Abstract: An apparatus and method for transmitting and receiving magnetic field signals in a magnetic field communication system are provided. The apparatus includes a controller configured to generate a communication signal, matching units that are configured to receive the communication signal and that respectively correspond to different matching frequencies, and loop antennas that are connected to the matching units, respectively, and that are configured to convert communication signals according to the different matching frequencies into magnetic transmission signals in the form of magnetic field energy and to transmit the magnetic transmission signals.

Abstract: An embodiment relates to a rotor and a motor comprising same, the rotor comprising: a rotor core; and a plurality of first magnets and second magnets arranged along the outer circumferential surface of the rotor core, wherein each of the second magnets is disposed between the first magnets, and the outer circumferential surface of each of the first magnets has a curvature greater than that of the outer circumferential surface of the second magnet. Therefore, the motor can reduce cogging torque by using the first magnet and the second magnet having different shapes, and thus can improve the quality of the motor.

Abstract: Proposed is an augment implant to which different types of porous structures are applied and, more specifically, an augment implant to which different types of porous structures are applied in which a porous structure of an irregular shape is formed on the outer side of the augment implant and a porous structure of a regular shape is formed on the inner side of the augment implant, thereby ensuring an initial fixing power by means of a rough surface, inducing bone ingrowth to provide a long-term biological fixing power, making the augment implant lightweight, enabling a structure thereof to be shaped with a remarkably low amount of data, reinforcing the strength of a body part having a porous structure through a frame part having a nonporous structure, and facilitating the discharge of remaining inner powder through a powder hole.

Abstract: In an embodiment, an error correction code circuit is provided. The error correction code circuit includes an error correction code engine and data processing circuit. The error correction code engine is configured to generate a second parity signal and syndrome information by performing an operation on operation source data and a first parity signal. The data processing circuit is configured to output write data as the operation source data and output an internally generated dummy parity signal as the first parity signal during a write operation, and to output read data as the operation source data and output a read parity signal as the first parity signal during a read operation.

Abstract: The present disclosure provides a motor router comprising: an annular body having a first coil guide; and a guide part formed to protrude from the body, and having a second coil guide to which the first coil guide is connected, and thus the present invention reduces the number of parts and has a simplified configuration, thereby providing an advantageous effect of reducing manufacturing processes and manufacturing costs.

Abstract: The present disclosure is directed to providing a toothed conveyor belt type oil recovery device including: a recovery conveyor which is rotates in such a way that a continuous track rotates, the recovery conveyor having multiple teeth made of a hydrophilic material on an outer surface, the recovery conveyor having one side positioned in water in which oil is spilled to recover the oil while feeding the oil into a space between the adjacent teeth by the rotation; and a separation unit which holds an oil separating liquid, and is positioned on the other side of the recovery conveyor to separate the oil from the teeth while the oil separating liquid is fed into the space between the adjacent teeth by capillary suction when the teeth move on to the oil separating liquid on the other side of the recovery conveyor by the rotation of the recovery conveyor.

Abstract: An embodiment relates to a motor comprising: a shaft; a rotor coupled to the shaft; and a stator disposed on the outside of the rotor, wherein the rotor includes a rotor core and a plurality of magnets disposed on the outer circumferential surface of the rotor core, wherein the rotor core includes a first region coupled to the shaft and a second region disposed on the outside of the first region, and wherein the upper or lower portion of the second region radially overlaps a bearing coupled to the shaft. Accordingly, the size of the motor can be reduced compared to the conventional art.

Abstract: A frequency detection circuit may include a pulse generator configured to generate a pulse signal having a pulse width proportional to a cycle of a periodic wave to be measured; a low pass filter configured to selectively allow the pulse signal to pass therethrough; and a determination circuit configured to generate a frequency detection signal based on the pulse signal having passed through the low pass filter.

Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a plurality of light emitting devices on the substrate; a first reflective layer on the substrate; a resin layer on the first reflective layer; and a second reflective layer on the resin layer. The resin layer includes a first surface from which light emitted from the plurality of light emitting devices is emitted, and a second surface opposite to the first surface, wherein the first surface of the resin layer includes a first exit surface having a first curvature, and a second exit surface having a flat surface or a second curvature, wherein a maximum distance from the second surface to the first exit surface may be greater than a maximum distance from the second surface to the second exit surface.

Abstract: The present disclosure relates to a method and device for providing a V2X service in a next generation radio access technology (new RAT). The present embodiments may provide a method and device for performing sidelink communication by a transmission terminal, the method comprising the steps of: receiving, from a base station, one or more pieces of DMRS pattern information and a resource information set comprising information about one or more sidelink resources; selecting, on the basis of the resource information set, one sidelink resource for performing sidelink communication; selecting, on the basis of the selected one sidelink resource, a particular DMRS pattern from among the one or more pieces of DMRS pattern information; and transmitting a PSCCH and a PSSCH in one slot by using the selected sidelink resource, and transmitting, on the basis of the particular DMRS pattern, a DMRS from a particular symbol of the PSSCH.

