Abstract: An accelerator includes: a memory configured to store input data; a plurality of shift buffers each configured to shift input data received sequentially from the memory in each cycle, and in response to input data being stored in each of internal elements of the shift buffer, output the stored input data to a processing element (PE) array; a plurality of backup buffers each configured to store input data received sequentially from the memory and transfer the stored input data to one of the shift buffers; and the PE array configured to perform an operation on input data received from one or more of the shift buffers and on a corresponding kernel.

Abstract: The present invention relates to a composition for a gel polymer electrolyte, which includes a lithium salt, a non-aqueous organic solvent, a polymerization initiator, and an oligomer containing a polycarbonate-based repeating unit, a gel polymer electrolyte in which mechanical strength and ion transfer capability are improved by polymerization of the composition for a gel polymer electrolyte, and a lithium secondary battery in which external impact and stability during high-temperature storage are improved by including the gel polymer electrolyte.

Abstract: The present disclosure is to provide a method capable of producing an organic acid in high yield from an acetic acid strain using synthesis gas as a substrate. According to the present disclosure, the productivity of metabolites with C2 to C6 carbon atoms derived from synthesis gas and the selectivity of hexanoic acid production among metabolites can be improved through a first fermentation step of simultaneously providing a substrate comprising synthesis gas and sugar; and a second fermentation step of semi-mixotrophic fermentation of providing only the substrate comprising the synthesis gas. Therefore, the disclosure can contribute to sustainable chemical production using synthesis gas.

Abstract: Proposed are counter-based selective row hammer refresh apparatus and method for row hammer prevention and, more particularly, proposed are an apparatus and a method for reducing energy consumption of dynamic random access memory (DRAM) by improving counter-based algorithms for solving a row hammer problem when applying a refresh management (RFM) command that is a new command applied to the latest DRAM standards, such as DDR5, LPDDR5, and the like.

Abstract: The present disclosure relates to a biomimetic chip for three-dimensionally simulating an endometrium, and an endometrium simulating method using the biomimetic chip. The biomimetic chip according to an embodiment of the present disclosure is a three-dimensional biomimetic chip including a plate, a plurality of chambers, and a plurality of posts, which are arranged between the plurality of chambers, wherein the plurality of chambers include channels in which different cells are cultured, are arranged on the plate to be parallel to each other in one direction, and are arranged adjacent to each other such that at least some sections communicate with each other.

Abstract: The present disclosure provides a recombinant microorganism for producing PHBV, a method for preparing the same, and a method for producing PHBV using the microorganism. The present disclosure may provide a recombinant microorganism capable of producing PHBV, which is a biodegradable plastic material with superior physical properties, directly from an inexpensive single carbon source with high efficiency without supplementation of organic acid. The present disclosure can enhance the utilization of PHA, which is expensive and has limited physical properties, and can also provide a technology more effective for industrialization using an inexpensive single carbon source. The PHBV produced according to an exemplary embodiment of the present disclosure can be used not only for general-purpose inexpensive products such as ecofriendly packing materials but also as a high-value-added medical biopolymer.

Abstract: The present specification describes a culture of a microorganism, which comprises an increased content of oleic acid, or a microbial oil comprising the same. In addition, the present specification describes a method for producing oleic acid and lipids comprising the same by culturing a microorganism. Since the present disclosure enables the production of lipids comprising oleic acid at a high concentration without genetic manipulation of a lipid-producing microorganism, it may be utilized in various industrial fields requiring oleic acid, such as foods, cosmetic materials, biofuels, etc.

Abstract: The present invention relates to a system and method for monitoring the safety of users in a shaded area, wherein location information about an RFID post installed in a shaded area is identified by means of an RFID tag, so that the location of a work group working in the shaded area can be transmitted to a control server in real time, and the control server compares the location of the work group with operation information about trains, thereby determining whether the work group is in danger or not, makes notification the same, so that the safety of the work group can be secured.

Abstract: Disclosed are a mutant microorganism for producing succinic acid exhibiting improved activity of conversion of oxaloacetate to malate through the introduction of genes encoding a malate dehydrogenase, wherein an amino acid residue that interacts with a pyrophosphate moiety of NADH through an amide functional group of a main chain of malate dehydrogenase is glutamine (Gln), and a method of producing succinic acid using the same. The mutant microorganism producing succinic acid according to the present invention is capable of producing a high concentration of succinic acid at the highest productivity compared to other mutant microorganisms reported to date when the microorganism is cultured in a limited medium. In addition, the mutant microorganism is capable of producing succinic acid at higher productivity and product concentration through further advanced fermentation technology.

Abstract: A device and method with transformer model implementation are provided. The electronic device includes a processor configured to perform an inference by implementing a transformer model including a plurality of encoders and a plurality of decoders, and a memory configured to store instructions to be executed by the processor. Each of the encoders and the decoders includes an attention block that determines an attention value. The processor is configured to perform a first sub-softmax tile-wise operation in the attention block, perform a reduction operation to determine an adjustment factor based on a resulting value of the first sub-softmax operation, and perform a second sub-softmax tile-wise operation based on a resulting value of the reduction operation.

