Lamp driving apparatus and control method thereof

Details Lamp driving apparatus and control method thereof Lamp driving apparatus and control method thereof

2011-08-30

2011-08-30

Tran, Thuy Vinh (Department: 2821)

Optics: image projectors

Lamp control

C353S121000

Reexamination Certificate

active

08007115

ABSTRACT:
A lamp driving apparatus configured to drive a plurality of types of lamps, each of the plurality of lamps is attached with lamp identification information for uniquely identifying the lamp. The lamp driving apparatus includes: a lamp power supply configured to drive the lamp; a read circuit configured to read the lamp identification information from the lamp; and a control circuit configured to control the lamp power supply on the basis of a result of identification obtained by use of the read lamp identification information. The control circuit, if the lamp is found to be authorized, makes the lamp power supply drive the lamp.

REFERENCES:
patent: 7377658 (2008-05-01), Jayaram et al.
patent: 7532827 (2009-05-01), Nakazawa
patent: 2006/0087622 (2006-04-01), Brown
patent: 5-260423 (1993-10-01), None

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