Abstract: A display device may include a floating electrode, a common-voltage electrode, a transistor, and a pixel electrode. The floating electrode may be electrically floating. The common-voltage electrode may be electrically connected to a voltage source. The pixel electrode may be electrically connected to the transistor. A first portion of the pixel electrode may overlap neither of the floating electrode and the common-voltage electrode in a direction perpendicular to at least one of the pixel electrode and an image display side of the display device. A second portion of the pixel electrode may overlap the common-voltage electrode. A third portion of the pixel electrode may overlap the floating electrode.

Abstract: Provided are a system and a method for optimizing driving of an ultrasonic sensor. The system for optimizing driving of an ultrasonic sensor includes: an ultrasonic sensor unit provided on an inner bottom surface of a fuel tank for a vehicle and obtaining a time of flight (TOF) for calculating a distance from the inner bottom surface of the fuel tank to a fuel surface; and a central processing unit calculating liquid level information of the fuel tank using the TOF transferred from the ultrasonic sensor unit and controlling a driving voltage of the ultrasonic sensor unit using the liquid level information.

Abstract: A method for determining a level of an event includes receiving a monitoring result of a monitoring target, determining whether the monitoring result is an event corresponding to an event classification policy, determining the level of the event based on an event rule policy registered in advance when the monitoring result is determined as the event, determining the monitoring result as a service target event corresponding to the level of the event determined; determining service information and service personnel corresponding to the service target event determined, and transmitting notification information comprising the service information determined to a terminal of the service personnel determined. The service information is determined based on at least one from among monitoring target information matched with the service target event, type of service matched with the monitoring target information, and mapping information of the service target event.

Abstract: Provided is a ground reinforcement structure installed on a ground (10) in which a sandy soil layer (11) having a weak surface layer is provided and thus large-caliber excavation is difficult to be performed, the ground reinforcement structure including a ground reinforcement material (100) including: an expansion-type steel pipe (110) inserted to be installed in a small-caliber drilled portion (A) having a diameter of 51 mm to 61 mm and expanded by hydraulic pressure; and a settlement member (120) coupled to a rear end of the expansion-type steel pipe (110). Here, the expansion-type steel pipe (110) is inserted into the sandy soil layer (11), and the settlement member (120) is inserted into a rock layer (12). In this case, the settlement member (120) of the ground reinforcement structure according to the present invention is fixed to the rock layer (12), fixing force is excellent.

Abstract: Provided is a fuel pump module for measuring a height of fuel using an ultrasonic wave, and more particularly, a fuel pump module for measuring a height of fuel using an ultrasonic wave, where an ultrasonic wave sensor for measuring the height of the fuel contained in a fuel tank is integrally installed in the fuel pump module provided in the fuel tank.

Abstract: Provided are a system and a method for measuring a liquid level of a vehicle fuel tank, and more particularly, to a system for measuring a liquid level of a vehicle fuel tank including an ultrasonic sensor unit provided on a bottom surface in the vehicle fuel tank to acquire measurement data for calculating a distance from the bottom surface in the fuel tank to a fuel surface and a central processing unit using the measurement data transmitted from the ultrasonic sensor unit by a preset number of times for a preset time to calculate liquid level information of the fuel tank.

Abstract: A display device comprising a first electrode that comprises a first region, a second region, and a third region located between the first region and the second region; a first insulating film disposed on the first electrode; a second electrode that is disposed on the first insulating film and comprises a fourth region overlapping the third region; a second insulating film disposed on the second electrode; a contact hole formed through the second insulating film, the first contact hole exposing the first, second and fourth regions; and a third electrode that is disposed on the second insulating film to cover the first contact hole, and is connected to at least one of the first region and the second region exposed by the first contact hole and the fourth region exposed by the first contact hole.

Abstract: A measurement method by a user equipment (UE) including receiving a first measurement list from a base station, the first measurement list including one or more measurement candidates, and measuring signal quality of at least some of the one or more measurement candidates independent of corresponding one or more measurement periods, the one or more measurement periods being periods determined for the at least some of the one or more measurement candidates may be provided.

Abstract: The following disclosure relates to a flow rate measuring device and method capable of correcting a gradient. More particularly, the following disclosure relates to a flow rate measuring device and method capable of correcting a gradient that may measure a flow rate having a minimized measurement error by including a sensor unit provided on a bottom surface of an inner portion of a fuel tank in order to accurately measure a flow rate value remaining in the fuel tank to obtain distance information between the bottom surface of the fuel tank and an oil surface and gradient information of the fuel tank itself.

Abstract: A photographic lens optical system which includes five lenses sequentially arranged in a direction from an object to an image sensor is disclosed. A first lens may have a positive refractive power and an entrance surface convex toward the object. A second lens may have a negative refractive power and an exit surface concave toward the image sensor. A third lens may have a positive refractive power and a meniscus shape convex toward the image sensor. A fourth lens may have a negative refractive power and a meniscus shape convex toward the image sensor. A fifth lens may have a negative refractive power, and at least one of an entrance surface and an exit surface of the fifth lens may be aspheric. The system may satisfy the formula: | tan ?|/f<1.0, ? denoting an angle of view of the system, and f denoting a focal length of the system.

Abstract: A method of driving a display panel includes providing a boosting voltage line on the display panel with a boosting voltage, compensating the boosting voltage based on a feedback boosting voltage received from the display panel, and providing the boosting voltage line on the display panel with the compensated boosting voltage. The display panel includes a first sub pixel. The first sub pixel includes a first switching element and a first boosting switching element, the first switching element is connected to a first liquid crystal (LC) capacitor, a gate line, an m-th data line and a first electrode of the first LC capacitor, and the first boosting switching element is connected to the boosted voltage line, and ‘m’ is a natural number.

