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2025
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P/S
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Electronic signaling mechanism, namely, a train control system used in the railway industry for d... |
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Invention
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Variable frequency high-frequency power supply. A variable frequency high-frequency power supply ... |
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Invention
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Pulse power supply device. This pulse power supply device generates a pulse of a discretionary wa... |
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Invention
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Pulse power source device. This pulse power source device generates a pulse having a trapezoidal ... |
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Invention
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Pulse power supply device. In control of a gradient power supply, a pulse power supply device acc... |
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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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Switching amplifier. This switching amplifier having a push-pull configuration and comprising a n... |
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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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Invention
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Switched inductor, resonance circuit, and rf power supply. A switched inductor according to the p... |
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2023
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Invention
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Frequency determination method and frequency determination apparatus. A frequency determination a... |
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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.
The radio-frequency power supply device of the present inve... |
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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/variab... |
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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) t... |
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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 ... |
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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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Nonreciprocal circuit element.
A 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.
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 commu... |
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Invention
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Power conversion device with current-auxiliary circuit. A power conversion device according to th... |
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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 modulation... |
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Invention
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Wideband rf power supply and control method. A carrier wave generation unit comprising a wideband... |
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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 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 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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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 sup... |
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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 driver... |
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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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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... |