Abstract: An embodiment provides a motor comprising: a stator; a rotor arranged to correspond to the stator; a shaft coupled to the rotor; and a busbar disposed above the stator, wherein: the busbar comprises a busbar body and a plurality of busbar terminals disposed in the busbar body; each of the busbar terminals comprises a body part and a power terminal part coupled to the body part; the body part comprises a body, a plurality of terminal portions disposed in the body, and a protrusion protruding in the shaft direction from the upper surface of the body; and one surface of the lower portion of the power terminal part comes into contact with the inner surface of the protrusion. Accordingly, the motor uses the busbar terminal having the structure in which the power terminal part is coupled to the body part, and thus scraps produced during the formation of the busbar terminal can be minimized.

Abstract: An embodiment relates to a motor comprising: a shaft; a rotor engaged with the shaft; and a stator disposed outside the rotor, wherein the stator includes a stator core formed by stacking a plurality of sheets and a coil wound around the stator core, the stator core including a yoke having a hole formed therein, a tooth protruding radially from the yoke, and an adhesive member disposed in the hole, the hole being disposed on an imaginary line L extending radially along the side of the tooth. Accordingly, the motor can form a stator core by stacking sheets, and reduce noise and vibration by filling an adhesive member in a hole formed in the stator core.

Abstract: Proposed is an augment implant and, more specifically, is an augment implant, in which a body part of the porous structure is combined with a frame part of a non-porous structure to increase the mechanical strength of the body part and to prevent damage to the body part due to external forces, bone ingrowth is maximized by minimizing the area of the frame part, the augment implant can be inserted in various directions, not just in a specific direction, and when the augment implant is manufactured by 3D printing, a support is connected to the frame part so that in a process of removing the support, the support can be easily removed without damage to the porous structure.

Abstract: A light source module comprises: a printed circuit board; a light source disposed on the printed circuit board; a first light guide layer disposed on the printed circuit board, and accommodating the light source; and a second light guide layer disposed above the first light guide layer, wherein a material of the first light guide layer is different from that of the second light guide layer, and a refractive index of the first light guide layer is greater than that of the second light guide layer.

Abstract: The present invention may provide a motor including a shaft, a rotor coupled to the shaft, and a stator disposed to correspond to the rotor, wherein the rotor includes a rotor core and magnets coupled to the rotor core, the magnets include a first unit magnet disposed on an outer circumferential surface of the rotor core in a circumferential direction and a second unit magnet disposed adjacent to the first unit magnet, the first unit magnet includes a first surface facing the rotor core and a first curved surface facing the stator, the second unit magnet includes a second surface facing the rotor core and a second curved surface facing the stator, a length of the first surface in the circumferential direction is different from a length of the second surface in the circumferential direction, and a radius of curvature of the first curved surface is different from a radius of curvature of the second curved surface.

Abstract: The present technology may include an error correction code engine configured to generate a parity bit and syndrome information by performing an operation according to operation source data, and a data processing circuit configured to simultaneously output the parity bit and first delay data, which is generated by delaying input data by a first time according to a write operation, simultaneously output the syndrome information and second delay data, which is generated by delaying input data by a second time according to a read operation, and to share substantially the same signal path in generating the first delay data and in generating the second delay data.

Abstract: Disclosed is a low power modulator with a VCO quantizer. The low power modulator with the VCO quantizer may include an integrator converting an input current to a voltage, a quantizer converting the converted voltage to digital information, a filter unit filtering the converted digital information, a DAC converting the filtered digital information into a feedback current, and a controller calculating the digital information output based on a difference value between the input current and the feedback current for each sampling time.

Abstract: A pixel circuit for background light suppression includes: a 2-tap pixel circuit including first and second pixel capacitors, first and second storage switches, and first and second transfer switches; an in-pixel sigma delta circuit including a plurality of switching switches and a storage capacitor for storing charge transferred from the first and second pixel capacitors; an adaptive sigma delta controller configured to determine switching states of the plurality of switching switches according to a first state of the first pixel capacitor, or a second state of the second pixel capacitor, or both; and a chopping controller configured to instruct the storage switches and the transfer switches of the 2-tap pixel circuit to be selectively switched according to an output of the adaptive sigma delta controller.

Abstract: The present invention relates to a composition for treating KCa3.1 channel-mediated diseases, comprising a phenylalkyl carbamate compound and, more specifically, to a pharmaceutical composition comprising, as an active ingredient, a phenylalkyl carbamate compound, the representative example of which is solriamfetol conventionally used as a therapeutic agent for narcolepsy, i.e., 2-amino-3-phenylpropyl carbamate, the pharmaceutical composition being able to be used for treating KCa3.1 channel-mediated diseases, for example, fibrotic diseases, autoimmune diseases, and cancer diseases, by inhibiting the activation of KCa3.1 channels in the cell membrane.

Abstract: The present technology may include a first storage circuit connected to a plurality of memory banks, an error correction circuit, a read path including a plurality of sub-read paths connected between the plurality of memory banks and the error correction circuit, and a control circuit configured to control data output from the plurality of memory banks to be simultaneously stored in the first storage circuit by deactivating the read path during a first sub-test section, and to control the data stored in the first storage circuit to be sequentially transmitted to the error correction circuit by sequentially activating the plurality of sub-read paths during a second sub-test section.