Abstract: A flow control valve for a construction machine includes a boom valve block connected lo a hydraulic pump; a boom spool coupled to the boom valve block so as to be slidably moved, and switched on by the supply of pilot signal pressure in order to carry out a boom-up or boom-down operation, thereby controlling the hydraulic oil supplied from the hydraulic pump to a boom cylinder; a boom-up flow control arrangement for supplying the hydraulic oil from the hydraulic pump to the large chamber of the boom cylinder through the boom spool, when switching on the boom spool in order to carry out the boom-up operation; and a boom-down flow control arrangement for returning a part of the hydraulic oil, which returns from the large chamber of the boom cylinder, to the hydraulic tank through the boom spool only at a predetermined pressure or higher, when the boom spool is switched on in order to carry out the boom-down operation, wherein the part of the hydraulic oil, which returns from the large chamber of the boom cylin

Abstract: An electronic device is provided. The electronic device includes a processor configured to execute a roaming application, a communication circuit configured to enable a first subscriber identity module (SIM) and to communicate with a network based on the first SIM, and a memory configured to store data associated with the roaming application. The processor is further configured to, when a roaming service product is selected in the roaming application, download a second SIM corresponding to the roaming service product from a server and enable an activation menu of the roaming service product included in the roaming application, based on location information of the electronic device.

Abstract: Disclosed is a flow control valve for construction machinery, the flow control valve being adapted to reduce pressure loss due to flow on return to a hydraulic tank during the boom-down operation of a large-scale excavator.

Abstract: A lighting device includes a housing including a hole; a light source body including a light emitting module with a terminal; and electrical connection means including a portion projecting through the hole and having a connector electrically connected to the terminal and physically connecting the housing with the light source body.

Abstract: A magnetic resonance wireless power transfer method according to an aspect of the present invention includes transmitting power from a source coil to the Tx resonant coil using a magnetic induction method, transmitting the power from the Tx resonant coil to an Rx resonant coil, having a resonant frequency identical with that of the Tx resonant coil, via magnetically-coupled resonance, and transmitting the power from the Rx resonant coil to the device coil of an electronic device using the magnetic induction method. The Tx resonant coil and the Rx resonant coil are arranged at a right angle or a specific angle of inclination relative to each other.

Abstract: A lighting device includes a housing including a hole; a light source body including a light emitting module with a terminal; and electrical connection means including a portion projecting through the hole and having a connector electrically connected to the terminal and physically connecting the housing with the light source body.

Abstract: A storage apparatus and a method for controlling the same are disclosed, which relate to a technology for a storage apparatus and a method for controlling the same to receive or return a package, which should be stored at a controlled temperature, such as food, in a non-face to face manner using two doors open in opposite directions such that a delivery person and a consumer do not meet each other. The storage apparatus includes a first door, a second door provided to face the first door, an imaging device configured to acquire an image of the package accommodated in the storage apparatus, a communicator configured to transmit the acquired image of the package to an external device, and a controller configured to control a storage temperature for the package in accordance with a package storage temperature set by the external device based on the image of the package.

Abstract: Disclosed herein is a refrigerator. The refrigerator includes a cold air generating device configured to generate cold air, a plurality of storage chambers arranged in at least a part of an area around the cold air generating device, a cold air guide unit configured to extend from the cold air generating device toward the plurality of storage chambers for guiding cold air generated from the cold air generating device selectively to the respective storage chambers, and a discharge guide unit configured to guide inside air of the respective storage chambers to the outside.

Abstract: The present invention relates to a near-field wireless power transfer system capable of having a constant efficiency regardless of a charging position of a receiver by only using a simple impedance matching circuit without using a separate existing complex adaptive impedance matching circuit or control circuit, and simultaneously transmitting power without having difficulty with impedance matching even for wireless power transmission to a plurality of electronic devices by applying a wireless power transmitter with a transmitting coil having a structure to generate a uniform mutual inductance between the transmitting coil of the wireless power transmitter and a receiver coil of each of the plurality of electronic devices.

Abstract: A semiconductor device includes a substrate having first and second regions, a first fin-type pattern and a second fin-type pattern formed in the first region and extending in a first direction, and a third fin-type pattern and a fourth fin-type pattern formed in the second region and extending in a third direction. A first source/drain is formed on the first fin-type pattern and a second source/drain region is formed on the second fin-type pattern. Each of first and second source/drains have a cross section defining a same convex polygonal shape. A third source/drain is formed on the third fin-type pattern and a fourth source/drain region is formed on the fourth fin-type pattern. Cross-sections of the third and fourth source/drains define different convex polygonal shapes from one another.

