Abstract: A random copolymer having a structure represented by the following Formula 1: wherein R is phosphonic acid, Me is a methyl group, x is a number of styrene units, and y is a number of methyl methacrylate units.

Abstract: An organic light emitting display device (OLED) including: a substrate including a plurality of pixel units; first electrodes disposed in the pixel units; first subsidiary electrodes completely covering the top surfaces of corresponding ones of the first electrodes; first electrode protection units disposed on edges of the first electrodes on which the first subsidiary electrodes are not disposed; a pixel defining layer disposed on the substrate, having holes to expose the first electrodes; a light emission layer; and a second electrode disposed on the light emission layer. The light emission layer includes organic emission layers (EMLs) disposed on the first electrodes. The light emission layer may include subsidiary hole injection layers disposed on selected ones of the first electrodes, to vary a distance between the first electrodes and portions of the second electrode.

Abstract: A method of forming patterns includes forming a layer composed of a ketene based random copolymer on a substrate, forming a block copolymer on the ketene based random copolymer layer and patterning the ketene based random copolymer layer by removing a part of the block copolymer and a portion of the ketene based random copolymer layer.

Abstract: Provided is a method of fabricating a wire grid polarizer. The method includes: forming a photocatalytic layer on a first substrate; forming a patterned resin layer having a plurality of parallel grooves; forming a wire grid by filling the grooves with a metal; and transferring the wire grid and the resin layer to a second substrate.

Abstract: Disclosed are a user control-based advertising system and a method thereof. The user control-based advertising system provides an advertisement display region and an advertisement control region by discriminating the two regions from each other, and comprises: an advertisement region setup unit that sets up the advertisement display region for selectively displaying plural advertisements and the advertisement control region for controlling advertisements displayed therein by discriminating advertisement display and control regions from each other; a communication unit that receives a user command through the advertisement control region and communicates with the advertisement display region according to the received command; and an advertisement control unit that controls the animation function of the advertisement displayed in the advertisement display region according to the user command or controls the movement and selection of other advertisements displayed in the advertisement display region.

Abstract: Provided are a method of preparing a nanowire grid polarizer, and a nanowire grid polarizer prepared using the same. The method includes: mixing a surfactant and a silica precursor to prepare a mesoporous film composition; coating the mesoporous film composition on a substrate; aging the coated product to form a silica template composite; removing the surfactant inside the silica template composite to prepare a mesoporous material having channels; and filling the channels of the mesoporous material with metal. The method is suitable for the formation of a nanowire having a stable structure, mass production, and large-area production.

Abstract: An organic light emitting diode (OLED) display device and a method of fabricating the OLED display device, the OLED display device includes a substrate including an emission region and a non-emission region, a black matrix disposed in a region excluding a part of the emission region, a buffer layer disposed on the entire surface of the substrate, a semiconductor layer disposed on the buffer layer in the non-emission region, a gate electrode disposed on the semiconductor layer, a gate insulating layer insulating the semiconductor layer from the gate electrode and formed on the entire surface of the substrate, a first electrode formed on the gate insulating layer in the emission region, source and drain electrodes electrically connected with the semiconductor layer and the first electrode, an interlayer insulating layer insulating the source and drain electrodes from the gate electrode and opening a part of the first electrode, a pixel defining layer opening a part of the first electrode and disposed on the ent

Abstract: A touch panel includes first and second normally spaced apart substrates. The first substrate includes first spaced apart touch electrodes extended in a first direction and each having a first width (W1). The second substrate includes second spaced apart touch electrodes extended in a different second direction and each having a second width (W2) which is substantially narrower than the first width. One of the substrates can be flexed so that momentary shorting contact is established between corresponding first and second touch electrodes at positions where pressing touch is provided. A combination of interconnect wirings and interrogation circuits are provided for automatically determining where and when the temporary shorting contacts were made, even if plural ones are simultaneously made. The disclosed embodiments include ones where the number of interconnect wirings are reduced.

Abstract: An organic light emitting diode (OLED) display device and a method of fabricating the same.

Abstract: Provided is a method of nano-patterning block copolymers and a method of manufacturing a polarizer using the same. The method of nano-patterning block copolymers includes coating block copolymers on a lower substrate to a predetermined thickness, forming a thickness gradient by patterning the block copolymers to have a predetermined aspect ratio, and aligning self-assembled block copolymers in a direction of the thickness gradient by heat-treating the block copolymers having the thickness gradient.

Abstract: An illumination device for a liquid crystal display (LCD) is provided, including: a flat light guide plate having a light exit surface; at least one linear source unit integrally formed with a side of the flat light guide plate and extending along the at least one side of the flat light guide plate; one or more point light sources emitting light through at least one of the side surfaces of the linear light source unit; and a plurality of light exit holes vertically passing through the flat light guide plate and arranged in a longitudinal direction of the linear light source unit between the light exit surface of the flat light guide plate and the linear light source unit, wherein each of the light exit holes has a reflective surface that totally reflects light incident on the linear light source unit into the flat light guide plate.

