Abstract: The present disclosure relates to a bushing-type current transformer, and a switchboard having the bushing-type current transformer applied thereto, comprising: a binding plate; a bushing including a first fixing part and a second fixing part located on each of the two sides of the binding plate and each providing an accommodating space; and a current transformer fitted and fixed to the first fixing part of the bushing.

Abstract: A display device includes: a light emitting element layer including at least one light emitting device to emit light; a light transmitting film on the light emitting element layer, the light transmitting film having a first refractive index, and defining openings; a light blocking pattern on the light emitting element layer and in the openings; and a low refractive film on the light transmitting film, the low refractive film having a second refractive index smaller than the first refractive index, and including refractors inclined to have an inclination angle with respect to an imaginary line perpendicular to an upper surface of the light transmitting film.

Abstract: Disclosed is a display panel including a barrier wall defining a barrier wall opening and an inspection opening, and including a first barrier wall layer, and a second barrier wall layer above the first barrier wall layer, and an inspection pattern in the inspection opening, and including a same material as the first barrier wall layer, wherein the barrier wall opening includes a first region defined by an inner surface of the first barrier wall layer, and a second region defined by an inner surface of the second barrier wall layer, and having a smaller width than a width of the first region.

Abstract: A heating apparatus for a vehicle of an embodiment of the present invention comprises: a body having an accommodation space with one open side surface formed therein; a heat-generating portion which is installed in the open surface of the accommodation space, and provides heat; and an inlet/outlet portion which is connected to the body so that a heat transfer medium can be input/output into/from the accommodation space, wherein, as the heat-generating portion is installed, a flow path that is in communication with the inlet/outlet portion is formed between the body and the heat-generating portion, and thus, the productivity of the items is noticeably improved.

Abstract: A thickness measuring device includes: a light source circuit including: a light source which irradiates light to a surface of a substrate including a plurality of thin films and a lens which magnifies light emitted from the light source or reflected from the surface of the substrate, a detector circuit including a spectrometer which measures a reflectance for each wavelength of light reflected from the surface of the substrate and passed through the lens to generate reflectance values and which derives reflectance spectrum data for each wavelength from the reflectance values, and a control circuit which converts the reflectance spectrum data for each wavelength into a digital signal and calculates a thickness of at least one thin film among the plurality of thin films by performing fast Fourier transform on the digital signal.

Abstract: An embodiment of the present invention provides a stretchable self-healing resistive random-access memory and a manufacturing method thereof, which implements the characteristics of a non-volatile resistive random-access memory by fabricating a composite film having a concentration gradient of a conductive metal formed therein in a way of mixing self-healing stretchable polymer and conductive metal powder, adjusting the concentration, and drying the mixture, so that one side has conductive properties and the other side has insulating properties, and then laminating the fabricated composite film.

Abstract: A display device includes a light emitting area and a sub-area disposed at a side of the light emitting area, a measurement area disposed in the sub-area, measurement patterns and a first electrode extension portion being disposed in the measurement area, a first electrode and a second electrode that are disposed in the light emitting area and spaced apart from each other, and face each other, a first insulating layer disposed on the first electrode and the second electrode, at least a part of the first insulating layer being disposed on the first electrode extension portion, and at least one light emitting element having ends disposed on the first electrode and the second electrode in the light emitting area. The measurement area includes a first measurement area in which a first measurement hole exposing a part of an upper surface of the first electrode extension portion is disposed.

Abstract: A display system according to an embodiment includes: an image projector including at least one optical member; a screen including at least one optical member; and a peripheral device. The at least one optical member of the image projector and the at least one optical member of the screen include a metamaterial member having a negative refractive index.

Abstract: Provided is a display device including a first substrate including an active region and a peripheral region, a circuit element layer on the first substrate and including insulating layers and a transistor, a display element layer on the circuit element layer and including a pixel-defining layer having an opening defined therein, a light-emitting element including a first electrode exposed by the opening, a second electrode, and a light-emitting layer disposed between the first and second electrodes, and a partition wall overlapping the peripheral region, a second substrate disposed on the display element layer, a sealing member overlapping the peripheral region and defining an inner space, and a filling member disposed in the inner space, wherein a recessed portion overlapping the peripheral region is defined in a rear surface of the second substrate facing the display element layer, and a part of the filling member is disposed in the recessed portion.

Abstract: A display panel includes: first and second substrates, each including a display area and a peripheral area in a plan view; and a sealing portion disposed between the first and second substrates. An edge of the display panel includes straight-lined and shaped edges, and the shaped edge includes a curved portion. An edge surface of the first substrate at the straight-lined edge, an edge surface of the second substrate at the straight-lined edge and an edge surface of the sealing portion at the straight-lined edge collectively define a first convex surface, an edge surface of the first substrate at the shaped edge, an edge surface of the second substrate at the shaped edge and an edge surface of the sealing portion at the shaped edge collectively define a second convex surface, and shapes of the first and second convex surfaces are different from each other.

Abstract: The present disclosure relates to a bushing-type current transformer, and a switchboard having the bushing-type current transformer applied thereto, comprising: a binding plate; a bushing including a first fixing part and a second fixing part located on each of the two sides of the binding plate and each providing an accommodating space; and a current transformer fitted and fixed to the first fixing part of the bushing.

