Abstract: The present disclosure includes a memory device and a method of manufacturing the memory device. The memory device includes a channel layer passing through gate lines stacked spaced apart from each other, a channel junction extending on the channel layer, a capping layer surrounded by the channel layer, a void surrounded by the capping layer, a capping pattern surrounded by the channel junction and contacting an upper portion of the capping layer and the void, and a source line positioned on the gate lines and contacting the channel junction.

Abstract: Provided are an optical display device and an adhesive film to be included therein. The optical display device comprises: a panel for an optical display device and an adhesive film stacked on at least one surface of the panel for an optical display device, wherein the adhesive film has a storage modulus of 0.5 MPa or less at ?20° C., the adhesive film has a haze of 3% or more, and the optical display device does not include a polarization plate.

Abstract: An adhesive film and an optical display apparatus including the same are provided herein. The adhesive film includes: a (meth)acrylic copolymer; a chain-transfer agent; a photoinitiator; and a UV absorber mixture, wherein the UV absorber mixture includes: an indole-based UV absorber as a first UV absorber; and at least one of a triazine-based UV absorber or a benzotriazole-based UV absorber as a second UV absorber.

Abstract: The present disclosure provides a carrier and a method for alignment using the same. The alignment method of the present disclosure may acquire images of the carrier by an optical system, analyze an alignment state of the optical system with respect to the carrier, and align the optical system based on the alignment state.

Abstract: A master jig and an equipment diagnosis method using the same are disclosed. The master jig may include a case and a marking member coupled to an outer surface of the case. The equipment diagnosis method may include a step of moving the master jig inserted into a transfer device in one direction, a step in which an optical system photographs an outer surface of the master jig to acquire an image of the master jig, and a step in which a controller analyzes the image of the master jig to diagnose a state of the optical system.

Abstract: A poly(glycolic acid)-containing resin composition includes a poly(glycolic acid), a zinc-containing ionomer (Zn ionomer), and an ethylene-based terpolymer. A film including the poly(glycolic acid)-containing resin composition is also provided. The poly(glycolic acid)-containing resin composition and the film can be widely applied in the field of green technologies, such as a biodegradable resin, a biodegradable food packaging film, a biodegradable sanitary product, and other biodegradable plastics.

Abstract: A poly(glycolic acid)-containing resin composition including a poly(glycolic acid), an ethylene-(meth)acrylic polymer and an ethylene-based terpolymer is provided. A film including the poly(glycolic acid)-containing resin composition is also provided. The poly(glycolic acid)-containing resin composition and the film can be widely applied in the field of green technologies such as a biodegradable resin, a biodegradable food packaging film, a biodegradable sanitary product, and other biodegradable plastics.

Abstract: Provided are an optical member and an optical display device comprising same, the optical member comprising a support layer and an optically functional layer laminated on one surface of the support layer, wherein: the optically functional layer includes a groove having inclined surfaces; at least one convex portion extending from the flat portion of the optically functional layer is formed at each of the inclined surfaces; the convex portion is a curved surface with a radius of curvature of 1 mm or greater, and each of the inclined surfaces satisfies expression 1.

Abstract: Provided are a silicone-based adhesive film, an optical member including same, and an optical display device comprising same, the silicone-based adhesive film being formed of a composition including: a reactive silicone-based resin; an MQ-type silicone-based resin; inorganic particles having a reactive functional group; and a catalyst, and the silicone-based adhesive film having a peel strength of 20 gf/inch or more, as measured on the surface of a fingerprint-resistant layer.

Abstract: The apparatus for accommodating battery cell according to the present disclosure may comprise a cell accommodating portion which protrudes in a vertical direction from an upper surface of the transporting portion and in which a battery cell may be disposed; at least one fixing member which is disposed on the accommodating portion and which is capable of fixing the battery cell to the cell accommodating portion; and at least one stopper which is disposed on the cell accommodating portion and which prevents the battery cell from falling from the cell accommodating portion while the transporting portion moves.

Abstract: The present invention relates to a movable magnet type bicycle pedal, and a shoe coupling device equipped with a means for preventing attachment of metal powder. More particularly, the present invention relates to a movable magnet type bicycle pedal and a shoe coupling device equipped with a means for preventing attachment of metal powder, wherein the shoe coupling device and the pedal are respectively provided with a magnet, and are coupled to each other by magnetic force only during pedaling, and, when the pedaling is stopped or the running of a bicycle is stopped, the coupling between the magnets is released through a magnetic separation means and at the same time metal powder attached to a shoe is caused to fall so as to prevent the metal powder from being attached to the shoe.

Abstract: Provided are a biodegradable aliphatic-aromatic polyester copolymer having excellent hydrolysis resistance and high viscosity which has a carboxyl end group (CEG) content of 15 mg KOH/g or less, a ratio (Mz/Mn) of a z-average molecular weight (Mz) to a number average molecular weight (Mn) of 3 to 15, and a melt index (MI) of 5 g/10 min or less as measured under conditions of a temperature of 190° C. and a load of 2.16 kg in accordance with ASTM D 1238. A method of preparing a biodegradable aliphatic-aromatic polyester copolymer is provided, including adding a chain extender and an anti-hydrolysis agent to an aliphatic-aromatic polyester pre-copolymer over time, whereby a significant viscosity rise and improvement of hydrolysis resistance may be implemented simultaneously.