Abstract: Embodiments of the present invention relate to a touch panel device. A touch panel device according to an exemplary embodiment of the present invention includes a touch panel and a touch panel controller for controlling the touch panel, wherein the touch panel includes a lower electrode layer, a solid insulating layer disposed on the lower electrode layer, a fluent insulating layer disposed on the solid insulating layer, and an upper electrode layer disposed on the fluent insulating layer.

Abstract: An organic light emitting display device (OLED) including: a substrate including a plurality of pixel units; first electrodes disposed in the pixel units; first subsidiary electrodes completely covering the top surfaces of corresponding ones of the first electrodes; first electrode protection units disposed on edges of the first electrodes on which the first subsidiary electrodes are not disposed; a pixel defining layer disposed on the substrate, having holes to expose the first electrodes; a light emission layer; and a second electrode disposed on the light emission layer. The light emission layer includes organic emission layers (EMLs) disposed on the first electrodes. The light emission layer may include subsidiary hole injection layers disposed on selected ones of the first electrodes, to vary a distance between the first electrodes and portions of the second electrode.

Abstract: According to an example embodiment of the present invention, a photoresist pattern is formed on a base substrate including a neutral layer. A sacrifice structure including a first sacrifice block and a second sacrifice block is formed on the base substrate having the photoresist pattern, and the sacrifice structure is formed from a first thin film including a first block copolymer. Thus, a chemical pattern is formed to form a nano-structure. Therefore, the nano-structure may be easily formed on a substrate having a large size by using a block copolymer, and productivity and manufacturing reliability may be improved.

Abstract: A light guide plate having a multi-periodic micro pattern, which can minimize chromatic dispersion, and an illumination apparatus for a display device employing the light guide plate are provided. The light guide plate includes a top surface and a micro pattern formed on the top surface and allowing light, which is incident from a first side surface of the light guide plate, to be emitted from the top surface. The micro pattern is a combination of at least two periodic patterns having different periods to reduce chromatic dispersion of light emitted from the top surface.

Abstract: The invention provides an electronic device configured to prevent or reduce electrostatic discharge from causing a pixel to malfunction. An electronic device manufactured according to the principles of the invention may include multiple conductive layers that cross but do not contact each other, wherein at least one of the conductive layers includes a width change part having a width that changes in a length direction of the at least one of the conductive layers, and a tab connected to at least one of the conductive layers at a region thereof that does not cross a neighboring conductive layer. Alternatively, the width change part may have a width that continuously varies along a length of the at least one conductive layer and may also have obtuse corner edges. The invention also provides a flat organic electroluminescent display (OELD) or LCD display device that includes such an electronic device.

Abstract: The invention provides an electronic device configured to prevent or reduce electrostatic discharge from causing a pixel to malfunction. An electronic device manufactured according to the principles of the invention may include multiple conductive layers that cross but do not contact each other, wherein at least one of the conductive layers includes a width change part having a width that changes in a length direction of the at least one of the conductive layers, and a tab connected to at least one of the conductive layers at a region thereof that does not cross a neighboring conductive layer. Alternatively, the width change part may have a width that continuously varies along a length of the at least one conductive layer and may also have obtuse corner edges. The invention also provides a flat organic electroluminescent display (OELD) or LCD display device that includes such an electronic device.

Abstract: An OLED display device and a method of fabricating the same. The OLED display device has at least one of a common power bus line or a cathode bus line formed at a peripheral portion of the OLED display device. By forming a lower line when a gate electrode of a thin film transistor is formed, and forming an upper line connected to the lower line through a contact hole when source and drain electrodes of the thin film transistor are formed, a dual structure of lower and upper lines is formed. As such, the OLED display device can reduce the width of interconnections without a high voltage drop to thereby increase an emission area of a light emitting portion of the OLED display device.

Abstract: A diffuser sheet which compensates for chromatic dispersion generated in a hologram light guide plate, and an illumination apparatus employing the diffuser sheet are provided. The diffuser sheet includes a plate type light-transmissive substrate and a light diffusion layer disposed on a light emission surface of the light-emission substrate. A light-incident surface of the light-transmissive substrate has declined surfaces and flat surfaces which are alternatively and repeatedly formed thereon. The declined surfaces are declined at a predetermined angle.

Abstract: Provided are a wire grid polarizer having a double layer structure, with two metallic wire layers, and a method of fabricating the same. The wire grid polarizer having a double layer structure includes: a light transmitting substrate; a plurality of first conductive metallic wires arranged on the light transmitting substrate parallel to one another at a predetermined period; a light transmitting interlayer arranged on the first conductive metallic wires; and a plurality of second conductive metallic wires arranged on the light transmitting substrate parallel to one another at a predetermined period, wherein the first conductive metallic wires and the second conductive metallic wires are arranged alternately.