Abstract: A method of measuring an interaction force includes: generating feature maps corresponding to a plurality of sequential images; generating pooling maps respectively corresponding to feature map groups including a predetermined number of feature maps among the feature maps; generating attention maps corresponding to the pooling maps; and sequentially receiving feature maps modified based on the attention maps and outputting interaction force information.

Abstract: Disclosed is an ultra-wideband (UWB) system and, more particularly, a UWB system capable of optimizing UWB operation for vehicles through hopping. The UWB system includes a memory in which a UWB communication program is embedded and a processor which executes the program. The processor performs UWB time-hopping and frequency-hopping to establish a communication channel.

Abstract: The present invention provides an improved process for preparing an aminopyrimidine derivative or pharmaceutically acceptable salt thereof having a selective inhibitory activity against protein kinases, especially against the protein kinases for mutant epidermal growth factor receptors. Additional, the present invention provides novel intermediates useful for said process and processes for preparing the same.

Abstract: Provided is a heating element having a fuse function. The heating element having a fuse function according to an exemplary embodiment of the present invention includes a plurality of heat sources which generate heat when power is applied, a fuse member of which both end portions are physically connected to two heat sources disposed to be spaced apart from each other by a gap to connect the two heat sources in series and which is fused to electrically disconnect the two heat sources when a temperature is higher than or equal to a preset temperature, and an insulating member which surrounds the plurality of heat sources and the fuse member.

Abstract: The present invention relates to an electronic caddie-type golf assistance system and, more particularly, to an electronic caddie-type golf assistance system based on weather information calculated by inputting weather measurements into high-precision weather modeling. The golf assistance system according to the present invention comprises: a weather information acquisition device for acquiring weather information of a golf course; a wind information restoration device which models the weather information acquired by the weather information acquisition device to restore wind information; and an electronic caddie device for providing caddie information on the basis of the restored wind information. The golf assistance system according to the present invention may improve golfing performance by providing local-scale 3D wind information of a golf course.

Abstract: A heat exchange unit for a ventilation device includes: a case having a first inlet port through which first air is sucked and a second outlet port through which second air is discharged formed on a front side, and a first outlet port through which the first air is discharged and a second inlet port through which the second air is sucked formed on a back side; and heat exchangers having a first air passage through which the first air passes and a second air passage through which the second air passes formed thereon. A first separation plate for separating the first inlet port and the second outlet port is installed in the height direction on the front side of the case. A second separation plate for separating the second inlet port and the first outlet port is installed in the height direction on the other side of the case.

Abstract: An electro-static discharge (ESD) protection device includes a first well region and a second well region disposed to contact each other, a first diffusion region and a second diffusion region disposed in the first well region spaced apart from each other, a third diffusion region and a fourth diffusion region disposed in the second well region spaced apart from each other, a resistive pattern coupled to the first diffusion region through a first contact plug, a first electrode coupled to the second diffusion region through a second contact plug and electrically coupled to the resistive pattern, and a second electrode coupled to the third diffusion region through a third contact plug and coupled to the fourth diffusion region through a fourth contact plug.

Abstract: The present invention relates to a cathode comprising a mixture layer having a dual layer structure with different LNO amounts, and a secondary battery comprising same, the cathode enabling battery performance to increase while preventing battery cell stability from degrading.

Abstract: A display device including a display area configured to display an image, a first non-display area disposed adjacent to the display area, a second non-display area disposed adjacent to the first non-display area, and a first driving voltage line disposed in the first non-display area and the second non-display area, the first driving voltage line being configured to be applied with a first driving voltage and includes a first sub-driving voltage line including first holes, and a second sub-driving voltage line disposed on the first sub-driving voltage line and including second holes, in which the second holes include first sub-holes and second sub-holes having a different size than the first sub-holes.

Abstract: The present invention provides intermediates useful for the synthesis of an aminopyrimidine derivative or pharmaceutically acceptable salt thereof having a selective inhibitory activity against protein kinases, especially against the protein kinases for mutant epidermal growth factor receptors; and processes for preparing the same. And also, the present invention provides novel intermediates useful for said process and processes for preparing the same.

Abstract: The present invention provides an improved process for preparing an aminopyrimidine derivative or pharmaceutically acceptable salt thereof having a selective inhibitory activity against protein kinases, especially against the protein kinases for mutant epidermal growth factor receptors. Additional, the present invention provides novel intermediates useful for said process and processes for preparing the same.

