Abstract: A method for operating a disaster safe smart shelter includes: a step (a) for transmitting, by a transmitter installed in an arbitrary bus, operation data including a plurality of pieces of bus operation-related information; a step (b) for receiving, by the receiver, operation data transmitted from transmitters installed in one or more buses, calculating an entry order of buses to arrive at the disaster safe smart shelter, on the basis of the operation data, and assigning the entry order to each of the n sectors, a step (c) for identifying, by a sensor module installed in each of the n sectors, whether a bus assigned in the step (b) enters, and a step (d) for opening and shutting, by the door control unit, the opening and shutting door of a sector where the entering of the bus is identified in the step (c).

Abstract: The present disclosure is directed to providing a battery diagnosing system and method, which updates a diagnosis table of a battery diagnosing apparatus by communication between a central server and the battery diagnosing apparatus, and stores battery state information and a diagnosis code as a backup. According to an aspect of the present disclosure, since the diagnosis table stored in the battery diagnosing apparatus may be updated to a latest state, the battery state may be diagnosed more accurately. In addition, according to an aspect of the present disclosure, since the central server determines whether the diagnosis code generated by the battery diagnosing apparatus is misdiagnosed, the battery state may be diagnosed more accurately and reliably.

Abstract: A heat dissipation module comprises: a heating element; a heat dissipation member disposed on one side of the heating element and including a first plate and a second plate; a third plate disposed on one side of the heating element; and a heat transfer path for transferring the heat generated from the heating element to the heat dissipation member. The heat transfer path comprises: a first path disposed between the first plate and the second plate; a third path disposed within the third plate; and a plurality of unit heat transfer paths having a second path connecting the first path and the third path, wherein the respective second paths of the plurality of unit heat transfer paths are spaced apart from each other.

Abstract: A flexible display device is disclosed. The flexible display device comprises a first body, a second body, a flexible display, and a speaker. The first body includes a deco frame, a first sound radiation unit, and a second sound radiation unit. The first sound radiation unit and the second sound radiation unit form an outlet through which the sound (sound waves) of the speaker is transmitted to the outside of the first body. The flexible display includes a first region fixed to the first body, and is provided with the second sound radiation unit while the outer surface of the border portion of the first region is spaced apart from the deco frame. The sound (sound waves) of the speaker is transmitted to the outside of the first body through the first sound radiation unit and the second sound radiation unit, such that the sound quality of the speaker can be improved, and the second sound radiation unit can be prevented from being exposed to the outside.

Abstract: The present disclosure relates to an organic electroluminescent device and an organic electroluminescent compound. By comprising the compound according to the present disclosure or a specific combination of compounds according to the present disclosure, it is possible to produce an organic electroluminescent device having lower driving voltage, higher luminous efficiency and/or improved lifetime properties, compared to the conventional organic electroluminescent device.

Abstract: The present disclosure relates to a plurality of host materials, an organic electroluminescent compound, and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound according to the present disclosure as a single host material, or by comprising the specific combination of compounds according to the present disclosure as a plurality of host materials, it is possible to produce an organic electroluminescent device having improved driving voltage and/or luminous efficiency.

Abstract: The present invention relates to an electron buffering material and an organic electroluminescent device comprising the same in an electron buffer layer. It is possible to provide an organic electroluminescent device having excellent luminous efficiency and lifespan characteristics by using the electron buffering material according to the present invention.

Abstract: Provided is a method for determining an atom using four-color X-ray equipment capable of determining which group an atom having a greatest atomic number among atoms constituting a material belongs on the periodic table.

Abstract: A communication system includes an information requesting device configured to generate a first communication packet including request information for each generated diagnostic trouble code when at least one diagnostic trouble code is generated and to output the generated first communication packet, and an information providing device configured to receive the first communication packet, extract each request information included in the received first communication packet, extract diagnosis information corresponding to each of the extracted request information, generate a second communication packet including answer information and at least one diagnosis information corresponding to each other to be distinguished from each other, and transmit the generated second communication packet to the information requesting device.

Abstract: An image sensor according to the present disclosure includes a lens configured to receive light, a preliminary operation performer configured to generate position correction information based on a difference between first pixel values, the first pixel values corresponding to pixels of a first micro-lens for the light of a first image received through the lens, and a lens position controller configured to change a position of the lens for a second image on the basis of the position correction information.

Abstract: A power converter comprises: a housing which has an inner space part formed therein; an electronic component which is disposed in the space part and generates heat due to the operation thereof; and a heat dissipating member a part of which is disposed on the electronic component and the other part of which is disposed at the inner surface of the housing, wherein the heat dissipating member comprises: a frame; a heat dissipating pipe disposed at one surface of the frame; and a thermal pad disposed between the heat dissipating pipe and the electronic component or between the heat dissipating pipe and the inner surface of the housing.

