Abstract: A fuel cell system and a method of controlling the system are provided. The fuel cell system includes: a fuel cell having a plurality of cells to generate power through a reaction between hydrogen supplied to an anode space and oxygen supplied to a cathode space; a power storage device to be charged with power generated by the fuel cell or discharged to supply power; and a controller. The controller recirculates hydrogen, diffused from the anode space to the cathode space, into the anode space by supplying power charged in the power storage device to the fuel cell when the power generation of the fuel cell is stopped. The controller is configured to control whether to supply the power to the fuel cell based on a pressure measured in the anode space and voltages of the cells that constitute the fuel cell.

Abstract: The present disclosure relates to an interface circuit of a motor driving apparatus, the interface circuit comprising a power circuit unit for controlling driving of a motor, and a control panel unit which controls the power circuit unit and provides a user interface, wherein the power circuit unit further comprises a second MCU which controls a relay and an additional device unit and detects an operation state of the additional device unit, and the second MCU can communicate with a first MCU of the control panel unit via a communication line.

Abstract: The present disclosure relates to an interface circuit of a motor driving apparatus, the interface circuit comprising a power circuit unit for controlling driving of a motor, and a control panel unit which controls the power circuit unit and provides a user interface, wherein the power circuit unit further comprises a second MCU which controls a relay and an additional device unit and detects an operation state of the additional device unit, and the second MCU can communicate with a first MCU of the control panel unit via a communication line.

Abstract: A soft error rate (SER) associated with a design of a semiconductor circuit may be predicted based on implementing a simulation associated with the design. The simulation may include generating a simulation environment based on information indicating the design, performing a particle strike simulation based on the simulation environment to generate charge deposition information, and calculating a collected charge quantity from the charge deposition information. A determination may be made whether the SER predicted based on the collected charge quantity at least meets a threshold. The design may be modified, and the simulation repeated, if the predicted SER value meets a threshold value. A semiconductor circuit may be manufactured based on the design if the predicted SER value is less than the threshold value.

Abstract: In some embodiments, an inverter system may include a plurality of inverters. In some embodiments, a method of controlling the plurality of inverters may include one inverter among the plurality of inverters set as a communication master to control other inverters set as communication slaves, may include the steps of generating a communication master signal in the communication master to transmit to the communication slaves, may verify whether or not the communication master signal is designated to be received by the communication slaves when the communication slaves receive the communication master signal, and may transmit a response signal with respect to the communication master signal to the inverters of the inverter system according to the verification result.

Abstract: An apparatus for controlling an inverter includes a volatile, first storage part; a nonvolatile, second storage part; and a control part configured to store data related to the status of the inverter in the first storage part when the inverter is driven and configured to select some of the data stored in the first storage part depending on the type of failure event when a failure event occurs and store the selected data in the second storage part.

Abstract: A yield prediction apparatus is provided. The yield prediction apparatus may include at least one processor coupled to at least one non-transitory computer-readable medium. The at least one processor may be configured to receive a first variable associated with operating characteristics of a semiconductor device, perform a simulation for the operating characteristics of the semiconductor device, perform a neural network regression analysis using a result of the simulation to determine a first function for the first variable, and predict a yield of the semiconductor integrated circuit based on an advanced Monte Carlo simulation. An input of the advanced Monte Carlo simulation may include the determined first function.

Abstract: A method of manufacturing an image sensor that includes first and second semiconductor chips includes receiving manufacturing data respectively associated with the first and second semiconductor chips, processing the manufacturing data to determine a capacitance and a resistance of a pixel signal transmission line to which a pixel signal generated by each pixel of the plurality of pixels is transmitted, where the capacitance and the resistance corresponding to position information associated with each pixel of the plurality of pixels, and determining predicted characteristics of the image sensor based on the determined capacitance and resistance, prior to the first semiconductor chip being electrically connected to the second semiconductor chip. The first semiconductor chip may be electrically connected to the second semiconductor chip to form the image sensor based on a determination that the predicted characteristics of the image sensor at least meet a particular set of one or more target values.

Abstract: The present invention relates to a pharmaceutical composition for preventing and treating corneal diseases or conjunctival diseases, containing a maple leaf extract as an active ingredient. The maple leaf extract exhibits an effect of inhibiting hyperemia in the eyeball in which hyperemia has been induced and an effect of inhibiting angiogenesis in the eyeball in which corneal damage has been induced, thus being effectively used in a pharmaceutical composition for preventing and treating corneal diseases or conjunctival diseases.

Abstract: A simulation method includes receiving a netlist describing a plurality of devices, performing an arithmetic operation by using values of random telegraph signal (RTS) noise factors respectively corresponding to the plurality of devices, generating an RTS model corresponding to each of the devices, based on a result of the arithmetic operation, and generating a netlist in which the RTS model is reflected.

