Abstract: A valve actuator comprises: a housing defining an inner space, a motor disposed in the inner space of the housing, a gear assembly disposed in the inner space of the housing and configured to transmit, to a ball valve, a driving force of the motor, a flange coupled to the ball valve, and a plurality of fastening members that couple the flange to the housing and including screws or bolts.

Abstract: A transfer connector for a cooking appliance includes a body that extends in a first direction and defines a hollow portion therein, a base that is coupled to the body and defines a communication hole in communication with the hollow portion, an electric connection part electrically connected to an external power source and extended in the first direction and penetrating through the hollow portion and the communication hole, and a dielectric material disposed in the hollow portion between an inner circumferential surface of the body and an outer circumferential surface of the electric connection part. The inner circumferential surface of the body surrounds the dielectric material, and the dielectric material surrounds the outer circumferential surface of the electric connection part.

Abstract: A vehicular driver monitoring system includes a camera disposed at an interior cabin of a vehicle. Electronic circuitry of an ECU includes an image processor for processing image data captured by the camera. The camera views at least a head region of a driver of the vehicle and is operable to capture image data. Based on processing at the ECU of the captured image data, the vehicular driver monitoring system determines an attentiveness level of the driver. Responsive to determination that the attentiveness level of the driver is below a threshold level of attentiveness, the vehicular driver monitoring system alerts a person exterior the vehicle of the determined inattentive driver.

Abstract: A heat dissipation assembly is disclosed and includes a frame and a fan. The frame includes a heat conduction channel and an airflow intake. The heat conduction channel is communication with an exterior through airflow intake. The frame includes a first plane, a second plane and an inclined plane. The first plane is disposed adjacent to the airflow intake. The inclined plane is connected between the first plane and the second plane. The second plane includes an inlet. The heat conduction channel is in communication between the airflow intake and the inlet. A cross-section area of the heat conduction channel adjacent to the airflow intake is greater than that of the heat conduction channel adjacent to the inlet. The fan is spatially corresponding to the inlet, and assembled with the frame to form an outlet in communication with the airflow intake and the heat conduction channel through the inlet.

Abstract: A refrigerator includes a cabinet defining a storage space, a door configured to open and close at least a portion of the storage space, and an ice maker assembly provided in the storage space. The ice maker assembly includes an ice maker provided forward of a cold air discharge port that is provided at a rear portion of the storage space, where the cold air discharge port is configured to deliver cold air, a front cover that covers a front side of the ice maker and that is configured to be exposed to an outside of the cabinet based on the door being opened, and a heat insulating material provided at a rear surface of the front cover and configured to at least partially block the cold air passing through the ice maker from being delivered past a front surface of the front cover.

Abstract: An ice maker of the present invention comprises: an upper tray defining an upper chamber that is a portion of an ice chamber, wherein an upper opening is provided in an upper side of the upper tray; a lower tray defining a lower chamber that is another portion of the ice chamber; a lower support supporting the lower tray and provided with a lower heater; and a control unit configured to operate the lower heater in an ice making process, wherein the control unit variably controls an output of the lower heater so that bubbles included in water in the ice chamber are gathered in a lowermost section in the ice making process.

Abstract: A dishwasher includes a storage rack. The storage rack includes a frame defining a storage space of a washing target; a side rack disposed to be rotatable with respect to the frame and configured to support the washing target; and a holder coupled to the frame and configured to guide the rotation of the side rack. The side rack can maintain a posture in which the side rack supported by the holder is inclined at a preset angle with respect to the holder.

Abstract: A vehicular parking assist system includes a plurality of sensors disposed at a vehicle and sensing exterior of the vehicle. The vehicular parking assist system, via processing of captured sensor data, and while the vehicle is conducting a parking maneuver, detects an object and tracks location of the detected object relative to the vehicle until the detected object leaves a field of sensing of the at least one sensor of the plurality of sensors. The system, after the detected object leaves the field of sensing of the at least one sensor, predicts location of the detected object relative to the vehicle. The system, upon completion of the parking maneuver, determines that the detected object is hazardous based on the predicted location of the detected object relative to the vehicle, and responsive to determining that the detected object is hazardous, restricts opening of a door of the vehicle.

Abstract: Disclosed are a method and an apparatus for accessing a channel in a wireless LAN system. A method performed by a station (STA) in a wireless LAN system according to an embodiment of the present disclosure may comprise the steps of: receiving information related to a restricted-target wake time (R-TWT) service period (SP) from an access point (AP); and setting at least one R-TWT traffic identifier (TID) for the R-TWT SP. Here, whether to perform a back-off operation for an access category (AC) in the R-TWT SP may be determined on the basis of a mapping relationship between the at least one R-TWT TID and the AC.

Abstract: A sterilization device includes: a frame having a first surface into which air flows, and a second surface from which air flows out; one or more discharge electrodes disposed in the frame; and a plurality of ground electrodes alternately arranged with the discharge electrodes. The discharge electrodes each comprise: a framework extending in the direction parallel to the ground electrodes; a first discharge needle protruding toward the first surface from the framework; and a second discharge needle protruding toward the second surface from the framework. The discharge electrodes are inclined at a predetermined angle with respect to an arbitrary axis of rotation parallel to the direction in which the ground electrodes extend, such that a discharge treatment region is formed perpendicularly to a flow direction by means of the alternate arrangement of the discharge electrodes and the ground electrodes parallel to the flow direction.