Abstract: Provided is a biodegradable polyester polymer comprising a polymerization reaction product of an aliphatic dicarboxylic acid, an C6-30 aromatic dicarboxylic acid, an aliphatic diol, and a branching agent, and wherein the biodegradable polyester polymer has a ratio of z-average molecular weight (Mz) to weight average molecular weight (Mw) (“Mz/Mw”) greater than 2 and an easy-tear film including the same. The biodegradable film has excellent mechanical properties to effectively protect a product inside the packaging but also be easily opened in a controlled manner without excessive force and at the same time, provide an environmentally-friendly alternative to non-degradable plastics.

Abstract: Provided are a biodegradable aliphatic-aromatic polyester copolymer having excellent hydrolysis resistance and high viscosity which has a carboxyl end group (CEG) content of 15 mg KOH/g or less, a ratio (Mz/Mn) of a z-average molecular weight (Mz) to a number average molecular weight (Mn) of 3 to 15, and a melt index (MI) of 5 g/10 min or less as measured under conditions of a temperature of 190° C. and a load of 2.16 kg in accordance with ASTM D 1238. A method of preparing a biodegradable aliphatic-aromatic polyester copolymer is provided, including adding a chain extender and an anti-hydrolysis agent to an aliphatic-aromatic polyester pre-copolymer over time, whereby a significant viscosity rise and improvement of hydrolysis resistance may be implemented simultaneously.

Abstract: Provided is a binder jetting 3D printer capable of continuous printing, wherein a box assembly is supplied by a horizontal movement guide means, a 3D object is built with binder jetting within a build box, and the box assembly in which the 3D object is built is withdrawn, thereby printing 3D objects continuously. In particular, provided is a binder jetting 3D printer capable of continuous printing, wherein a box assembly including a powder supply box and a build box is simplified by integrating the boxes and a lifting and lowering process of a supply plate and of a build plate is facilitated, thereby reducing the time taken for a 3D printing process and thus improving productivity.

Abstract: An image capture device is described. The image capture device includes a visible image sensor, an optical transfer medium, a non-pixelated non-visible sensitive light source, and a non-visible sensitizing part. The visible image sensor is configured to receive visible light indicative of a scene and generate an image depicting the scene. The optical transfer medium is on the visible image sensor. The optical transfer medium is constructed of a material operable to pass visible light indicative of the scene to the visible image sensor. The non-pixelated non-visible sensitive light source is connected to the optical transfer medium. The light source is configured to generate visible light indicative of the scene in response to non-visible medium stimulation. The non-visible sensitizing part is configured to detect the non-visible medium indicative of the scene.

Abstract: A method in which a high-quality packet telephony terminal apparatus performing low-latency and lossless packet communication with a counterpart packet telephony terminal apparatus operates in an integrated network structure in which a time sensitive network (TSN) and a packet communication network are combined may be disclosed. The packet telephony terminal apparatus may perform packet telephony call processing, perform a TSN stream reservation procedure when the counterpart packet telephony terminal apparatus is capable of performing a TSN function for lossless packet communication, adjust a size of a dejitter buffer when the TSN stream reservation procedure is successful, and perform low-latency packet telephony communication through the minimized size of the dejitter buffer.

Abstract: An adhesive film, an optical member including the same, and an optical display apparatus including the same are provided. An adhesive film includes a (meth)acrylic based copolymer, a (meth)acrylic based oligomer, and a curing agent and has a maximum shear strain of 50% or less at 60° C. and a peel strength of 600 gf/25 mm or more with respect to a polyimide based film at 25° C.

Abstract: Provided are: an adhesive film formed of an adhesive film composition comprising a (meth)acrylic binder, a (meth)acrylic oligomer, and a curing agent, wherein the adhesive film has a peak temperature of tan ? of about ?40° C. or less, and a storage modulus of about 0.3 MPa or less at ?20° C., an optical member including same; and an optical display apparatus including same.

Abstract: A telescopic pipe includes a base pipe having a base inner pipe rotated by external force, and a base outer pipe arranged to receive the base inner pipe; a connecting pipe having a connecting inner pipe coupled to the base inner pipe to be extendable to transfer rotational force, and a connecting outer pipe screw-coupled to the inner circumferential surface of the base outer pipe to be extendable; and a finishing pipe including a finishing inner pipe coupled to the connecting inner pipe to be extendable and to be rotated, and a finishing outer pipe that is interlocked by means of rotation of the finishing inner pipe and is screw-coupled to the inner circumferential surface of the connecting outer-pipe to be extendable, wherein the connecting outer pipe is interlocked by the rotational force of the extended finishing outer pipe and thus is extended and retracted along the base outer pipe.