Abstract: Provided are an apparatus and a method for soft-sensing a vehicle or stationary fuel cell system capable of predicting a quality variable based on a process variable and providing the predicted quality variable in real time.

Abstract: A semiconductor device and method of fabricating the same, which forms a contact hole, a via hole or a via contact hole with multiple profiles with various taper angles. The semiconductor device includes a substrate, a thin film transistor formed on the substrate and having a semiconductor layer, a gate insulating layer, a gate electrode, and an interlayer dielectric, and a contact hole penetrating the gate insulating layer and the interlayer dielectric and exposing a portion of the semiconductor layer. The contact hole has a multiple profile in which an upper portion of the contact hole has a wet etch profile and a lower portion of the contact hole has at least one of the wet etch profile and a dry etch profile.

Abstract: Disclosed is a method for producing glycidol by decarboxylation of glycerol carbonate. In the method, an ionic liquid catalyst is added for the reaction. According to the method glycidol can be produced in high yield and selectivity. The method enables the production of glycidol in an easy, simple and environmentally friendly way.

Abstract: A quality control apparatus for a gas diffusion layer includes a support, at least one first pressure device, a plate provided below the first pressure device and supporting the pressure applied to the gas diffusion layer sample, a first controller controlling the compression of the first pressure device, a thickness gauge measuring the thickness of the gas diffusion layer sample, a flow channel formed in the sample compressing portion to discharge a gas to the gas diffusion layer sample, a gas supply controller, a gas supply source, a pressure gauge, two fixing devices, a third controller controlling the compression of the fixing devices, two second pressure, a second controller controlling the compression of the second pressure device, a stopper, a protrusion, and a load cell.

Abstract: A user interface method for a terminal for a vehicle is provided. The terminal obtains position information to detect a point of a road. A road image of a driving direction is obtained, a lanes of the road represented on the obtained road image is recognized, and a point of a road and lane in which the vehicle having the terminal arranged therein is detected. A virtual road image regarding the recognized lanes is generated, and the generated virtual lanes are added to the road image of the driving direction of the vehicle, and displayed. Traffic information for each lane and surrounding information (i.e. lane closure, construction, accident, etc.,) at the detected point of the relevant road are obtained, and the obtained information is displayed for each virtual lane.

Abstract: An apparatus for pre-activation of a polymer electrolyte fuel cell includes a first plate and a second plate hot pressing the unit cell stack, each having a flow channel supplying water vapor to opposing inner surfaces with the unit cell stack therebetween and including a resistor producing heat, a compressor, a temperature controller and a water vapor supplier connected to the flow channels of the plates. The apparatus for pre-activating a polymer electrolyte fuel cell may be used to prepare a prep-activated integrated body of a polymer electrolyte fuel cell membrane electrode assembly and gas diffusion layers by performing hot pressing while supplying water vapor to the unit cell stack to hydrate the polymer electrolyte membrane.

Abstract: An organic light emitting display apparatus includes a substrate; a display unit formed on the substrate and comprising an organic light emitting device; and a touch panel formed on the display unit, wherein the touch panel further includes a sealing substrate, a ground layer formed on a surface of the sealing substrate, a first pattern layer formed on a surface of the sealing substrate opposite to the surface of the sealing substrate on which the ground layer is formed, a first insulating layer formed on the first pattern layer, a second pattern layer formed on the first insulating layer, and a second insulating layer formed on the second pattern layer.

Abstract: A monitoring apparatus using three-dimensional (3D) information of images includes: an image acquisition unit to acquire a two-dimensional (2D) image from a pan/tilt/zoom (PTZ) camera; an information extraction unit to extract 2D coordinate information of an object based on a pan/tilt angle of the PTZ camera and extract distance information between the PTZ camera and the object; an operation unit to calculate at least one of variation of the 2D coordinate information and the distance information by comparing a current frame and a previous frame of the 2D image, and variation of the 2D coordinate information and height information of the object by comparing a current frame and a previous frame of a 3D image of the object; and a position tracking unit to track a position of the object by controlling the PTZ camera based on the at least one of the two variations.

Abstract: Provided are an apparatus and a method for managing a stationary fuel cell system, and more particularly, an apparatus and a method for managing a stationary fuel cell system capable of optimally maintaining a driving method based on environmental information and product information.

Abstract: Provided are an apparatus and a method for managing a fuel cell vehicle system, and more particularly, an apparatus and a method for managing a fuel cell vehicle system capable of optimally maintaining a driving method based on environmental information and product information.

Abstract: Disclosed is a dynamic load balancing system. The dynamic load balancing system includes a resource management master managing bare servers that do not execute services and having a hierarchical structure and a service master dynamically allocating the bare servers to a load balancing server or a service execution server or dynamically releasing the pre-allocated load balancing server or service execution server by the bare servers, in consideration of monitoring information on a state or performance of a server and service requirements to be provided.

