Abstract: A memory device is provided. The memory device may comprise: a first electrode; a resistance change layer placed on the first electrode and containing an alkali metal and a transition metal; and a second electrode placed on the resistance change layer, wherein the content of the alkali metal in the resistance change layer ranges from 40 at % (exclusive) to 88 at % (exclusive).

Abstract: Provided is a composite heating film. The composite heating film includes conductive sheets stacked in a layered structure. Metal/metal oxide composite particles intercalated between neighboring conductive sheets among the conductive sheets are positioned. The composite heating film can generate heat with high efficiency even at a low operating voltage and can be used as a portable heating unit due to having a light weight.

Abstract: Disclosed is a multifocal lens having multiple waveplates. More particularly, the multifocal lens having multiple waveplates includes a lens having an incident surface and an opposite surface thereof; and two or more waveplates disposed on the lens in a direction of the same axis of the lens and made of a birefringent material, wherein respective phases of neighboring waveplates have opposite phase signs to have a complementary relationship, and when the number of waveplates is less than 2, the number of focal points increases.

Abstract: Disclosed is an extended depth-of-focus lens having multiple waveplates. More particularly, the extended depth-of-focus lens having multiple waveplates includes a lens having an incident surface and an opposite surface thereof; a lens waveplate made of a birefringent material, and disposed on the lens in a direction of a central axis of the lens to have phase distribution to increase the number of focal points; and a phase distortion waveplate made of a birefringent material, and disposed on the lens in a direction of a central axis of the lens to have a phase distribution to extend a depth of focus, wherein, in the waveplate layer, phases between neighboring lens waveplates, phases between phase distortion waveplates or phases between a lens waveplate and a phase distortion waveplate have opposite phase signs such that they are in a complementary relation.

Abstract: A particle with a yolk-shell structure including a shell including carbon; and a care including silicon (Si) provided inside the shell, wherein at least a part of the shell is spaced apart from the core, and the particle with the yolk-shell structure has a micropore volume of 0.15 cm3/g or less, and a method for preparing the same.

Abstract: A method for providing a V2X service in a next generation wireless access technology (New RAT) comprises: receiving sidelink control information transmitted from other terminal through a sidelink control channel; and receiving sidelink data information transmitted by the other terminal on a sidelink data channel configured in the same slot based on the sidelink control information, wherein the sidelink control information and the sidelink data information are received in N same symbols among 14 symbols constituting the same slot, and the sidelink data information is received in all of the 14 symbols.

Abstract: The present invention relates to a pixel circuit, a display device using the same, and a method of manufacturing the same. A pixel circuit according to the present technology is a pixel circuit including a light-emitting diode and can include a light-emitting diode, the pixel circuit including a switching transistor connected to a node at which a scan line and a signal line intersect each other, a driving transistor which receives a data voltage in the signal line through the switching transistor and converts the data voltage to a current to be supplied to the light-emitting diode, and a storage capacitor which maintains a voltage applied by the switching transistor, wherein at least one of the driving transistor and the storage capacitor includes a layer formed of a ferroelectric.

Abstract: Provided are a crystalline InZnO oxide semiconductor, a method of forming the same, and a semiconductor device including the crystalline InZnO oxide semiconductor. The crystalline InZnO oxide semiconductor includes an oxide including In and Zn, wherein in Inductively Coupled Plasma-Mass Spectrometry (ICP-MS) analysis, a content of In among In and Zn is about 30 at % or more and about 75 at % or less, and the crystalline InZnO oxide semiconductor has a peak showing crystallinity at a 2-theta value between about 32.3 degrees and about 33.3 degrees in X-ray diffraction (XRD) analysis.

Abstract: Disclosed is a transmitter which includes an encoder and a transmission interface circuit. The encoder receives data bits and generates conversion bits, a number of is the conversion bits being more than a number of the data bits, based on the number of the data bits. The encoder detects a risk pattern of the conversion bits to generate detection data and converts the risk pattern into a replacement pattern based on the detection data to generate code bits, a number of is the code bits being equal to the number of the conversion bits.

Abstract: Provided are a location measurement device and a location measurement method thereof, wherein the location measurement device receives an uplink signal from at least one target terminal which is subject to measuring a location or determining existence or nonexistence, and variably sets an uplink search time window of the uplink signal received from the target terminal according to at least one or two of a location of the location measurement device, a location of a base station, a cell radius of the base station, a distance from the base station, a range of location at which the target terminal is predicted to exist, and a signal detection range in which the uplink signal is detected from the target terminal.

