultrasound.

Abstract: A communication apparatus for a vehicle according to an embodiment and a control method therefor are disclosed. The communication apparatus for a vehicle comprises: an antenna unit including a first antenna and a plurality of second antennas; a first switch for switching a first path to the first antenna and a second path to each of the plurality of second antennas; a second switch for switching a second path to any one of the plurality of second antennas; a length adjustment unit that is connected to the second path to the one second antenna connected to the second switch and adjusts the resonance length of the connected second antenna; and a communication control unit that generates a switching signal for connection to any one of the plurality of second antennas according to the state of the first antenna.

Abstract: A method of separating fine particles (clay, silt, etc.) that have adsorbed contaminants such as heavy metals or radioactive nuclides in soil using cationic magnetic nanoparticles. According to the method, contaminants such as heavy metals or radioactive nuclides selectively or irreversibly adsorbed to fine particles (clay, silt, etc.) in soil may be economically and efficiently separated. Therefore, the method may be effectively used to restore soil in residential areas that are contaminated with radioactive nuclides in serious accidents such as the Fukushima Daiichi nuclear disaster as well as facility sites contaminated with heavy metals or radioactive nuclides.

Abstract: A method of operating a storage device includes receiving, at the storage device, a meta information transfer command based on a data read request. The meta information transfer command is received from a host device. The method further includes receiving, at the storage device, a data read command corresponding to the data read request and the meta information transfer command. The data read command is received from the host device. The method further includes receiving, at the storage device, a plurality of meta data corresponding to the data read request and the meta information transfer command. The plurality of meta data is received from the host device. The method further includes performing a data read operation, at the storage device, based on the data read command and the plurality of meta data.

Abstract: An armrest assembly includes: an arm frame body having formed therein an inner space with an open upper end, and mediating coupling to a seat portion; an inner body which is inserted to be arranged in the inner space of the arm frame body, and is arranged to be movable in up and down directions according to the manipulation of a user; an arm support pad which is connected to the upper portion of the inner body, on which the arm of the user is placed and supported, and which has a front end portion rotatable in the left and right horizontal directions due to an external force provided by the user; and a frictional ring which provides the frictional force between the inner body and the arm support pad.

Abstract: Methods of depositing a silicon oxide film are disclosed. One embodiment is a plasma enhanced atomic layer deposition (PEALD) process that includes supplying a vapor phase silicon precursor, such as a diaminosilane compound, to a substrate, and supplying oxygen plasma to the substrate. Another embodiment is a pulsed hybrid method between atomic layer deposition (ALD) and chemical vapor deposition (CVD). In the other embodiment, a vapor phase silicon precursor, such as a diaminosilane compound, is supplied to a substrate while ozone gas is continuously or discontinuously supplied to the substrate.

Abstract: The present invention relates to a transcranial focused ultrasound acoustic pressure field prediction device, a transcranial focused ultrasound acoustic pressure field prediction program, and a method for implementing acoustic pressure field generation artificial intelligence. The transcranial focused ultrasound acoustic pressure field prediction device includes: an input/output unit for allowing a user to input data, and outputting the data in a form that is recognizable by the user, a memory for storing a transcranial focused ultrasound acoustic pressure field prediction program; and a control unit for executing the transcranial focused ultrasound acoustic pressure field prediction program to derive result data according to the data input through the input/output unit, wherein the control unit outputs ultrasound acoustic pressure field data formed in a transcranial region by ultrasound applied by an ultrasonic transducer when shape data of a skull and position data of the ultrasonic transducer are input.

Abstract: A light emitting device includes a substrate; a pattern of a plurality of protrusions protruding from the substrate; a first semiconductor layer provided on the substrate; an active layer provided on the first semiconductor layer; and a second semiconductor layer provided on the active layer, in which each of the protrusions includes a first layer formed integrally with the substrate and protruding from an upper surface of the base substrate; and a second layer provided on the first layer and formed of a material different from that of the first layer.