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Lamp abnormality detecting device and inverter, backlight...

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

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Lamp adaptable ballast circuit

Electric lamp and discharge devices: systems – Current and/or voltage regulation
Utility Patent

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Lamp assembly incorporating optical feedback

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

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Lamp ballast circuit with cathode preheat function

Electric lamp and discharge devices: systems – Current and/or voltage regulation – Automatic regulation
Patent

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Lamp ballast for circuit driving multiple parallel lamps

Electric lamp and discharge devices: systems – Current and/or voltage regulation
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Lamp ballast for circuit driving multiple parallel lamps

Electric lamp and discharge devices: systems – Current and/or voltage regulation
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Lamp ballast with frequency modulated lamp frequency

Electric lamp and discharge devices: systems – Current and/or voltage regulation – Automatic regulation
Patent

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Lamp ballast with SEPIC converter

Electric lamp and discharge devices: systems – Current and/or voltage regulation – Automatic regulation
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Lamp color control for dimmed high intensity discharge lamps

Electric lamp and discharge devices: systems – Current and/or voltage regulation – Automatic regulation
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Lamp containing phase-control power controller with analog...

Electric lamp and discharge devices: systems – Current and/or voltage regulation – Automatic regulation
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Lamp containing power controller having current limited RMS...

Electric lamp and discharge devices: systems – Current and/or voltage regulation – Automatic regulation
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Lamp containing power controller having current limited RMS...

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

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Lamp control circuit having a V-I converter with slopes of diffe

Electric lamp and discharge devices: systems – Current and/or voltage regulation – Automatic regulation
Patent

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Lamp control system

Electric lamp and discharge devices: systems – Current and/or voltage regulation – Plural load device regulation
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Lamp current control circuit

Electric lamp and discharge devices: systems – Current and/or voltage regulation
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Lamp current control using profile synthesizer

Electric lamp and discharge devices: systems – Current and/or voltage regulation
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Lamp dimmer circuit utilizing opto-isolators

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

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Lamp dimming system and methods

Electric lamp and discharge devices: systems – Current and/or voltage regulation
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Lamp drive circuit

Electric lamp and discharge devices: systems – Current and/or voltage regulation – Automatic regulation
Patent

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Lamp drive device of projector

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