Abstract: A method of fabricating wafer level chip scale packages may involve forming a hole to penetrate through a chip pad of an IC chip. A base metal layer may be formed on a first face of a wafer to cover inner surfaces of the hole. An electrode metal layer may fill the hole and rise over the chip pad. A second face of the wafer may be grinded such that the electrode metal layer in the hole may be exposed through the second face. By electroplating, a plated bump may be formed on the electrode metal layer exposed through the second face. The base metal layer may be selectively removed to isolate adjacent electrode metal layers. The wafer may be sawed along scribe lanes to separate individual packages from the wafer.

Abstract: A multibit electro-mechanical memory device comprises a substrate, a bit line on the substrate, a first interlayer insulating film on the bit line, first and second lower word lines on the first interlayer insulating film, the first and second lower word lines separated horizontally from each other by a trench, a spacer abutting a sidewall of each of the first and second lower word lines, a pad electrode inside a contact hole, first and second cantilever electrodes suspended over first and second lower voids that correspond to upper parts of the first and second lower word lines provided in both sides on the pad electrode, the first and second cantilever electrodes being separated from each other by the trench, and being curved in a third direction that is perpendicular to the first and second direction; a second interlayer insulating film on the pad electrode, first and second trap sites supported by the second interlayer insulating film to have first and second upper voids on the first and second cantilever

Abstract: An apparatus for synthesizing a biopolymer includes a reaction chamber, an outlet tube connected to the reaction chamber, a plurality of recovery tanks connected to the outlet tube, and a plurality of recovery valves configured to open or block the passageway between the outlet tube and each of the recovery tanks.

Abstract: Provided is a method of manufacturing a polymer array by photolithography in which a molecule containing a photolabile protecting group is reacted with a surface of a substrate, and then a photosensitizer is coated on the surface of the substrate together with a coating material and the resulting substrate is exposed to light to perform a photochemical reaction. Even by using conventional semiconductor equipment and compounds without separately fabricating light exposure equipment or synthesizing a compound, a polymer array may be effectively manufactured by photolithography with lower exposure energy (shorter period of time).

Abstract: Provided is a polyurethane polishing pad. More specifically, the present invention provides a polyurethane polishing pad having an interpenetrating network structure of a vinyl polymer with a polyurethane matrix via radical polymerization and having no pores and gas bubbles. The polyurethane polishing pad having an interpenetrating network structure of a vinyl polymer exhibits uniform dispersibility and reduced changes in hardness of the urethane pad due to heat and slurry, thereby resulting in no deterioration of polishing efficiency due to abrasion heat and solubility in the slurry upon polishing, and also enables a high-temperature polishing operation. Further, according to the present invention, the interpenetrating network structure leads to an improved polishing rate and abrasion performance, thereby significantly increasing the service life of the polishing pad.

Abstract: The present invention relates to electroluminescent compounds represented by Chemical Formula (1) L1L1M(Q)m and electroluminescent devices comprising the same as host material. The electroluminescent compound according to the invention, when used as host material of an OLED, noticeably lowers the operation voltage and enhance the power efficiency.

Abstract: Provided is a display panel comprised of a white color organic luminescent element and a color filter for full color implementation, wherein a substrate in which an organic luminescent element is formed and a color filter are assembled and fixed to face each other with an adhesive pattern therebetween, and liquid oil is filled between the color filter and the substrate inside of the adhesive pattern so as to block external moisture or oxygen, so that deterioration of luminous characteristics due to the external moisture or oxygen may be prevented by encapsulating the organic luminescent element and the color filter with the liquid oil, which leads to enhance reliability and stability of the element, and also allows the encapsulation process to be performed with relatively simple steps and low cost.

Abstract: To manufacture a wafer level stack package, first and second wafers having first and second via patterns are prepared. The second wafer is attached to the first wafer such that the front sides of the first and second wafers face each other and the first and second via patterns are connected to each other. The back side of the second wafer is ground and etched such that the lower ends of the second via patterns are exposed and projected. The back side of the first wafer is ground and etched such that the lower ends of the first via patterns are exposed and projected. A chip level stack structure is formed by sawing a wafer level stack structure having the stacked wafers into a chip level. The chip level stack structure is attached to a substrate having electrode terminals.

Abstract: Provided is a broadband internal antenna including a ground plate and an antenna unit. The antenna unit can include a feed point; a first radiator, formed with a bar shape having the feed point as one end part and the other end part from which an uncurved ‘C’ shape is extended; a ground point, connected to the ground plate; a second radiator, having one end part on which the ground point is mounted and the other end part that is connected to an area from which the uncurved ‘C’ shape of the first radiator starts to be formed in an open loop form; a first protrusion part, protruded from the uncurved ‘C’ shape of the first radiator to be formed in a closed loop form; and a second protrusion part, formed inside the open loop shape of the first radiator in an inverse L’ form.

Abstract: The present invention relates to novel red phosphorescent compounds exhibiting high luminous efficiency, and organic electroluminescent devices comprising the same.

