DISCHARGE LAMP LIGHT-UP CONTROL APPARATUS AND POWER CIRCUIT
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United States of America Patent
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Issued Date -
Dec 25, 2008
app pub date -
Jun 18, 2008
filing date -
Jun 25, 2007
priority date (Note) -
Abandoned
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Abstract
The present invention is directed to realize an optimum lamp control with an inexpensive configuration in a discharge lamp light-up control apparatus. A constant current control unit controls light-up of a discharge lamp by transmitting a control signal to an inverter and includes: a storage for storing lamp characteristics of the discharge lamp; and a CPU for obtaining information indicative of a type of the discharge lamp attached, reading the lamp characteristics from the storage based on the obtained type information, and transmitting a control signal to the inverter so that an output corresponding to the read lamp characteristics are obtained.
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