Dimming apparatus of light emitting unit

Details Dimming apparatus of light emitting unit Dimming apparatus of light emitting unit

2007-09-04

2007-09-04

Phan, Tho (Department: 2821)

Electric lamp and discharge devices: systems

Current and/or voltage regulation

C315S224000, C315S20000A, C315S247000, C315S308000, C315S2090SC

Reexamination Certificate

active

11516548

ABSTRACT:
The present invention discloses a dimming apparatus of a light emitting unit that uses a sensor to detect an external signal such as sound, shadow, temperature or digital image for changing the light emitting conditions such as brightness, color, frequency or blinking of the light emitting unit, so as to achieve the audio/video entertainment effects.

REFERENCES:
patent: 4789992 (1988-12-01), Wickersheim et al.
patent: 6044003 (2000-03-01), Toshinari et al.
patent: 6507343 (2003-01-01), MacPhail
patent: 6509699 (2003-01-01), Kim et al.
patent: 6822547 (2004-11-01), Saito et al.
patent: 6943503 (2005-09-01), Ozasa et al.
patent: M248963 (2004-11-01), None

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