Abstract: A method for manufacturing a prefabricated crown including classifying a plurality of prefabricated crowns by type and size by a first module (5) of the table system (1); classifying the plurality of prefabricated crowns by color and material by a second module (7) of the table system (1); tabulating the type, size, color and material data of the prefabricated crowns classified in the above steps (S100, S110) by a third module (9) of the table system (1), and assigning an identification code to each data; a fourth step (S130) of manufacturing the tabulated plurality of prefabricated crowns; and inputting the measured type, size, color and material data of patient's tooth into a fourth module (11) of the table system (1) to select a prefabricated crown corresponding thereto.

Abstract: The present disclosure relates to a diester-based material production unit including a reaction device in which an esterification reaction of dicarboxylic acid and a primary alcohol is performed, a column in which the gas-liquid separation of the primary alcohol and the water introduced is performed, a heat exchanger installed on a gas phase line of the column to remove heat of the gas phase line, a flash drum in which separation of a liquid phase and a gas phase is performed in the mixture stream including the primary alcohol and the water, a condenser installed on the flash drum upper line, and a layer separator in which the layer separation of a mixture of a liquefied primary alcohol and water into an organic layer and an aqueous layer is performed, wherein one or more lines through which recirculated primary alcohol from the flash drum and the layer separator flows are connected to an upper portion of the column.

Abstract: The present specification relates to a heterocyclic compound represented by Chemical Formula 1, and an organic light emitting device comprising the same.

Abstract: A display device includes a substrate including a display area and a driving circuit area, a first transistor in the display area, and including a first active layer on the substrate and a first gate electrode on the first active layer, a first gate insulating layer between the first active layer and the first gate electrode, and entirely covering the first active layer, a second transistor in the driving circuit area, and including a second active layer on the substrate and a second gate electrode on the second active layer, a second gate insulating layer between the second active layer and the second gate electrode, covering a part of the second active layer overlapping the second gate electrode, and exposing another part of the second active layer, and a first oxide semiconductor layer between the first gate insulating layer and the first gate electrode.

Abstract: A memory device includes a base die configured to transmit transmission data that are driven to a first voltage range through a transmission line based on base data, and a core die configured to generate core data by shifting a voltage level of the transmission data received through the transmission line to a second voltage range.

Abstract: A display device may comprise: a substrate including a driving area and a pixel area; a first transistor on the driving area; a second transistor on the pixel area; a first hydrogen diffusion barrier film between a first active layer and a first gate insulating film of the first transistor; and a second hydrogen diffusion barrier film between a second active layer and a second gate insulating film of the second transistor.

Abstract: A thin-film transistor including an active layer disposed on a substrate and including a channel region, a source region connected to a side of the channel region, and a drain region connected to the other side of the channel region; a gate insulating layer on the channel region of the active layer; and a gate electrode on the gate insulating layer. A slope of each side surface of the gate electrode with respect to a boundary surface between the gate insulating layer and the gate electrode is an obtuse angle (a substantially obtuse angel). A slope of each side surface of the gate insulating layer with respect to the boundary surface between the gate insulating layer and the gate electrode is an obtuse angle (a substantially obtuse angel).

Abstract: An image sensor includes a substrate including a plurality of pixels and having a first surface and a second surface opposite to the first surface, a photoelectric conversion portion disposed in the substrate in each of the pixels, a transfer gate disposed on the first surface of the substrate in each of the pixels, a first interlayer insulating layer covering the substrate and the transfer gate, a first hydrogen blocking layer disposed on the first interlayer insulating layer, a first active pattern disposed on the first hydrogen blocking layer and including a metal oxide doped with nitrogen, a first gate disposed on the first active pattern, a second interlayer insulating layer covering the first gate and the first active pattern, and upper source/drain contacts penetrating the second interlayer insulating layer and contacting the first active pattern at two sides of the first gate.

Abstract: A display device may comprise: a substrate including a driving area and a pixel area; a first transistor on the driving area; a second transistor on the pixel area; a first hydrogen diffusion barrier film between a first active layer and a first gate insulating film of the first transistor; and a second hydrogen diffusion barrier film between a second active layer and a second gate insulating film of the second transistor.

Abstract: Disclosed is an electronic device that includes a housing including a first plate, a second plate, and a side member, a ground layer, a display, a communication circuit, and a processor. The side member includes a first conductive part, a second conductive part, and a non-conductive part in contact with the first conductive part and the second conductive part and interposed between the first conductive part and the second conductive part. The first conductive part may be electrically coupled with the second conductive part. The ground layer may be electrically coupled with a partial section of the first conductive part that is adjacent to the second conductive part. The communication circuit may be electrically connected with the first conductive part and the second conductive part.

Abstract: Provided is a fast dissolving film composition comprising a medically active component as an active ingredient, in which the bitter taste of the active ingredient is masked and the fast dissolving film composition has a high content of 50% or higher. More particularly, provided is a pharmaceutical composition which comprises sildenafil or pharmaceutically acceptable salts thereof as an active ingredient, and which comprises a combination of a specific bitter taste masking agent to achieve masking of a bitter taste. Further, provided is a fast dissolving film composition which comprises a combination of a specific plasticizer to mask a bitter taste, and in which the physical properties of the high-content film are excellent.

Abstract: Disclosed is an electronic device that includes a housing including a first plate, a second plate, and a side member, a ground layer, a display, a communication circuit, and a processor. The side member includes a first conductive part, a second conductive part, and a non-conductive part in contact with the first conductive part and the second conductive part and interposed between the first conductive part and the second conductive part. The first conductive part may be electrically coupled with the second conductive part. The ground layer may be electrically coupled with a partial section of the first conductive part that is adjacent to the second conductive part. The communication circuit may be electrically connected with the first conductive part and the second conductive part.

Abstract: Provided is a fast dissolving film composition comprising a medically active component as an active ingredient, in which the bitter taste of the active ingredient is masked and the fast dissolving film composition has a high content of 50% or higher. More particularly, provided is a pharmaceutical composition which comprises sildenafil or pharmaceutically acceptable salts thereof as an active ingredient, and which comprises a combination of a specific bitter taste masking agent to achieve masking of a bitter taste. Further, provided is a fast dissolving film composition which comprises a combination of a specific plasticizer to mask a bitter taste, and in which the physical properties of the high-content film are excellent.