Abstract: A plasma generator according to an embodiment of the present invention is provided to generate a high density and stable plasma at near atmospheric pressure by preventing a transition of plasma to arc. The plasma generator includes a plate-shaped lower electrode for seating a substrate; and a cylindrical rotating electrode on the plate-shaped lower electrode, wherein the cylindrical rotating electrode includes an electrically conductive body that is connected to a power supply and includes a plurality of capillary units on an outer circumferential surface of the electrically conductive body; and an insulation shield layer that is made of an insulation material or a dielectric material, exposes a lower surface of the plurality of capillary units, and shields other parts.

Abstract: A WiFi wireless rear view parking system comprises a main body, a camera sensor, a Wifi transmission module, a mobile personal electronice device. The main body is installed at a license plate of an automobile. The camera sensor is provided in the main body for sensing images and video of rear regions of the automobile and generating images and video data. The Wifi transmission module transmits the image and video data from the camera. The mobile personal electronic device is for receiving image and video data transmitted by the Wifi transmission module and displaying them. The WiFi wireless rear view parking system provides rear view of the automobile to a driver. The mobile personal electronic device includes a smartphone.

Abstract: Provided is an automatic rotating interdental brush that automatically rotates a brush to efficiently clear away extraneous substances, plaque and the like trapped in between teeth by pushing and pulling a grip body while causing the brush to be in contact with the teeth. The automatic rotating interdental brush includes a body, a rotor that protrudes from and retracts into the body to rotate a brush, a brush coupled to the rotor, and a rotating unit for causing the rotor to protrude and retract while being rotated. The rotating unit includes a screw provided at a rear end of the rotor and having a spiral rotation guide groove longitudinally formed thereon, and a rotating guide hole formed in the body and having a shape corresponding to a cross-section of the screw so as to cause the screw disposed therein to be linearly moved while being rotated.

Abstract: A device for reducing fuel dilution of a diesel engine may include an engine oil level sensor mounted to an oil pan for storing engine oil, to sense a level of the engine oil, a heater switch switched on by a signal of a controller, when the level of the engine oil in the oil pan is increased to a reference level or more by fuel diluted in the engine oil, and a heater connected to the heater switch in the oil pan, to evaporate the fuel diluted in the engine oil while being operated by an on state of the heater switch.

Abstract: A WiFi wireless rear view parking system comprises a main body, a camera sensor, a Wifi transmission module, a Wifi reception module, and a display device. The main body is installed at a license plate of an automobile. The camera sensor is provided in the main body for sensing images and video of rear regions of the automobile and generating images and video data. The Wifi transmission module transmits the image and video data from the camera. The Wifi reception module is provided in the automobile for receiving image and video data transmitted by the Wifi transmission module. The display device is provided in the automobile for displaying the images and video data received by the Wifi reception module. The WiFi wireless rear view parking system provides rear view of the automobile to a driver. The WiFi wireless rear view parking system may comprise a microphone and a speaker.

Abstract: In a method of decomposing a layout of a semiconductor device, a polygon, which includes a plurality of intersections at each of which at least two lines are crossed, among polygons included in the layout of the semiconductor device may be determined as a complex polygon. A first stitch may be inserted between the plurality of intersections on the complex polygon. A plurality of decomposed patterns may be generated by performing a pattern dividing operation on the layout.

Abstract: A method of decomposing a layout of a semiconductor device for a quadruple patterning technology (QPT) process includes dividing the layout of the semiconductor device into a first temporary pattern, which includes rectangular features having a rectangular shape, and a second temporary pattern, which includes cross couple features having a Z-shape, generating a third temporary pattern and a fourth temporary pattern by performing a pattern dividing operation on the first temporary pattern in a first direction, generating a first target pattern and a second target pattern by incorporating each of the cross couple features included in the second temporary pattern into one of the third temporary pattern and the fourth temporary pattern, and generating first through fourth decomposed patterns by performing the pattern dividing operation on the first target pattern and the second target pattern in a second direction.

Abstract: A layout design method may include receiving predetermined values related to first to third normal fin designs extending in a first direction and arranged in parallel in a second direction perpendicular to the first direction, generating dummy fin designs based on the predetermined values, generating mandrel candidate designs based on the first to third normal fin designs and the dummy fin designs, decomposing the mandrel candidate designs to first and second mandrel mask designs, and generating a final mandrel mask design using one of the first and second mandrel mask designs that satisfies a predetermined condition. A first interval distance in the second direction between the first normal fin design and the second normal fin design may be different from a second interval distance in the second direction between the second normal fin design and the third normal fin design.

