Abstract: An operation apparatus performing matrix multiplication of a homomorphic encryption is disclosed. The operation apparatus includes a memory configured to store at least one instruction and a plurality of homomorphic ciphertexts, and a processor configured to execute the at least one instruction. The processor is configured to generate first matrix data having a row of a predetermined size and a column of a predetermined size using the plurality of homomorphic ciphertexts, generate a plurality of third matrix data having a row which is the size of the predetermined column and the column of the predetermined size by arranging second matrix data having a row which is 1/n size of the predetermined column and the column of the predetermined size sequentially n-times, and perform a homomorphic multiplication operation between same rows and same columns using the first matrix data and the generated respective third matrix data.

Abstract: A method for forming a high electron mobility transistor is disclosed. A mesa structure having a channel layer and a barrier layer is formed on a substrate. The mesa structure has two first edges extending along a first direction and two second edges extending along a second direction. A passivation layer is formed on the substrate and the mesa structure. A first opening and a plurality of second openings connected to a bottom surface of the first opening are formed and through the passivation layer, the barrier layer and a portion of the channel layer. In a top view, the first opening exposes the two first edges of the mesa structure without exposing the two second edges of the mesa structure. A metal layer is formed in the first opening and the second openings thereby forming a contact structure.

Abstract: An organic light emitting device comprising an anode, a cathode, and a light emitting layer between the anode and the cathode, the light emitting layer including a compound represented by Chemical Formula 1 and a compound represented by Chemical Formula 2, and having improved driving voltage, efficiency and lifetime is provided.

Abstract: A method and an electronic device for translating a speech signal between a first language and a second language with minimized translation delay by translating fewer than all words of the speech signal according to a level of understanding of the second language by a user that receives the translation.

Abstract: A method for processing missing values of network log data and a method for classifying communication defect root cause thereof, includes utilizing machine learning or deep learning techniques to analyze the root causes of various defects occurring in a network environment while obtaining a complete dataset by obtaining appropriate imputation values according to the characteristics of the parameters in which the missing values exist.

Abstract: Disclosed are an oral solid dosage form composition comprising an active ingredient and a solubilizing carrier wherein a foaming ingredient is used to improve disintegration, dispersion or dissolution, and a preparation method therefor.

Abstract: A method, implemented by a computer, for determining a position of a personal mobility device (PMD) comprises: estimating a position of a PMD based on a first wireless signal; determining whether the PMD is within an intermediate area between a first area and a second area, based on an estimated position of the PMD; determining whether the PMD moves to the second area, by using both the first wireless signal and a second wireless signal; and determining position of the PMD by using any one of the first wireless signal and the second wireless signal based on a movement of the PMD to the second area.

Abstract: A scan driver includes stages that include a first stage. A method for operating the scan driver includes providing a first clock signal, a first carry clock signal, a second carry clock signal, a first power source voltage, and a second power source voltage to the first stage to enable the first stage to provide a first scan signal to a first scan line. Throughout a portion of one frame, each of the first clock signal, the first carry clock signal, and the second carry clock signal is constant.

Abstract: A method for silicon carbide ingot peeling includes the steps of: placing the silicon carbide ingot between first and second suckers; having a pressing head disposed on a top surface of the first sucker to apply mechanical oscillatory energy to both the silicon carbide ingot and the second sucker through the first sucker; and, having an elastic element disposed under the second sucker to absorb part of the mechanical oscillatory energy to transmit longitudinal waves thereof to a modified layer of the silicon carbide ingot for propagating individually intermittent invisible cracks at the modified layer to break silicon carbide chains at different levels. Till the cracks connect together for forming a continuous crack across the silicon carbide ingot, a top portion of the silicon carbide ingot is then separable therefrom to form a wafer. In addition, an apparatus for silicon carbide ingot peeling is also provided.

Abstract: A method of testing a storage controller included in a storage device may include supplying power to the storage device, transmitting a write command including an algorithm pattern corresponding to a designated special function register of the storage controller, transmitting a read command corresponding to the designated special function register, receiving a chip ID response corresponding to the read command, and determining whether the storage controller is defective based on the chip ID response.

Abstract: The present invention relates to a multi-conjugate of small interfering RNA (siRNA) and a preparing method of the same, more precisely a multi-conjugate of siRNA prepared by direct binding of double stranded sense/antisense siRNA monomers or indirect covalent bonding mediated by a cross-linking agent or a polymer, and a preparing method of the same. The preparing method of a siRNA multi-conjugate of the present invention is characterized by simple and efficient reaction and thereby the prepared siRNA multi-conjugate of the present invention has high molecular weight multiple times the conventional siRNA, so that it has high negative charge density, suggesting that it has excellent ionic interaction with a cationic gene carrier and high gene delivery efficiency.

