Liquid discharging apparatus, control method thereof, and program
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United States of America Patent
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Nov 17, 2015
Grant Date -
Feb 26, 2015
app pub date -
Aug 11, 2014
filing date -
Aug 20, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
There is provided a liquid discharging apparatus including: an original drive signal generation unit which generates an original drive signal; a signal modulation unit which modulates the original drive signal to generate a modulation signal; a first signal amplifying unit which amplifies the modulation signal to generate a first amplified modulation signal; a second signal amplifying unit which amplifies the modulation signal to generate a second amplified modulation signal; an amplification control unit which controls operations of the first signal amplifying unit and the second signal amplifying unit; a signal conversion unit which converts the first amplified modulation signal and the second amplified modulation signal into a drive signal; a plurality of piezoelectric elements which is deformed by the drive signal; a plurality of cavities which expands or contracts in accordance with the deformation of the plurality of piezoelectric elements; a plurality of nozzles which communicates with each of cavities.
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