Abstract: Provided is a glass product manufacturing apparatus. The glass product manufacturing apparatus includes a furnace including a gas heating zone and an electric heating zone, a first heat exchange module configured to recover heat from the furnace, and a pump configured to drive flow of a heat transfer medium fluid passing through the first heat exchange module, wherein at least a part of the first heat exchange module is thermally coupled with at least a part of an external surface of the electric heating zone. The glass product manufacturing apparatus may reduce defect rate while exhibiting high energy efficiency.

Abstract: Disclosed are a system and a method for automatic diagnosis of a power generation facility, and a system for automatic diagnosis of a power generation facility which include a data measuring unit for acquiring vibration data from a rotating body of a power facility, a signal processing unit for signal-processing acquired vibration data, and extracting and quantifying predetermined characteristic factors with respect to a time domain, a frequency domain, and a shape area, a characteristic pattern storage unit for storing a characteristic factor pattern classified for each failure type, and a failure diagnosis unit for diagnosing whether a power facility to be diagnosed has a failure and a failure type of the power facility, on the basis of a classified characteristic factor pattern.

Abstract: A fuel gauge system for measuring the amount of current in a battery is provided. The fuel gauge system includes a first resistive element connected in series to the battery, a second resistive element connected in series to the first resistive element, a first switch connected in parallel to the second resistive element to control a current flowing in the second resistive element, a second switch connected in series to the second resistive element to control the current flowing in the second resistive element, a controller configured to output a first switching signal to the first switch and output a second switching signal to the second switch, and a fuel gauge circuit configured to measure a battery current flowing in the first resistive element and the second resistive element.

Abstract: Provided is a glass product manufacturing apparatus. The glass product manufacturing apparatus includes a furnace including a gas heating zone and an electric heating zone, a first heat exchange module configured to recover heat from the furnace, and a pump configured to drive flow of a heat transfer medium fluid passing through the first heat exchange module, wherein at least a part of the first heat exchange module is thermally coupled with at least a part of an external surface of the electric heating zone. The glass product manufacturing apparatus may reduce defect rate while exhibiting high energy efficiency.

Abstract: An apparatus and method for diagnosing rotor shaft are disclosed herein. The apparatus for diagnosing a rotor shaft that is installed in a bearing so that the rotor shaft is rotated around an axis of rotation includes a measurement unit, a calculation unit, an image generation unit, and a diagnosis unit. The measurement unit measures first vibration signals at two points of the rotor shaft located on a surface perpendicular to the axis of rotation. The calculation unit generates second vibration signals, which are vibration signals at points located in a plane identical to the plane of the two points of the rotor shaft at which the first vibration signals are measured, based on the first vibration signals. The image generation unit generates an image based on the second vibration signals. The diagnosis unit diagnoses the rotor shaft based on the generated image.

Abstract: A fuel gauge system for measuring the amount of current in a battery is provided. The fuel gauge system includes a first resistive element connected in series to the battery, a second resistive element connected in series to the first resistive element, a first switch connected in parallel to the second resistive element to control a current flowing in the second resistive element, a second switch connected in series to the second resistive element to control the current flowing in the second resistive element, a controller configured to output a first switching signal to the first switch and output a second switching signal to the second switch, and a fuel gauge circuit configured to measure a battery current flowing in the first resistive element and the second resistive element.

Abstract: Provided are a deposition process monitoring system capable of detecting an internal state of a chamber in a deposition process, and a method of controlling the deposition process and a method of fabricating a semiconductor device using the system.

Abstract: A fuel gauge system for measuring the amount of current in a battery is provided. The fuel gauge system includes a first resistive element connected in series to the battery, a second resistive element connected in series to the first resistive element, a first switch connected in parallel to the second resistive element to control a current flowing in the second resistive element, a second switch connected in series to the second resistive element to control the current flowing in the second resistive element, a controller configured to output a first switching signal to the first switch and output a second switching signal to the second switch, and a fuel gauge circuit configured to measure a battery current flowing in the first resistive element and the second resistive element.

Abstract: A charging circuit may include a battery unit in which a rechargeable battery is mounted; a charging unit configured to provide a charging current to the rechargeable battery in the battery unit, based on a direct current (DC) voltage converted from an alternating current (AC) voltage, and configured to charge the rechargeable battery; and/or a controller configured to control the charging unit such that the charging unit provides the rechargeable battery with a first charging current following a first current profile in a first charging mode as the charging current at least in a first period of the first charging mode, based on the charging current, a battery voltage of the rechargeable battery, and a temperature of the rechargeable battery, wherein the first current profile is smaller than an available maximum current in the first period.

