Abstract: The present invention provides a display device with reduced power consumption and that reduces changes in luminance, and perceptibility of flicker, and a driving method thereof. A display device according to an exemplary embodiment comprises: a display panel configured to display a still image and a motion picture; a signal controller configured to control signals for driving the display panel; and a graphics processing unit configured to transmit input image data to the signal controller, wherein the signal controller comprises a frame memory configured to store the input image data, and the display panel is driven at a first frequency when the motion picture is displayed and the display panel is driven at a second frequency that is lower than the first frequency when the still image is displayed.

Abstract: A complete melting type cordless filling instrument for endodontic treatment is disclosed which uses a switching circuit, to be operable using a miniature dry battery for supplying DC power. The filling instrument includes a body with a battery for supplying DC power, a heater at a front end of the body to heat and melt gutta-percha, an injector mounted to the body in front of the heater to discharge the melted gutta-percha, a charging part provided at the body to charge the gutta-percha in the body, a feeding member which feeds the gutta-percha charged in the body, a filling switch which turns on the heater, and a control circuit installed in the body, to control a temperature of the heating core and an operation of the heating core. The control circuit includes the filling switch, and a switching circuit adapted to efficiently maintain electrical energy supplied from the battery.

Abstract: A silencer for a vehicle air conditioning system is designed to reduce a noise and a vibration of a compressor transmitted into a vehicle room along coolant pipes. The silencer includes a silencer body tube and an external resonance tube. The silencer body tube is installed between the coolant pipes wherein a coolant gas flowing along the coolant pipes passes through the silencer body tube, the silencer body tube including one or more resonance holes formed on an outer circumferential surface of the silencer body tube. The external resonance tube is installed on the outer circumferential surface of the silencer body tube wherein a resonance chamber for absorbing a vibration and a noise of a coolant gas flowing through the silencer body tube is defined between the outer circumferential surface of the silencer body tube and the external resonance tube.

Abstract: Discussed are a stereoscopic image display device to implement high-speed eye-tracking techniques and an eye-tracking method. The stereoscopic image display in one embodiment includes an image panel to alternately display left-eye and right-eye images, a switchable panel disposed at the front or rear side of the image panel to separate the left-eye and the right-eye images from each other to correspond to the left and right eyes of a viewer, a camera mounted to the image panel to capture an image of the viewer, and a computer system to detect position information of the viewer from the image input and calculate midpoint information between the detected position information by interpolation using the detected position information to update position information of the viewer at a faster drive frequency than a drive frequency of the camera, and to control driving of the switchable panel in response to the updated position information.

Abstract: A liquid crystal display device includes; gate lines disposed on a display region, data lines disposed on the display region, wherein the data lines intersect with, and are insulated from, the gate lines, a gate driver which drives the gate lines, a plurality of data drivers which generate a data voltage from an input power source voltage and supply the data voltage to the data lines, and a power source voltage supplying unit which supplies different power source voltages to each of the data drivers according to a distance of each data driver from the gate driver.

Abstract: A display device includes a curved first substrate; a second substrate facing the first substrate; an image display layer which displays an image, the image display layer between the first substrate and the second substrate; and a plurality of spacers which maintains a space between the first and second substrates, the spacers being between the first substrate and the second substrate. Heights of the spacers decrease from a center portion of the display device toward an end portion of the display device.

Abstract: A method of processing IC units comprising the steps of: dicing said IC units from a substrate; delivering said IC units to a idle block; inspecting a face of said units as exposed during the dicing step using an inspection device whilst said units are on said idle block, then; engaging said units with a picker assembly; passing said units over a second inspection device to inspect an opposed face of said units.

Abstract: A system is discussed for displaying multivideo, which enables users to view a plurality of different video images at the same time through one video displaying system without lowering resolution. The system includes according to an embodiment a video processor for alternately outputting first and second images every predetermined number of frames according to a similarity between previous and present frames of first or second video image; and a display panel for displaying the video image outputted from the video processor.

Abstract: The present invention provides a display device with reduced power consumption and that reduces changes in luminance, and perceptibility of flicker, and a driving method thereof. A display device according to an exemplary embodiment comprises: a display panel configured to display a still image and a motion picture; a signal controller configured to control signals for driving the display panel; and a graphics processing unit configured to transmit input image data to the signal controller, wherein the signal controller comprises a frame memory configured to store the input image data, and the display panel is driven at a first frequency when the motion picture is displayed and the display panel is driven at a second frequency that is lower than the first frequency when the still image is displayed.

Abstract: A priority-based wireless USB transfer service management apparatus and method capable of preventing conflict or interference between service and minimizing waste of resources by providing optimized service supporting environment according to characteristics and media classes of various wireless USB devices are provided. In the priority-based wireless USB transfer service management apparatus and method, wireless data transmitted from wireless USB devices are integrated according to service classes, service management information is configured by identifying the wireless data according to associated protocols, services are classified based on the service management information, priorities and weighting factors are allocated according to the services, final service determination information is configured based on a user's request, and a to-be-performed service is determined based on the final service determination information, so that the determined service is controlled to be performed.

