Abstract: A processor-implemented method includes determining a first width, the first width being a minimum width of a plurality of sectors into which an input range for a non-linear function is divided, and a plurality of second widths dividing the plurality of sectors each into one or more segments, determining a final width of a target sector, the target sector being one of the plurality of sectors, for approximating the non-linear function, based on one or more among the first width and the plurality of second widths, and dividing the non-linear function into one or more segments comprised in the target sector and approximating the divided non-linear function for each of the one or more segments to a linear function.

Abstract: Provided is a qubit state reading apparatus including a probe signal provider configured to provide a probe signal to a qubit and a readout module configured to receive a qubit signal output from the qubit to which the probe signal is provided and read a state of the qubit, in which the readout module includes a local oscillation (LO) signal generator configured to generate an LO signal, a mixer configured to down-convert the qubit signal using the LO signal, an accumulator configured to accumulate output signals of the mixer, and a comparator configured to compare an output signal of the accumulator with a threshold and output a signal corresponding to the state of the qubit, and the readout module down-converts the qubit signal and the LO signal in a homodyne manner.

Abstract: A system for noise-resistant quantum communication using hyperentanglement includes a quantum system that includes a plurality of qubits, a processor, and a memory. The memory includes instructions stored thereon, which, when executed by the processor, cause the quantum system to access a signal of a quantum system that includes a plurality of qubits and obtain hyperentanglement of the plurality of qubits via an entanglement source. The hyperentanglement of the plurality of qubits is in at least two dimensions, including a first dimension and a second dimension. The instructions, when executed, further cause the quantum system to transmit the hyperentangled plurality of qubits via a communication channel; perform a communication of the signal with the first dimension of the at least two dimensions; and filter results of the communicated signal based on the second dimension of the at least two dimensions.

Abstract: The present disclosure provides a spin-orbit torque structure having a high spin Hall angle and low resistance by including a topological material. In addition, the present disclosure provides a spin-orbit torque structure having a low power consumption density by including a topological material. Also, a magnetic memory device including the spin-orbit torque structure is provided.

Abstract: An apparatus for text-to-image generation which is a self-supervised based on one-stage generative adversarial network and uses a discriminator network that extracts an image feature may comprise: a text encoder that extracts a sentence vector from input text; a discriminator that determines whether or not an image matches the text from the sentence vector and the image input from a generator; and a decoder that is connected to an encoder inside the discriminator, wherein the decoder and the encoder form an autoencoder structure inside the discriminator.

Abstract: A target detection method according to the present disclosure includes generating a range-velocity map from a radar signal of an MPSK-MIMO FMCW radar, detecting a plurality of target signals including a real target signal and a ghost target signal for a target with respect to a velocity axis, estimating an angle of arrival of the target by applying a Capon beamforming algorithm to a target detection result, configuring a phase sequence by extracting phase values for the plurality of target signals from the range-velocity map and arranging the phase values in descending order of velocity value, and arranging differently a plurality of prediction phase values derived using the angle of arrival according to a preset rule to obtain a plurality of candidate phase sequences, and calculating a correlation coefficient between the phase sequence and the plurality of candidate phase sequences and identifying a real target signal in the range-velocity map.

Abstract: A hyaluronic acid-lipid derivative, lipid nanoparticles comprising the same, and uses thereof are disclosed. The lipid nanoparticles comprising the hyaluronic acid-lipid derivative can be utilized as a vaccine or a drug delivery carrier for effectively carrying mRNA, proteins and other drugs, and stably delivering same into the body, and such a vaccine or drug delivery carrier has excellent mucoadhesive properties and mucosal permeability and thus has the advantage of enabling vaccine or drug delivery via the nasal cavity and lungs.

Abstract: An antenna package according to an embodiment includes an antenna unit including a radiator, a transmission line extending from the radiator and an antenna ground pad disposed around the transmission line, and a circuit board electrically connected to the antenna unit. The circuit board includes a core layer, a circuit wiring layer disposed on one surface of the core layer, the circuit wiring layer including a signal transmission wiring electrically connected to the transmission line of the antenna unit and a first ground pattern bonded to the antenna ground pad, and a ground layer disposed on an opposite surface facing the one surface of the core layer. The ground layer does not overlap a portion of the antenna ground pad except for a region bonded to the first ground pattern in a planar view.

Abstract: A circuit board according to an embodiment includes a core layer including a first region and a second region, and antenna power supply wirings disposed on the core layer over the first region and the second region. The antenna power supply wirings may include a first portion extending in a first direction in the first region, a second portion extending in a second direction in the first region, and a third portion extending in the first direction in the second region, and an interval between the neighboring second portions of the antenna power supply wirings is 3 times or less of an interval between the neighboring third portions of the antenna power supply wirings.

Abstract: A vacuum tweezer according to the present disclosure includes: a first plate and a second plate of which first and second needle holes facing each other are drilled at lower ends of each, and are positioned to face each other; and a first side plate and a second side plate connecting and fixing the first plate and second plate to form a tube and including a recess portion that is concave downward at a higher position than the first and second needle holes, respectively.

