4. Electricity: power supply or regulation systems
  5. Output level responsive
  6. Using a three or more terminal semiconductive device as the...

Kwang-Hwa Liu

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Active power factor correction circuit and control method...

Electric power conversion systems – Current conversion – With condition responsive means to control the output...
Reexamination Certificate

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Circuit and method for controlling the power mode a class-D...

Amplifiers – Combined with automatic amplifier disabling switch means
Reexamination Certificate

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Circuit and method for controlling the rotating speed of a...

Electricity: motive power systems – Synchronous motor systems – Brushless motor closed-loop control
Reexamination Certificate

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Resonant converters with secondary-side resonance

Electric power conversion systems – Current conversion – Including d.c.-a.c.-d.c. converter
Patent

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Speed control of brushless DC motors

Electricity: motive power systems – Switched reluctance motor commutation control
Reexamination Certificate

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Profile ID: LFUS-PAI-P-593560

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