Abstract: Exemplary embodiments provide methods and systems for assembling electronic devices, such as integrated circuit (IC) chips, by selectively and scalably embedding or seating IC elements onto/into a receiving substrate, such as a chip substrate. Preparing of the chip substrate can be performed by depositing or patterning an activatable thermal barrier material on a surface of the substrate. The IC chips are secured on the prepared substrate by activating the thermal barrier material between the chip substrate and IC chips. Securing can include softening of the chip substrate with the activated thermal barrier material to an amount suitable for embedding the IC chips. Securing can also include adhesively bonding the IC chips to the substrate with the activated thermal barrier material in the case of a non-pliable substrate.

Abstract: A display apparatus and a driving method thereof, in which the display apparatus includes a temperature sensor detecting a temperature, a first memory, a timing controller that receives an (n?1)th image signal and an nth image signal of consecutive frames, corrects the nth image signal and outputs the nth image signal, wherein the timing controller generates a clock signal whose phase varies according to the detected temperature, writes the nth image signal in the first memory in synchronization with the clock signal, reads the (n?1)th image signal from the first memory, and compares the nth image signal and the (n?1)th image signal with each other to then correct the nth image signal based on the comparison result, a data driver that provides an image-data voltage corresponding to the corrected signal of the nth image signal, and a liquid crystal panel that displays an image corresponding to the image-data voltage.

Abstract: The steam generator for a fuel cell with dual use for heating fuel electrode gas according to the invention is configured as a single unit comprising a steam generator (100) that heats introduced water to generate steam, a steam superheater (200) that is connected to the steam generator (100) and used to supply superheat to the steam in order to elevate the temperature of the steam, and a fuel electrode gas heater (300) that is used to supply heat to the fuel electrode gas in order to elevate the temperature of the fuel electrode gas. The steam generator (100), steam superheater (200) and fuel electrode gas heater (300) are connected with an air electrode exhaust gas flow path through which the air electrode exhaust gas passes, to receive heat supply through heat exchange.

Abstract: Exemplary embodiments provide methods and systems for assembling electronic devices, such as integrated circuit (IC) chips, using a release member having a phase change material. Specifically, IC elements/components can be selectively received, stored, inspected, repaired, and/or released in a scalable manner during the assembly of IC chips by inducing phase change of the phase change material. The release member can be glass with the IC elements grown on the glass. In some embodiments, the release member can be used for a low cost placement of the IC elements in combination with an intermediate transfer layer.

Abstract: Disclosed herein is a method of purging a fuel cell, by which water present in fuel cell stacks is discharged outside the fuel cell stacks together with gas by opening and closing a purge valve, including: conducting a short-period purge several times using the purge valve; and conducting a long-period purge once using the purge valve, wherein the short-period purge and the long-period purge are repeatedly conducted. The method of purging a fuel cell is advantageous in that the short-period purge is conducted several times using a purge valve and then the long-period purge is conducted once, and these short-period purges and the long-period purge are repeatedly conducted, so that the problems occurring when only a short-period purge or only a long-period purge is conducted can be solved, with the result that the efficiency and performance of the fuel cell are improved and the fuel cell can be stably operated.

Abstract: A system is discussed for displaying multivideo, which enables users to view a plurality of different video images at the same time through one video displaying system without lowering resolution. The system includes according to an embodiment a video processor for alternately outputting first and second images every predetermined number of frames according to a similarity between previous and present frames of first or second video image; and a display panel for displaying the video image outputted from the video processor.

Abstract: Exemplary embodiments provide methods and systems for assembling electronic devices, such as integrated circuit (IC) chips, using a release member having a phase change material. Specifically, IC elements/components can be selectively received, stored, inspected, repaired, and/or released in a scalable manner during the assembly of IC chips by inducing phase change of the phase change material. The release member can be flexible or rigid. In some embodiments, the release member can be used for a low cost placement of the IC elements in combination with an SOI (silicon on insulator) wafer and/or an intermediate transfer member. In other embodiments, the release member can be used for a low cost placement of the IC elements in combination with a release wafer.

Abstract: A system for cutting a plurality of substrates of integrated circuit units comprising a plurality of tables (40, 55), each table including a plurality of trays (37A, 37B, 57A, 57B), each tray arranged to receive one of said substrates; each of said tables selectively movable between a respective loading station (20) for receiving said substrates and a cutting station for cutting the substrates, and a substrate placement device (35) for placing the substrates on the respective trays of said tables; wherein the substrate placement device is arranged to sequentially place substrates on said tables with said tables arranged to sequentially move to the cutting station after receiving the substrates and then return to their respective loading stations for placement of additional substrates.

Abstract: Exemplary embodiments provide methods and systems for assembling electronic devices, such as integrated circuit (IC) chips, using a release member having a phase change material. Specifically, IC elements/components can be selectively received, stored, inspected, repaired, and/or released in a scalable manner during the assembly of IC chips by inducing phase change of the phase change material. The release member can be flexible or rigid. In some embodiments, the release member can be used for a low cost placement of the IC elements in combination with an SOI (silicon on insulator) wafer and/or an intermediate transfer member. In other embodiments, the release member can be used for a low cost placement of the IC elements in combination with a release wafer.