Abstract: A water purifier comprising: a filter unit comprising at least one filter filtering water to generate purified water; a flow rate sensor measuring a flow rate of the water; a concentrated water channel discharging concentrated water, having been filtered by the filter unit; an extraction unit extracting the purified water; a flow rate control valve controlling a flow rate of purified water; an opening and closing degree measurement unit, measuring a degree of opening and closing of the flow rate control valve; a concentrated water ratio calculation unit, calculating a ratio between purified water and concentrated water, according to the degree of opening and closing of the flow rate control valve; and a controller, using the flow rate of water and the calculated ratio between purified water and concentrated water, to calculate amounts of water used, integrating the calculated amounts of water, and calculating a lifespan of the filter.

Abstract: A dual frequency ultrasonic and sonic actuator with constrained impact mass is presented. According to one aspect, displacement of the impact mass is constrained by cavity to which ultrasonic stress from the tip of a horn is applied. According to another aspect, the displacement of the impact mass is constrained by a spring attached to the tip of the horn. According to another aspect, the displacement of the impact mass is constrained by a flexure. The constrained impact mass converts the ultrasonic stress to lower frequency sonic stress that is coupled to a transmitting element for transmission through a surface. According to one aspect, the transmitting element is a longitudinal probe. According to another aspect, the transmitting element is a drill bit used to penetrate though the surface. According to another aspect, the transmitting element is a thumper used to transmit elastic waves though the surface.

Abstract: A display device includes a calculator that calculates a number of horizontal pixels and a number of vertical pixels, a determiner that divides pixels of an image into a plurality of pixel groups, determines at least one pixel among the pixels as a first pixel based on a pixel value of the pixels included in each pixel group, and determines at least one pixel except for the first pixel among the pixels as a second pixel, a first image processor that performs an image-enhancement process on the first pixel among pixels to be included in the image to allow a first substance to correspond to a first substance increase rate, and a second image processor that performs an image-enhancement process on the second pixel among the pixels to be included in the image to allow a second substance to correspond to a second substance increase rate.

Abstract: A semiconductor device includes a flag generation circuit and a write operation circuit. The flag generation circuit generates an error scrub flag if an error scrub operation is performed. The write operation circuit controls a write operation in response to the error scrub flag. The error scrub operation includes an internal read operation for outputting read data from a cell array, a data correction operation for correcting an error included in the read data to generate corrected data, and an internal write operation for storing the corrected data into the cell array.

Abstract: According to an exemplary embodiment of the present invention, there is provided a system for manufacturing a display unit, which includes: a carrying unit configured to carry an optical film, wherein the optical film includes a release film which is extended in a longitudinal direction, and a plurality of sheet pieces of a polarizing film which are arranged in a longitudinal direction and include adhesive layers, wherein the sheet piece of a polarizing film is adhered to the release film through the adhesive layer so that the polarizing film sheet piece is peeled from the release film; a peeling unit configured to fold back inwardly the release film of the optical film carried by the carrying unit toward an inner side and peel the polarizing film sheet piece from the release film; a winding unit configured to wind the release film peeled by the peeling unit; and an attachment unit configured to attach the polarizing film sheet piece peeled from the release film to one surface of a panel, while carrying the p

Abstract: A system for manufacturing a display unit including: a transport unit which transports an optical film comprising a polarizing film, an adhesive layer, and a release film, by a predetermined transport length and stops the transport of the optical film; a cutting unit which cuts the optical film in a width direction at a predetermined cutting position without cutting the release film; a separating unit which separates the release film from the polarizing film at the cutting position; and an attaching unit which attaches the polarizing film, from which the release film is separated, to a panel. The transport unit includes a horizontal roll satisfying the following conditional expression: I*n<H<I*(n+1) in which I is the predetermined transport length, n is an integer equal to or greater than 0, and H is a horizontal distance between a rotation center of the horizontal roll and the cutting position.

Abstract: A server for providing a city street search service includes a street information database configured to store city street images, a feature selection unit configured to select at least one feature according to a predetermined criterion when a city street image for searching and two or more features for the image are received from a user terminal, a candidate extraction unit configured to extract a candidate list of a city street image, a feature matching unit configured to match the city street image for registration included in the extracted candidate list and the at least one selected feature, and a search result provision unit configured to provide the user terminal with a result of the matching as result information regarding the city street image for searching.

Abstract: A semiconductor device includes a memory cell array, which further includes an array of first magnetic memory cells and an array of second magnetic memory cells. Each of the first magnetic memory cells includes a first magnetic tunnel junction structure having a reversible resistance state, and each of the second magnetic memory cells includes a second magnetic tunnel junction structure having a one-time programmable (OTP) resistance state.

Abstract: An electronic device is provided. The electronic device includes a housing including a front face having a substantially rectangular shape and facing in a first direction, a rear face having a substantially rectangular shape and facing in a second direction that is opposite to the first direction, and first to fourth side face members that enclose a space between the front face and the rear face, wherein at least a portion of the first to fourth side face members is formed of a conductive material, a touch screen display exposed through the front face, and at least one wireless communication circuit arranged within the housing. The rear face includes a substantially flat conductive plate that constitutes a substantial portion of the rear face, and an elongated non-conductive strip that encloses the conductive plate when viewed from above the rear face, and extends along the first to fourth side face members.

