Vacuum fluorescent display driving apparatus
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United States of America Patent
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May 13, 2014
Grant Date -
May 19, 2011
app pub date -
Nov 15, 2010
filing date -
Nov 16, 2009
priority date (Note) -
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Abstract
The present invention provides a vacuum fluorescent display driving apparatus and a vacuum fluorescent display driving method that may prevent generation of excessive load on power lines employed in driving, without causing an increase in size of the apparatus. The vacuum fluorescent display driving apparatus of the present invention includes, a grid driver that applies a driving voltage to plural grid electrodes respectively provided in the vacuum fluorescent display, and a grid driver limiting section that performs limitation on the number of grid electrodes to which voltage is applied simultaneously by the grid driver, to less than a predetermined first threshold value.
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