Abstract: A transceiver includes a transmitter up-converting a frequency of input data to transmit data of a first frequency, an orthogonal basis generator receiving the input data from the transmitter to generate an orthogonal basis; and a receiver receiving the orthogonal basis from the orthogonal basis generator and receiving the transmitted data for down-converting a frequency of the received data to a second frequency different from the first frequency. The orthogonal basis generator includes, a multiplier multiplying the input data by a Gaussian characteristic value obtained by extracting a Gaussian characteristic of the data to generate an out of band emission (OOBE) value, and a polynomial block generating the orthogonal basis by using the OOBE value as an input to an Itô-Hermite polynomial.

Abstract: A blockchain-based trusted setup method for zero-knowledge proof (ZKP), performed by a specific node of a blockchain network, may comprise: transmitting a first hash value of a first common reference string (CRS) to a first node; receiving a second hash value of a second CRS from the first node; transmitting the second hash value to a second node; and receiving a third hash value of a third CRS from the second node, wherein the second CRS is generated by the first node encrypting or hiding the first CRS acquired from a public storage through a CRS update module using a secret key of the first node, and the third CRS is generated by the second node using the second CRS acquired from the public storage and a secret key of the second node.

Abstract: Present exemplary embodiments provide a nano-hybrid catalyst including: a two-dimensional platinum (Pt) nanodendrite sheet layer with a controlled crystal plane; and a NiFe layered double hydroxide nanosheet layer, in which the two-dimensional platinum (Pt) nanodendrite sheet layer with the controlled crystal plane and the NiFe layered double hydroxide nanosheet layer are alternately stacked, and a method for manufacturing the same.

Abstract: A method for manufacturing a display device includes providing a display substrate including a base substrate having a pixel region and including a first surface and a second surface, which are placed opposite to each other, providing a donor substrate including a base layer and a transfer layer disposed on the base layer and including an organic material such that the transfer layer is spaced apart from the base substrate by a distance, aligning the donor substrate and the display substrate such that the transfer layer faces the first surface of the base substrate, and transferring the transfer layer to the display substrate by irradiating a laser toward the donor substrate on the second surface of the base substrate.

Abstract: The present invention relates to a GB1 domain fusion structure for upregulating recombinant protein expression in plants and, more specifically, to a GB1 domain fusion structure in which the GB1 domain of Streptococcus-derived protein G is fused with a target protein to be expressed in an upregulated manner, and a method for upregulating expression of a recombinant protein by using same. The present invention can bring about a reduced risk of contamination by pathogens and a high production yield, compared to the case of employing animal cells or microbes conventionally established to produce recombinant proteins, and a remarkable improvement in recombinant protein output, compared to the conventional case of employing plants. Thus, the present invention has several advantages in terms of quality and economy and thus can be a very competitive production method in the commercial production of recombinant proteins.

Abstract: According to an embodiment of the inventive concept, a magnetic memory device includes a substrate on which a transistor controlled by a word line is disposed, a spin detection layer disposed on the substrate, and a magnon spin valve disposed on the spin detection layer. Here, the magnon spin valve includes a free layer disposed on the spin detection layer, a reference layer disposed on the free layer, and a spacer disposed between the free layer and the reference layer. Also, one edge of the spin detection layer is connected to a source/drain region of the transistor, the other edge of the spin detection layer is connected to a source line, and the magnon spin valve is disposed on a portion between the one edge and the other edge of the spin detection layer. The spin detection layer includes a topological material or a weyl semimetal. Each of the reference layer and the free layer includes a ferromagnetic insulator.

Abstract: The present disclosure relates to a novel protein derived from mussel periostracum and a use thereof, and the mussel periostracum protein was isolated and purified, named Antifoulin, the entire sequence was derived, a recombinant antifouling protein was prepared therefrom, and an antifouling function was confirmed, and thus the protein can be usefully used as a coating model system for surface coating agents, especially biocompatible medical devices.

Abstract: An antenna package according to an embodiment includes an antenna unit, and a circuit board electrically connected to the antenna unit. The circuit board may include a core layer, a signal transmission wiring disposed on one surface of the core layer, the signal transmission wiring having one end portion connected to the antenna unit, a ground layer disposed on an opposite surface facing the one surface of the core layer, and a first via structure formed through the core layer and arranged around the one end portion of the signal transmission wiring to be in contact with the ground layer.

Abstract: A method of manufacturing a meta-optical element includes propagating light with random phase distribution toward a light collecting surface, obtaining a simulation intensity of the light at the light collecting surface through simulation, generating an error function based on an error data which is a difference between the simulation intensity of the light and an ideal intensity of the light, obtaining an optimal phase distribution of the light which outputs a minimum function value of the error function by applying a gradient descent, and forming a meta-optical element that implements the optimal phase distribution.

Abstract: The present disclosure relates to a sequential local electrical stimulation method. The sequential local electrical stimulation method according to the present disclosure includes determining a number and arrangement of electrodes included in an electrode array according to a structure of a target area, determining stimulation parameters including stimulation intensity, a stimulation sequence, and a stimulation pulse based on the structure of the target area, and sequentially applying stimulation in one direction from an outermost part of the electrode array by using the stimulation parameters.