Abstract: An all-solid-state battery and a method of manufacturing such a battery are disclosed. The battery includes a protective layer including a metal sulfide and thus is capable of suppressing the growth of lithium dendrites and is improved in performance aspects such as lifespan, charge/discharge rate, and the like.

Abstract: A pattern film, a method for manufacturing a pattern film, and a transmittance variable device comprising the same are disclosed herein. In some embodiments, a pattern film includes a base layer, and a spacer pattern formed on the base layer, the spacer pattern comprises a partition wall spacer comprises a plurality of spacer dots and a spacer line connecting the spacer dots, and a ball spacer, the ball spacer is one of embedded in, partially embedded in, or in contact with the partition wall spacer, when any 3 or more spacer dots are selected, the spacer line forms a closed figure having the selected spacer dots at the vertices thereof, the selected spacer dots are not present inside the closed figure, a length of at least one side of the closed figure is different from lengths of the remaining sides, and each spacer dot has irregularity of 50% or greater.

Abstract: A three-dimensional semiconductor memory device is disclosed. The device may include a substrate including a cell array region and a connection region provided at an end portion of the cell array region, an electrode structure extending from the cell array region to the connection region, the electrode structure including electrodes sequentially stacked on the substrate, an upper insulating layer provided on the electrode structure, a first horizontal insulating layer provided in the upper insulating layer and extending along the electrodes, and first contact plugs provided on the connection region to penetrate the upper insulating layer and the first horizontal insulating layer. The first horizontal insulating layer may include a material having a better etch-resistive property than the upper insulating layer.

Abstract: Provided are a method of manufacturing a semiconductor device using a thermally decomposable layer, a semiconductor manufacturing apparatus, and the semiconductor device. The method includes forming an etch target layer on a substrate, forming thermally decomposable patterns spaced apart from each other on the etch target layer, forming a first mask pattern covering at least sidewalls of the thermally decomposable patterns, and removing the thermally decomposable patterns by a heating method to expose a sidewall of the first mask pattern.

Abstract: Disclosed are an anode-free all-solid-state battery which may operate at low temperature conditions, such as room temperature, and a method manufacturing the same. The anode-free all-solid-state battery may have uniformly deposited lithium during charging and inhibit the growth of lithium dendrites.

Abstract: An unmanned aerial vehicle comprises a housing, a plurality of first arms, a plurality of second arms, and a landing gear. The housing includes a gimbal attachment to couple a gimbal with a camera. Each of the plurality of first arms and the plurality of second arms rotatably couple with the housing at one end and has a motor coupled with a propeller on the other end. The landing gear includes a plurality of foldable legs and releasably couples with an underside of the housing. The aerial vehicle may be programmed with aerial flight path data that corresponds with a prior traced route.

Abstract: Disclosed herein is a walk-in device for a seat. The walk-in device includes: a rotor configured to operate in conjunction with a recliner during a walk-in operation; a puller configured to operate in conjunction with the rotor during the walk-in operation, and to operate only in conjunction with the recliner without operating in conjunction with the rotor during a folding operation; a rotor spring configured to provide an elastic force to the rotor in a return direction; a puller spring configured to provide an elastic force to the puller in a return direction; and a base plate configured to rotatably install the rotor and the puller on a cushion frame of the seat, wherein the rotor and the puller are configured to set up a single rotation point with respect to the base plate via a hinge shaft.

Abstract: Disclosed are an artificial esophageal structure having a multi-layer structure using three-dimensional bio-printing, and a manufacturing device and manufacturing method therefor. The artificial esophageal structure having a multi-layer structure according to one embodiment of the present invention comprises: a first layer in the shape of a hollow column and having a circular cross section; a second layer which is disposed inside the first layer and which is a column structure that simulates the mucosal layer of the esophagus; and an interlayer support part which is disposed between the first layer and the second layer and which maintains a gap between the layers, wherein the first layer and second layer each comprise: a plurality of column parts disposed at predetermined intervals; and a plurality of strands formed between the plurality of column parts by a dragging technique, and may have a porous structure due to pores between the plurality of strands.

Abstract: A substrate on which a specific type spacer is formed, a substrate comprising an alignment film formed on the spacer, and an optical device using such a substrate are disclosed herein. By controlling the shape of the spacer formed on the substrate, even when the alignment film is formed on the top of the spacer and the orientation treatment is performed, the uniform orientation treatment can be performed without any influence by the step or the like of the spacer, whereby a substrate or the like capable of providing a device having excellent optical performance can be provided.