Abstract: The present disclosure provides a power control system for motor preheating including a current sensor, a power calculation module, a power error calculation module, a power control module, a current control module and a voltage control module. The current sensor senses a motor current output by the motor. The power calculation module calculates an output power of the motor according to the voltage command and the motor current. The power error calculation module calculates a power error according to a power command and the output power. The power control module outputs a current braking command according to the power error. The current control module calculates a voltage command according to the current braking command and the motor current. The voltage control module outputs a three-phase voltage according to the voltage command, and the motor is operated in a stationary state, and the stator of the motor is preheated.

Abstract: A sous vide cooker having a housing, a bulkhead attached to the housing to form a first cavity, a heat sink attached to the bulkhead to form a second cavity, and a skirt attached to the bulkhead to form a third cavity below the heat sink. A TRIAC is physically attached in conductive thermal communication to the heat sink in the second cavity. The cooker also has a motor, an impeller located in the third cavity, a drive shaft extending through at least the heat sink and into the third cavity and operatively connecting the motor to the impeller, and a heating element located within the third cavity.

Abstract: An isolated DC-DC converter is provided. The isolated DC-DC converter includes a full-bridge switching stage, a resonant network, a transformer, an output stage, an isolated charge sensor and a switch controller. The full-bridge switching stage has at least four active switches. The resonant network has a plurality of inductors and plurality of capacitors. The transformer is connected to the resonant network. The output stage is connected to the transformer and is configured to generate an output voltage or current. The isolated charge sensor is connected to the resonant network to generate a resonant inductor current charge signal. The switch controller generates and provides control signals to the at least four active switches based on at least the resonant inductor current charge signal and the output voltage or current.

Abstract: Disclosed is a method of performing an uplink (UL) transmission by a user equipment (UE) in a wireless communication system. Specifically, the method comprises performing sensing on a plurality of beams, wherein each of the plurality of beams is sensed independently; performing the UL transmission through at least one beam sensed to be idle among the plurality of beams, wherein counter values for the each of the plurality of beams are set independently.

Abstract: Provided are a method, a user equipment, a device and a recording medium in which: resource allocation information associated with a plurality of symbols is received; symbols which cannot be used for uplink transmission among the plurality of symbols are determined on the basis of the resource allocation information; and the uplink transmission is performed in at least one of the remaining symbols from the plurality of symbols excluding the symbols which cannot be used. The symbols which cannot be used comprise a symbol (DL symbol) in which a slot format is instructed as downlink (DL) and K non-DL symbols immediately after the DL symbol among the plurality of symbols. Each of the K non-DL symbols is a symbol in which a slot format is not instructed as DL, and K is an integer greater than 0.

Abstract: A filter for a water-purification device includes a filter housing having a water inlet and a water outlet defined therein, and a filter member disposed in the filter housing to purify water introduced through the inlet and supply the purified water to the outlet. The filter member includes a carbon block produced by mixing 40 to 50% by weight of titanium oxide, 30 to 40% by weight of activated carbon, and 18 to 23% by weight of binder with each other.

Abstract: A video decoding method performed by a video decoding apparatus, according to the present document, comprises the steps of: parsing, from a bitstream, flags associated with weighted prediction; parsing a prediction weighted table syntax from a picture header of the bitstream on the basis of the flags; generating prediction samples regarding a current block in a current picture on the basis of syntax elements in the prediction weighted table syntax; and generating reconstructed samples on the basis of the prediction samples, wherein the flags comprise a first flag associated with whether the weighted prediction is applied to slices referring to a picture parameter set of the bitstream, and a second flag associated with whether information related to the weighted prediction is present in the picture header, and the second flag may be parsed from the picture parameter set on the basis of the first flag.

Abstract: A refrigerator includes a cabinet having a storage space, a door configured to open and close the storage space, a first display disposed on the door, and a second display spaced apart from the first display, configured to operate to be interlocked with the first display, and having a plurality of light emitting portions.

Abstract: Aspects of the disclosure provide a liquid crystal (LC) device, a head mounted display (HMD) system, and a method of tuning the HMD system. The LC device includes a first electrode structure disposed on a first substrate with an elliptical shape. The first electrode structure includes parallel first segments connected by second segments. The LC device includes a plurality of first control electrodes electrically coupled with the first electrode structure. The plurality of first control electrodes is configured to form LC lenses at different positions. Each of the LC lenses at the different positions is formed when electrical signals are applied to a subset of the plurality of first control electrodes that is associated with the respective LC lens. The LC device includes a second electrode structure disposed on a second substrate and at least one second control electrode electrically coupled with the second electrode structure.

Abstract: Disclosed is a laundry treating apparatus including a cabinet, an accommodation portion to accommodate laundry therein, a door seating portion, and a door, wherein the door includes a door frame pivotably coupled to a front panel and accommodated in the door seating portion, and a door cover covering a front surface of the door frame and exposed forward, wherein the door frame is accommodated in the door seating portion so as not to protrude forward of the front panel.