Abstract: There are provided a semiconductor memory device and a method of manufacturing the semiconductor memory device. The semiconductor memory device includes a gate stack comprising a plurality of first interlayer insulating patterns and a plurality of conductive patterns alternately stacked, a dummy stack comprising a plurality of second interlayer insulating patterns and a plurality of sacrificial insulating layers, a plurality of step-shaped grooves defined at different depths in the gate stack, a plurality of openings passing through the dummy stack and spaced apart from each other, a first gap-fill insulating pattern filling the plurality of step-shaped grooves, a second gap-fill insulating pattern filling the plurality of openings, a plurality of conductive gate contacts passing through the first gap-fill insulating pattern and connected to the plurality of conductive patterns, and a plurality of conductive peripheral circuit contacts passing through the second gap-fill insulating pattern.

Abstract: An apparatus and a method for photographing an object are disclosed. According to an embodiment, a first button corresponding to a first mode and a second button corresponding to a second mode are exposed on a display, and when a user input for selection of the first button occurs, at least one camera is controlled to obtain a first image of the object; one of a plurality of photographing modes is selected as a photographing mode for the object through a result of object recognition based on the obtained first image; and one or more second images of the object are obtained by controlling the at least one camera and at least one lighting on the basis of the selected photographing mode.

Abstract: Disclosed are a cathode for all-solid-state batteries including a network, and a method of manufacturing the same.

Abstract: Various embodiments herein provide techniques for reducing computational complexity in multiple input multiple output (MIMO, e.g., massive MIMO (mMIMO)) communications, such as efficient decomposition of a channel covariance matrix. Embodiments enable accurate mMIMO channel estimation with relatively low computational complexity compared with prior techniques. Additionally, embodiments may provide efficient beamforming and/or spatial compression. Other embodiments may be described and claimed.

Abstract: A brake apparatus for a vehicle according to an aspect of the present invention, the brake apparatus for a vehicle including a brake pad configured to pressurize a brake disc, a screw bar positioned inside a caliper body and rotated by receiving power from a motor part, a piston configured to pressurize the brake pad, and a nut rectilinearly moved due to a rotation of the screw bar, positioned inside the piston, and provided with a plurality of air discharge grooves, which are disposed to be spaced apart from each other to discharge air present inside the piston, and an air passage groove which connects the plurality of air discharge grooves.

Abstract: The present invention relates to a positive electrode active material which makes it possible to improve the electrochemical properties and stability of a positive electrode active material including a lithium composite oxide by adjusting the direction of a concentration gradient of a metal element of the lithium composite oxide, and a lithium secondary battery using a positive electrode including the positive electrode active material.

Abstract: A camera system of a mobile device includes: a sensor module disposed in a first body connected to a rotation member of the mobile device; and a lens module disposed in a second body connected to the rotation member. When the first body and the second body are rotated with respect to the rotation member to overlap each other, optical axes of the sensor module and the lens module correspond to each other and are operated as a common camera system, and the common camera system provides a first photographing mode and a second photographing mode with different viewing angles based on two focuses generated by a first geometry phase lens included in the lens module.

Abstract: The present invention relates to an optical element capable of simultaneously outputting sound from the surface of a display device with an image, the optical element comprising: a first electrode member; a first dielectric elastomer layer disposed on the first electrode member; a second electrode member disposed on the first dielectric elastomer layer; and an optical crystal layer disposed on the second electrode member. Accordingly, in the present invention, image and sound are implemented simultaneously, and thus, it is possible to prevent defects due to mismatching of the image and the sound, and a separate sound system is not required when the display device is manufactured using the optical element, thereby making it possible to reduce components of an electronic product including the display device and reduce the manufacturing cost.

Abstract: There are provided a semiconductor memory device and a manufacturing method of the same. The semiconductor memory device includes: a stack structure including conductive patterns and interlayer insulating layers, which are alternately stacked in a first direction; a channel layer penetrating the stack structure; a first semiconductor layer disposed on the stack structure, the first semiconductor layer including a first impurity of a first conductivity type; a second semiconductor layer disposed on the first semiconductor layer, the second semiconductor layer including a well region with a second impurity of a second conductivity type, wherein the second conductivity type is different from the first conductivity type; and a memory layer between the channel layer and the stack structure.

Abstract: The present invention relates to an Impatiens balsamina-derived anti-bacterial peptide and an anti-bacterial composition comprising same. Specifically, six types of peptide derivatives were prepared on the basis of the sequence of a conventional Impatiens balsamina-derived peptide Ib-AMP4 known to have anti-fungal activity, and a peptide derivative exhibiting anti-bacterial and anti fungal activity better than that of Ib-AMP4 and having weak cytotoxicity and hemolytic properties has been identified, and thus the peptide derivative, which is an Impatiens balsamina-derived anti-bacterial peptide, can be used, in the fields of medicine, cosmetics and food, as an anti-bacterial or anti-fungal pharmaceutical composition, antibiotic, food preservative, cosmetic preservative, pharmaceutical preservative or feed additive preservative, and the like.

