Abstract: Proposed is a wireless communication-based system for managing a lubricating oil injection apparatus, the system including: a lubricating oil injection apparatus being installed in an industrial mechanical apparatus and automatically operating in a situational manner, thereby injecting lubricating oil; a monitoring unit being installed in the lubricating oil injection apparatus, checking a state thereof, generating a first signal containing information on the checked state, and transmitting the generated first signal to the outside through wireless communication; a user terminal receiving the first signal from the monitoring unit, outputting the information on the checked state, the information being contained in the first signal, and transmitting the first signal to the outside; a management server receiving the first signal from the user terminal; and a database receiving the first signal from the management server and storing the received first signal on a per lubricating oil injection apparatus basis.

Abstract: A light-emitting device includes an emission structure, a current block layer on the emission structure, a reflective layer on the current block layer, a protection layer that covers the reflective layer, and an electrode layer on the protection layer.

Abstract: A light-emitting device includes an emission structure, a current block layer on the emission structure, a reflective layer on the current block layer, a protection layer that covers the reflective layer, and an electrode layer on the protection layer.

Abstract: A method of acupuncture needle packaging includes inserting an acupuncture needle body of an acupuncture needle including an acupuncture needle handle at an upper portion thereof into an acupuncture needle tube starting from the acupuncture needle handle; disposing the acupuncture needle in the acupuncture needle tube in a state in which the upper portion of the acupuncture needle handle is exposed to an exterior of the acupuncture needle tube; ascending the upper portion of the acupuncture needle handle exposed to the exterior using a pressing jig; irradiating a laser to an area where the acupuncture needle tube and the acupuncture needle handle abut each other; and coupling the acupuncture needle handle and the acupuncture needle tube by thermally deforming the area where the acupuncture needle tube and the acupuncture needle handle abut each other with a heat generated by the laser.

Abstract: Disclosed is an apparatus for detecting fall and rise. The apparatus includes a first sensor unit disposed at a first height and configured to sense a movement of a resident, a second sensor unit disposed at a second height higher than the first height and configured to sense the movement of the resident, and a controller configured to sense a falling behavior and a rising behavior of the resident based on distances from the resident measured by the first sensor unit and the second sensor unit. The controller sets the first sensor unit and the second sensor unit such that, among three axis coordinates of the first sensor unit and the second sensor unit in a 3D orthogonal coordinate system, two axis coordinates thereof coincide with each other.

Abstract: A semiconductor device includes a memory string coupled between a common source line and a bit line, the memory string including at least one first selection transistor, a plurality of memory cells, and a plurality of second selection transistors. The semiconductor device also includes selection lines respectively coupled to the second selection transistors. The semiconductor device further includes a control logic circuit configured to float a first group of selection lines from among the selection lines at a first time and configured to float a second group of selection lines from among the selection lines at a second time different from the first time.

Abstract: The present disclosure provides an emergency determination device. The emergency determination device includes a sensor configured to detect a vital sign of a person and a hand gesture of the person within a predetermined range, and a determiner configured to analyze the vital sign recognized by the sensor, to additionally analyze the hand gesture based on a result obtained by analyzing the vital sign, and to determine whether the emergency occurs, wherein the determiner analyzes the vital sign and determines whether the emergency occurs after the sensor detects a wake-up behavior.

Abstract: The present disclosure provides an emergency determination device. The emergency determination device includes a sensor configured to detect a vital sign of a person and a hand gesture of the person within a predetermined range, and a determiner configured to analyze the vital sign recognized by the sensor, to additionally analyze the hand gesture based on a result obtained by analyzing the vital sign, and to determine whether the emergency occurs, wherein the determiner analyzes the vital sign and determines whether the emergency occurs after the sensor detects a wake-up behavior.

Abstract: A vehicle occupant detection device according to an embodiment of the present invention is provided. The vehicle occupant detection device includes a sensor unit disposed in a vehicle to detect biometric information of an occupant located in a front seat of the vehicle and a rear seat of the vehicle, a control unit analyzing the biometric information measured by the sensor unit, and an output unit outputting a warning message on the basis of the information analyzed by the control unit, wherein the control unit determines that the occupant located in the rear seat is in a dangerous state when the biometric information is not detected in the front seat but detected in the rear seat.

Abstract: A card skimming prevention device according to an embodiment of the present invention is provided. The card skimming prevention device includes a sensor unit detecting a movement of an object inserted into or ejected from a card slot of an automated teller machine and a user who inserts the object, and a control unit determining whether or not a card skimmer is inserted into the card slot on the basis of whether or not the object is ejected after the object is inserted, wherein the sensor unit detects whether the object is inserted into the card slot or ejected from the card slot via a distance from the object.