Abstract: A display device includes a display unit including pixels coupled to scan lines and data lines, a data driver which supplies a data signal to pixels through the data lines, a scan driver which generates a scan signal using a first scan voltage and a second scan voltage, and supplying the scan signal to the pixels through the scan lines, a processor which generates first scan voltage information by setting a first scan voltage level, based on an ambient temperature of the display device, a timing controller which generates a power control signal using the first scan voltage information and delta voltage information, and a power supply which generates the first scan voltage and a delta voltage using the power control signal, and generates the second scan voltage by dropping the delta voltage from the first scan voltage.

Abstract: Disclosed is a panel reversing apparatus which reverses a panel, the panel reversing apparatus including: a panel support unit which supports the panel; and a rotating unit which rotates the panel support unit so as to reverse a direction, in which one surface of the panel supported by the panel support unit faces, and a direction, in which the other surface of the panel faces, in which the panel support unit includes a single surface contact unit which is in contact with only one surface between the one surface and the other surface of the panel.

Abstract: The present specification relates to an organic light emitting device.

Abstract: A flat pack table comprises a first straight bar, a second straight bar, a first U-shaped bar, a second U-shaped bar, and a rectangular table top. The flat pack table is arrangeable into a compact state in which the first U-shaped bar and second U-shaped bar are nested around the table top and the straight bars. The straight bars, the U-shaped bars, and the table top have an identical width. In the compact state, the table is insertable into a packing box having an inner width no greater than the width of the table components. The flat pack table takes up a packing area within the box that is over ninety percent of the total packing area of the box. After removing the table from the box, the table is assemblable into an end table. Compact packing of the table provides for optimal storing, shipping, and transporting of the table.

Abstract: A semiconductor device may comprise a plurality of conductive lines and a plurality of contact plugs. The plurality of conductive lines may include a first conductive line a second conductive line. The plurality of contact plugs may include a first contact plug and a second contact plug. The first contact plug may have a first pillar portion and a first protruding portion protruding from a sidewall of the first pillar portion at a first depth, so as to be in alignment and contact with a sidewall of the first conductive line. The second contact plug may have a second pillar portion and a second protruding portion protruding from a sidewall of the second pillar portion at a second depth, so as to be in alignment and contact with a sidewall of the second conductive line.

Abstract: A super-wide angle lens and a photographing apparatus including the super-wide angle lens are provided. The super-wide angle lens includes a first lens having a negative refractive power and a second lens having a positive refractive power, wherein the first lens and the second lens are disposed in sequential order from an object side to an image side, and wherein the super-wide angle lens has a half view angle of 80 degrees or greater.

Abstract: There are provided a memory device and a manufacturing method thereof. A method of manufacturing a memory device may include forming, on a substrate, a conductive layer, a sacrificial layer, and a stack structure. The method may include forming a plurality of vertical holes by etching a portion of the stack structure. The method may include forming a memory layer and a channel layer along internal surfaces of the vertical holes. The method may include forming a slit trench exposing a portion of the sacrificial layer therethrough by etching a portion of the stack structure between the vertical holes. The method may include exposing a portion of the channel layer and the first conductive layer through a lower portion of the stack structure by removing portions of the sacrificial layer and the memory layer. The method may include forming another conductive layer along surfaces of the exposed portion of the channel layer and the first conductive layer.

Abstract: A display module and a display apparatus having the same are provided. The display module including a circuit board, a plurality of light emitting device packages disposed on the circuit board and electrically coupled to the circuit board, and a coating unit coated with coating solution containing a light diffusion agent covers the plurality of light emitting device packages and fills in a gap between the plurality of light emitting device packages, wherein the coating unit further includes at least one first light diffusion part that is curvedly formed on a surface of the coating unit onto which light emitted from the light emitting device packages is incident.

Abstract: A lens according to an embodiment of the present invention comprises: a substrate; and a hydrophilic coating layer formed on the substrate and containing a polymer having a hydrophilic functional group. Accordingly, a lens having ultra-hydro-philicity and excellent abrasion resistance, and a lens assembly and a camera module including the same can be obtained.

Abstract: A positive temperature coefficient heater includes PTC elements embedded in adjacent heat rods, the PTC elements of the adjacent heat rods include center lines mismatched with each other and configured to minimize regions in which the PTC elements are overlapped with each other in the heat rods in which a plurality of PTC elements spaced apart from each other so as to form columns and rows and arranged in a single layer are embedded.

Abstract: An overcurrent protective system includes a current detector which detects a current flowing in an element which is to be protected by the overcurrent protective system, an overcurrent counting unit which selects an overcurrent sensing level corresponding to the element among a plurality of overcurrent sensing levels which are threshold values becoming standards for determining whether the current detected by the current detector is a normal current or an overcurrent and which determines whether the current is the overcurrent or not by comparing the current with the selected overcurrent sensing level, and a controller which decreases an output voltage of a circuit which is to be protected by the overcurrent protective system and includes the element when the current flowing in the element is determined as the overcurrent.