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2024
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Invention
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Ground system and relay control method.
A railroad crossing obstruction notification system incl... |
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Invention
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High-frequency signal generating device. A high-frequency signal generation device according to t... |
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2023
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Invention
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Frequency determination method and frequency determination apparatus.
A frequency determination ... |
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Invention
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Track circuit device and train on-track determination method. A track circuit device (1) measures... |
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Invention
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Radio-frequency power supply device. This radio-frequency power supply device (1) comprises: an R... |
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Invention
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High-frequency power supply device. refreffbfb; (c) setting, with respect to each power amplifier... |
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2022
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Invention
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Ground apparatus and relay control method. This railroad crossing obstacle notification system (1... |
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P/S
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Marketing, market research and market analysis. |
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Invention
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High-frequency power supply. A high-frequency power supply (10) uses one pulse conversion/variabl... |
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Invention
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High-frequency power supply device and output control method for high-frequency power. In a high-... |
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Invention
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Maintenance apparatus, maintenance system, and maintenance method.
A maintenance apparatus (10) ... |
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Invention
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Information processing device, information processing method, and program. An information process... |
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Invention
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High frequency amplifier. This high frequency amplifier includes: an amplifier that amplifies a h... |
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P/S
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Directional signage [luminous or mechanical]; Signalling apparatus; Security control apparatus; S... |
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Invention
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Rf band power supply device and pulse width modulation control method.
A pulse width modulation ... |
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Invention
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Nonreciprocal circuit element. An nonreciprocal circuit element according to the present inventio... |
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Invention
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Rf band power supply device and pulse width modulation control method. upperupper of the modulati... |
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Invention
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Learning model generation method, inference apparatus, and wireless train control system.
A comm... |
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Invention
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Power conversion device.
A power conversion device according to the present invention comprises ... |
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Invention
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Power conversion device. A power conversion device according to the present invention comprises a... |
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Invention
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Frequency determination method and frequency determination device. A frequency determination devi... |
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2021
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Invention
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Rf band power supply device and pulse width modulation control method.
The pulse width modulatio... |
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Invention
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Wideband rf power supply and control method.
A carrier wave generation unit comprising a wideban... |
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Invention
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Rf band power supply device and pulse width modulation control method. The pulse width modulation... |
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Invention
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Wideband rf power supply and control method. According to the present invention, in a carrier wav... |
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Invention
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Switching module.
A switching module comprising: a GaN-FET mounted on a substrate; a driver circ... |
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Invention
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Switching module. A switching module comprising: a GaN-FET mounted on a substrate; a driver circu... |
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Invention
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Maintenance device, maintenance system, and maintenance method. A maintenance device (10) transmi... |
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Invention
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Driver device for class-d full bridge amplifier.
The present invention suppresses unevenness of ... |
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Invention
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Driver device for class-d full bridge amplifier. The present invention suppresses unevenness of a... |
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Invention
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High-frequency power supply device and output control method therefor. Provided are a high-freque... |
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Invention
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High-frequency power supply device and output control method therefor. A high-frequency power sup... |
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Invention
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Method for controlling high-frequency power supply device, and high-frequency power supply device... |
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Invention
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Method for controlling high-frequency power supply device and high-frequency power supply device.... |
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2020
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Invention
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High-frequency power supply device and output control method therefor.
A high-frequency power su... |
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Invention
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Learning model generation method, inference device, and wireless train control system. A communic... |
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Invention
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Station platform safety support system and obstructive object determination method. A station pla... |
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Invention
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Pulsed high frequency monitor. A pulsed high frequency monitor of the present invention monitors ... |
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Invention
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Power conversion device. In this power conversion device, a phase deviation of an output voltage ... |
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2019
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Invention
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Dc pulse power supply device and frequency control method for dc pulse power supply device. This ... |
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Invention
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Dc pulse power supply device and duty control method for dc pulse power supply device. In a DC pu... |
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Invention
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Dc pulse power supply device and magnetic saturation reset method for dc pulse power supply devic... |
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Invention
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Dc pulse power supply device. This DC pulse power supply device includes: a DC power supply unit ... |
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Invention
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Dc pulse power supply device. This DC-pulse power supply device is provided with: a DC power supp... |
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Invention
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Dc pulse power supply device.
A DC pulse power supply device (1) includes: a DC power supply (10... |
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Invention
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Switching module.
The switching module has, mounted on a substrate thereof, a MOSFET and a drive... |
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Invention
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Reactor. In the reactor in which the wiring board with the main winding formed thereon and the wi... |
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P/S
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Railway points. Electric door openers for platforms. Telecommunication machines and apparatus; cu... |
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2018
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P/S
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Railway points. Electric door openers for platforms. Telecommunication machines and apparatus; el... |
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Invention
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Dc/dc converter, and control method for dc/dc converter. In a discrete constant voltage control w... |
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Invention
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Dc/dc converter for switching a voltage level of dc voltage, and a control method for the dc/dc c... |
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P/S
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High frequency power supply apparatus Testing or research on electrical power supplies; providing... |
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2016
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P/S
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Railway traffic safety appliances, namely, sensors and detector units for use in controlling the ... |
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2015
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P/S
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Testing or research on electrical power supplies; providing information and consultancy about tes... |