Abstract: An embodiment of the present invention provides a smart building system. The smart building system includes a sensor unit located in a indoor space to sense the presence of a person in the indoor space and biometric information of the person located in the indoor space, a determination unit determining whether or not the person is located in the indoor space on the basis of the information acquired by the sensor unit, and a controller controlling an indoor controller disposed inside the indoor space on the basis of the information determinate by the determination unit.

Abstract: Disclosed is an apparatus for detecting fall and rise. The apparatus includes a first sensor unit disposed at a specific height of an indoor space and configured to sense a falling behavior of a resident to below the specific height and a rising behavior of the resident to above the specific height, and a controller configured to determine whether or not the resident is in a dangerous state based on whether or not the rising behavior of the resident is sensed within a designated time after sensing the falling behavior of the resident by the first sensor unit.

Abstract: A card skimming prevention device according to an embodiment of the present invention is provided. The card skimming prevention device includes a sensor unit detecting a movement of an object inserted into or ejected from a card slot of an automated teller machine and a user who inserts the object, and a control unit determining whether or not a card skimmer is inserted into the card slot on the basis of whether or not the object is ejected after the object is inserted, wherein the sensor unit detects whether the object is inserted into the card slot or ejected from the card slot via a distance from the object.

Abstract: A vehicle occupant detection device according to an embodiment of the present invention is provided. The vehicle occupant detection device includes a sensor unit disposed in a vehicle to detect biometric information of an occupant located in a front seat of the vehicle and a rear seat of the vehicle, a control unit analyzing the biometric information measured by the sensor unit, and an output unit outputting a warning message on the basis of the information analyzed by the control unit, wherein the control unit determines that the occupant located in the rear seat is in a dangerous state when the biometric information is not detected in the front seat but detected in the rear seat.

Abstract: A high-solid coating composition may include about 70 wt % to about 80 wt % of an acrylic resin; and about 15 wt % to about 21 wt % of a solvent, wherein a content of non-volatile components (NVs) is about 55 wt % to about 60 wt %, a solid by volume ratio (SVR) is about 50% to about 55%, and a combination factor (CF) value being an appearance evaluation index is about 78% or more.

Abstract: A semiconductor device includes a memory string coupled between a common source line and a bit line, the memory string including at least one first selection transistor, a plurality of memory cells, and a plurality of second selection transistors. The semiconductor device also includes selection lines respectively coupled to the second selection transistors. The semiconductor device further includes a control logic circuit configured to float a first group of selection lines from among the selection lines at a first time and configured to float a second group of selection lines from among the selection lines at a second time different from the first time.

Abstract: Disclosed herein is a fixture for a bucket for a turbine blade. The fixture includes a rotor wheel that includes a plurality of dovetail grooves. A platform seat is formed between the dovetail grooves and provided with a first insertion groove in a circumferential direction. A bucket includes a platform that inserts into one of the dovetail grooves. A base platform disposed on an upper surface of the platform includes a second insertion groove at a position facing the first insertion groove.

Abstract: Provided is a traffic information collecting method using big data of an outside image of a vehicle. According to the present disclosure, a traffic information collecting method using big data of an outside image of a vehicle includes: generating object classification information indicating information on at least one of a position, a type, and a status of at least one object included in an image obtained by photographing an external situation of a vehicle; generating situation analysis information which is information obtained by analyzing the external situation of the vehicle, based on the object classification information; and selectively transmitting the situation analysis information to a server based on whether the situation analysis information corresponds to a passage interruption event which is an incident interrupting passage of the vehicle.

Abstract: A high-solid coating composition may include about 70 wt % to about 80 wt % of an acrylic resin; and about 15 wt % to about 21 wt % of a solvent, wherein a content of non-volatile components (NVs) is about 55 wt % to about 60 wt %, a solid by volume ratio (SVR) is about 50% to about 55%, and a combination factor (CF) value being an appearance evaluation index is about 78% or more.

Abstract: The purpose of the present invention is to provide a lubricant injector that implements extrusion and pumping of a lubricant using a single power source, and that can intermittently perform the extrusion of the lubricant, the lubricant injector including: a storage unit including: a storage chamber filled with a lubricant; a piston provided in the storage chamber; a screw shaft coupled to the piston to lift and lower the piston while rotating; a following gear provided on a lower end of the screw shaft; and an elastic support member provided to elastically support the following gear; a power generation unit provided to provide a rotation driving force; and an emission unit including: a cylindrical cam rotating by operating in conjunction with the power generation unit; a driving gear provided on an upper end of the cylindrical cam; a plunger pumping the introduced lubricant; and a discharge passage.