Abstract: Provided are a deposition process monitoring system capable of detecting an internal state of a chamber in a deposition process, and a method of controlling the deposition process and a method of fabricating a semiconductor device using the system.

Abstract: An apparatus and method for diagnosing rotor shaft are disclosed herein. The apparatus for diagnosing a rotor shaft that is installed in a bearing so that the rotor shaft is rotated around an axis of rotation includes a measurement unit, a calculation unit, an image generation unit, and a diagnosis unit. The measurement unit measures first vibration signals at two points of the rotor shaft located on a surface perpendicular to the axis of rotation. The calculation unit generates second vibration signals, which are vibration signals at points located in a plane identical to the plane of the two points of the rotor shaft at which the first vibration signals are measured, based on the first vibration signals. The image generation unit generates an image based on the second vibration signals. The diagnosis unit diagnoses the rotor shaft based on the generated image.

Abstract: A fuel gauge system for measuring the amount of current in a battery is provided. The fuel gauge system includes a first resistive element connected in series to the battery, a second resistive element connected in series to the first resistive element, a first switch connected in parallel to the second resistive element to control a current flowing in the second resistive element, a second switch connected in series to the second resistive element to control the current flowing in the second resistive element, a controller configured to output a first switching signal to the first switch and output a second switching signal to the second switch, and a fuel gauge circuit configured to measure a battery current flowing in the first resistive element and the second resistive element.

Abstract: Methods of processing a furnace include the step (I) of supporting the furnace with a support member configured to span across and beyond a footprint of a mounting area. A support surface outside of the footprint is configured to support at least one pair of opposite end portions of the support member such that the furnace is suspended over the mounting area. The method may further include the step (II) of levitating the opposite end portions of the support member over the support surface on a cushion of fluid, and the step (III) of moving the furnace together with the support member relative to the support surface while the opposite end portions of the support member are levitated over the support surface with the cushion of fluid.

Abstract: A digital buck-boost conversion circuit includes an analog-to-digital converter configured to convert an output voltage signal into a digital signal, a pulse period control block configured to output a pulse period control signal based on degrees of scattering at different frequencies of the digital signal, a pulse generation block configured to output a pulse based on the pulse period control signal, and a buck-boost converter configured to convert the pulse into the output voltage signal.

Abstract: A charging circuit may include a battery unit in which a rechargeable battery is mounted; a charging unit configured to provide a charging current to the rechargeable battery in the battery unit, based on a direct current (DC) voltage converted from an alternating current (AC) voltage, and configured to charge the rechargeable battery; and/or a controller configured to control the charging unit such that the charging unit provides the rechargeable battery with a first charging current following a first current profile in a first charging mode as the charging current at least in a first period of the first charging mode, based on the charging current, a battery voltage of the rechargeable battery, and a temperature of the rechargeable battery, wherein the first current profile is smaller than an available maximum current in the first period.

Abstract: A digital buck-boost conversion circuit includes an analog-to-digital converter configured to convert an output voltage signal into a digital signal, a pulse period control block configured to output a pulse period control signal based on degrees of scattering at different frequencies of the digital signal, a pulse generation block configured to output a pulse based on the pulse period control signal, and a buck-boost converter configured to convert the pulse into the output voltage signal.

Abstract: A power supply for supplying an electric power to an electron gun, which is used in an electron microscope, and an electron microscope having the same are disclosed. The power supply includes a base board, and at least one sub-board vertically mounted on the base board to supply an electric power to an anode electrode, a filament for emitting electrons, and a grid. The at least one sub-board can include a first sub-board to supply an accelerating voltage to the anode electrode, a second sub-board to supply a heating current to the filament, and a third sub-board to supply a grid voltage to the grid.

Abstract: Provided is a universal serial bus (USB) display driver including a USB receiving unit that serially receives an image data signal from a host via a USB interface and extracts display data and control data from the image data signal, and a display driver that generates a display data voltage corresponding to the display data based on the control data and applies the display data voltage to a small-scale mobile panel. The USB receiving unit, the display driver and the small-scale mobile panel operate using power delivered via the USB interface, and a panel size of the small-scale mobile panel is less than or equal to a panel size corresponding to a maximum speed of data transmission of the USB interface.