Image scanner with a light source for starting a cold cathode fluorescent tube
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United States of America Patent
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Issued Date -
Feb 22, 2007
app pub date -
Sep 12, 2005
filing date -
Aug 19, 2005
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An image scanner with a light source for starting a cold cathode fluorescent tube comprising a cold cathode tube for generating light projected on a document, a light source installed around one end of the cold cathode tube, and a control circuit connected to the cold cathode tube and the light source. The tube is illuminated by the light source before it is started to smoothly start in a dark environment.
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