Abstract: Disclosed herein is an apparatus and method for post-training quantization of a hybrid vision transformer. The apparatus includes memory in which at least one program is recorded and a processor for executing the program. The program calculates a quantization parameter for quantizing a pretrained neural network model and optimizes the quantization parameter so as to minimize a reconstruction error between a first output value of the neural network model before quantization and a second output value of the neural network model after quantization by inputting a predetermined number of pieces of data, the neural network model may be configured with a convolutional neural network and a transformer, and the convolutional neural network and the transformer may be connected by a bridge block.

Abstract: A test device for performing a bling scan on received RF signals to determine whether the received RF signals include channels of specific cellular technologies, including demodulating a portion of a bandwidth of channels of the received RF signals that carries a primary synchronization signal, converting the demodulated portion of the bandwidth of the channels of the received RF signals to a baseband frequency range for each of the specific cellular technologies, and using detectors to perform primary synchronization signal correlation in the baseband frequency range for each of the specific cellular technologies to detect that the received RF signals includes at least one channel of a particular technology. Upon detecting the at least one channel of the particular technology, the test device launches a signal analysis application or a spectrum analysis application for the at least one channel according to a carrier frequency of the particular technology.

Abstract: A headset including a rotatable display unit according to an embodiment of the present invention may be a headband and an ear cap connected to both ends of the headband through a connection unit; a display unit mounted on a display band connected from the connection unit; and the display band may be rotatable from a first position where the display unit overlaps with the headband by axes of the connection unit to a second position located in front of a user's eye.

Abstract: A test device for performing a bling scan includes a digital blind scan circuit. The blind scan circuit includes digital detectors for multiple cellular technologies that simultaneously perform correlation in a baseband frequency range to detect whether received RF signals include a channel of the technologies. The test device launches, responsive to detecting a channel from the blind scan, a signal analysis or a spectrum analysis application for the channel according to a carrier frequency and a technology identified for the channel by the blind scan.

Abstract: Disclosed herein are a compiler-based deep learning model pruning apparatus and method. The compiler-based deep learning model pruning method includes extracting multiple subgraphs from a first deep learning model, generating programs representing respective tasks allocated to the extracted multiple subgraphs, compiling the first deep learning model based on selected programs and measuring execution times of tasks of the first deep learning model on respective devices, and creating a second deep learning model by pruning a subgraph corresponding to at least one task selected from among the tasks from the first deep learning model based on the execution times on the respective devices.

Abstract: An ion beam etching apparatus comprising a plasma chamber, a plasma source disposed on top of the plasma chamber and configured to generate plasma, a process chamber defining a treating area where a substrate is treated, a grid structure disposed between the process chamber and the plasma chamber, wherein the grid structure receives the plasma, and supplies ions or radicals toward the substrate, a discharge line connected to the grid structure, and a first pumping system connected to the discharge line, wherein particles or polymers within the grid structure are discharged through the discharge line.

Abstract: Provided is a cough recognition method and device, which can detect cough sounds from an audio signal, and not only can detect coughs but also can track the location at which the cough sounds are generated by calculating the location of a sound source.

Abstract: A virtual fitting device includes: an artificial intelligence server which receives avatar 3D data of a user requesting virtual fitting, clothing 3D data of clothing selected by the user, and clothing material parameters for the selected clothing and generates virtual fitting 3D data through neural network operations; a rendering server which renders the virtual fitting 3D data using the virtual fitting 3D data and the clothing material parameters to generate a virtual fitting rendering image; an image transmission server which transmits pixel data of the virtual fitting rendering image to the user; and a database which stores user-specific avatar 3D data, clothing-specific 3D data, and clothing-specific clothing material parameters, wherein the clothing material parameters have a vector form including a plurality of scalar values.

Abstract: Provided are a polyethylene microporous membrane, a method for manufacturing the same, and a separator including the microporous membrane. According to an embodiment of the present disclosure, a microporous membrane is provided which includes a polyethylene having a weight average molecular weight of 1×105 g/mol to 10×105 g/mol, and has a thickness of 3 ?m to 20 ?m, a puncture strength of 0.25 N/?m or more, a gas permeability of 1.5×10?5 Darcy or more, a shrinkage rate in the transverse direction of 10% or less as measured after being allowed to stand at 131° C. for 1 hour, a tensile strength in the machine direction of 1500 kg/cm2 or more, a tensile strength in the transverse direction of 2000 kg/cm2 or more, and a ratio between the tensile strength in the machine direction and the tensile strength in the transverse direction of 0.5 to 0.7.

