Abstract: A sheet for shielding against electromagnetic waves and a wireless power charging device are provided. The sheet for shielding against electromagnetic waves includes a plurality of magnetic layers and an adhesive layer interposed between the plurality of magnetic layers and forming chemical bonds with an adjacent magnetic layer.

Abstract: A sheet for shielding electromagnetic waves includes a magnetic sheet formed of a metal ribbon. The magnetic sheet includes fractures disposed in a plurality of cracked portions comprising a plurality of metal ribbon fragments.

Abstract: A sheet for shielding against electromagnetic waves and a wireless power charging device are provided. The sheet for shielding against electromagnetic waves includes a plurality of magnetic layers and an adhesive layer interposed between the plurality of magnetic layers and forming chemical bonds with an adjacent magnetic layer.

Abstract: A sheet for shielding electromagnetic waves includes a magnetic sheet formed of a metal ribbon. The magnetic sheet includes fractures disposed in a plurality of cracked portions comprising a plurality of metal ribbon fragments.

Abstract: A printed circuit board includes: at least one insulating layer; and a pattern layer disposed on at least one surface of the at least one insulating layer, wherein the pattern layer comprises a circuit pattern and a residual pattern which is electrically disconnected from the circuit pattern.

Abstract: A printed circuit board includes: an insulation layer including circuit patterns, the circuit patterns having a groove formed therein; a metal protection layer (disposed in the groove; a solder resist layer disposed on the insulation layer and having an opening exposing the circuit patterns; and a solder bump disposed on the opening.

Abstract: Disclosed herein is a method of manufacturing a printed circuit board, including; forming an electronic component including an electrode that is formed on at least one side of a body; forming terminals on an upper portion of the electrode and an upper portion of the body; providing a substrate in which a cavity is formed; mounting the electronic component formed with the terminals in the cavity of the substrate; and forming a buildup layer on an upper portion of the substrate and an upper portion of the electronic component.

Abstract: The present invention relates to an energy storage apparatus capable of preventing performance degradation by reducing resistance during movement of charges between layers in a multilayer capacitor with very high capacity includes: a plurality of cathode layers for storing positive charges; a plurality of anode layers for storing negative charges; a plurality of separation layers for electrically separating the cathode layers and the anode layers; a cathode hole for introducing the positive charge into the cathode layer from the outside or discharging the positive charge from the cathode layer to the outside; an anode hole for introducing the negative charge into the anode layer from the outside or discharging the negative charge from the anode layer to the outside; a cathode conducting unit for moving the positive charge; and an anode conducting unit for moving the negative charge.

Abstract: Disclosed herein a touch panel and a producing method for a via electrode. Touch sensitivity may be improved by forming a via hole in a cover glass and then filling a via electrode into the via hole to thereby narrow an interval between a touch point of a user and an electrode layer.

Abstract: Disclosed herein are a thickness measurement device and a method for measuring a thickness. The thickness measurement device includes: a four-terminal probe including a first probe through a fourth probe which are in contact with a metal film; a contact pressure controlling unit each controlling the first probe through the fourth probe so that the metal film and the first probe through the fourth probe have the same contact pressure; a current supplying unit supplying a current to the four-terminal probe; a voltage measuring unit measuring a voltage across the four-terminal probe; and a thickness calculating unit calculating a thickness of the metal film using a current value supplied from the current supplying unit and a voltage value measured by the voltage measuring unit.

Abstract: Disclosed herein a touch panel and a producing method for a via electrode. Touch sensitivity may be improved by forming a via hole in a cover glass and then filling a via electrode into the via hole to thereby narrow an interval between a touch point of a user and an electrode layer.

Abstract: Disclosed herein is a touch panel including: a transparent substrate and an electrode pattern formed on one surface of the transparent substrate, wherein the transparent substrate has concave-convex portions formed on one surface thereof, and the electrode pattern is formed in a shape corresponding to those of the concave-convex portions on the concave-convex portions. According to the present invention, the concave-convex portions are formed on the transparent substrate to make heights of electrode patterns irregular, thereby making it possible to prevent a moiré phenomenon generated when a mesh pattern is used as the electrode pattern.

Abstract: Disclosed herein is a touch panel including a transparent substrate, a plurality of magnets positioned in both sides of the transparent substrate, ferromagnetic cores formed in one surface of the transparent substrate, and electrodes formed in one surface of the transparent substrate such that the electrodes are positioned in an outer side of the ferromagnetic cores, respectively.

Abstract: The touch panel according to a preferred embodiment of the present invention includes: a transparent substrate having one surface on which a first groove portion is formed and the other surface on which a second groove portion is formed; a first electrode formed on one surface of the transparent substrate so as to cross the first groove portion; and a second electrode formed on the other surface of the transparent substrate so as to cross the second groove portion.

Abstract: Disclosed herein is a printed circuit board having an electronic component embedded therein, the printed circuit board including: the electronic component having an external electrode formed on one side surface or both side surfaces thereof; a base substrate having a cavity into which the electronic component is inserted; and at least one connection member inserted between the external electrode of the electronic component and an inner wall of the cavity to electrically connect the electronic component and the base substrate to each other.

Abstract: Disclosed herein is a method of manufacturing a printed circuit board, including; forming an electronic component including an electrode that is formed on at least one side of a body; forming terminals on an upper portion of the electrode and an upper portion of the body; providing a substrate in which a cavity is formed; mounting the electronic component formed with the terminals in the cavity of the substrate; and forming a buildup layer on an upper portion of the substrate and an upper portion of the electronic component.

Abstract: Disclosed herein is a printed circuit board, including: a mounting substrate having a cavity formed therein; an electronic component inserted into the cavity; and a base substrate formed at least one of an upper part and a lower part of the electronic component, inserted into the cavity, and having an upper substrate pad and a lower substrate pad extended outwardly thereof and connected to each other.

Abstract: Disclosed herein are a touch panel and a method for manufacturing the same, the touch panel including: a transparent substrate; a black matrix pattern provided on an upper surface of the transparent substrate, the black matrix pattern having a plurality of openings; first electrode patterns provided on the black matrix pattern; and second electrode patterns provided on a lower surface of the transparent substrate, so that the touch panel includes the first electrode patterns formed of a silver salt, over the black matrix pattern having the plurality of openings, and thus can prevent a moiré phenomenon due to a metal material and improve visibility.

Abstract: There are provided a hydrodynamic bearing assembly and a spindle motor including the same. The hydrodynamic bearing assembly includes: a sleeve including a shaft hole to have a shaft rotatably installed therein; and a cover member covering the shaft hole at a lower portion of the shaft hole in an axial direction, wherein an inner surface of the sleeve is provided with depression parts depressed in an outer diameter direction between upper and lower portions of the sleeve and portions in which radial bearings are formed, such that the portions in which the radial bearings are formed are provided with bearing closure adhesion parts allowing the portions in which the radial bearings are formed to be closer to the shaft than portions other than the portions in which the radial bearings are formed.

Abstract: Disclosed herein is a spindle motor including: a shaft forming the center of rotation of the motor; a sleeve receiving the shaft therein and rotatably supporting the shaft; a thrust plate press-fitted into the shaft so as to be perpendicular to an axial direction of the shaft; and a sealing cap spaced apart from the thrust plate in an upward axial direction and bent to enclose an outer side surface of the sleeve to thereby be coupled to the thrust plate, wherein the sealing cap is provided with a sealing part having concave parts and convex parts alternately formed along an inner peripheral surface thereof in a radial direction.