Abstract: Provided is a nuclear reactor cooling module including: a fluid line for providing a movement path for inert gas into a reactor; an inert salt liquid layer surrounding the reactor; and an inert salt solid layer surrounding the inert salt liquid layer and surrounded by the fluid line.

Abstract: A resist stripper composition according to an embodiment includes an alkali compound including an ammonium hydroxide-based compound, ethanol, and a polar organic solvent, which includes a sulfoxide-based compound. In a pattern formation method according to an embodiment, a photoresist pattern is formed on a substrate, a conductive pattern using the photoresist pattern is formed, and the photoresist pattern is removed by using the resist stripper composition. A resist stripper having an improved stripping rate and resist solubility is provided.

Abstract: Disclosed are systems and a methods for monitoring a back seat in a transporter based on a head up display (HUD), the system a back seat display mounted on the back seat, and the HUD to display monitoring information selected by a user, image information filmed by a camera, and control information for an image displayed on the back seat display, and a processor configured to transmit and receive a control signal between the camera, the back seat display, and the HUD, and control zoom-in or zoom-out of a first area of the HUD where the monitoring information is displayed to not overlap a second area where driving control information is displayed, wherein the image information comprises an image content displayed on the back seat display, a reproduction time of the image content, and a number or a reproduction time of image contents after a point in time.

Abstract: A method for automatically controlling an in-cabin environment for a passenger in an autonomous vehicle includes monitoring a state of the passenger via a video sensor; determining whether the state of the passenger corresponds to one of preset states of a predetermined number; and adjusting, when the state corresponds to the one of the preset states, any one or any combination of any two or more of a seat, an air conditioning system, a lighting system, a sound system, a variable window tinting, and a variable sunroof of the autonomous vehicle based on the state. The determining of the state of the passenger includes detecting a plurality of determination target objects from a video of the video sensor, cropping an image of each of the plurality of determination target objects, and determining whether the state of the passenger corresponds to the one of the preset states.

Abstract: Disclosed are systems and a methods for monitoring a back seat in a transporter based on a head up display (HUD), the system a back seat display mounted on the back seat, and the HUD to display monitoring information selected by a user, image information filmed by a camera, and control information for an image displayed on the back seat display, and a processor configured to transmit and receive a control signal between the camera, the back seat display, and the HUD, and control zoom-in or zoom-out of a first area of the HUD where the monitoring information is displayed to not overlap a second area where driving control information is displayed, wherein the image information comprises an image content displayed on the back seat display, a reproduction time of the image content, and a number or a reproduction time of image contents after a point in time.

Abstract: The present disclosure relates to a method of automatically managing an emergency in a mobility device and system for the same. The method includes distinguishing passengers through an image obtained by an image sensor and determining a violent situation based on per-passenger joint position tracking, determining emotional states of one or more passengers through voice obtained by a sound sensor, based on determining the emergency requiring an emergency measure based on the determination on the violent situation and the determination on the emotional states, storing the image of the image sensor and the voice of the sound sensor, and transmitting a signal for the emergency measure to an emergency measure server.

Abstract: A method for automatically controlling an in-cabin environment for a passenger in an autonomous vehicle includes monitoring a state of the passenger via a video sensor; determining whether the state of the passenger corresponds to one of preset states of a predetermined number; and adjusting, when the state corresponds to the one of the preset states, any one or any combination of any two or more of a seat, an air conditioning system, a lighting system, a sound system, a variable window tinting, and a variable sunroof of the autonomous vehicle based on the state. The determining of the state of the passenger includes detecting a plurality of determination target objects from a video of the video sensor, cropping an image of each of the plurality of determination target objects, and determining whether the state of the passenger corresponds to the one of the preset states.

