Abstract: A wireless power receiving device includes a first coil partially disposed in an outer region and configured to transmit and/or receive data; and a second coil disposed inwardly of an inner boundary line of the outer region and configured to receive wirelessly transmitted power, wherein a center defined by an inner boundary line and a center defined by an outer boundary line of the second coil are different from each other.

Abstract: A thin-film capacitor includes a body in which a plurality of dielectric layers and first and second electrode layers are alternately stacked on a substrate, first and second electrode pads are on external surfaces of the body, and a plurality of vias are within the body. Among the plurality of vias, a first via connects the first electrode layer and the first electrode pad, and a second via connects the second electrode layer and the second electrode pad. The first via and the second via are units each include a plurality of vias, and the first via unit and the second via unit are alternately disposed on an upper surface of the body.

Abstract: A thin film capacitor includes: a body in which first and second internal electrodes and dielectric layers are alternately stacked; and a plurality of first vias disposed in the body and electrically connected to the first internal electrodes and a plurality of second vias disposed in the body and electrically connected to the second internal electrodes. Each of the first and second vias includes two regions on left and right sides of a central portion, the two regions being alternately disposed in a stacking direction.

Abstract: A coil component includes a body, a coil disposed inside of the body and forming one coil track when being viewed in a laminated direction, external electrodes disposed on an outer surface of the body. The coil track includes corner portions and linear portions connecting the respective corner portions to each other, and a line width of the corner portion is greater than that of the linear portion.

Abstract: A coil component includes a body including a plurality of first and second coil patterns, which are alternately disposed, and insulating layers disposed therebetween. The first coil patterns may be connected to the second coil patterns adjacent to the first coil patterns by vias, a plurality of coils including at least one each of the first and second coil patterns may be formed, and the plurality of coils may be connected in parallel to each other.

Abstract: A coil component may include a body including a plurality of insulating layers having coil patterns disposed on the plurality of insulating layers. The coil pattern may include a coil portion, a leading portion disposed on one side of the insulating layer, and a connection portion connecting the coil portion and the leading portion, a pattern line of the coil portion may have an arc shape, and the connection portion may be formed in a tangent line direction of the coil portion from one end of the leading portion.

Abstract: A coil component includes: a coil including connection pads; a first bonding wire connected to a first connection pad among the connection pads; and a second bonding wire connected to a second connection pad among the connection pads.

Abstract: A multilayer electronic component includes: a multilayer body includes stacked insulating layers and internal coil parts disposed on the insulating layers; external electrodes disposed on an outer portion of the multilayer body and connected to the internal coil parts; and a material layer disposed on an outermost coil part among the internal coil parts and having a specific resistance that is lower than a specific resistance of the internal coil parts.

Abstract: A wireless power receiving device includes a first coil partially disposed in an outer region and configured to transmit and/or receive data; and a second coil disposed inwardly of an inner boundary line of the outer region and configured to receive wirelessly transmitted power, wherein a center defined by an inner boundary line and a center defined by an outer boundary line of the second coil are different from each other.

Abstract: Disclosed herein is an axial flux permanent magnet (AFPM) motor including: a stator including a stator core, a magnet wire wound around the stator core, a shaft, and a stator core supporting member fixedly supporting the stator core to the shaft; and a rotor including a rotor case having a space part formed therein so as to receive the stator core therein, a magnet fixedly coupled to an inner side portion of the rotor case so as to face the stator core, and a bearing rotatably supporting the rotor case to the shaft.

Abstract: Disclosed herein is a motor assembly for a vacuum cleaner, the motor assembly including: an inlet introducing air therethrough; a motor; an impeller installed on a shaft of the motor and including a plurality of blades disposed at predetermined intervals between a pair of plates facing each other so that it rotates by the motor to suck the air; a diffuser disposed at an outer side of a discharge hole formed at an edge of the impeller; a first fan including a plurality of blade parts disposed at predetermined intervals while having the shaft as a concentric axis and disposed beneath the diffuser; and an outlet discharging the air to the outside.