Abstract: Provided are a FinFET and a method of manufacturing the same. A FinFET may include at least one active fin, at least one gate insulating layer pattern, a first electrode pattern, a second electrode pattern and at least one pair of source/drain expansion regions. The at least one active fin may be formed on a substrate. The at least one gate insulating layer pattern may be formed on the at least one active fin. The first electrode pattern may be formed on the at least one gate insulating layer pattern. Further, the first electrode pattern may be intersected with the at least one active fin. The second electrode pattern may be formed on the first electrode pattern. Further, the second electrode pattern may have a width greater than that of the first electrode pattern. The at least one pair of source/drain expansion regions may be formed on a surface of the at least one active fin on both sides of the first electrode pattern. Thus, the FinFET may have improved capacity and reduced GIDL current.

Abstract: A semiconductor light emitting device and a method of fabricating thereof are provided. The semiconductor light emitting device comprises: a first conductive semiconductor layer having an uneven pattern side; an active layer on the first conductive semiconductor layer; and a second conductive semiconductor layer on the active layer.

Abstract: A lens includes a convex surface formed in an outer surface thereof facing away from a light source to uniformly distribute light emitted from the light source; a concave surface concaved inward from an inner region of the convex surface, around an optical axis; and a convex portion convexed outward from a central region of the concave surface, which the optical axis intersects, in order to enhance quantity of light around the optical axis. The lens refracts light beams falling onto the respective areas thereof at different angles, thereby producing a uniform light distribution within a specific lighting range, but does not create a dark area around an optical axis.

Abstract: Disclosed are an Fc fragment modified by a non-peptide polymer, a pharmaceutical composition comprising the Fc fragment modified by the non-peptide polymer as a carrier, a complex of the Fc fragment and a drug via a linker and a pharmaceutical composition comprising such a complex. The Fc fragment modified by a non-peptide peptide according to the present invention lacks immunogenicity and effector functions. Due to these properties, the Fc fragment maintains the in vivo activity of a drug conjugated thereto in high levels, remarkably increases the serum half-life of the drug, and remarkably reduces the risk of inducing immune responses.

Abstract: A method for fabricating a semiconductor device for preventing a poisoned via is provided. A substrate with a conductive layer formed thereon is provided. A composite layer is formed over the substrate and the conductive layer, wherein the composite layer comprises a dielectric layer and a spin-on-glass layer. A via hole is formed through the composite layer, wherein the via hole exposes a surface of the conductive layer. A protection layer is formed on a sidewall of the via hole so as to prevent out-gassing from the spin-on-glass layer. A barrier layer is formed on the protection layer and the conductive layer within the via hole. And a metal layer is deposited on the barrier layer within the via hole to fill the via hole.

Abstract: A cordless complex root canal plugger for dental clinics is disclosed. The root canal plugger includes a battery charger; a pen-type vertical spreader having a rechargeable battery unit and a control unit therein; and a gun-type injection device having both a rechargeable battery unit and a control unit therein. The battery charger, the pen-type vertical spreader and the gun-type injection device are provided as a group of complementary products. The cordless complex root canal plugger allows an endodontist to move freely in a dental clinic while executing a root canal plugging procedure using the cordless complex root canal plugger during nerve treatment. Thus, the endodontist can more easily, rapidly and precisely pack a root canal with a filler material and, therefore, the cordless complex root canal plugger induces en-dodontists to buy it.

Abstract: A thermal transfer printer having simpler structure, occupying less installation space, and enhancing the user convenience. The thermal transfer printer includes a cartridge having print paper wound in a roll, a capstan roller for conveying the print paper by applying frictional force on the print paper, a printing head for printing images on the print paper, and a platen roller for selectively pressing the print paper against the printing head. The housing of the cartridge has a first opening penetrating the housing and extending laterally. A paper roll case is rotatably installed in the housing and has a second opening penetrating the paper roll case and extending laterally. Inside the paper roll case, a paper roll is stuck on the inner surface of the paper roll case, and print paper is wound from the inner surface of the paper roll case to inward direction, while a first end of the print paper is exposed through the second opening.

Abstract: Disclosed is a prism sheet structure that can control optical coupling between contact surfaces of two prism sheets in a backlight unit. The prism sheet includes: a structural surface (14) having non-planar peaks (11) with maximum height and minimum height along a length direction thereof; and a curved layer (17) having the same cycle as a cycle of height variation of the peak. The curved layer is formed at a boundary surface (16) between the structural surface 14 and the flat surface to maintain the right-angled isosceles triangular prisms formed due to a difference between the highest point and the lowest point of each of the peaks to have a predetermined size, so that distance between the valleys (12) is uniform along the length direction. Although shapes of prisms are identical, the cycle of the peak height variation allows the moiré´ patterns to be suppressed or removed.

Abstract: A method of intrusion detection in a terminal device that supports driving of a plurality of operating systems, is provided. The method includes collecting at a first operating system of the plurality of operating systems intrusion detection data for analyzing whether there is an intrusion in at least a second operating system of the plurality of operating systems; and performing at the first operating system an intrusion detection with respect to the at least a second operating system using the collected intrusion detection data.