4. Miscellaneous active electrical nonlinear devices, circuits, and
  5. Signal converting, shaping, or generating
  6. Rectangular or pulse waveform width control

Samuli Heikkilä

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Inverter arrangement with three one-phase autotransformers

Electric power conversion systems – Current conversion – Having plural converters for single conversion
Reexamination Certificate

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Measuring average of phase voltage of a frequency converter...

Miscellaneous active electrical nonlinear devices – circuits – and – Signal converting – shaping – or generating – Rectangular or pulse waveform width control
Reexamination Certificate

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Measuring average of phase voltage of a frequency converter...

Miscellaneous active electrical nonlinear devices – circuits – and – Signal converting – shaping – or generating – Rectangular or pulse waveform width control
Reexamination Certificate

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Method for coupling inverter to alternating voltage

Electricity: power supply or regulation systems – For phase shift or control – Using a three or more terminal semiconductive device
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Method for determining output currents of frequency converter

Electric power conversion systems – Current conversion – With condition responsive means to control the output...
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Profile ID: LFUS-PAI-P-2386280

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