Abstract: A sheet frame module capable of forming an airtight line and flow path of reaction gas by bonding a plurality of sheet frames configured in a flat shape separately from a separator, and a unit cell for a fuel cell including the same, is disposed between a pair of separators for a fuel cell to form an airtight line and flow path of reaction gas, and includes a center sheet frame in which a membrane electrode assembly is disposed at a center portion thereof; a first side sheet frame disposed between one side of the center sheet frame and one of the pair of separators to form an airtight line and flow path of a first reaction gas; and a second side sheet frame disposed between the other side of the center sheet frame and another of the pair of separators to form an airtight line and flow path of a second reaction gas.

Abstract: The present application relates to a method of generating a downlink frame. The method of generating the downlink frame includes: generating a first short sequence and a second short sequence indicating cell group information; generating a first scrambling sequence and a second scrambling sequence determined by the primary synchronization signal; generating a third scrambling sequence determined by the first short sequence and a fourth scrambling sequence determined by the second short sequence; scrambling the short sequences with the respective scrambling sequences; and mapping the secondary synchronization signal that includes the first short sequence scrambled with the first scrambling sequence, the second short sequence scrambled with the second scrambling sequence and the third scrambling sequence, the second short sequence scrambled with the first scrambling sequence and the first short sequence scrambled by the second scrambling sequence and the fourth scrambling sequence to a frequency domain.

Abstract: The present invention relates to an image encoding and decoding technique, and more particularly, to an image encoder and decoder using unidirectional prediction. The image encoder includes a dividing unit to divide a macro block into a plurality of sub-blocks, a unidirectional application determining unit to determine whether an identical prediction mode is applied to each of the plurality of sub-blocks, and a prediction mode determining unit to determine a prediction mode with respect to each of the plurality of sub-blocks based on a determined result of the unidirectional application determining unit.

Abstract: A display device includes a display layer including pixels each including at least one transistor, a connection wiring electrically connected to the at least one transistor and exposed to a lower surface of the display layer through a first contact hole in the display layer, a base member disposed under the display layer and including a first hole exposing the connection wiring exposed to the lower surface of the display layer, a first lower protective layer disposed on a lower surface of the base member and including a second hole overlapping the first hole, a pad portion disposed on a lower surface of the first lower protective layer, and a lead line disposed on the lower surface of the first lower protective layer and electrically connecting the pad portion and the connection wiring. A tiled display device includes multiple display devices.

Abstract: A pixel includes an organic light emitting diode (OLED), a pixel circuit, and first and second transistors. The OLD includes a cathode electrode connected to a second power source. The pixel circuit includes a driving transistor having a gate electrode initialized by a third power source. The driving transistor controls the amount of current flowing from a first power source to the second power source via the OLED. The first transistor is connected between a fourth power source and the second power source and an anode electrode of the OLED. The first transistor is turned on based on a scan signal is supplied to a scan line. The second transistor is connected between a data line and the pixel circuit. The second transistor is turned on when the scan signal is supplied to the ith scan line.

Abstract: A polarizing plate and an optical display including the same are provided. A polarizing plate includes: a polarizer; and a first protective layer and a second protective layer sequentially stacked on a surface of the polarizer, and the second protective layer includes a positive C retardation layer, the positive C retardation layer having a thickness of about 10 ?m or less, an index of refraction of about 1.50 to about 1.55, and a glass transition temperature (Tg) of about 150° C. to about 250° C.

Abstract: A positive electrode active material for use in a positive electrode of a lithium-sulfur battery is provided. The positive electrode active material includes a) particles A having a first porous carbon material, at least part of which is crystalline, and catalyst particles deposited on the first porous carbon material; and b) particles B having a second porous carbon material, at least part of which is crystalline, and sulfur infiltrated into the second porous carbon material, wherein the particles A and the particles B have different morphologies.