Abstract: An optical sheet module consisting of optical sheets having different thicknesses, includes: a first base film having a predetermined thickness and transmitting light from a lower portion thereof through an upper portion thereof; an upper optical sheet formed on the first base film and having a first structural pattern in which the upper optical sheet protrudes upwardly and the cross-sectional area thereof decreases when progressing toward an upper portion thereof; a second based film laminated beneath the upper optical sheet so as to transmit light from a lower portion thereof to the upper optical sheet; and a lower optical sheet formed on the second base film and having a second structural pattern in which the lower optical sheet protrudes toward the upper optical sheet and the cross-sectional area thereof decreases when progressing toward an upper portion thereof. The first base film is relatively thicker than the second base film.

Abstract: A flexible display device including; a base film; a display sheet formed over the base film; and a structural pattern formed below the base film for moving a neutral plane with respect to a bending stress applied to the display sheet to a layer having relatively low rupture point among the layers consisting of the display sheet. The neutral plane is moved to a layer having a relative low rupture point in a flexible display device by forming the structural patterns so that the bending stress applying to the layer having a relative low rupture point can be minimized.

Abstract: A stacking-type optical sheet module includes an upper optical sheet having a first structural pattern with first unit light-condensing bodies successively repeated and cross-sectional areas gradually decreasing towards the top. A lower optical sheet has a second structural pattern and is below the upper optical sheet in a stack. Second and third unit light-condensing bodies are successively disposed in the second structural pattern. The second unit bodies have a gradually decreasing cross-sectional area toward the top and are joined with the upper optical sheet, and the third unit bodies have a gradually decreasing cross-sectional area toward the top, a vertical distance from a lowest to a highest portion thereof being relatively shorter than a corresponding vertical distance of the second unit bodies. A vertical angle of the highest portion of the second unit bodies is relatively smaller than a vertical angle of the highest portion of the third unit bodies.

Abstract: A laminated optical sheet module includes: an upper optical sheet having a first structure pattern in which a first unit light collector having an inclined surface, the cross-section area of which decrease when progressing upwardly, is continuously repeated; and a lower optical sheet laminated beneath the upper optical sheet and having a second structure pattern in which a second unit light collector having an inclined surface, the cross-sectional area of which decreases when progressing upwardly, is continuously repeated. The vertical distance between the lowermost portion and the uppermost portion of the second unit collector is greater than the vertical distance between the lowermost portion and the uppermost portion of the first unit collector. The surface area of the inclined surface of the second unit collector is relatively larger than the surface area of the inclined surface of the first unit collector.

Abstract: Disclosed is an optical sheet assembly comprising: a first optical sheet which comprises a first base film and a first optical pattern formed on the first base film, light being incident on the first base film; a second optical sheet which comprises a second base film and a second optical pattern formed on the second base film, the light exiting from the first optical sheet being incident thereon; and a third optical sheet which comprises a third base film and a third optical pattern formed on the third base film, the light exiting from the second optical sheet being incident thereon, wherein the first to third optical patterns perform light condensing or diffusing function, the first optical sheet is joined with the second optical sheet, and the second optical sheet is joined with the third optical sheet.

Abstract: The present invention may relate to an optical sheet unit. According to an embodiment of the present invention, disclosed is an optical sheet unit comprising: a diffusion sheet for diffusing incident light such that the light can be uniformly emitted; a prism sheet unit arranged at the position facing the diffusion sheet to concentrate the light incident from the diffusion sheet; and a bonding layer formed between the prism sheet unit and the diffusion sheet to bond the entire surfaces of the prism sheet unit and the diffusion sheet facing each other.

Abstract: A stacking-type optical sheet module includes an upper optical sheet having a first structural pattern with first unit light-condensing bodies successively repeated and cross-sectional areas gradually decreasing towards the top. A lower optical sheet has a second structural pattern and is below the upper optical sheet in a stack. Second and third unit light-condensing bodies are successively disposed in the second structural pattern. The second unit bodies have a gradually decreasing cross-sectional area toward the top and are joined with the upper optical sheet, and the third unit bodies have a gradually decreasing cross-sectional area toward the top, a vertical distance from a lowest to a highest portion thereof being relatively shorter than a corresponding vertical distance of the second unit bodies. A vertical angle of the highest portion of the second unit bodies is relatively smaller than a vertical angle of the highest portion of the third unit bodies.

