Electric lamp and discharge devices: systems – Current and/or voltage regulation
Reexamination Certificate
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.
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patent: M248963 (2004-11-01), None
Cheng Ying-Nan
Chou Chin-Wen
Chung Chin-Biau
Phan Tho
Tran Chuc
Zippy Technology Corp.
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