Abstract: The present disclosure relates to a method for providing an optimal putting path performed by a system and relates to a technology of collecting data about a putting field of each store from at least one store terminal and performing a simulation of putting performed at a plurality of positions within the putting field installed in each store, selecting trajectory data of a ball entering a hole cup among trajectory data for a plurality of balls derived from a simulation result and selecting an optimal putting trajectory, and then projecting the optimal putting trajectory onto the putting field through a projector.

Abstract: The present disclosure relates to a method for providing an autonomous putting training system formed by a main server and relates to a technology of providing an autonomous training creation UI to a user terminal, receiving a type of a training course of autonomous training to be performed and the number of steps in the training course from the user terminal by a main server, generating autonomous training, providing a training progress UI when training is performed for the generated autonomous training, controlling a projector to sequentially project an image of the hole cup, a start position of the ball, and line information stored for each step on a putting field, and providing statistics information analyzing a trajectory of the ball, a success rate, and a training time for each step to the user terminal through a statistics UI when the autonomous training is completed.

Abstract: The present disclosure provides a putting guide system including at least one projector installed in an upper portion of a putting room including a floor surface composed of a putting field and capable of projecting an image onto the putting field, a camera located in the upper portion of the putting room near the at least one projector to capture an image of the putting field, a control module for providing physical property information of a putting environment based on the image provided from the camera to be analyzed and for controlling the projector, a server connected to the control module by wire/wireless to analyze a putting result and statistics and providing the analyzed result to a user terminal, and a user terminal for controlling the control module through a putting interface received from the server to perform a putting training program.

Abstract: Provided is a method for producing a virtual reality content for at least one sequence. The method may include: displaying at least one action setting zone for setting an action of a virtual reality character, a list zone for displaying a setting value to be input into the at least one action setting zone, and a preview zone for displaying an action of the virtual reality character; receiving a user input, dragging and dropping at least one of setting values, which is a setting value for a first action of the virtual reality character, displayed on the list zone to a first action setting zone; receiving a user input and setting a setting value for a second action of the virtual reality character into a second action setting zone; and displaying, on the preview zone, at least one scene showing actions of the virtual reality character.

Abstract: Provided is a method for producing a virtual reality content performed by a virtual reality content producing apparatus. The method may include displaying an action setting zone for setting an action of a content to be displayed in virtual reality, a list zone for displaying a setting value to be input into the action setting zone, and a preview zone for displaying an action of a virtual reality content according to the setting value input into the action setting zone; receiving a user input and dragging and dropping at least one of setting values displayed on the list zone to the action setting zone; and setting an action of the content according to the setting value dragged and dropped to the action setting zone and displaying the action of the content on the preview zone.

Abstract: An HVDC power increase controller includes a command output unit for outputting a current command value according to a disturbance signal to a main controller; a voltage drop determiner receiving an alternating current (AC) voltage and comparing a level of the AC voltage to a lowest level of a voltage causing a rectification failure; and a power tracking determiner receiving a direct current (DC) power and comparing a level of the DC power to an estimated power level corresponding to the current command value. The command output unit adjusts the current command value according to a comparison result of the voltage drop determiner and the power tracking determiner.

Abstract: The present invention relates to a high-voltage direct current (HVDC) converter comprising: a 12-pulse diode rectifier having two three-phase bridge diode rectifiers connected in series to rectify, to 12 pulses, alternating current (AC) power inputted from a point of connection on the sea; and a voltage-source converter connected in series to a lower end of the 12-pulse diode rectifier, wherein the voltage-source converter controls a voltage of the AC power inputted from the point of connection on the sea and a DC link voltage of the voltage-source converter.

Abstract: An HVDC power increase controller includes a command output unit for outputting a current command value according to a disturbance signal to a main controller; a voltage drop determiner receiving an alternating current (AC) voltage and comparing a level of the AC voltage to a lowest level of a voltage causing a rectification failure; and a power tracking determiner receiving a direct current (DC) power and comparing a level of the DC power to an estimated power level corresponding to the current command value. The command output unit adjusts the current command value according to a comparison result of the voltage drop determiner and the power tracking determiner.