Abstract: A display device includes a light emitting area and a sub-area disposed at a side of the light emitting area, a measurement area disposed in the sub-area, measurement patterns and a first electrode extension portion being disposed in the measurement area, a first electrode and a second electrode that are disposed in the light emitting area and spaced apart from each other, and face each other, a first insulating layer disposed on the first electrode and the second electrode, at least a part of the first insulating layer being disposed on the first electrode extension portion, and at least one light emitting element having ends disposed on the first electrode and the second electrode in the light emitting area. The measurement area includes a first measurement area in which a first measurement hole exposing a part of an upper surface of the first electrode extension portion is disposed.

Abstract: Various embodiments of the present invention relate to a method for managing a companion device, and an electronic device using the same, the electronic device comprising: a communication unit for connecting a communication channel with at least one first external electronic device; and at least one processor functionally connected with the communication unit, wherein the at least one processor requests, from the at least one first external electronic device, information (companion device authentication information) necessary for registering the at least one first external electronic device as a companion device of a second external electronic device, in response to the connection with the at least one first external electronic device, receives and stores the companion device authentication information, registers the electronic device as a companion device of the second external electronic device when the electronic device is connected with the second external electronic device, and transmits the stored compa

Abstract: An electronic device according to various exemplary embodiments may include a housing; a first antenna module configured to be disposed in a first end portion in the housing and to include a first antenna and a first amplifier circuitry to output a signal corresponding to the first antenna, a second antenna module configured to be disposed in a second end portion in the housing and to include a second antenna and a second amplifier circuitry to output a signal corresponding to the second antenna, and a transceiver configured to include a first port connected to the first antenna through the first amplifier circuitry and a second port connected to the second antenna through the second amplifier circuitry.

Abstract: An electronic device includes: an antenna; a communication circuit connected with the antenna; and one or more processors, wherein the one or more processors are configured to: identify a second amount of power corresponding to a second output signal outputted through the antenna for a second time using the communication circuit, the operation of identifying the second amount of power comprising an operation of identifying a second electromagnetic wave absorption rate corresponding to the second amount of power; determine a maximum output power for a third output signal to be outputted through the antenna according to a difference between a target electromagnetic wave absorption rate and the second electromagnetic absorption rate; and output the third output signal through the antenna based at least one the maximum output power.

Abstract: A display panel includes: first and second substrates, each including a display area and a peripheral area in a plan view; and a sealing portion disposed between the first and second substrates. An edge of the display panel includes straight-lined and shaped edges, and the shaped edge includes a curved portion. An edge surface of the first substrate at the straight-lined edge, an edge surface of the second substrate at the straight-lined edge and an edge surface of the sealing portion at the straight-lined edge collectively define a first convex surface, an edge surface of the first substrate at the shaped edge, an edge surface of the second substrate at the shaped edge and an edge surface of the sealing portion at the shaped edge collectively define a second convex surface, and shapes of the first and second convex surfaces are different from each other.

Abstract: A display panel includes: first and second substrates, each including a display area and a peripheral area in a plan view; and a sealing portion disposed between the first and second substrates. An edge of the display panel includes straight-lined and shaped edges, and the shaped edge includes a curved portion. An edge surface of the first substrate at the straight-lined edge, an edge surface of the second substrate at the straight-lined edge and an edge surface of the sealing portion at the straight-lined edge collectively define a first convex surface, an edge surface of the first substrate at the shaped edge, an edge surface of the second substrate at the shaped edge and an edge surface of the sealing portion at the shaped edge collectively define a second convex surface, and shapes of the first and second convex surfaces are different from each other.

Abstract: Disclosed are an electronic device and a method of operating the same. The electronic device may include a touch screen; a communication interface comprising communication circuitry; and a processor functionally connected to the communication circuitry of the communication interface, wherein the processor may be configured to receive execution information usable for authenticating at least one resource of a second external device from a first external device through the communication circuitry of the communication interface, to display a user interface configured to acquire biometric information of a user through the touch screen in response to receiving the execution information, to generate virtual biometric information based on the acquired biometric information, and to transmit the virtual biometric information to the second external device through the communication circuitry of the communication interface wherein the virtual biometric information is usable for authenticating the at least one resource.

Abstract: A method of evaluating crystallinity includes irradiating light from below a polycrystalline silicon substrate, allowing the irradiated light to pass through the polycrystalline silicon substrate and a circular polarizing plate disposed above the polycrystalline silicon substrate, measuring an intensity of light having passed through the circular polarizing plate at a location vertically above the circular polarizing plate, notifying that there is an error in a crystallinity of the polycrystalline silicon substrate when the measured intensity of the light is out of an error margin of a predetermined criterion intensity of light.

Abstract: An electronic device includes: an antenna; a communication circuit connected with the antenna; and one or more processors, wherein the one or more processors are configured to: identify a second amount of power corresponding to a second output signal outputted through the antenna for a second time using the communication circuit, the operation of identifying the second amount of power comprising an operation of identifying a second electromagnetic wave absorption rate corresponding to the second amount of power; determine a maximum output power for a third output signal to be outputted through the antenna according to a difference between a target electromagnetic wave absorption rate and the second electromagnetic absorption rate; and output the third output signal through the antenna based at least one the maximum output power.