Abstract: An operation mode of an air cleaner is changed according to the degree of indoor air contamination and an indoor space condition, and one or more filters of the air cleaner can be easily cleaned. The air cleaner includes a housing, an inlet located at a lower part of the housing, a filter assembly, an outlet, and a brush unit. The filter assembly is located above the inlet, and a diameter of the filter assembly is gradually shortened in the direction from an upper part of the filter assembly to a lower part of the filter assembly. The discharge port is located above a second filter assembly. The brush unit is used to eliminate contaminants from an outer surface of the filter assembly.

Abstract: A robot cleaner having a side suction port formed on a side surface of a main body so as to suck the dust beside the main body and a side discharge port formed on the side surface of the main body to discharge the air toward the side of the main body is provided. The side discharge port can scatter the dust beside the main body and allow the dust to be sucked smoothly through the side suction port.

Abstract: A cylinder head pallet includes: a base plate; a subplate disposed upwardly of the base plate, spaced apart from the base plate, and having a first surface and a second surface that oppose each other; and a plurality of posts installed on the first surface and the second surface of the subplate to support a cylinder head.

Abstract: A life vest includes a main body, a pair of front coupling member, and a pair of rear coupling member. The main body is divided into a front part surrounding an abdomen and a chest portion, and a rear part surrounding a back portion and having an storage space defined therein. The pair of front coupling members extend from the front part. The pair of rear coupling members are disposed adjacent to the pair of storage spaces and respectively include buckles of different kinds.

Abstract: An integral door guide assembly is removably coupled in an opening of a door of a refrigerator and has an adjustable height. The refrigerator includes a first door rotatably connected to a front surface of a main body, and having an opening in which a plurality of door guide assemblies can be arranged, and a second door rotatably connected to a front surface of the first door. The door guide assembly includes a door guide, a guide removably fixed on both side walls of the opening, a moving unit removably coupled with both side walls of the door guide, guided by the guide to move in an up-down direction, a stopper coupled with the guide, and caught by or released from the catching projections to adjust a position of the moving unit and a latch configured to fix the stopper released from the catching projections.

Abstract: An induction heating cooker includes heat resistant glass; an induction coil unit located under the heat resistant glass to generate a magnetic field; a plurality of light emitting diodes (LEDs) provided outside the induction coil unit while being spaced apart from each other along a circumferential direction of the induction coil unit; a printed circuit board, the plurality of LEDs being mounted on the printed circuit board; a light blocking film provided on a lower surface of the heat resistant glass; and a slit formed in the light blocking film and allowing light radiated from the plurality of LEDs to pass therethrough.

Abstract: A fastening apparatus includes: a main structure, a movable structure mounted to be vertically movable with respect to the main structure, a support connected to the movable structure, a plurality of fastening devices mounted on the support, and a variation mechanism to vary fastening positions of the fastening devices. In particular, the variation mechanism changes the fastening positions on a 2-dimensional coordinate, and also individually moves the plurality of fastening devices along a radial coordinate and an angular coordinate of a polar coordinate system.

Abstract: An integral door guide assembly is removably coupled in an opening of a door of a refrigerator and has an adjustable height. The refrigerator includes a first door rotatably connected to a front surface of a main body, and having an opening in which a plurality of door guide assemblies can be arranged, and a second door rotatably connected to a front surface of the first door. The door guide assembly includes a door guide, a guide removably fixed on both side walls of the opening, a moving unit removably coupled with both side walls of the door guide, guided by the guide to move in an up-down direction, a stopper coupled with the guide, and caught by or released from the catching projections to adjust a position of the moving unit and a latch configured to fix the stopper released from the catching projections.

Abstract: An integral door guide assembly is removably coupled in an opening of a door of a refrigerator and has an adjustable height. The refrigerator includes a first door rotatably connected to a front surface of a main body, and having an opening in which a plurality of door guide assemblies can be arranged, and a second door rotatably connected to a front surface of the first door. The door guide assembly includes a door guide, a guide removably fixed on both side walls of the opening, a moving unit removably coupled with both side walls of the door guide, guided by the guide to move in an up-down direction, a stopper coupled with the guide, and caught by or released from the catching projections to adjust a position of the moving unit and a latch configured to fix the stopper released from the catching projections.

Abstract: A refrigerator capable of supplying water without opening a door and deteriorating the aesthetic quality of the refrigerator is provided. The refrigerator includes a main body in which a food storage space is formed, a door to open or close one side of the main body and a water dispensing member having an outlet. The water dispensing member is provided so as to be movable in the forward and backward directions and located at a first position at which the water dispensing member is accommodated in the door or at a second position at which the water dispensing member protrudes forward from the door.