Abstract: A carbon composite for an electrode of a battery, a battery including the same, and a method of manufacturing the same are provided. The carbon composite comprises a porous carbon material, and vanadium nitride particles formed on a surface of the porous carbon material, and provides improved performance of the battery including the same. The method of manufacturing the same is capable of preparing catalyst particles uniformly distributed on the surface of the porous carbon material without using harmful gas or strong acid.

Abstract: Disclosed is a water softener, which is operable in a soft water mode in which cold/hot raw water is changed into cold/hot soft water using an ion exchange resin, a running water mode in which cold/hot running water as the cold/hot raw water is discharged, a regeneration mode in which regenerated water is generated by a regeneration material and regeneration waste water generated in regeneration of the ion exchange resin is discharged, and a control mode in which supply of cold/hot raw water is controlled.

Abstract: This invention provides a water softener for performing a soft water mode to change supplied cold/hot raw water into cold/hot soft water using an ion exchange resin and discharge the cold/hot soft water, a running water mode to discharge the cold/hot raw water as cold/hot running water, a regeneration mode to generate regenerating water by a regeneration material and discharge regeneration waste water generated in regeneration of the ion exchange resin, and a regulation mode to regulate supply of the cold/hot raw water, including: a tank unit; a feed unit; a discharge unit; and a switch valve unit.

Abstract: The automatic regenerable cold/hot water softener includes a water softening tank having ion exchange resin and a regenerating tank filled with regenerating substance of the ion exchange resin. The water softener controls the mode for receiving raw water and discharging soft water using one switching valve, a direct water mode for discharging raw water itself, a regeneration mode for regenerating ion exchange resin, and a intermittence mode for intermitting the inflow and outflow of the raw water and the soft water. The precise regeneration time is judged according to used amount of the soft water by a temperature sensor and a flow meter for sensing temperature and flux of supply raw water. The regeneration is automatically prosecuted by a control part having a microprocessor. The cold/hot water softener serves a user's convenience in that sudden change of temperature is prevented.

Abstract: Disclosed is a water softener capable of producing soft water at various temperatures and facilitating the regeneration of an ion exchange resin thereof. The water softener includes a water softening tank in which an internal region containing therein the ion exchange resin is partitioned into a plurality of water softening regions which are individually assigned into a predetermined temperature; a regeneration tank integrated with the water softening tank into a single body and containing the regeneration material of the ion exchange resin; a cold/hot control valve to supply raw water to a selected one of the plurality of water softening regions according to the temperature of the raw water to rapidly supply the soft water at a desired temperature to a user; and a regeneration valve to facilitate the periodic regeneration of the ion exchange resin through a simple manual operation.

Abstract: The automatic regenerable cold/hot water softener includes a water softening tank having ion exchange resin and a regenerating tank filled with regenerating substance of the ion exchange resin. The water softener controls the mode for receiving raw water and discharging soft water using one switching valve, a direct water mode for discharging raw water itself, a regeneration mode for regenerating ion exchange resin, and a intermittence mode for intermitting the inflow and outflow of the raw water and the soft water. The precise regeneration time is judged according to used amount of the soft water by a temperature sensor and a flow meter for sensing temperature and flux of supply raw water. The regeneration is automatically prosecuted by a control part having a microprocessor. The cold/hot water softener serves a user's convenience in that sudden change of temperature is prevented.

Abstract: Disclosed is a water softener capable of producing soft water at various temperatures and facilitating the regeneration of an ion exchange resin thereof. The water softener includes a water softening tank in which an internal region containing therein the ion exchange resin is partitioned into a plurality of water softening regions which are individually assigned into a predetermined temperature; a regeneration tank integrated with the water softening tank into a single body and containing the regeneration material of the ion exchange resin; a cold/hot control valve to supply raw water to a selected one of the plurality of water softening regions according to the temperature of the raw water to rapidly supply the soft water at a desired temperature to a user, and a regeneration valve to facilitate the periodic regeneration of the ion exchange resin through a simple manual operation.