Abstract: A yield prediction apparatus is provided. The yield prediction apparatus may include at least one processor coupled to at least one non-transitory computer-readable medium. The at least one processor may be configured to receive a first variable associated with operating characteristics of a semiconductor device, perform a simulation for the operating characteristics of the semiconductor device, perform a neural network regression analysis using a result of the simulation to determine a first function for the first variable, and predict a yield of the semiconductor integrated circuit based on an advanced Monte Carlo simulation. An input of the advanced Monte Carlo simulation may include the determined first function.

Abstract: A method of manufacturing an image sensor that includes first and second semiconductor chips includes receiving manufacturing data respectively associated with the first and second semiconductor chips, processing the manufacturing data to determine a capacitance and a resistance of a pixel signal transmission line to which a pixel signal generated by each pixel of the plurality of pixels is transmitted, where the capacitance and the resistance corresponding to position information associated with each pixel of the plurality of pixels, and determining predicted characteristics of the image sensor based on the determined capacitance and resistance, prior to the first semiconductor chip being electrically connected to the second semiconductor chip. The first semiconductor chip may be electrically connected to the second semiconductor chip to form the image sensor based on a determination that the predicted characteristics of the image sensor at least meet a particular set of one or more target values.

Abstract: The present invention relates to a pharmaceutical composition for preventing and treating corneal diseases or conjunctival diseases, containing a maple leaf extract as an active ingredient. The maple leaf extract exhibits an effect of inhibiting hyperemia in the eyeball in which hyperemia has been induced and an effect of inhibiting angiogenesis in the eyeball in which corneal damage has been induced, thus being effectively used in a pharmaceutical composition for preventing and treating corneal diseases or conjunctival diseases.

Abstract: A soft error rate (SER) associated with a design of a semiconductor circuit may be predicted based on implementing a simulation associated with the design. The simulation may include generating a simulation environment based on information indicating the design, performing a particle strike simulation based on the simulation environment to generate charge deposition information, and calculating a collected charge quantity from the charge deposition information. A determination may be made whether the SER predicted based on the collected charge quantity at least meets a threshold. The design may be modified, and the simulation repeated, if the predicted SER value meets a threshold value. A semiconductor circuit may be manufactured based on the design if the predicted SER value is less than the threshold value.

Abstract: An apparatus for controlling an inverter includes a volatile, first storage part; a nonvolatile, second storage part; and a control part configured to store data related to the status of the inverter in the first storage part when the inverter is driven and configured to select some of the data stored in the first storage part depending on the type of failure event when a failure event occurs and store the selected data in the second storage part.

Abstract: A semiconductor device includes a first fin pattern, which includes a first lower pattern and a first upper pattern stacked sequentially on a substrate, the first upper pattern including a first part and second parts respectively disposed on both sides of the first part, a gate electrode, which is formed on the first part to intersect the first fin pattern, and source/drain regions, which are formed on the second parts, respectively. A dopant concentration of the first upper pattern is higher than a dopant concentration of the first lower pattern and a dopant concentration of the substrate, and the dopant concentration of the first lower pattern is different from the dopant concentration of the substrate.

Abstract: A simulation method includes receiving a netlist describing a plurality of devices, performing an arithmetic operation by using values of random telegraph signal (RTS) noise factors respectively corresponding to the plurality of devices, generating an RTS model corresponding to each of the devices, based on a result of the arithmetic operation, and generating a netlist in which the RTS model is reflected.

Abstract: A circuit design method includes extracting aging information of each of multiple devices from a netlist including one or more devices and a model library including information associated with a process variation. An arithmetic operation is performed using the information associated with the process variation and the aging information to calculate a deviation of the process variation of each device caused by aging. A netlist and/or a model library is extracted in which the calculated deviation is reflected.

Abstract: In some embodiments, an inverter system may include a plurality of inverters. In some embodiments, a method of controlling the plurality of inverters may include one inverter among the plurality of inverters set as a communication master to control other inverters set as communication slaves, may include the steps of generating a communication master signal in the communication master to transmit to the communication slaves, may verify whether or not the communication master signal is designated to be received by the communication slaves when the communication slaves receive the communication master signal, and may transmit a response signal with respect to the communication master signal to the inverters of the inverter system according to the verification result.

Abstract: A semiconductor device includes a first fin pattern, which includes a first lower pattern and a first upper pattern stacked sequentially on a substrate, the first upper pattern including a first part and second parts respectively disposed on both sides of the first part, a gate electrode, which is formed on the first part to intersect the first fin pattern, and source/drain regions, which are formed on the second parts, respectively. A dopant concentration of the first upper pattern is higher than a dopant concentration of the first lower pattern and a dopant concentration of the substrate, and the dopant concentration of the first lower pattern is different from the dopant concentration of the substrate.