Abstract: A display device includes a substrate, a pixel structure, a lighting circuit part, a driving integrated circuit part, a first lighting wire, a second lighting wire, and a connection electrode. The substrate includes a display area and a pad area. The pixel structure is on the substrate in the display area to emit light. The lighting circuit part is on the substrate in the pad area, and is electrically coupled to the pixel structure. The first lighting wire is spaced apart from a first side of the driving integrated circuit part in a first direction, and is coupled to the lighting circuit part. The second lighting wire is spaced apart from a second side facing the first side of the driving integrated circuit part in a second direction opposite to the first direction. The connection electrode electrically couples the first lighting wire and the second lighting wire to each other.

Abstract: The present invention relates to a method for preparing vinyl chloride-based polymers, which is provided to improve polymerization productivity. An initial stage polymerization temperature is raised, the temperature is then lowered at a certain cooling rate from the time when an initial target polymerization temperature until a polymerization reaction is completed, and thus, a vinyl chloride-based polymer with excellent physical properties may be prepared while reducing a polymerization time and improving polymerization productivity even without additionally installing a polymerization reactor and heat removal equipment.

Abstract: The present invention discloses an electrochemical pretreatment method of a vanadium positive electrode for a lithium secondary battery, which can improve the lifetime characteristics of the positive electrode and the battery by inhibiting the leaching of vanadium when charging/discharging the lithium secondary battery using vanadium oxide (V2O5) as a positive electrode, and a vanadium positive electrode for a lithium secondary battery pretreated thereby. The electrochemical pretreatment method of the vanadium positive electrode for a lithium secondary battery comprises a) a step of discharging the lithium free vanadium positive electrode at a voltage of 1.9 V or more; b) an electrochemical pretreatment step of maintaining the discharged vanadium positive electrode at an onset potential value or a potential value having a maximum current through a potentiostat; and c) a step of charging/discharging the pretreated vanadium positive electrode at a voltage range of 2.1 to 4.0V.

Abstract: The present disclosure provides a method for preparing a polymerization initiator composition, including (a) a step of mixing water and a water-soluble initiator to prepare an aqueous initiator solution having a concentration of 1 to 10%; and (b) a step of activating the aqueous initiator solution, wherein the step of activating is performed by (b-1) a step of heat treating the aqueous initiator solution for 0.5 to 4.5 hours at a temperature of 48 to 62° C.; and (b-2) a step of treating the aqueous initiator solution to achieve pH of 1 to 7, where the steps above are performed in no particular order.

Abstract: Disclosed are an apparatus and method for extracting synchronization by acquiring a boundary between uplink and downlink signals in 5G networks. In an embodiment, the synchronization extracting apparatus may include a reference detector and a synchronization extractor. The reference detector detects a start position of a radio frame from a signal broadcasted by a base station. The synchronization extractor collects resource allocation information and extracts synchronization by acquiring a boundary between an uplink (UL) signal and a downlink (DL) signal from the resource allocation information, based on the start position of the radio frame. The resource allocation information indicates information about arrangement of the UL signal and the DL signal in the radio frame. Other embodiments are possible.

Abstract: The present invention provides intermediates useful for the synthesis of an aminopyrimidine derivative or pharmaceutically acceptable salt thereof having a selective inhibitory activity against protein kinases, especially against the protein kinases for mutant epidermal growth factor receptors; and processes for preparing the same. And also, the present invention provides novel intermediates useful for said process and processes for preparing the same.

Abstract: Provided are a hybrid metal sheet for magnetic shielding and a wireless power transmission module including the same. The hybrid metal sheet for magnetic shielding according to an embodiment of the present invention comprises: a first sheet layer made of a ribbon sheet of an amorphous alloy having a first width; and a plurality of second sheet layers stacked in multiple layers on one side of the first sheet layer, wherein the second sheet layer may be a sheet layer formed by arranging a plurality of divided sheets having a second width narrower than the first width and made of a ribbon sheet of a nano-crystal alloy on the same plane.

Abstract: A polymer electrolyte is provided, which includes a polymer including an ethylene oxide unit; and a lithium salt, wherein the terminal of the polymer is substituted with one to four functional groups selected from the group consisting of a nitrogen compound functional group and phosphorus compound functional group, and the terminal of the polymer and the one to four functional groups are linked by one selected from the group consisting of a C2 to C20 alkylene linker, a C2 to C20 ether linker, and a C2 to C20 amine linker. A method for preparing the same is also provided.

Abstract: The present disclosure provides a composition for preparing a vinyl chloride-based polymer, including a vinyl chloride-based first seed; a vinyl chloride-based second seed; an initiator composition including a water-soluble initiator and an oil-soluble initiator; a reducing agent; and a vinyl chloride-based monomer, wherein a metal catalyst is not included in the composition, and a method for preparing a vinyl chloride-based polymer using the same.