Abstract: Disclosed is a recombinant microorganism capable of growing using only carbon dioxide and formic acid by introducing and improving a metabolic pathway for synthesizing pyruvic acid from carbon dioxide and formic acid to enhance pyruvic acid synthesis efficiency and performing additional genetic manipulation, and a method for producing useful substances using the same. Advantageously, the recombinant microorganism is capable of synthesizing pyruvic acid, a C3 organic compound, at a remarkably improved rate, and in particular, grows well even in a medium containing only carbon dioxide and formic acid as carbon sources without a glucose supply, and is thereby capable of synthesizing pyruvic acid and various high value-added compounds using the same as an intermediate product in an economically efficient manner.

Abstract: A neural processor is provided. The neural processor includes a matrix device which is configured to generate an output feature map by processing a standard convolution operation and which has a systolic array architecture, and accelerators with an adder-tree structure which are configured to process depth-wise convolution operations for each of elements of the output feature map corresponding to lanes of the matrix device.

Abstract: The present invention relates to a system and method for monitoring the safety of users in a shaded area, wherein location information about an RFID post installed in a shaded area is identified by means of an RFID tag, so that the location of a work group working in the shaded area can be transmitted to a control server in real time, and the control server compares the location of the work group with operation information about trains, thereby determining whether the work group is in danger or not, makes notification the same, so that the safety of the work group can be secured.

Abstract: An accelerator includes: a memory configured to store input data; a plurality of shift buffers each configured to shift input data received sequentially from the memory in each cycle, and in response to input data being stored in each of internal elements of the shift buffer, output the stored input data to a processing element (PE) array; a plurality of backup buffers each configured to store input data received sequentially from the memory and transfer the stored input data to one of the shift buffers; and the PE array configured to perform an operation on input data received from one or more of the shift buffers and on a corresponding kernel.

Abstract: A neural processor is provided. The neural processor includes a matrix device which is configured to generate an output feature map by processing a standard convolution operation and which has a systolic array architecture, and accelerators with an adder-tree structure which are configured to process depth-wise convolution operations for each of elements of the output feature map corresponding to lanes of the matrix device.

Abstract: An accelerator includes: a memory configured to store input data; a plurality of shift buffers each configured to shift input data received sequentially from the memory in each cycle, and in response to input data being stored in each of internal elements of the shift buffer, output the stored input data to a processing element (PE) array; a plurality of backup buffers each configured to store input data received sequentially from the memory and transfer the stored input data to one of the shift buffers; and the PE array configured to perform an operation on input data received from one or more of the shift buffers and on a corresponding kernel.

Abstract: Provided is a method of treating a penis of male human using a composition including a Maca root extract as an active ingredient to enhance erection of the penis. The method includes: applying an effective amount of the composition to a skin of a penis of a male human in need thereof. The composition comprises: a skin conditioner, a solvent, a humectant, a viscosity increasing agent, a surfactant, a preservative, a chelating agent, and perfume. The skin conditioner includes: a Maca root extract, a natural extract, niacinamide, glyceryl acrylate/acrylic acid copolymer, hyaluronic acid, arginine, hydrolyzed collagen, sucrose distearate, hydrogenated lecithin, and dimethicone. The composition includes: 0.5 to 10 parts by weight of the Maca root extract; and 1 to 5 parts by weight of the natural extract based on 100 parts by weight of the composition.

Abstract: Provided is a male cleanser including a skin conditioner, a solvent, a humectant, a viscosity increasing agent, a surfactant, a preservative, a chelating agent, and perfume, wherein the skin conditioner includes a Maca root extract, a natural extract, niacinamide, glyceryl acrylate/acrylic acid copolymer, hyaluronic acid, arginine, hydrolyzed collagen, sucrose distearate, hydrogenated lecithin, and dimethicone.

Abstract: An accelerator includes: a memory configured to store input data; a plurality of shift buffers each configured to shift input data received sequentially from the memory in each cycle, and in response to input data being stored in each of internal elements of the shift buffer, output the stored input data to a processing element (PE) array; a plurality of backup buffers each configured to store input data received sequentially from the memory and transfer the stored input data to one of the shift buffers; and the PE array configured to perform an operation on input data received from one or more of the shift buffers and on a corresponding kernel.

Abstract: The present invention relates to an electronic device for controlling an unmanned aerial vehicle and a control method therefor. The electronic device for controlling an unmanned aerial vehicle according to the present invention comprises: a first sensor for sensing a first direction; a second sensor for sensing a second direction opposite to the first direction; and a processor electrically connected to the first sensor and the second sensor, wherein the processor may be configured to: determine whether the unmanned aerial vehicle is located in a first environment on the basis of at least one sensing data obtained by the first sensor; control sensing operations of the first sensor and the second sensor according to the determination result; and control motion of the unmanned aerial vehicle on the basis of at least one sensing data obtained by the first sensor and the second sensor.