Abstract: A negative electrode active material and a method for preparing a negative electrode active material, comprising preparing a silicon-based compound including SiOx, wherein 0.5<x<1.3, and forming a crystalline carbon coating layer on the silicon-based compound through a chemical vapor deposition method using an organometallic compound as a source, wherein the organometallic compound is at least any one selected from the group consisting of aluminum acetylacetonate, aluminum ethoxide, aluminum phenoxide, aluminum acetate, aluminum tributoxide, and a combination thereof.

Abstract: A platooning controller, a vehicle system including the same, and a method thereof perform braking control based on a hitch angle. The platooning controller includes a processor that controls platooning of one or more vehicles, each with a trailer, and includes a storage storing information for controlling the platooning. The processor controls a host vehicle such that a hitch angle of the host vehicle with the trailer meets a predetermined reference angle, when it is necessary to perform braking control, and controls the host vehicle to perform the braking control.

Abstract: A semiconductor memory device includes: a plurality of page buffers disposed on a substrate; and a plurality of pads exposed to one surface of a dielectric layer covering the page buffers, and coupled to the respective page buffers. The substrate comprises a plurality of high voltage regions and a plurality of low voltage regions which are alternately disposed in a second direction crossing a first direction. Each of the plurality of page buffers comprises a sensing unit and a bit line select transistor coupled between the sensing unit and the one of the plurality of pads. The bit line select transistors of the plurality of page buffers are disposed in the plurality of high voltage regions, and the plurality of pads are distributed and disposed in a plurality of pad regions which correspond to the high voltage regions and are spaced apart from each other in the second direction.

Abstract: A hub apparatus for platooning control and a method are provided. A hub apparatus for controlling platooning includes: a processor configured to control at least one of entry, parking, or exit of a platooning vehicle; and a storage configured to store data and algorithms driven by the processor, wherein the processor is configured to control the vehicle to move to a parking position within a hub based on autonomous driving control after a driver exits the vehicle when the vehicle arrives at a gate of the hub.

Abstract: Methods for fabricating semiconductor devices include forming a fin-type pattern protruding on a substrate, forming a gate electrode intersecting the fin-type pattern, forming a first recess adjacent to the gate electrode and within the fin-type pattern by using dry etching, forming a second recess by treating a surface of the first recess with a surface treatment process including a deposit process and an etch process, and forming an epitaxial pattern in the second recess.

Abstract: An embodiment method for controlling autonomous driving in a vehicle with an incorporated semi-autonomous driving system and warning alarm system includes monitoring a status of a driver during semi-autonomous driving, generating a state signal based on the monitoring, the state signal indicating a state that includes a warning state, a coasting state and a braking state, and performing a driver emergency assistance operation based on the state signal, wherein the vehicle transitions to the warning state, the coasting state, or the braking state based on the state signal to perform a corresponding driver emergency assistance operation.

Abstract: A negative electrode active material which includes a secondary particle including first primary particles, wherein the first primary particle includes a core including SiOx, wherein 0?x<2, an intermediate layer which covers at least a portion of a surface of the core and includes silicon nitride, silicon oxynitride, or a mixture thereof, and a carbon coating layer which covers at least a portion of the intermediate layer and includes nitrogen-doped carbon, and a negative electrode and a lithium secondary battery which include the same.

Abstract: A negative electrode and a lithium secondary battery include the negative electrode, wherein the negative electrode includes a metal current collector and a negative electrode active material layer including a negative electrode active material and metal nanowires and formed on the metal current collector. The negative electrode active material includes a silicon-based active material and a carbon-based active material, and the metal nanowires include one or more metals selected from the group consisting of copper, gold, nickel, cobalt, and silver.

Abstract: A semiconductor memory device includes a stack disposed over a first substrate; an etch barrier including a plurality of dummy channels which pass through the stack and surround a coupling region; and a plurality of channels passing through the stack in a cell region outside the coupling region. The stack has a structure in which first dielectric layers and second dielectric layers are alternately stacked, inside the coupling region, and has a structure in which the first dielectric layers and electrode layers are alternately stacked, outside the coupling region.

Abstract: A platooning controller, a vehicle system including the same, and a method thereof include a communicator configured to transmit and receive sensor breakdown information between vehicles in a platooning line and include a processor configured to rearrange the platooning line depending on breakdown of sensors of the vehicles in the platooning line based on the sensor breakdown information. The processor assigns a number according to a location of a vehicle in the platooning line depending on a type, a location, and/or a sensing range of a broken sensor and rearranges the vehicle in a location corresponding to the number.