Abstract: Disclosed herein is a fan motor assembly. A motor includes a rotor unit and a stator unit. An impeller is provided on an upper end of a motor shaft of the motor. The impeller is rotated by the motor to suck air. The impeller includes a pair of plates that face each other, and a plurality of blades that are disposed between the plates at positions spaced apart from each other at regular intervals. A diffuser is disposed around an outlet formed in a periphery of the impeller. A motor housing encases the rotor unit and the stator unit therein. A sensing unit is provided on a lower end of the motor shaft that extends outwards from the motor housing. The sensing unit senses the rotation of the rotor unit. An inductor is installed in the motor housing.

Abstract: Disclosed herein is a switched reluctance motor including: a rotor part including a rotor core and rotor poles each formed to be protruded from the rotor core; and a stator part including a stator yoke rotatably receiving the rotor part therein and stator salient poles each formed to be protruded from the stator yoke so as to face the rotor poles, wherein a ratio of the number of stator salient poles to the number of rotor poles is (6×n+9):((6×n+9)+1) or (6×n+9):((6×n+9)?1), (n=0, 1, 2 . . . ), (where n=0, 1, 2 . . . ).

Abstract: Disclosed herein is a switched reluctance motor including: a stator part including a plurality of salient poles formed at an inner peripheral surface thereof and coils wound around the salient poles; and a rotor part rotatably inserted into an inner portion of the stator part to thereby rotate in one direction by a reluctance torque, wherein the rotor part includes: a rotor including a rotor core provided with a shaft hole into which a shaft is inserted and a plurality of rotor salient poles formed to be protruded from the rotor core so as to face the salient poles of the stator part; and a blade part disposed between the rotor salient poles to thereby generate a fluid flow in a direction of the shaft.

Abstract: A printed circuit board and a transmitting/receiving module including the same are disclosed. The printed circuit board in accordance with an embodiment of the present invention can include a substrate, a first transmission line, which is formed on one surface of the substrate and transmits an inputted data signal, and a second transmission line, which is capacitively connected to the first transmission line. Here, the first transmission line and the second transmission line transmit an ascending edge and a descending edge of the inputted data signal.

Abstract: Disclosed herein is an interface of a multi chip module transmitting and receiving data among a plurality of chips. An interface of a multi chip module includes a communication unit that is provided in the chips and transmits and receives the data; and a radio communication unit that is provided outside the chips, converts the data transmitted from the communication unit into radio signals and wirelessly transmits the radio signals, and demodulates radio signals received from other chips into data and transmits the data to the communication unit, whereby wired communication chips can implement radio communication.

Abstract: Disclosed herein is a radio frequency (RF) communication module. The RF communication module includes: a main substrate having a plurality of electronic components mounted on an upper surface thereof and having at least one ground pad formed at corners thereof; an insulating material encapsulating the electronic components mounted on the upper surface of the main substrate and having a metal layer formed on an upper surface thereof; and a side shielding layer formed on a side of the insulating material.

Abstract: There is provided a transformer having a minimized thickness. The transformer includes: insulating layers; and coil units including primary and secondary coils disposed on the insulating layers to have a common center.

Abstract: Disclosed herein is an AC powered thermoelectric device, including: a power supplier outputting AC power; a plurality of thermoelectric modules; and a plurality of rectifiers connected to each of the plurality of thermoelectric modules in series and applying the AC power having different polarities to each of the plurality of thermoelectric modules, whereby the positions of the hot side and the cold side are fixed to function as a heater and a cooler, while using the AC power.

Abstract: There is provided a printed circuit board for reducing crosstalk, having a capacitive impedance component connected between signal and ground patterns, the printed circuit board including: signal patterns including a first signal pattern transferring low frequency signals and a second signal pattern transferring high frequency signals; ground patterns including a first ground pattern connected to the first signal pattern and a second ground pattern connected to the second signal pattern which are separated from each other; and a conductive shielding film connected between the first and second ground patterns and shielding electromagnetic waves generated from the printed circuit board. Accordingly, crosstalk between the low and high frequency signals may be reduced.