Abstract: A position tracking apparatus includes: a depth image obtaining unit for obtaining a depth image; a database created by collecting depth images received from the depth image obtaining unit; a feature extracting unit for extracting features from each pixel of the depth image; a classifier training unit for training a classifier in order to determine the position of the parts of the body by receiving a feature set for each part of the body as inputs which are extracted by using the feature extracting unit from all of the depth images in the database; and a position determination unit for extracting features for each pixel of the depth image received by the depth image obtaining unit using the feature extracting unit in a state in which the classifier training unit trains the classifier, and for tracking the three-dimensional position of each part of the body through the classifier.

Abstract: A semiconductor device includes first and second active patterns protruding upward from a substrate, a gate electrode crossing the first and second active patterns and extending in a first direction, a first source/drain region on the first active pattern and on at least one side of the gate electrode, and a second source/drain region on the second active pattern and on at least one side of the gate electrode. The first and second source/drain regions have a conductivity type different from each other, and the second source/drain region has a bottom surface in contact with a top surface of the second active pattern and at a lower level than that of a bottom surface of the first source/drain region in contact with a top surface of the first active pattern. The first active pattern has a first width smaller than a second width of the second active pattern.

Abstract: The embodiments discloses a lighting module. The lighting module disclosed in the embodiments comprises: a heat dissipating plate including a plurality of heat dissipating fins at the lower portion thereof; a light emitting module having a printed circuit board coupled on the heat dissipating plate, and a plurality of light emitting devices disposed on the printed circuit board; a lens cover disposed on the light emitting module and having a plurality of lens units corresponding to the light emitting devices, respectively; and a waterproof frame disposed between the upper periphery of the heat dissipating plate and the lens cover, wherein the waterproof frame includes a first waterproof projection projecting in a direction toward the bottom surface of the lens cover and a second waterproof projection projecting in a direction toward the top surface of the heat dissipating plate.

Abstract: A lighting apparatus includes a first body including a first inner circumferential surface and a first outer circumferential surface, a cover disposed on and fastened to the first body and including an open bottom surface, an optical member disposed between the first body and the cover and exposed at the open bottom surface of the cover, and a light source member including a circuit board disposed between the cover and the optical member along an edge of the cover and at least two light sources mounted on the circuit board to face each other.

Abstract: A method and system for detecting fusion of a relay are provided to more accurately diagnose fusion of a relay by adjusting relay OFF order when a vehicle engine is turned off using data regarding whether fusion of a relay was detected when the vehicle engine was turned on. The method includes detecting whether first and second relays have been fused when a vehicle engine was turned on and adjusting OFF order of the first and second relays when the vehicle engine is turned off based on whether the first and second relays have been fused.

Abstract: A semiconductor device includes a substrate having first and second regions, a first fin-type pattern and a second fin-type pattern formed in the first region and extending in a first direction, and a third fin-type pattern and a fourth fin-type pattern formed in the second region and extending in a third direction. A first source/drain is formed on the first fin-type pattern and a second source/drain region is formed on the second fin-type pattern. Each of first and second source/drains have a cross section defining a same convex polygonal shape. A third source/drain is formed on the third fin-type pattern and a fourth source/drain region is formed on the fourth fin-type pattern. Cross-sections of the third and fourth source/drains define different convex polygonal shapes from one another.

Abstract: A lighting module includes: a case having a main base a first and a second extension parts extending from both sides of the main base in perpendicular direction to the surface of the main base, and a first and a second auxiliary bases extending from the first and the second extension parts respectively toward the center of the main base; a substrate seated in a cavity formed by structurally connecting the main base, the first and the second extension parts and the first and the second auxiliary bases; a plurality of light emitting devices disposed on one side of the substrate in the longitudinal direction of the substrate; and a driving driver disposed on the other side of the substrate, wherein at least one of the first and the second extension parts has an opening such that the driving driver is inserted into the first and the second extension parts.

Abstract: A battery management system for a vehicle is provided to prevent current consumption of a battery by operating a relay connected between the battery and electronic loads to prevent an over-discharge of the battery. The battery management system includes a sensing unit that is configured to measure a current and a voltage of a battery for a vehicle and a relay that is connected between the battery for the vehicle and electronic units of the vehicle. Additionally, a controller is configured to receive data from the sensing unit to turn off the relay.

Abstract: An apparatus for controlling supply of power of a battery is provided. In particular the apparatus supplies battery power to various loads within a vehicle by a release of a door-lock using a key. The battery power is supplied to the loads by rotation of the key for releasing the door-lock when the power of the battery supplied to the various loads is blocked to prevent over-discharge.

Abstract: Disclosed is an LED lighting device which is easily assembled and disassembled and has a stable assemblability without structural shaking. The LED lighting device is able to improve a heat radiating characteristic and optical efficiency. The LED lighting device comprises a light guide plate comprising a top surface; an upper case comprising a base disposed on the top surface of the light guide plate, and an edge extending from the base, wherein the base is thicker than the edge; a lower case comprising a body coupled to the edge of the upper case; a reflective sheet disposed between the top surface of the light guide plate and the base of the upper case; and a light source unit disposed between the light guide plate and the body of the lower case.