Abstract: Provided is a negative electrode active material for a lithium secondary battery which includes: a silicon-silicon oxide-magnesium silicate composite comprising a silicon oxide (SiOx, 0<x?2) matrix; and silicon (Si) crystal grains, MgSiO3 crystal grains and Mg2SiO4 crystal grains present in the silicon oxide matrix, wherein the MgSiO3 crystal grains have a crystal size of 5-30 nm and the Mg2SiO4 crystal grains have a crystal size of 20-100 nm in the silicon-silicon oxide-magnesium silicate composite, and the content ratio of MgSiO3 crystal grains to Mg2SiO4 crystal grains is 2:1-1:1 on the weight basis. A method for preparing the negative electrode active material for a lithium secondary battery is also provided.

Abstract: A block-based method for an real event objects according to an embodiment of the present invention includes inputting registration information of character twins and a plurality of character blocks, generating the plurality of character blocks and a plurality of character block tokens corresponding to the plurality of character blocks in a one-to-one manner, executing an advertisement event that allows for collecting the generated character blocks and character block tokens and generating a magic key and character twin tokens corresponding to the character twins in a one-to-one manner, and ending the advertisement event according to an end condition of the advertisement event and then performing compensation for a selected compensation target consumer.

Abstract: A vehicle control method based on detection of falling of a load includes determining whether a load falls by a vehicle, storing one or more surrounding images in response to the falling of the load, transmitting the one or more surrounding images to a center by the vehicle, determining whether the load falls based on the one or more surrounding images by the center, transmitting vehicle control information based on the determination of whether the load falls by the center, and controlling the vehicle based on the vehicle control information received from the center.

Abstract: A semiconductor device including a page buffer is disclosed, which reduces the number of lines of the page buffer. The semiconductor device includes a plurality of bit lines, classified into a first group and a second group, that are arranged alternating, a first page buffer circuit coupled to the plurality of bit lines and a plurality of connection lines corresponding to the plurality of bit lines, and a second page buffer circuit coupled to the plurality of connection lines. Each of the first group and the second group includes a plurality of bit-line pairs classified into odd bit lines and even bit lines. The plurality of connection lines includes odd connection lines and even connection lines, and odd connection lines corresponding to the odd bit lines are arranged contiguous to each other, and even connection lines corresponding to the even bit lines are arranged contiguous to each other.

Abstract: Disclosed is a method comprising the steps of: receiving an input of content motion data included in VR content; transmitting, to a motion device, motion control data corresponding to the input content motion data to control movement of the motion device; receiving, from a predetermined sensing apparatus, motion detection data corresponding to a movement state of the motion device; selecting a motion sickness-causing section by using a difference between the motion control data and the motion detection data; generating final motion control data according to a preset algorithm such that the level of motion sickness in the selected motion sickness-causing section is minimized during a preset content reproduction section, and storing the generated final motion control data; and when 3D VR content is reproduced, transmitting, to the motion device, the final motion control data stored in the previous step so as to control the movement of the motion device.

Abstract: A negative electrode active material includes: a silicon based particle; a carbon coating layer formed on a surface of the silicon based particle and including a transition metal; and carbon nanotubes (CNT), wherein one ends of the carbon nanotubes are connected to the transition metal, and a content of the transition metal is 0.03 to 30 parts by weight based on 100 parts by weight of a sum of the carbon coating layer and the carbon nanotubes.

Abstract: A semiconductor memory device includes a memory chip defined with a first pad on one surface thereof; and a circuit chip defined with a second pad which is coupled with the first pad, on one surface thereof bonded with the one surface of the memory chip. The memory chip comprising: a memory cell array; a bit line disposed in a first wiring layer between the one surface and the memory cell array, and separated into a first bit line section and a second bit line section; and a power pad disposed in a space between the first bit line section and the second bit line section in the first wiring layer, and coupled with the first pad.

Abstract: An electronic device and a control method thereof are provided. The control method of the electronic device includes displaying at least one page from among a plurality of pages, detecting a touch drag input while the at least one page is displayed, performing a scroll function with respect to the plurality of pages according to the touch drag input based on a start point of the touch drag input being positioned in a first area, and performing a drawing function according to the touch drag input based on the start point of the touch drag input being positioned in a second area.

Abstract: Provided is a virtual experience device for aviation leisure sports, the device including: a main frame configured to form a vertical pillar and having an accommodation space in a region of an inside of the main frame; a bottom frame connected to the main frame and configured to form a bottom surface of the virtual experience device for aviation leisure sports; an upper frame extending from the main frame in a horizontal direction and having an accommodation space in a region of an inside of the upper frame and at least one through hole formed in a bottom surface of the upper frame; side frames installed at both sides of the upper frame and configured to support a load of the upper frame; and at least one roller provided in the accommodation space of the upper frame and configured to change a progression direction of a traction wire connected to a harness that will be put on by a user for a leisure sports aircraft virtual experience, wherein a motor portion for adjusting a usage length of the traction wire is

Abstract: A speed controller for a leading vehicle includes: a communication device that receives a target acceleration and a current acceleration from a following vehicle; and a controller that predicts a time when the following vehicle brakes based on the received target acceleration and the received current acceleration when the leading vehicle coasts down, and increases a speed of the leading vehicle at the predicted time.