Abstract: According to various examples, communication device is described comprising a receiver configured to receive a signal from another communication device via a radio channel and a processor configured to estimate a power delay profile of the radio channel by maximum likelihood estimation of the power delay profile from the received signal and perform receive signal processing in accordance with the estimated power delay profile.

Abstract: Devices and methods for performing a beam management operation are provided in this disclosure. A radio communication device may include a transceiver that is configured to transmit a plurality of reference signals, each reference signal being beamformed based on a set of beamforming weights that is different from a set of beamforming weights of at least one other reference signal, and receive a plurality of measurement results representing measurements for at least some of the plurality of reference signals. The radio communication device may further include a processor that is configured to provide the plurality of measurement results to a machine learning model configured to determine a parameter for a beam management operation using a predefined codebook and perform the beam management operation according to the predefined codebook based on the determined parameter.

Abstract: A coil component includes: a body including a plurality of corners formed by side surfaces of the body adjacent to each other; a coil disposed in the body, and including one or more turns on a central axis, substantially parallel to the first direction; and an external electrode disposed on a surface of the body and connected to the coil, wherein an outermost turn of the coil includes a plurality of corner portions adjacent to the plurality of corners of the body, and at least one connection portion connecting the plurality of corner portions and adjacent to the side surface of the body, and when a maximum value of a line width in at least one of the plurality of corner portions is referred to as Dmax, and a minimum value of a line width in the at least one connection portion is referred to as dmin, 1.05 dmin?Dmax?1.20 dmin is satisfied.

Abstract: A local server includes a controller configured to select a processing function for processing offload, and receive, from a traffic filter, target data that originates from a local network; and a processing platform comprising one or more processors and configured to apply the processing function to the target data to obtain processed data; and wherein the controller is further configured to send the processed data to a remote server for remote processing.

Abstract: Provided herein is a semiconductor memory device and a method of manufacturing the semiconductor memory device. The semiconductor memory device includes a first gate stacked body including a plurality of interlayer insulating layers and a plurality of conductive patterns that are alternately stacked in a vertical direction, a second gate stacked body including a source select line and an insulating pattern that are sequentially formed on the first gate stacked body, and a channel structure extending into the first gate stacked body and the second gate stacked body in a vertical direction, and including a first end upwardly protruding higher than the second gate stacked body, wherein the source select line includes a plurality of conductive layers that are sequentially stacked.

Abstract: A system may have an exterior display. The exterior display may display symbols that correspond to intended actions for the system or instructions for nearby viewers. The exterior display may include an array of light-emitting diodes, a collimator, a one-way filter to prevent sunlight from washing out the display, and a cover layer. The one-way filter may include a microlens array and a masking layer. The collimator is configured to collimate light from the array of light-emitting diodes and provide the collimated light to the one-way filter. The microlens array receives the collimated light and focuses the collimated light through a plurality of holes in the masking layer. In this way, the majority of display light is passed through the one-way filter towards a viewer. However, the majority of ambient sunlight is blocked by the masking layer, thus preserving a high contrast for the exterior display even in bright sunlight.

Abstract: A semiconductor package includes a package substrate, an interposer on the package substrate, and a first semiconductor device and a second semiconductor device on the interposer, the first and second semiconductor devices connected to each other by the interposer, wherein at least one of the first semiconductor device and the second semiconductor device includes an overhang portion protruding from a sidewall of the interposer.

Abstract: An anhydrous fiber-dyeing apparatus using vacuum transfer, includes: a hollow drum in which a plurality of fine holes are formed to penetrate therethrough, and a fiber to be dyed are wound around an outer surface thereof; a transfer film covering the outer surface of the fiber wound around the drum and having an inner side surface coated with a dye; heating means heating the fiber wound around the drum; and a vacuum means suctioning air through an inner space of the drum to form a vacuum pressure through the fine holes of the drum.

Abstract: A bag according to one aspect of the present invention may include: a bag body provided with a back plate portion and a storage space for storing items; a shoulder slinging portion including a backrest portion corresponding to the back plate portion and a shoulder strap connected to the backrest portion; and a first coupling portion connecting the back plate portion and the backrest portion in a height-adjustable manner, wherein the first coupling portion includes: a first body coupling portion coupled to the back plate portion; and a backrest coupling portion coupled to the backrest portion, and the first body coupling portion includes a plurality of coupling areas to which the backrest coupling portion is coupled and provided at different heights.