Abstract: There is provided a device for manufacturing a PET melt blown fiber web further including a heat treatment machine that presses and heat-treats a PET melt blown fiber web formed on a forming table, wherein the heat treatment machine includes a porous pressure belt that presses the PET melt blown fiber web toward the forming table and transfers the PET melt blown fiber web to the winder side together with a porous circulation belt of the forming table, a hot air supply chamber that supplies high-temperature hot air to the PET melt blown fiber web to crystallize the PET melt blown fiber web that is pressed and transferred by the porous pressure belt, and a height control means that controls the height of the porous pressure belt for pressing the PET melt blown fiber web.

Abstract: The present application can provide a curable composition capable of securing processability due to excellent blending properties with a filler while having little viscosity change with time and for forming a cured product having excellent electrical insulation performance, and can provide a device comprising, between an exothermic element and a cooling region, a cured product of a tow-component curable composition including the curable composition in thermal contact with both.

Abstract: A semiconductor device includes a gate structure including a cell region and a contact region, a slit structure configured to extend in a first direction through the gate structure, first channel structures disposed in the cell region of the gate structure, and second channel structures disposed in the cell region of the gate structure and disposed to be more adjacent to the contact region of the gate structure than the first channel structures. In a second direction that intersects the first direction, the first channel structures may be spaced apart from the slit structure by a first distance, and the second channel structures may be spaced apart from the slit structure at a second distance.

Abstract: A display device includes a first layer disposed on a first base layer, a second layer disposed on a second base layer, and a filling layer disposed between the first layer and the second layer. The first layer includes a light-emitting-element layer including a light emitting element, a bank protruding in a thickness direction of the first base layer, and a color conversion layer which is disposed in an area surrounded by the bank and includes a color conversion part including a quantum dot. The bank is disposed between the first base layer and the filling layer.

Abstract: Proposed are a phlegm suction alarm issuing apparatus and a method for a tracheostomy patient which monitor and analyze a respiratory sound of the tracheostomy patient in real time, then check congestion of phlegm, and issue a phlegm suction alarm.

Abstract: Provided are a method and apparatus for determining a location of an object on a lane map, wherein the method includes acquiring image data captured by a camera mounted on a vehicle, generating feature information regarding a plurality of features included in the image data by performing certain processing on the image data, determining a plurality of features corresponding to a same object in a plurality of pieces of image data, on the basis of a degree of correlation between the plurality of features included in the image data, and determining a location of an object on the lane map, on the basis of location information of the vehicle on the lane map and feature location information on the plurality of pieces of image data.

Abstract: A handgun enables the adapter plate for mounting the dot-sight to be securely and easily assembled into the slide even without using a fastening member such as a screw. The handgun equips with the adapter plate and the slide for mounting the dot-sight with the improved assembly structure, wherein the adapter plate slides toward one side and is assembled into the slide, and then a projection lever restricts sliding of the adapter plate in an opposite direction such that the adapter plate is not unintendedly detached from the slide.

Abstract: A handgun enables the adapter plate for mounting the dot-sight to be securely and easily assembled into the slide even without using a fastening member such as a screw. The handgun equipes with the adapter plate and the slide for mounting the dot-sight with the improved assembly structure, wherein the adapter plate slides toward one side and is assembled into the slide, and then a projection lever restricts sliding of the adapter plate in an opposite direction such that the adapter plate is not unintendedly detached from the slide.

Abstract: Disclosed is an entropy generation apparatus, which includes a detector that detects particles emitted from the radiation source to generate a detection signal; a preamplifier that amplifies the detection signal to generate an amplified signal; a filter that filters the amplified signal to generate a filtered signal; and a comparator that generates a pulse based on a result of comparing the filtered signal with a threshold value.

Abstract: A frame assembly for a pistol with a lock lever. The frame assembly includes a lower frame having a grip and an upper frame assembled on the lower frame and to a slide. The lower frame has: a mounting projection projecting upward to face the upper frame; and a lever mounting unit separated from the mounting projection and projecting upward. The upper frame has: a mounting groove into which the mounting projection is inserted to face the lower frame, and a lever hooking hole at one side of the mounting groove. The lever mounting unit has a lock lever having one end locked to be rotatable by a lock pin and the other end elastically supported to project upward. When the upper frame is assembled to the lower frame, the other end of the lock lever is inserted into the lever hooking hole and the upper frame is locked.

Abstract: The exemplary embodiments of the present invention provide a quantum random number generation apparatus according to an exemplary embodiment of the present invention including: a space-division semiconductor detector including a plurality of cells, each individually absorbing a plurality of emission particles emitted from a radioactive isotope; and a signal processor that generates a random number based on an absorption event at which the plurality of emission particles are absorbed into the plurality of cells, and thus new type of random number conversion method that combines a spatial randomness and existing temporal randomness of the emission particle can be provided, there is no restriction generated due to the dead time, the random number generation rate can be remarkably increased, and it is possible to generate of a pure random number at high speed, which is required by a computer, a network processor, or an IoT device.

