4. Miscellaneous active electrical nonlinear devices, circuits, and
  5. Signal converting, shaping, or generating
  6. Current driver

Nak-choon Choi

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active

Continuous conduction mode switching power supply with improved

Electricity: power supply or regulation systems – For reactive power control – Using impedance
Patent

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Dimming control circuit having feedback frequency control

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Impedance or current regulator in the supply circuit
Patent

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Electric ballast system

Electric lamp and discharge devices: systems – Current and/or voltage regulation
Reexamination Certificate

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Electronic ballast having a stable reference voltage and a...

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Periodic switch cut-out
Reexamination Certificate

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Electronic ballast system

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Impedance or current regulator in the supply circuit
Reexamination Certificate

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Profile ID: LFUS-PAI-P-294862

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