Abstract: An organic light emitting display device includes a plurality of pixels, each including a red sub-pixel, a green sub-pixel, a first blue sub-pixel and a second blue sub-pixel; and an initialization power source configured to supply a plurality of initialization voltages to the pixels, wherein the first and second blue sub-pixels are adjacent to each other and are coupled to a same data line.

Abstract: A method of driving a display device by using a pixel voltage corresponding to a difference between a common voltage and a data voltage comprises: operations of charging the pixel voltage by the common voltage and the data voltage having opposite polarities; and discharging the pixel voltage in a period where the polarity of the common voltage is reversed.

Abstract: An organic light emitting diode display includes a first substrate, an organic light emitting diode on the first substrate, a second substrate on the organic light emitting diode, and a capping layer between the second substrate and the organic light emitting diode. The capping layer collects light emitted from the organic light emitting diode, and the capping layer collects the light in a direction of the second substrate corresponding to the organic light emitting diode.

Abstract: Disclosed is an organic white light emitting display apparatus. The organic white light emitting device includes a first substrate including a first sub-pixel area, a second sub-pixel area, a third sub-pixel area, and an organic light emitting device (OLED) that includes a first electrode, a second electrode, and an organic white light emitting layer interposed between the first and second electrodes, and emits whit light for respective sub-pixel areas, a second substrate including first, second, and third color filters of different colors formed on positions corresponding to the respective sub-pixel areas, the second substrate being arranged to face the first substrate, and a partition wall that is extended to an area between neighboring color filters among the color filters and partitions the sub-pixel areas, the partition wall being formed on the first substrate.

Abstract: An organic light emitting diode (OLED) display includes a substrate, a light path guide layer formed on the substrate and having an inclined side wall, an organic light emitting diode (OLED) formed on the substrate and the light path guide layer, and a phase transition layer formed on the OLED and formed so as to correspond to the inclined side wall. Therefore, in the OLED display, the phase transition layer is formed in the light path guide layer so that it is possible to minimize external light reflectance increased by the light path guide layer.

Abstract: A flat panel display apparatus includes a first substrate; a second substrate disposed facing the first substrate, barrier walls disposed between the first substrate and the second substrate and partitioning unit pixels, first electrodes disposed on a surface of the first substrate facing the second substrate and located in the respective unit pixels, black matrices disposed on the surface of the second substrate facing the first substrate and corresponding to the barrier walls, second electrodes disposed in regions corresponding to the black matrices between the first substrate and the second substrate, and an electrophoretic dispersion solution disposed in the unit pixels and comprising charged pigment particles and a fluid in which the charged pigment particles are dispersed.

Abstract: An electrophoretic display device includes a first display substrate (including a base substrate, a first electrode, and a second electrode), a second display substrate (including a third electrode facing the first and second electrodes), and an electrophoretic layer between the first display substrate and the second display substrate, the electrophoretic layer including a first charged particle, a second charged particle and a colored solvent (the first and second charged particles having different polarities from each other and the colored solvent having a chromatic color).

Abstract: An organic light emitting diode display includes a first substrate, an organic light emitting diode on the first substrate, a second substrate on the organic light emitting diode, and a capping layer between the second substrate and the organic light emitting diode. The capping layer collects light emitted from the organic light emitting diode, and the capping layer collects the light in a direction of the second substrate corresponding to the organic light emitting diode.

Abstract: A secondary battery includes a can having an interior space, an electrode assembly provided in the interior space of the can, and a cap assembly seated on an opening formed in the can to seal the can and electrically connected to the electrode assembly. The cap assembly includes a cap plate connected to the opening to seal the can; a tab plate mounted to one side of the cap plate and connected to the electrode assembly; an insulating plate interposed between the cap plate and the tab plate; an electrode pin passing through the cap plate, the tab plate, and the insulating plate to interconnect these elements; and an insulating gasket interposed between the cap plate and the electrode pin. Also, the electrode pin includes a head portion mounted to one side of the cap plate and formed in multiple stages in an area contacting the insulating gasket; and a column extending from the head portion and passing through the insulating gasket, the cap plate, the insulating plate, and the cap plate.

Abstract: A display apparatus capable of implementing high luminance and high contrast ratio (C/R) may include a first substrate, a second substrate disposed on the first substrate so as to face the first substrate and having a plurality of pixel regions defined therein, and a plurality of color filters formed on the plurality of pixel regions of the second substrate, each color filter having one or more holes formed therein.

Abstract: An OLED display includes: a substrate; a thin film transistor on the substrate; a first insulation layer on the thin film transistor; a second insulation layer on the first insulation layer, the second insulation layer having a first opening exposing a portion of the first insulation layer; a first electrode electrically connected with the thin film transistor and contacting the second insulation and contacting the first insulation layer through the first opening; a pixel defining layer disposed on the first electrode and having a second opening exposing a portion of the first electrode in a region corresponding to the first opening, the second opening being smaller than the first opening; an organic emission layer on the first electrode in a region corresponding to the second opening; and a second electrode on the organic emission layer in a region corresponding to the second opening.