Abstract: Disclosed is an optical sheet assembly comprising: a first optical sheet which comprises a first base film and a first optical pattern formed on the first base film, light being incident on the first base film; a second optical sheet which comprises a second base film and a second optical pattern formed on the second base film, the light exiting from the first optical sheet being incident thereon; and a third optical sheet which comprises a third base film and a third optical pattern formed on the third base film, the light exiting from the second optical sheet being incident thereon, wherein the first to third optical patterns perform light condensing or diffusing function, the first optical sheet is joined with the second optical sheet, and the second optical sheet is joined with the third optical sheet.

Abstract: Provided are an optical member having adhesion and elastic restoring force, and a light source device and a display device including the same, the optical member including: a base film; an optical pattern layer provided on the base film and having adhesion; and an upper film partially adhering onto the optical pattern layer, in which at least a partial region of the optical pattern layer has a characteristic in which the partial region is deformed when external force is applied and restored when the external force is removed, and it is easy to assemble a product to improve productivity, and the elastic restoring force is excellent to suppress damage due to the external force.

Abstract: A flexible display device including; a base film; a display sheet formed over the base film; and a structural pattern formed below the base film for moving a neutral plane with respect to a bending stress applied to the display sheet to a layer having relatively low rupture point among the layers consisting of the display sheet. The neutral plane is moved to a layer having a relative low rupture point in a flexible display device by forming the structural patterns so that the bending stress applying to the layer having a relative low rupture point can be minimized.

Abstract: An optical sheet module consisting of optical sheets having different thicknesses, includes: a first base film having a predetermined thickness and transmitting light from a lower portion thereof through an upper portion thereof; an upper optical sheet formed on the first base film and having a first structural pattern in which the upper optical sheet protrudes upwardly and the cross-sectional area thereof decreases when progressing toward an upper portion thereof; a second based film laminated beneath the upper optical sheet so as to transmit light from a lower portion thereof to the upper optical sheet; and a lower optical sheet formed on the second base film and having a second structural pattern in which the lower optical sheet protrudes toward the upper optical sheet and the cross-sectional area thereof decreases when progressing toward an upper portion thereof. The first base film is relatively thicker than the second base film.

Abstract: A laminated optical sheet module includes: an upper optical sheet having a first structure pattern in which a first unit light collector having an inclined surface, the cross-section area of which decrease when progressing upwardly, is continuously repeated; and a lower optical sheet laminated beneath the upper optical sheet and having a second structure pattern in which a second unit light collector having an inclined surface, the cross-sectional area of which decreases when progressing upwardly, is continuously repeated. The vertical distance between the lowermost portion and the uppermost portion of the second unit collector is greater than the vertical distance between the lowermost portion and the uppermost portion of the first unit collector. The surface area of the inclined surface of the second unit collector is relatively larger than the surface area of the inclined surface of the first unit collector.

Abstract: There is disclosed a multilayer optical sheet module including an upper optical sheet comprising a first structural pattern projected upward; a lower optical sheet disposed under the upper optical sheet, the lower optical sheet comprising a second structural pattern projected toward the upper optical sheet; and an adhesion layer provided between the upper optical sheet and the lower optical sheet, wherein the second structural pattern includes a light transmitting part having a traverse cross section getting smaller along an upward direction; and an embedded part continuously connected to an upper portion of the light transmitting part, with a predetermined portion embedded in the adhesion layer, and a circumference of a cross section possessed by the embedded part, contacting with the adhesion layer, is larger than a circumference of a virtual cross section locus formed by extending the light transmitting part upward, with a continuous slope.