Abstract: Provided is a frame assembly for a pistol. The frame assembly includes a lower frame having a grip formed at a lower side and an upper frame that is assembled on the lower frame and is assembled to a slide. The lower frame has a mounting projection which has a predetermined length and projects upward to a predetermined height in a direction to face the upper frame. The upper frame has a mounting groove which has a predetermined depth and into which the mounting projection is inserted in a direction to face the lower frame. The lower frame and the upper frame are assembled together by a screw which is fastened to penetrate the mounting groove and the mounting projection in this order from an inner side of the upper frame.

Abstract: The exemplary embodiments of the present invention provide a quantum random number generation apparatus according to an exemplary embodiment of the present invention including: a space-division semiconductor detector including a plurality of cells, each individually absorbing a plurality of emission particles emitted from a radioactive isotope; and a signal processor that generates a random number based on an absorption event at which the plurality of emission particles are absorbed into the plurality of cells, and thus new type of random number conversion method that combines a spatial randomness and existing temporal randomness of the emission particle can be provided, there is no restriction generated due to the dead time, the random number generation rate can be remarkably increased, and it is possible to generate of a pure random number at high speed, which is required by a computer, a network processor, or an IoT device.

Abstract: The present invention is to provide a frame for a polymeric pistol with a metal rail, capable of securing the structural soundness of firearms to secure an accuracy rate of bullet even in high-temperature environments, preventing the high-temperature heat generated in a barrel or the like from being transferred, as it is, to a handle of the frame, and disassembling and replacing components as occasion demands.

Abstract: The present invention relates to a frame for a pistol with a removable metal rail, in which a pistol has a slide made of a plastic material, and which is capable of preventing the gap between the slide and the rail of the frame from occurring due to thermal deformation, and separately disassembling the frame unit and the rail of the frame from each other to replace them as occasion demands.

Abstract: A method of preparing radioisotope hybrid nanocomposite particles using a sol-gel reaction, and radioisotope hybrid nanocomposite particles prepared using the same are provided. The method includes preparing a complex precursor using a metal ion and an unshared electron pair reactive compound, growing hybrid nanocomposite particles based on the complex precursor by means of a sol-gel reaction, calcining the nanocomposite particles in the air to remove organic matters present in the nanocomposite particles, and irradiating the nanocomposite particles with neutrons to prepare radioisotope hybrid nanocomposite particles. The radioisotope nanocomposite particles prepared using the method can be used as diagnostic and therapeutic particles in the fields of oil refining, chemistry, cement, agriculture, water resources, environment, ocean, and medicine, and can also be used as a radioisotope tracer for evaluating the risk of nanomaterials.

Abstract: The present invention relates to a heat-generating film and to a heat-generating product comprising same. The heat-generating film of the present invention can continuously and stably generate heat even at a low voltage, for example, at a voltage of 12V or lower. In addition, the heat-generating film of the present invention has excellent comfort properties, filling properties, and flexibility. Accordingly, the heat-generating film of the present invention can be applied to a variety of heat-generating products, for example to a heat-generating sheet for a vehicle or for a baby stroller, or to a variety of portable heat-generating products or the like to exhibit superior effects.

Abstract: Exemplary embodiments of the present invention disclose an alternating current (AC) light emitting diode (LED) lighting apparatus including a rectification unit configured to receive an AC voltage and output a DC rectified voltage, an LED unit connected to the rectification unit, the LED unit comprising at least two light emitting groups, each light emitting group comprising at least one LED, and an LED driving control unit connected to the rectification unit, the LED driving control unit configured to establish a series or parallel connection between the light emitting groups, by comparing a voltage level of the rectified voltage with a reference voltage. The LED driving control unit is configured to calculate a reference voltage adjustment value in order to compensate for a signal processing delay of the LED driving control unit.

Abstract: An AC LED lighting apparatus using a voltage edge detector is provided. The AC LED lighting apparatus includes: a rectification unit configured to rectify an AC voltage to output a DC rectified voltage; an LED unit including a first light emitting group and a second light emitting group each including at least one LED; and an LED driving control unit configured to control a serial/parallel connection relationship between the first light emitting group and the second light emitting group by comparing a voltage level of the rectified voltage input from the rectification unit with a reference voltage. The LED driving control unit sets the reference voltage by detecting a slope of the rectified voltage and simultaneously detecting the voltage level of the rectified voltage and the detected slope of the rectified voltage.

Abstract: Heteronuclear radioisotope nanoparticle of core-shell structure and a preparation method thereof are provided. The Heteronuclear radioisotope nanoparticle of core-shell structure comprising core of two different radioisotopes selected from a group consisting of 198Au, 63Ni, 110mAg, 64Cu, 60Co, 192Ir and 103Pd, and a shell comprising SiO2 surrounding the core. The Heteronuclear radioisotope nanoparticle of core-shell can be used as a tracer for the purpose of detecting variation of volume ratio or for the evaluation of the behavior characteristic of a water resource, based on information about phase ratio in the flow of multiphase fluid existing in a process which is operated under extreme condition such as high temperature and/or high pressure conditions.