Abstract: A battery voltage prediction apparatus may include: a state-of-charge (SOC) derivation unit configured to derive the SOC of a battery according to a current that is input or output to the battery and a capacity of the battery; a fixed parameter derivation unit configured to derive fixed parameters required for an equivalent circuit model based on voltages measured according to input/output currents of the battery and a time change within a preset time when the current is input or output for the preset time; and a tuning parameter derivation unit configured to derive at least one tuning parameter that varies depending on a time required for the equivalent circuit model when the current is input or output for a time exceeding the preset time.

Abstract: A multi-stage variable type waste heat storage and recovery apparatus and method thereof are disclosed. The apparatus includes a phase change material storage unit for separating and arranging a plurality of phase change materials having different melting points, and arranging them in stages on a path of the waste heat so that a phase change material having a higher melting point is located closer to an inlet side of the waste heat; a use place registration unit; a temperature range storage unit; a phase change material selection unit for selecting a phase change material of a corresponding melting point; and a heat energy supply unit for supplying heat energy by the latent heat of the phase change material selected by the phase change material selection unit to a corresponding heat energy use place among a plurality of heat energy use places.

Abstract: A nitrogen oxide reduction type regenerative thermal oxidation system and a method for nitrogen oxide reduction thereof are disclosed. The nitrogen oxide reduction type regenerative thermal oxidation system according to the present invention is characterized by comprising: a first reduction device for primarily reducing nitrogen oxides generated by a regenerative thermal oxidation device based on a selective non-catalytic reduction method; an exhaust gas storage device for storing the exhaust gas being discharged from the regenerative thermal oxidation device; a second reduction device for secondarily reducing nitrogen oxides based on a selective catalytic reduction method for an exhaust gas stored in the exhaust gas storage device; and a suction and discharge device for sucking in the exhaust gas with secondarily reduced nitrogen oxides from the exhaust gas storage device and discharging it into the atmosphere.

Abstract: A power generation device according to an embodiment of the present invention comprises: a fluid flow part in which a fluid passes through a flow path pipe formed therein and which includes a first surface, a second surface opposite to the first surface, a third surface between the first surface and the second surface, a fourth surface opposite to the third surface, a fifth surface between the first surface, the second surface, the third surface, and the fourth surface, and a sixth surface opposite to the fifth surface; and a first thermoelectric module disposed on the first surface, wherein a fluid inlet and a fluid outlet arranged apart from each other are formed in the third surface, the flow path pipe is formed so as to be connected from the fluid inlet to the flow outlet, the flow path pipe includes a plurality of first flow path parts arranged along a first direction, a plurality of second flow path parts arranged along a second direction perpendicular to the first direction, and a plurality of bending

Abstract: A memory device includes: a first clock receiver configured to receive a first clock signal, a second clock receiver configured to receive a second clock signal when data is input or output, wherein the second clock signal has a first clock frequency in a preamble period, and has a second clock frequency different from the first clock frequency after the preamble period; a command decoder configured to receive a clock synchronization command synchronized with the first clock signal and generate a clock synchronization signal, wherein the clock synchronization signal is generated during the preamble period; and a clock synchronizing circuit configured to generate a plurality of division clock signals in response to the second clock signal, latch the clock synchronization signal during the preamble period, and selectively provide the plurality of division clock signals as internal data clock signals according to a result of the latching.

Abstract: Disclosed are an autonomous driving apparatus and method for an ego vehicle that autonomously travels. The autonomous driving apparatus includes a first sensor to detect a nearby vehicle nearby an ego vehicle, a memory to store map information, and a processor including a driving trajectory generator to generate a first driving trajectory of the ego vehicle and a second driving trajectory of the nearby vehicle based on the map information stored in the memory and a control processor configured to control autonomous driving of the ego vehicle based on the first and second driving trajectories generated by the driving trajectory generator.

Abstract: The present invention relates to a carbon-nanotube/nano-adsorption-material-based electrode and an electrochemical valuable-metal recovery device using the same, and more particularly to an environmentally friendly carbon-nanotube/nano-adsorption-material-based electrode and an electrochemical valuable-metal recovery device using the same, in which valuable metals selectively adsorbed from e-waste wastewater are oxidized using, as an anode, an electrode including carbon nanotubes and a nano adsorption material capable of selectively adsorbing valuable metals and are simultaneously reduced at a cathode, thereby separating and recovering valuable metals.

Abstract: An image sensor includes; a photoelectric conversion element disposed on a substrate, a fence structure disposed on the substrate and including a low refractive index layer stacked on a barrier layer, wherein the barrier layer includes at least one metal, and a color filter disposed inwardly lateral with respect to a sidewall of the fence structure, wherein the barrier layer includes an inward lateral protrusion.

Abstract: A rack assist electric power steering apparatus. Shock between a rotary support member and a housing is absorbed. Backlash and friction in the rotary support member are reduced. The length of a ball nut is minimized, and the rotary support member is supported by a portion in which the ball nut and a rack bar are coupled, so that noise is reduced.