Abstract: The present invention relates to a stent catheter for stenting, which enables a stent to be easily and quickly inserted into the coronary artery of the heart even in a state where the autonomic nerve causes the heart to beat 60 to 80 times per minute, a patient breathes at a heart rate of 12 to 20 beats per minute, and a patient uncooperatively moves, wherein a subtube having a predetermined length and allowing a support wire to pass therethrough is integrally coupled to the outer peripheral surface of a maintube through which a guide wire passes, such that an outlet of the subtube is located at the boundary of a balloon provided on the maintube.

Abstract: A semiconductor device includes: a first insulation layer disposed on a substrate; a lower gate pattern disposed on the first insulation layer; a second insulation layer covering at least a portion of the lower gate pattern; a first lower gate insulation layer disposed on the lower gate pattern and the second insulation layer; a source pattern and a drain pattern disposed on the first lower gate insulation layer, wherein the source pattern and the drain pattern are spaced apart from each other to include a trench facing the lower gate pattern; an oxide semiconductor layer formed along surfaces of the source and drain patterns and a bottom surface of the trench; an upper gate insulation layer disposed on the oxide semiconductor layer; and an upper gate pattern disposed on the upper gate insulation layer and filling the trench.

Abstract: An exemplary embodiment of the present disclosure is a speech synthesis method based on multi-speaker training dataset of a speech synthesis apparatus including pre-training a speech synthesis model using a previously stored neural network with a single speaker training dataset with most spoken sentences, among training datasets of a plurality of speakers, fine-tuning the pre-trained speech synthesis model with a training dataset of a plurality of speakers, and applying a target speech dataset to the fine-tuned speech synthesis model to be converted into a mel spectrogram.

Abstract: The present disclosure relates to a composition for preventing or treating autoimmune disease, which is based on a CTLA4-derived, regulatory T cell-inducing peptide. The composition has an excellent effect of inhibiting differentiation into cytotoxic Th17 cells that produce and secrete inflammatory cytokines and increasing differentiation into regulatory T cells (Treg) and, thus, can be advantageously utilized as a pharmaceutical composition that can prevent or treat autoimmune disease caused by regulatory anomalies of various immune responses.

Abstract: The in-loop filtering method performed by a video decoding apparatus includes: classifying reconstructed samples according to an absolute classification standard or relative classification standard; acquiring offset data on the basis of results of classifying the reconstructed samples; adding an offset value to the reconstructed samples by referencing the acquired offset data; and outputting the offset value-added reconstructed samples. Accordingly, W errors in the reconstructed image can be corrected.

Abstract: A vehicle security network design device may comprise: a level assigning unit for assigning an automobile safety integrity level (ASIL) which provides a risk management standard for each of a plurality of functional elements in a vehicle that is at least temporarily implemented by a processor; a calculation unit for calculating device's controllability with respect to each of the plurality of functional elements on the basis of a connection structure between the plurality of functional elements and a difference value of the ASIL; and a management unit for generating a risk analysis model of a plurality of functional elements.

Abstract: Disclosed are a three-dimensional flash memory having an improved stack connection part and a method for manufacturing same. A three-dimensional flash memory according to an embodiment may comprise: multiple stack structures, each of which comprises multiple word lines alternately stacked in a vertical direction while extending in the horizontal direction, and at least one cell string extending through the multiple word lines in the vertical direction, the at least one cell string comprising a channel layer extending in the vertical direction and a charge storage layer formed to surround the channel layer; and at least one buffer layer that is disposed between the multiple stack structures stacked in the vertical direction and connects the channel layers of the multiple stack structures to each other.

Abstract: Disclosed is a positioning device, a position measurement server, and a position measurement system capable of estimating a relatively accurate position on the basis of a signal transmitted from a terminal in a mobile communication system. Particularly, the positioning device acquires channel configuration information of an uplink signal of a target terminal, receives the uplink signal of the target terminal through one or more uplink signal reception units on the basis of the channel configuration information, measures information on the received uplink signal, and transmits the information on the uplink signal of the target terminal to the position measurement server, and the position measurement server receives the information on the uplink signal of the target terminal from the positioning device and calculates a position of the target terminal on the basis of the information on the uplink signal of the target terminal.

Abstract: The film structure according to an embodiment of the present invention includes at least one active monolayer having an energy level quantized in at least one axial direction and at least one barrier alternately stacked with the at least one active monolayer. Current flows through the active monolayer, and the current flow may be limited by the quantized energy level.

Abstract: Disclosed is a processor implemented method that includes calculating a quantization error for each channel of a neural network using activation data output from a first layer of the neural network and a quantization scale of a second layer connected to the first layer, calculating a final loss using a regularization loss term determined based on the quantization error for each channel, and updating a batch norm parameter of the first layer in a direction to decrease the final loss.