Discharge lamp lighting device, light source device, and image formation device
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United States of America Patent
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Jul 23, 2015
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Jul 29, 2014
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Abstract
The discharge lamp lighting device for supplying alternating current to a discharge lamp includes: a power supply control part having a segment signal generation part, a peak value control part, and a frequency control part; and a power supply part. The peak value control part sets a specific segment period, which indicates a value where a value of integral corresponding to a product of the length of the segment period and a peak value set in a segment period is most deviated from an average value of the values of integral within the specific period, to a period other than a final segment period positioned at the final end of the specific period, among a plurality of segment periods belonging to the specific period.
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