Apparatus and method for controlling lighting brightness...

Details Apparatus and method for controlling lighting brightness... Apparatus and method for controlling lighting brightness...

2011-04-05

2011-04-05

Tran, Thuy Vinh (Department: 2821)

Electric lamp and discharge devices: systems

Current and/or voltage regulation

C315S246000, C315S307000, C341S053000, C341S143000, C341S144000

Reexamination Certificate

active

07919932

ABSTRACT:
Provided is an apparatus for controlling lighting brightness including a light control unit that generates a control signal for controlling the brightness of a plurality of lightings; a digital signal generating unit that converts a signal corresponding to the control signal at each period so as to generate non-periodic digital signals; and a driving voltage generating unit that generate driving voltages by converting the digital signals into analog signals.

REFERENCES:
patent: 6337544 (2002-01-01), Wang et al.
patent: 6778118 (2004-08-01), Heizmann et al.
patent: 7148632 (2006-12-01), Berman et al.
patent: 7180252 (2007-02-01), Lys et al.
patent: 7397205 (2008-07-01), Huang et al.
patent: 2002-204592 (2002-07-01), None
patent: 10-1989-0016739 (1989-11-01), None
patent: 10-2004-0021270 (2004-03-01), None

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