Ink jet printer
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 6, 2001
Grant Date -
N/A
app pub date -
Jul 21, 2000
filing date -
Oct 30, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention relates to a droplet deposition apparatus including an ink actuator (100) for ejecting ink droplets; a control unit (130) for controlling droplet formation; and power supply means for supplying a drive voltage to the control unit (130); the drive voltage having a voltage amplitude (V.sub.100); the control unit (130) having a plurality of drive signal sources (320) for defining the wave forms of said electric signals; means (470) for detecting at least one performance affecting value; and means (490) for generating an amplitude control signal in response to the performance affecting value; and wherein the power supply means (330) comprises means (350) for adjusting the amplitude of the drive voltage in response to the amplitude control signal; said power supply means being separated from said control unit.
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