Abstract: The present invention is directed to compressed hemostatic tablets or forms comprising a fibrous non-woven oxidized cellulose (OC or ORC) multilayer material compressed into a form stable tablet, further comprising calcium salt, with the tablets rapidly expandable on contact with blood or blood plasma. The compressed forms may further comprise a multi-arm PEG-SG and are dimensionally, preferably with regard to length and width, stable for at least 48 hours after compression. In some embodiments, the compressed forms will expand upon contact with blood from 1.5 to 5 times of tablet length in 5 seconds; from 2 to 6 times of tablet length in 20 seconds; and from 3 to 6 times of tablet length in 5 minutes. The compressed forms are effective in hemostasis in heparinized blood.

Abstract: A method of a communication node may comprise: transmitting required network configurations for applying each of artificial neural network models to a network node; and transmitting a status report of the first model including a model identifier field and a model information field for each of the artificial neural network models to the network node to activate at least one artificial neural network model among the artificial neural network models, wherein each of the required network configurations includes a configuration identifier and network configuration information.

Abstract: The present invention relates to a composition for treating neurodegenerative diseases comprising a beta blocker and a cholinesterase inhibitor and, more specifically, to a composition that relieves neuroinflammation, promotes nerve cell differentiation and shows antioxidant effects to exhibit synergistic effects on degenerative neurological diseases.

Abstract: A method includes forming a first fin and a second fin protruding from a frontside of a substrate, forming a gate stack over the first and second fins, forming a dielectric feature dividing the gate stack into a first segment engaging the first fin and a second segment engaging the second fin, and growing a first epitaxial feature on the first fin and a second epitaxial feature on the second fin. The dielectric feature is disposed between the first and second epitaxial features. The method also includes performing an etching process on a backside of the substrate to form a backside trench, and forming a backside via in the backside trench. The backside trench exposes the dielectric feature and the first and second epitaxial features. The backside via straddles the dielectric feature and is in electrical connection with the first and second epitaxial features.

Abstract: A vehicle air conditioner for minimizing the leakage of air through a dual blocking structure between upper and lower flow paths, and having a dual blocking structure. An air-conditioning case having an inner air flow path is divided into an upper flow path and a lower flow path. A heat exchanger for cooling and a heat exchanger for heating are provided in the air flow path of the air-conditioning case. A member having through-holes is disposed downstream of the heat exchanger for heating in the flow direction of air and allows the air that has passed through the heat exchanger for heating to pass therethrough. The member having through-holes has a horizontal member dividing the upper flow path from the lower flow path. A leakage-preventing means is overlapped with the horizontal member so as to prevent the air in the upper flow path and the lower flow path from mixing.

Abstract: A method of a terminal may comprise: receiving a channel state information (CSI) request message from a base station, the CSI request message including first indication information indicating one of quantization configuration information of a first artificial intelligence (AI) model configured in the terminal to encode and transmit CSI; quantizing generated CSI feedback information based on the first indication information; and transmitting a CSI report message including the quantized CSI feedback information to the base station.

Abstract: An embodiment multi-way coolant valve includes an outer housing including first to third outer inlets, first to third outer outlets, and a pump mount portion coupled to one of the outer outlets, an inner housing rotatably provided within the outer housing and including penetration holes corresponding to the outer inlets and outlets, a coolant line defined by a selective connection of the penetration holes such that the outer inlets and outlets are selectively connected, pads interposed between an interior circumference of the outer housing and an exterior circumference of the inner housing at locations of the outer inlets and outlets, respectively, and a driving device connected to a rotation center of the inner housing to selectively rotate the inner housing within the outer housing, wherein the inner housing is configured to rotate by a preset interval according to a selected vehicle mode.

Abstract: Disclosed is a data management method and apparatus. The data management method includes: obtaining a hash value of a key by using a predetermined hash function for each of a plurality of data in which the key matches a data value, sorting the plurality of data in which the key is changed to the hash value of the key based on the obtained hash value, classifying the plurality of sorted data into a plurality of groups according to a predetermined criterion; encoding the plurality of data classified into the plurality of groups, and generating a lookup table based on a predetermined hash value included in each of the plurality of classified groups.

Abstract: A method of a terminal may comprise: transmitting channel state prediction-related information to a base station; receiving a channel prediction request signal for a first time instance from the base station; receiving auxiliary reference signal(s) (RS(s)) and a first RS from the base station based on the channel state prediction-related information; and transmitting channel prediction information for the first time instance to the base station, wherein the channel state prediction-related information includes information indicating that channel state information prediction of the terminal is possible, and the channel prediction request signal includes configuration information of the auxiliary RS(s) and configuration information of the first RS.