Abstract: A photographic lens optical system includes: a first lens having a positive refractive power and a meniscus shape convex toward an object side; a second lens having a negative refractive power and a meniscus shape convex toward the object side; a doublet lens having a positive refractive power and formed by combining a third lens and a fourth lens; a fifth lens having a positive refractive power and a double convex shape; and a sixth lens having a positive refractive power and a double convex shape. The first to sixth lenses are sequentially arranged in a direction from the object side to an image side, and the photographic lens optical system satisfies the following condition: 1.5<Nd2<1.7 where Nd2 denotes a refractive index of the second lens.

Abstract: Disclosed therein is a window having a ventilation structure which can ventilate the indoor air smoothly without regard to weather conditions, such as, yellow dust, rainy season, or localized heavy rain. The window includes: a window frame having upper and lower openings which are divided by a horizontal member; and upper and lower window panes respectively mounted in the upper and lower openings for selectively opening and closing the upper and lower openings, wherein at least a pair of the horizontal members are spaced apart from each other in the window frame, and a ventilation hole is disposed between the horizontal members. The window can ventilate the indoor air smoothly without regard to weather conditions, such as, yellow dust, rainy season, or localized heavy rain, and prevent rain from coming into the room through the open window.

Abstract: The present invention provides a seawater resistant grout material composition and a method for constructing an offshore wind turbine structure using the same, the seawater resistant grout material composition comprising: 2˜10 wt % of high strength admixture; 25˜35 wt % of type I Portland cement; 30˜45 wt % of silica sand having a particle size of 30˜60 mesh; 5˜15 wt % of silica sand having a particle size of 60˜100 mesh; and 5˜10 wt % of silica sand having a particle size of 100˜200 mesh, wherein the high strength admixture is obtained by mixing and pulverizing 45˜99 wt % of slag and 1˜55 wt % of anhydrite, thus the present invention has excellent seawater resistance, excellent strength development characteristics at a low temperature, and increased compressive strength and durability to allow withstanding cyclic loads due to wind and wave pressure.

Abstract: A display device may include a floating electrode, a common-voltage electrode, a transistor, and a pixel electrode. The floating electrode may be electrically floating. The common-voltage electrode may be electrically connected to a voltage source. The pixel electrode may be electrically connected to the transistor. A first portion of the pixel electrode may overlap neither of the floating electrode and the common-voltage electrode in a direction perpendicular to at least one of the pixel electrode and an image display side of the display device. A second portion of the pixel electrode may overlap the common-voltage electrode. A third portion of the pixel electrode may overlap the floating electrode.

Abstract: A photographic lens optical system. The photographic lens optical system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens that are sequentially arranged in a direction from an object toward an image sensor. The first lens has a negative (?) power, and the emission surface thereof may be convex toward the object. The second lens may have a positive (+) power, the third and fourth lenses have positive (+) powers, and the fifth lens has a negative (?) power. Furthermore, the sixth lens is an aspherical lens having a positive (+) power.

Abstract: This technology provides a semiconductor device and a method of fabricating the same, which may reduce parasitic capacitance between adjacent conductive structures, The method of fabricating a semiconductor device may include forming a plurality of bit line structures over a substrate, forming contact holes between the bit line structures, forming sacrificial spacers over sidewalis of the contact holes, forming first plugs recessed into the respective contact holes, forming air gaps by removing the sacrificial spacers, forming capping structures capping the air gaps while exposing top surfaces of the first plugs, and forming second plugs over the first plugs.

Abstract: The following disclosure relates to a flow rate measuring device and method capable of correcting a gradient. More particularly, the following disclosure relates to a flow rate measuring device and method capable of correcting a gradient that may measure a flow rate having a minimized measurement error by including a sensor unit provided on a bottom surface of an inner portion of a fuel tank in order to accurately measure a flow rate value remaining in the fuel tank to obtain distance information between the bottom surface of the fuel tank and an oil surface and gradient information of the fuel tank itself.

Abstract: The present invention provides a seawater resistant grout material composition and a method for constructing an offshore wind turbine structure using the same, the seawater resistant grout material composition comprising: 2˜10 wt % of high strength admixture; 25˜35 wt % of type I Portland cement; 30˜45 wt % of silica sand having a particle size of 30˜60 mesh; 5˜15 wt % of silica sand having a particle size of 60˜100 mesh; and 5˜10 wt % of silica sand having a particle size of 100˜200 mesh, wherein the high strength admixture is obtained by mixing and pulverizing 45˜99 wt % of slag and 1˜55 wt % of anhydrite, thus the present invention has excellent seawater resistance, excellent strength development characteristics at a low temperature, and increased compressive strength and durability to allow withstanding cyclic loads due to wind and wave pressure.

Abstract: Provided is an apparatus for sensing a fuel level, and more particularly, an apparatus for sensing a fuel level that is installed in a fuel tank of a vehicle to sense the fuel level. The apparatus for sensing a fuel level may improve reliability of the sensing of the level because a pipe is vertically installed in the fuel tank and an ultrasonic wave sensor is provided to a lower end of an interior of the pipe to measure the level of the fuel by an ultrasonic wave, and a filter is installed in a fuel inflow and outflow hole formed in the pipe and prevents an inflow of foreign materials into the pipe, thereby making it possible to more accurately sense the level of the fuel.