Abstract: A test device may be a portable test device that can perform over the air measurements to determine synchronization errors between clusters in a cellular network. The test device can generate a graphical user interface that can show a map of the boundary area between clusters, locations of base stations in the boundary area, locations where over the air measurements were taken by the test device, an indication of whether cells are in synchronization for each measurement location, and a table of actual measurements and derived parameters pertaining to cell phase synchronization, interference and other performance metrics.

Abstract: Provided is a method for etching an atomic layer. The method for etching the atomic layer includes providing a substrate to a process chamber, wherein the process chamber comprises a first chamber part and a second chamber part, and the substrate is provided in the second chamber part, generating adsorption gas plasma in the first chamber part, adsorbing radicals of the adsorption gas plasma to the substrate so as to form a treatment layer, generating etching gas plasma in the first chamber part, and allowing electrons and ions of the etching gas plasma to be alternately incident into the treatment layer so as to perform desorption of the treatment layer.

Abstract: Provided is a method of decoding a video according to an embodiment, the method including determining at least one processing block for splitting the video; determining an order of determining at least one largest coding unit in the at least one processing block; determining at least one largest coding unit on the basis of the determined order; and decoding the determined at least one largest coding unit, wherein the order is one of a plurality of orders for determining a largest coding unit.

Abstract: Provided is a method of decoding a video according to an embodiment, the method including determining at least one processing block for splitting the video; determining an order of determining at least one largest coding unit in the at least one processing block; determining at least one largest coding unit on the basis of the determined order; and decoding the determined at least one largest coding unit, wherein the order is one of a plurality of orders for determining a largest coding unit.

Abstract: Provided is a method of decoding a video according to an embodiment, the method including determining at least one processing block for splitting the video; determining an order of determining at least one largest coding unit in the at least one processing block; determining at least one largest coding unit on the basis of the determined order; and decoding the determined at least one largest coding unit, wherein the order is one of a plurality of orders for determining a largest coding unit.

Abstract: Provided is a method of decoding a video according to an embodiment, the method including determining at least one processing block for splitting the video; determining an order of determining at least one largest coding unit in the at least one processing block; determining at least one largest coding unit on the basis of the determined order; and decoding the determined at least one largest coding unit, wherein the order is one of a plurality of orders for determining a largest coding unit.

Abstract: Provided is a method of decoding a video according to an embodiment, the method including determining at least one processing block for splitting the video; determining an order of determining at least one largest coding unit in the at least one processing block; determining at least one largest coding unit on the basis of the determined order; and decoding the determined at least one largest coding unit, wherein the order is one of a plurality of orders for determining a largest coding unit.

Abstract: A test device may be a portable test device that can perform over the air measurements to determine synchronization errors between clusters in a cellular network. The test device can generate a graphical user interface that can show a map of the boundary area between clusters, locations of base stations hi the boundary area, locations where over the air measurements were taken by the test device, an indication of whether cells are in synchronization for each measurement location, and a table of actual measurements and derived parameters pertaining to cell phase synchronization, interference and other performance metrics.

Abstract: According to examples, NR and LTE signal concurrent testing may include ascertaining LTE synchronization data associated with an LTE signal, and ascertaining NR synchronization data associated with an NR signal. The NR and LTE signal concurrent testing may further include performing, for the LTE synchronization data, LTE analysis, and performing, for the NR synchronization data, NR analysis. Based on the LTE analysis and the NR analysis, a multi-path profile of the LTE signal and the NR signal may be determined.

Abstract: A chemical mechanical polishing method may include polishing a polishing object at a first temperature using a chemical mechanical polishing slurry; and removing the chemical mechanical polishing slurry on the polishing object at a second temperature different from the first temperature. The chemical mechanical polishing slurry may include abrasive particles, a thermoresponsive inhibitor, and deionized water. The thermoresponsive inhibitor may include a thermoresponsive polymer exhibiting a phase-transition between the first temperature and the second temperature. The thermoresponsive polymer may be adsorbed to the hydrophobic layer at the first temperature and desorbed from the hydrophobic layer at the second temperature.

Abstract: The present disclosure provides an exhaust module for exhausting an exhaust from at least one wafer baking apparatus having an exhaust port. The exhaust module includes at least one pipeline, a heating unit, a solvent dispensing unit, and a filtering unit. The at least one pipeline is connected to the exhaust port of the wafer baking apparatus and configured to exhaust the exhaust gas from the wafer baking apparatus. The heating unit is connected to the pipeline and configured to heat the exhaust gas. The solvent dispensing unit is connected to the heating unit and configured to dispense a solvent to cool and dissolve the exhaust gas. The filtering unit is connected to the solvent dispensing unit and configured to filter the solvent.