Abstract: Disclosed are an organic light emitting diode display and a manufacturing method thereof, and more particularly, an organic light emitting diode display capable of minimizing resistance increase of a second electrode and improving light extraction efficiency at the same time by forming a separate reflector, and a manufacturing method thereof

Abstract: Disclosed are an organic light emitting diode display and a manufacturing method thereof, and more particularly, an organic light emitting diode display and a manufacturing method thereof, that improve light extraction efficiency by forming a light controlling layer formed in a multilayer having different refractive indexes so that light is not absorbed in a pixel defining layer but reflected to the front side due to a refractive index difference.

Abstract: A pixel structure of a liquid crystal cell that is implemented in a filed sequential liquid crystal display and a method of driving the same. The liquid crystal display includes: a liquid crystal display panel including a plurality of scan lines and data lines, and a plurality of pixels connected to the scan lines and the data lines and arranged in a matrix form; a control signal generating unit for providing a control signal and a reset signal to the pixels of the liquid crystal display panel respectively; a common voltage generating unit for providing a common voltage to the respective pixels; and a boosting voltage generating unit for providing a boosting voltage to the respective pixels.

Abstract: Disclosed are a method of folding multiple filaments and a bundle of filament produced by the same. More particularly, the method of folding multiple filaments includes release-winding the filaments under a uniform release-winding tension, folding the released filaments in non-twisted states and winding the folded filaments to produce a bundle of filament, so as to effectively prevent some of the filaments in the bundle of filament from hanging down or becoming loose due to different tensions when the bundle of filament is release-wound for post processing. The bundle of filaments includes a plurality of filaments combined together in a non-twisted manner and has highly uniform weight of the filaments per unit length of the bundle of filament, wherein the standard deviation of the weight of each filament ranges from 0.0001 to 0.01 from their average weight.

Abstract: A liquid crystal display panel is capable of implementing high resolution without reducing an aperture ratio. A liquid crystal display panel includes: a substrate; a sustain electrode at a pixel region on the substrate; opaque wires positioned around the pixel region, having a lattice form extending in a first direction and a second direction crossing the first direction, and coupled with the sustain electrode; a gate wire and a data wire insulated from the gate wire with a second insulating layer interposed therebetween and extending in the second direction; a thin film transistor coupled with the gate wire and the data wire; and a pixel electrode coupled with the thin film transistor. The sustain electrode includes a transparent conductive material, and the opaque wires includes a conductive material having an electrical resistance lower than that of the transparent conductive material.

Abstract: The present invention relates to a preparation method for a linear or cyclic trisilaalkane which is a substance useful in the preparation of polycarbosilane and silicon carbide precursors. Linear or cyclic trisilaalkane and organic trichlorosilane derivatives can be synthesized simultaneously and in high yield by reacting bis(chlorosily)methane having a Si—H bond, either alone or together with an organic chloride, using a quaternary organic phosphonium salt compound as a catalyst. Further, since the catalyst can be recovered after use, the present invention is very economical and is thus effective for mass-producing precursors for organic/inorganic hybrid substances.

Abstract: An electrophoretic display device comprises: a first substrate including a first electrode; a first insulation layer provided on the first electrode; a fluid layer provided on the first insulation layer and having fluid and charged particles; a second substrate facing the first substrate with the fluid layer therebetween and including a second electrode facing the first electrode; and a second insulation layer provided between the second electrode and the fluid layer and facing the first insulation layer.

Abstract: The present invention relates to novel 1,4-disilacyclohexane derivatives and a preparation method thereof. More particularly, the present invention provides a method for preparing 1,4-disilacyclohexane derivatives with a hexagonal ring structure at high yield through double silylation of an organosilane compound and a vinyl silane compound having an unsaturated double bond using quarternary organophosphonium salts as a catalyst. According to the present invention, tris(silyl)ethanes having three silyl groups in one molecule can be prepared at the same time and the catalyst can be recovered after reaction. Thus, the method is economical and enables mass-production of 1,4-disilacydohexane derivatives and tris(silyl)ethanes which are precursors of organic/inorganic hybrid materials.

Abstract: A flat panel display apparatus includes a first substrate; a second substrate disposed facing the first substrate, barrier walls disposed between the first substrate and the second substrate and partitioning unit pixels, first electrodes disposed on a surface of the first substrate facing the second substrate and located in the respective unit pixels, black matrices disposed on the surface of the second substrate facing the first substrate and corresponding to the barrier walls, second electrodes disposed in regions corresponding to the black matrices between the first substrate and the second substrate, and an electrophoretic dispersion solution disposed in the unit pixels and comprising charged pigment particles and a fluid in which the charged pigment particles are dispersed.