Abstract: The present invention relates to a high-voltage direct current (HVDC) converter comprising: a 12-pulse diode rectifier having two three-phase bridge diode rectifiers connected in series to rectify, to 12 pulses, alternating current (AC) power inputted from a point of connection on the sea; and a voltage-source converter connected in series to a lower end of the 12-pulse diode rectifier, wherein the voltage-source converter controls a voltage of the AC power inputted from the point of connection on the sea and a DC link voltage of the voltage-source converter.

Abstract: A cylindrical underwater vehicle with a vertical end plate attached to a partially movable rudder, including a vertical end plate which is formed in a longitudinal direction of the underwater vehicle and is mounted on a circumference thereof so as to improve a control force with respect to the underwater vehicle. The cylindrical underwater vehicle with a vertical end plate attached to a partially movable rudder, including a fixed plate formed to radially extend, and a movable plate, a front end of which is rotatably mounted to the rear of the fixed plate, includes a first vertical end plate which is formed to have a regular width in a longitudinal direction of the underwater vehicle at an upper end portion of the movable plate and is mounted perpendicular to the movable plate.

Abstract: Disclosed are a cavitation device and an underwater moving body having the same. The underwater moving body includes a body; and a cavitation device for generating a cavity which encloses an outer circumferential surface of the body, wherein the cavitation device includes: a plurality of flap-up/down members rotatably connected to the body, disposed to cover the outer circumferential surface, and disposed in a circumferential direction and a lengthwise direction of the body in a matrix form; and a pressing module for flapping up the flap-up/down members such that the cavity is generated, as the flap-up/down members being rotated are inclined from the outer circumferential surface. Under this configuration, the cavitation device can freely generate a partial cavity or a super cavity on the surface of the underwater moving body. Furthermore, a ventilation module for forming a ventilated cavity may be coupled to the cavitation device.

Abstract: A cylindrical underwater vehicle with a vertical end plate attached to a partially movable rudder, including a vertical end plate which is formed in a longitudinal direction of the underwater vehicle and is mounted on a circumference thereof so as to improve a control force with respect to the underwater vehicle. The cylindrical underwater vehicle with a vertical end plate attached to a partially movable rudder, including a fixed plate formed to radially extend, and a movable plate, a front end of which is rotatably mounted to the rear of the fixed plate, includes a first vertical end plate which is formed to have a regular width in a longitudinal direction of the underwater vehicle at an upper end portion of the movable plate and is mounted perpendicular to the movable plate.

Abstract: Disclosed is an image sensor for measuring illumination, proximity and color temperature, including: a light source unit configured to irradiate infrared with a wavelength of a specific band onto an object; a light source controller configured to control power supplied to the light source unit; an infrared transmission filter configured to allow only the infrared and visible ray with the wavelength of the specific band among light incident through a lens after being reflected by the object to selectively transmit therethrough; a first sensing unit provided with an image pixel for acquiring an image of the object introduced through the infrared transmission filter; and a second sensing unit configured to receive the infrared and the visible ray having passed through the infrared transmission filter and measure current illumination, proximity to the object and color temperature of the object.

Abstract: Disclosed are a cavitation device and an underwater moving body having the same. The underwater moving body includes a body; and a cavitation device for generating a cavity which encloses an outer circumferential surface of the body, wherein the cavitation device includes: a plurality of flap-up/down members rotatably connected to the body, disposed to cover the outer circumferential surface, and disposed in a circumferential direction and a lengthwise direction of the body in a matrix form; and a pressing module for flapping up the flap-up/down members such that the cavity is generated, as the flap-up/down members being rotated are inclined from the outer circumferential surface. Under this configuration, the cavitation device can freely generate a partial cavity or a super cavity on the surface of the underwater moving body. Furthermore, a ventilation module for forming a ventilated cavity may be coupled to the cavitation device.

