发明名称 |
FLUID EJECTION DEVICE AND FLUID EJECTION PRINTER |
摘要 |
A fluid ejection device includes: a modulator adapted to pulse-modulate a drive waveform signal forming a basis of a drive signal of an actuator to obtain a modulated signal; a digital power amplifier circuit adapted to power-amplify the modulated signal to obtain a power-amplified modulated signal; a low pass filter adapted to smooth the power-amplified modulated signal to obtain the drive signal; and a power amplification stopping section operating when holding a voltage of the actuator constant.
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申请公布号 |
US2010328379(A1) |
申请公布日期 |
2010.12.30 |
申请号 |
US20100821324 |
申请日期 |
2010.06.23 |
申请人 |
SEIKO EPSON CORPORATION |
发明人 |
TABATA KUNIO;OSHIMA ATSUSHI;IDE NORITAKA;MIYAZAKI SHINICHI;YOSHINO HIROYUKI |
分类号 |
B41J29/38 |
主分类号 |
B41J29/38 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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