Abstract: Provided are a phosphor, a phosphor manufacturing method, and a white light emitting device. The phosphor is represented as a chemical formula of aMO-bAlN-cSi3N4, which uses light having a peak wavelength in a wavelength band of about 350 nm to about 480 nm as an excitation source to emit visible light having a peak wavelength in a wavelength band of about 480 nm to about 680 nm. (where M is one selected from alkaline earth metals (0.2?a/(a+b)?0.9, 0.05?b(b+c)?0.85, 0.4?c/(c+a)?0.9)).

Abstract: Provided are a system and a method for distributing multimedia streaming service request based on wide area network which can efficiently support multimedia streaming service in wide area network. The system for distributing multimedia streaming service request based on wide area network includes a user terminal, a wide area server, and a local server. The user terminal requests multimedia streaming service. The wide area server for selecting a local server which is disposed nearest to the user terminal and has node availability and service availability, and providing contents requested by the user terminal to the selected local server. The local server provides the multimedia streaming service to the user terminal using the contents provided from the wide area server.

Abstract: Provided are a method for preparing a catalyst layer by an in-situ sol-gel reaction of tetraethoxysilane, and a fuel cell including the catalyst layer prepared thereby. Addition of silica mitigates specific adsorption of sulfonate groups contained in a Nafion ionomer on a Pt catalyst layer in a high-voltage region where the role of a catalyst predominates, resulting in improvement of ORR performance.

Abstract: A user interface method for a terminal for a vehicle is provided. The terminal obtains position information to detect a point of a road. A road image of a driving direction is obtained, a lanes of the road represented on the obtained road image is recognized, and a point of a road and lane in which the vehicle having the terminal arranged therein is detected. A virtual road image regarding the recognized lanes is generated, and the generated virtual lanes are added to the road image of the driving direction of the vehicle, and displayed. Traffic information for each lane and surrounding information (i.e. lane closure, construction, accident, etc.) at the detected point of the relevant road are obtained, and the obtained information is displayed for each virtual lane.

Abstract: Disclosed are a method of manufacturing a metal wiring buried flexible substrate and a flexible substrate manufactured by the same. The method includes coating a sacrificial layer including a polymer soluble in water or an organic solvent, or a photodegradable polymer on a substrate (Step 1), forming a metal wiring on the sacrificial layer in Step 1 (Step 2), forming a metal wiring buried polymer layer by coating a curable polymer on the sacrificial layer including the metal wiring formed thereon in Step 2 and curing (Step 3) and separating the polymer layer in Step 3 from the substrate in Step 1 by removing through dissolving in the water or the organic solvent or photodegrading only the sacrificial layer present between the substrate in Step 1 and the polymer layer in Step 3 (Step 4).

Abstract: Provided is a zinc air fuel cell with enhanced cell performance which includes a separator-electrode assembly including a perforated metal plate as a cathode current collector, a catalyst-coated carbon paper, a separator, a perforated metal plate as an anode current collector, and a tilted nonconductive support. A metal plate may be placed on the tilted nonconductive support and connected to the anode current collector in the separator-electrode assembly to enlarge the active area of the anode current collector. Performance may be efficiently enhanced by minimizing a distance between the anode current collector and the cathode current collector, and by adding a metal plate which plays a role of an additional anode current collector on the tilted nonconductive support so as to increase the overall active area of anode current collector contacting with zinc pellets and to resultantly enhance the ionization of zinc.

Abstract: Provided is a method for manufacturing a grain-oriented electrical steel sheet, the method comprising: heating a grain-oriented electrical steel sheet slab; hot-rolling the heated slab; optionally annealing the hot-rolled steel sheet; subjecting the resulting steel sheet to one cold rolling or two or more cold rollings with intermediate annealing therebetween; subjecting the cold-rolled steel sheet to primary recrystallization annealing; and subjecting the annealed steel sheet to secondary recrystallization annealing, wherein the primary recrystallization annealing sequentially comprises an ultra-rapid heating process of heating the steel sheet at an average heating rate of 300° C./sec or higher, a rapid heating process of heating the steel sheet at a lower average heating rate than the average heating rate of the ultra-rapid heating process, but not lower than 100° C.

Abstract: An anion exchange composite membrane is filled with crosslinked polymer electrolytes for fuel cells.

Abstract: A sulfur dioxide absorbent comprising an ionic liquid comprised of alkyl ether-substituted imidazolium cation and an alkanesulfonate anion moieties possesses a high thermal/chemical stability, high SO2 absorption rate and low regeneration temperature, and is useful for an effective separation of SO2 from a combustion exhaust gas mixture or the like.