US Patent 7332868 Discharge lamp lighting device
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Patent Inventor Names
Masashi Okamoto0
Takanori Samejima0
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Patent abstract
The present discharge lamp lighting device is capable of rapid modulation in which a lamp current is rapidly reduced and rapidly restored. The current control circuit is provided to perform specific current control such that the brightness of a lamp is reduced by a predetermined percentage without being affected by a variation or change in lamp voltage over time, thereby reducing a lamp current.
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US Patent 07332868 Discharge lamp lighting device US Patent 7332868 Discharge lamp lighting device
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Patent Number
073328680
Patent Number
73328680
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Patent Jurisdiction
Patent Number
073328680
Date of Patent
February 19, 2008
0Patent Application Number
113492240
Date Filed
February 8, 2006
0Official Website
Patent Primary Examiner
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US Patent 07332868 Discharge lamp lighting device
Infobox
Is a
Patent jurisdiction
Patent number
07332868
Date of patent
February 19, 2008
Patent application number
11349224
Date Filed
February 8, 2006
Patent primary examiner
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