Abstract: Provided are a method of manufacturing a semiconductor device using a thermally decomposable layer, a semiconductor manufacturing apparatus, and the semiconductor device. The method includes forming an etch target layer on a substrate, forming thermally decomposable patterns spaced apart from each other on the etch target layer, forming a first mask pattern covering at least sidewalls of the thermally decomposable patterns, and removing the thermally decomposable patterns by a heating method to expose a sidewall of the first mask pattern.

Abstract: A method of fabricating a semiconductor device includes forming a device isolation layer in a substrate to define active regions, forming a conductive layer on the active regions, forming first mask patterns intersecting the active regions on the conductive layer, etching the conductive layer using the first mask patterns as etch masks to form bit lines, growing second mask patterns from top surfaces of the first mask patterns, and performing a patterning process using the second mask patterns as etch masks to form contact holes exposing the active regions between the bit lines.

Abstract: A substrate on which spacers are disposed in a certain arrangement state and an optical device using such a substrate are provided. A plurality of spacers are irregularly disposed on a substrate depending on a predetermined rule, so that overall uniform optical characteristics can be ensured without causing a so-called moire phenomenon or the like, while the spacers maintain the uniform cell gap in the construction of the optical device.

Abstract: A composite anode for an all-solid-state battery, the composite anode having no active anode material is provided. Specifically, the anode includes: an anode current collector; and a protective layer positioned on the anode current collector, and including a metallic compound and a metal alloyable with lithium, wherein the metallic compound includes at least one selected from the group consisting of a metal oxide, a metal carbide, and a combination thereof.

Abstract: Disclosed is a glass for vehicles. The glass for vehicles includes a first glass panel, a second glass panel spaced apart from the first glass panel while maintaining a regular distance from the first glass panel, bonding films located between the first glass panel and the second glass panel, and a high refractive film located between the bonding films. The high refractive film is configured to have a wedge angle of 0.0028 rad to 0.0042 rad in the longitudinal section thereof.

Abstract: The present disclosure relates to a projection device, and more particularly, to a projection device including: a projector module configured to provide an image to a screen; and a lens module between a user's eyes and the screen, wherein the project module includes: a display module configured to provide a certain image; and a backlight module configured to provide light to the display module such that the image provided by the display module is projected on the screen, wherein the display module is between the backlight module and the screen, the display module is configured to induce a convergence reaction on the user's eyes such that the image projected on the screen has a convergence distance, and the lens module is configured to induce a focus reaction on the user's eyes and change a focal length of the image reproduced by the display module within a certain range.

Abstract: A substrate having a spacer formed thereon, a method of making the same, and an optical device including the same are disclosed herein. In one embodiment, a substrate includes a base layer, and a black column spacer formed on the base layer, wherein the black column spacer has an optical density in a range of 1.1 to 4, and wherein the black column spacer having a curved portion, wherein a cross section of the curved portion having at least one region having curvature.

Abstract: A substrate and a method for producing the same are disclosed herein. In some embodiments, a substrate includes a base layer, a black layer formed on the base layer, and column spacers formed on the black layer, wherein a loss rate of spacers measured by a peel test is 15% or less. The substrate can have excellent adhesiveness of the spacer to the base layer or the black layer and ensuring appropriate darkening properties. The method can effectively produce such a substrate without adverse effects such as occurrence of foreign materials without separate treatment such as heat treatment.

Abstract: A method of fabricating a semiconductor device includes forming a device isolation layer in a substrate to define active regions, forming a conductive layer on the active regions, forming first mask patterns intersecting the active regions on the conductive layer, etching the conductive layer using the first mask patterns as etch masks to form bit lines, growing second mask patterns from top surfaces of the first mask patterns, and performing a patterning process using the second mask patterns as etch masks to form contact holes exposing the active regions between the bit lines.

Abstract: A transparent light emitting device display comprising: a transparent substrate; a conductive metal pattern provided on the transparent substrate; a light emitting device provided on at least a part of the conductive metal pattern; a first transparent adhesive layer provided on the transparent substrate, the conductive metal pattern, and the light emitting device; a UV-cut film provided on the first transparent adhesive layer; and a second transparent adhesive layer provided on the UV-cut film.

Abstract: Disclosed are a coil assembly of a slotless motor, a housing, and a slotless motor including the same. According to the present invention, there is provided a coil assembly of a slotless motor which includes a plurality of first coil structures which have two first coil sides facing each other with a first space interposed therebetween and having a fan-shaped cross section in a width direction and have a first end turn bent in a first direction on at least one end in a longitudinal direction of the two first coil sides and a plurality of second coil structures which have two second coil sides facing each other with a second space interposed therebetween and having a fan-shaped cross section in a width direction and have a second end turn bent in a second direction on at least one end in a longitudinal direction of the two second coil sides, wherein the plurality of first coil structures and the plurality of second coil structures are coupled to each other to form a circular stator winding structure.