Abstract: The present invention relates to a method for preparing an inorganic compound using desulfurization gypsum for reducing greenhouse gas emissions, and, more specifically, to a method for preparing an inorganic compound, in which calcium sulfate and calcium carbonate, which have various uses as construction materials and the like, can be prepared using, as raw material, desulfurization gypsum which, being a recycled resource, is industrial waste, and an extraction agent, and the extraction agent can be reused after separation, and thus, compared to existing processes, greenhouse gases and manufacturing costs can be remarkably reduced.

Abstract: A power management driver and a display device having the power management driver are provided, including a first power supply configured to supply a first voltage to a first driving power terminal of a pixel through a power line during a sensing period, and supply a second voltage to the first driving power terminal of the pixel through the power line during a display period; a controller configured to control timing at which the first voltage is output and timing at which the second voltage is output during a transition period between the display period and the sensing period in response to a sensing control signal; and a fault detector configured to detect a fault in the power line based on a current flowing through an output terminal during the sensing period.

Abstract: A display device includes: a display panel; a driving voltage generator; a power voltage generator; an input voltage generator; and a timing controller. The display panel is provided with a pixel configured to emit light by using a driving voltage. The driving voltage generator is configured to supply the driving voltage to the pixel. The power voltage generator is configured to generate power voltages for driving of the display panel by using an input voltage, and generating an input voltage sensing value by sensing the input voltage. The input voltage generator is configured to supply the input voltage to the power voltage generator. The timing controller is configured to control an operation of at least one of the driving voltage generator, the power voltage generator, and the input voltage generator according to the input voltage sensing value.

Abstract: An electronic device is provided. The electronic device includes a first camera, a second camera, and a processor. The processor is configured to obtain a first image using the first camera and obtain a second image using the second camera, determine depth information corresponding to an external object, using the first image and the second image, when properties of the depth information meet a first specified condition, store the depth information in connection with the first image and the second image, and when the properties of the depth information meet a second specified condition, skip the storing of the depth information in connection with the first image and the second image.

Abstract: Disclosed is a beauty effect processing apparatus that increases the effectiveness of a beauty effect applied to a face included in an image frame by selecting a protagonist, to which the beauty effect having a maximum sharpness is to be applied, from at least one received face image, and determining a beauty level corresponding to sharpness of the beauty effect to be applied to the received at least one face image based on at least one of a spaced distance from the protagonist and a face size of the received at least one face image relative to a face size of the protagonist.

Abstract: An electronic device is provided. The electronic device includes a first camera, a second camera, and a processor. The processor is configured to obtain a first image using the first camera and obtain a second image using the second camera, determine depth information corresponding to an external object, using the first image and the second image, when properties of the depth information meet a first specified condition, store the depth information in connection with the first image and the second image, and when the properties of the depth information meet a second specified condition, skip the storing of the depth information in connection with the first image and the second image.

Abstract: Disclosed is a beauty effect processing apparatus that increases the effectiveness of a beauty effect applied to a face included in an image frame by selecting a protagonist, to which the beauty effect having a maximum sharpness is to be applied, from at least one received face image, and determining a beauty level corresponding to sharpness of the beauty effect to be applied to the received at least one face image based on at least one of a spaced distance from the protagonist and a face size of the received at least one face image relative to a face size of the protagonist.

Abstract: The present disclosure provides a lighting apparatus using a light-emitting diode (LED), which includes: LEDs; a power transfer substrate with the LEDs thereon; a radiating member radiating heat generated in the LEDs; a driver electrically connected to the power transfer substrate and integrally coupled to the power transfer substrate and the radiating member; and a heat insulation layer reducing the amount of heat transferred from the radiating member to the driver. In addition, the present disclosure provides a lighting apparatus using an LED, which further includes a cradle fixed to a given object and detachably fixing a lighting body in which a power transfer substrate with LEDs thereon, a radiating member and a driver have been integrally coupled.

Abstract: The present disclosure provides a lighting apparatus using a light-emitting diode (LED), which includes: LEDs; a power transfer substrate with the LEDs thereon; a radiating member radiating heat generated in the LEDs; a driver electrically connected to the power transfer substrate and integrally coupled to the power transfer substrate and the radiating member; and a heat insulation layer reducing the amount of heat transferred from the radiating member to the driver. In addition, the present disclosure provides a lighting apparatus using an LED, which further includes a cradle fixed to a given object and detachably fixing a lighting body in which a power transfer substrate with LEDs thereon, a radiating member and a driver have been integrally coupled.