Abstract: A dynamic postural balance training system includes a base frame, a support frame which extends upwards from the base frame, a roll motion frame which is coupled to the upper portion of the support frame by a first shaft so as to be rotatable to the left or the right, and a pitch motion frame which is coupled to the roll motion frame by a second shaft so as to be rotatable forwards or rearwards. The system also includes a pelvis fastening unit which is disposed inside the pitch motion frame and which expands to fix the pelvis of the user in place, a connector which extends downwards from the pitch motion frame, and a foot fastening unit which is coupled to the lower end of the connector and expands to fix the feet of the user in place.

Abstract: Quality of Service (QoS) switching method and apparatus in a mobile communication system are provided. The method includes determining, based on a total resource usage for providing a plurality of QoSs, the QoS switching relating to level adjustment of the plurality of QoSs corresponding to one of downgrade, upgrade, and grade maintenance, and adjusting levels of the plurality of QoSs according to the determined QoS switching.

Abstract: A radio transmitter front end for use in a radio frequency (RF) transceiver includes at least one amplifier stage operable to generate a transmit signal in response to an upconverted signal. A feedback generator is operable to generate a transmit feedback signal in response to the transmit signal. A control signal generator is operable to generate at least one filter control signal in response to the transmit feedback signal. A notch filter is operable to filter out of band noise while passing in-band frequencies to the at least one amplifier stage, under control of the at least one filter control signal.

Abstract: Disclosed herein is an automatic rotating interdental brush that automatically rotates a brush to efficiently clear away extraneous substances, plaque and the like trapped in between teeth by pushing and pulling a grip body while causing the brush to be in contact with the teeth. The automatic rotating interdental brush includes a body, a rotor that protrudes from and retracts into the body to rotate a brush, a brush coupled to the rotor, and a rotating unit for causing the rotor to protrude and retract while being rotated. The rotating unit includes a screw provided at a rear end of the rotor and having a spiral rotation guide groove longitudinally formed thereon, and a rotating guide hole formed in the body and having a shape corresponding to a cross-section of the screw so as to cause the screw disposed therein to be linearly moved while being rotated.

Abstract: A scheduling method and apparatus in a wireless communication system. The scheduling method for a node B in a wireless communication system supporting a plurality of carriers includes determining a delay weight for each of a plurality of user equipment (UEs) according to a preset weight application time point. The method also includes determining a scheduling metric value of each UE per carrier using the delay weight, and determining a priority of each UE per carrier using the scheduling metric value.

Abstract: A method of fabricating a semiconductor device includes: forming an epitaxial layer on a semiconductor substrate; forming a capping layer having a first thickness on the epitaxial layer; and oxidizing the capping layer in an oxygen atmosphere to form a first gate dielectric layer having a second thickness.

Abstract: Methods of manufacturing a semiconductor device include forming a gate insulation layer including a high-k dielectric material on a substrate that is divided into a first region and a second region; forming a diffusion barrier layer including a first metal on a second portion of the gate insulation layer in the second region; forming a diffusion layer on the gate insulation layer and the diffusion barrier layer; and diffusing an element of the diffusion layer into a first portion of the gate insulation layer in the first region.

Abstract: A method of fabricating a semiconductor device includes forming a lower interfacial layer on a semiconductor layer, the lower interfacial layer being a nitride layer, forming an intermediate interfacial layer on the lower interfacial layer, the intermediate interfacial layer being an oxide layer, and forming a high-k dielectric layer on the intermediate interfacial layer. The high-k dielectric layer has a dielectric constant that is higher than dielectric constants of the lower interfacial layer and the intermediate interfacial layer.

Abstract: A plasma generator according to an embodiment of the present invention is provided to generate a high density and stable plasma at near atmospheric pressure by preventing a transition of plasma to arc. The plasma generator includes a plate-shaped lower electrode for seating a substrate; and a cylindrical rotating electrode on the plate-shaped lower electrode, wherein the cylindrical rotating electrode includes an electrically conductive body that is connected to a power supply and includes a plurality of capillary units on an outer circumferential surface of the electrically conductive body; and an insulation shield layer that is made of an insulation material or a dielectric material, exposes a lower surface of the plurality of capillary units, and shields other parts.

Abstract: A method of fabricating a semiconductor device includes forming a lower interfacial layer on a semiconductor layer, the lower interfacial layer being a nitride layer, forming an intermediate interfacial layer on the lower interfacial layer, the intermediate interfacial layer being an oxide layer, and forming a high-k dielectric layer on the intermediate interfacial layer. The high-k dielectric layer has a dielectric constant that is higher than dielectric constants of the lower interfacial layer and the intermediate interfacial layer.