Abstract: A method of calculating a collision risk of a ship according to an embodiment of the present disclosure may include: calculating an available velocity area based on maneuvering performance of a host ship; calculating a velocity obstacle area where there is a possibility of collision between an object and the host ship; and calculating a collision risk based on at least one of the available velocity area, the velocity obstacle area, and a preset weight.

Abstract: A display device includes a substrate including a display area and a peripheral area disposed around the display area. The peripheral area includes a bending region and a contact region adjacent to the bending region. A first connection line includes a first portion disposed in the contact region, and a second portion disposed in both the bending region and the contact region, and including a first layer and a second layer. At least part of the second layer of the second portion overlaps the first layer of the second portion. In the contact region, the first layer of the second portion is electrically connected to the first portion, and the second layer of the second portion is electrically connected to the first layer of the second portion.

Abstract: A display device includes a pixel electrode in a light emission area, a pixel defining layer which is on the pixel electrode and defines the light emission area, a light emitting layer and a common electrode on the pixel electrode, a bank on the pixel defining layer, the bank including a first bank layer defining a lower portion of a bank opening corresponding to the light emission area and a second bank layer which defines an upper portion of the bank opening and a tip of the bank, the tip including upper and lower surfaces of the second bank layer, a lower inorganic encapsulation layer which is on the bank and includes an inorganic pattern on the common electrode and facing and spaced apart from both the upper and lower surfaces of the tip, and an auxiliary pattern between the lower surface of the tip and the inorganic pattern.

Abstract: A device according to an aspect includes a memory in which at least one program is stored and at least one processor configured to execute the at least one program, wherein the at least one processor obtains information about a candidate object using a distance detection sensor, obtains an image of the candidate object using an image capturing sensor, determines whether the candidate object is a real object using the image of the candidate object, and displays a marker containing information about the candidate object determined to be a real object on a monitoring image.

Abstract: Proposed is a method for providing at least one channel group by a server. The method may include in response to an interaction from a user terminal requesting creation of a channel group, creating the channel group; in response to the channel group being created. The method may also include creating a default chat channel included in the channel group. The method may further include in response to an interaction from the user terminal requesting creation of a chat channel, creating the chat channel included in the channel group.

Abstract: A non-oriented electrical steel sheet according to an embodiment of the present invention includes, in wt %, Si at 0.2 to 4.3%, Mn at 0.05 to 2.5%, Al at 0.1 to 2.1%, Bi at 0.0001 to 0.003%, Ga at 0.0001 to 0.003%, and the balance of Fe and inevitable impurities.

Abstract: A display device that includes a first pixel electrode disposed on a substrate; a pixel defining layer disposed on the substrate and exposing the first pixel electrode; a first light emitting layer disposed on the first pixel electrode; a first common electrode disposed on the first light emitting layer; a first bank layer disposed on the pixel defining layer; a second bank layer disposed on the first bank layer and including a side surface protruding from a side surface of the first bank layer; and a third bank layer disposed on the second bank layer and including a side surface protruding from the side surface of the first bank layer, wherein the second bank layer and the third bank layer each include a transparent conductive oxide (TCO), and the second bank layer further includes zinc (Zn).

Abstract: A water purifier comprising: a filter unit comprising at least one filter filtering water to generate purified water; a flow rate sensor measuring a flow rate of the water; a concentrated water channel discharging concentrated water, having been filtered by the filter unit; an extraction unit extracting the purified water; a flow rate control valve controlling a flow rate of purified water; an opening and closing degree measurement unit, measuring a degree of opening and closing of the flow rate control valve; a concentrated water ratio calculation unit, calculating a ratio between purified water and concentrated water, according to the degree of opening and closing of the flow rate control valve; and a controller, using the flow rate of water and the calculated ratio between purified water and concentrated water, to calculate amounts of water used, integrating the calculated amounts of water, and calculating a lifespan (remaining life) of the filter.

Abstract: A water purifier comprising: a filter unit comprising at least one filter filtering water to generate purified water; a flow rate sensor measuring a flow rate of the water; a concentrated water channel discharging concentrated water, having been filtered by the filter unit; an extraction unit extracting the purified water; a flow rate control valve controlling a flow rate of purified water; an opening and closing degree measurement unit, measuring a degree of opening and closing of the flow rate control valve; a concentrated water ratio calculation unit, calculating a ratio between purified water and concentrated water, according to the degree of opening and closing of the flow rate control valve; and a controller, using the flow rate of water and the calculated ratio between purified water and concentrated water, to calculate amounts of water used, integrating the calculated amounts of water, and calculating a lifespan of the filter.

Abstract: An automatic extraction device may include a displacement measuring unit for measuring the distance to a container by transmitting a measurement signal and then generating the measurement value which corresponds to the distance to the container; a control unit for outputting a water extraction signal if the measurement value is included within the predetermined target distance range and if the measurement value is not changed during the predetermined reference time; and a water extraction cock for supplying fluid to the container by opening a water extraction valve if the water discharge signal is input.

Abstract: An automatic extraction device may include a displacement measuring unit for measuring the distance to a container by transmitting a measurement signal and then generating the measurement value which corresponds to the distance to the container; a control unit for outputting a water extraction signal if the measurement value is included within the predetermined target distance range and if the measurement value is not changed during the predetermined reference time; and a water extraction cock for supplying fluid to the container by opening a water extraction valve if the water discharge signal is input.

Abstract: A device for generating a torsional electromagnetic wave and an electric power system employing the same are disclosed. In accordance with the present invention, since the device for generating the torsional electromagnetic wave is electrically isolated from a power source unit providing a power source to a load, the device can be used regardless of the power supply system such as a single-phase electric system and a tri-phase electric system, and may be reduce power consumptions of devices using an induction motor such as an air conditioner and a refrigerator.

Abstract: An apparatus and a method for improving a power efficiency are disclosed. In accordance with the present invention, since the apparatus for improving a torsional electromagnetic wave is electrically isolated from a power source unit providing a power source to a load, the apparatus can be used regardless of the power supply system such as a single-phase electric system and a tri-phase electric system, and may be reduce power consumptions of devices using an induction motor such as an air conditioner and a refrigerator.

Abstract: The present invention relates to a method of manufacturing a low pressure injection type RIM mold and a product molded using the mold, wherein manufacturing time is reduced by simplifying manufacturing processes and the precision of a product is prevented from being lowered.