Abstract: Disclosed is an art wall for customized installation of shelves includes a plurality of guide members which are spaced from each other and installed to a wall and are provided with a plurality of bracket fitting holes in a longitudinal direction; a wall finishing material which is interposed between the plurality of guide members to cover the wall; a shelf which is detachably engaged to the guide members, so that an object is placed on the shelf; a fixing bracket which is engaged to the shelf to fix the shelf to the guide members, and is provided with a protruding boss to be fitted into the bracket fitting holes; and a bracket coupler configured to detachably engage the shelf to the fixing bracket.

Abstract: A first electronic apparatus is provided including a communicator configured to communicate with at least one among a plurality of electronic apparatuses respectively assigned with main resource identifiers for identifying the apparatuses over a network and a controller configured to assign a sub resource identifier, which corresponds to a main resource identifier of a second electronic apparatus and has a smaller unit size than the main resource identifier, to the second electronic apparatus, transmit the assigned sub resource identifier to the second electronic apparatus which the second electronic apparatus stores, use the assigned sub resource identifier of the second electronic apparatus to request communication with the second electronic apparatus, begin communication with the second electronic apparatus if the second electronic apparatus responds to the request for communication, and perform an operation of the second electronic apparatus based on a command from the first electronic apparatus.

Abstract: An integral door guide assembly is removably coupled in an opening of a door of a refrigerator and has an adjustable height. The refrigerator includes a first door rotatably connected to a front surface of a main body, and having an opening in which a plurality of door guide assemblies can be arranged, and a second door rotatably connected to a front surface of the first door. The door guide assembly includes a door guide, a guide removably fixed on both side walls of the opening, a moving unit removably coupled with both side walls of the door guide, guided by the guide to move in an up-down direction, a stopper coupled with the guide, and caught by or released from the catching projections to adjust a position of the moving unit and a latch configured to fix the stopper released from the catching projections.

Abstract: A cylinder head pallet includes: a base plate; a subplate disposed upwardly of the base plate, spaced apart from the base plate, and having a first surface and a second surface that oppose each other; and a plurality of posts installed on the first surface and the second surface of the subplate to support a cylinder head.

Abstract: An induction heating cooker includes heat resistant glass; an induction coil unit located under the heat resistant glass to generate a magnetic field; a plurality of light emitting diodes (LEDs) provided outside the induction coil unit while being spaced apart from each other along a circumferential direction of the induction coil unit; a printed circuit board, the plurality of LEDs being mounted on the printed circuit board; a light blocking film provided on a lower surface of the heat resistant glass; and a slit formed in the light blocking film and allowing light radiated from the plurality of LEDs to pass therethrough.

Abstract: An induction heating cooker including reinforced heat resistant glass on which a cooking vessel is placed, an induction coil unit located under the reinforced heat resistant glass and configured to generate a magnetic field, a plurality of light emitting diodes (LEDs) provided radially outside and vertically below the induction coil unit while being spaced apart from each other along a circumferential direction of the induction coil unit, a plurality of convex lenses provided on front surfaces of the plurality of LEDs, respectively, a light blocking film provided on a lower surface of the reinforced heat resistant glass, and a slit formed in the light blocking film and allowing light radiated from the plurality of LEDs to pass therethrough, so that light radiated from the LEDs are slantingly projected to form an image of flame, which looks real, on a lower end portion of a side surface of the cooking vessel.

Abstract: Provided are a wafer level package and a manufacturing method thereof. The wafer level package method includes preparing a patterned wafer, forming a recess in a position, in which a semiconductor chip is to be attached, of the patterned wafer through an etching process, fixing the semiconductor chip to the interior of the recess, and applying a passivation material to portions other than the semiconductor chip within the recess and to an upper end of the wafer. The wafer level package includes a silicon or glass wafer including a recess formed through etching and having an area larger than a semiconductor chip, a semiconductor chip fixed to the interior of the recess, and a passivation material filling an empty space other than the semiconductor chip within the recess and applied to a portion corresponding to an area larger than the semiconductor chip on an upper end of the wafer.

Abstract: A method and a device for managing a tab window indicating a group including heterogeneous applications are provided. The method includes outputting a display window comprising at least one or more objects for executing one or more applications on a terminal window, receiving a user input that selects the at least one or more objects and moves the selected at least one or more objects to a region excluding the display window, generating an application group comprising at least one or more applications corresponding to the selected at least one or more objects according to the received user input, and outputting a tab window indicating the generated application group to the terminal window.

Abstract: Provided is a low-density parity-check (LDPC) code decoder and a decoding method. The decoding method may include calculating a message of a variable node (V-node), calculating a message of a check node (C-node), and calculating log-likelihood ratio (LLR) data of a channel using the message of the V-node and the message of the C-node.