Abstract: A static compensator apparatus for a HVDC system may control harmonic wave compensation at high passive speed to meet operating characteristics of the HVDC system. A static compensator is turned-on in a normal mode and compensates for invalid power and removes a harmonic wave generated by the high voltage direct current system. A static compensator controller controls an operation of the static compensator. A diesel power generator operates complementarily to the static compensator and being turned-on when the high voltage direct current system starts.

Abstract: Disclosed is an image sensor for measuring illumination, proximity and color temperature, including: a light source unit configured to irradiate infrared with a wavelength of a specific band onto an object; a light source controller configured to control power supplied to the light source unit; an infrared transmission filter configured to allow only the infrared and visible ray with the wavelength of the specific band among light incident through a lens after being reflected by the object to selectively transmit therethrough; a first sensing unit provided with an image pixel for acquiring an image of the object introduced through the infrared transmission filter; and a second sensing unit configured to receive the infrared and the visible ray having passed through the infrared transmission filter and measure current illumination, proximity to the object and color temperature of the object.

Abstract: A voltage-sourced High-Voltage Direct Current (HVDC) apparatus, which converts 3-phase AC voltage from a 3-phase AC power source into high voltage DC through a rectifier including switching elements, is provided. In the apparatus, a rectifier controller receives detected 3-phase currents, apparent power, and active power and generates D and Q-axis signals. A D/Q controller receives the signals and generates active power D-axis signal and apparent power Q-axis signal. A PWM unit generates PWM on/off signals for turning on/off the switching elements based on output signals from the D/Q controller. The D/Q controller includes a rotary converter to convert the D and Q-axis signals into AC signals and D and Q-axis order units coupled thereto, and generates the D and Q-axis signals through the order units. The PWM unit converts the D and Q-axis signals into 3-phase AC signals and compares them with 3-phase triangular waves to generate on/off signals for turning on/off the switching elements.

Abstract: A voltage-sourced High-Voltage Direct Current (HVDC) apparatus, which converts 3-phase AC voltage from a 3-phase AC power source into high voltage DC through a rectifier including switching elements, is provided. In the apparatus, a rectifier controller receives detected 3-phase currents, apparent power, and active power and generates D and Q-axis signals. A D/Q controller receives the signals and generates active power D-axis signal and apparent power Q-axis signal. A PWM unit generates PWM on/off signals for turning on/off the switching elements based on output signals from the D/Q controller. The D/Q controller includes a rotary converter to convert the D and Q-axis signals into AC signals and D and Q-axis order units coupled thereto, and generates the D and Q-axis signals through the order units. The PWM unit converts the D and Q-axis signals into 3-phase AC signals and compares them with 3-phase triangular waves to generate on/off signals for turning on/off the switching elements.

Abstract: The disclosure concerns a method for the suppression of visceral pain by regulating the T-type calcium channel; a visceral pain inhibitor that includes a T-type calcium channel inhibitor as an effective ingredient; and a method of screening a visceral pain inhibitor by investigating the suppression activity of T-type calcium channels. Particularly, the present invention relates to a method for the suppression of visceral pain by regulating an alpha 1G T-type calcium channel in the central nervous system and alpha 1H and alpha 1I T-type calcium channels in the peripheral nervous system; a visceral pain inhibitor that includes a T-type calcium channel inhibitor as an effective ingredient; and a method of screening a visceral pain inhibitor by investigating the suppression activity of T-type calcium channels. The method of the present invention can be effectively used to suppress visceral pain by regulating T-type calcium channel in a precise mechanism without any side effects.

Abstract: An image sensor has improved functions so as to automatically eliminate a flicker noise. For the purpose, the image sensor includes a pixel array for capturing information about an image provided from the outside and having N pixel rows and M pixel columns for maximizing a feature of reacting to light, wherein M and N are integers, respectively, a flicker noise detective pixel unit containing X pixel rows, which has a form extended from the N pixel rows of the pixel array, and M pixel columns, wherein each pair of X pixel rows has an identical exposure time and X is an even number, and a flicker noise for controlling an exposure point for the flicker noise detective pixel unit and detecting the flicker noise by using outputs of the flicker noise detective pixel unit.