发明名称 Printing method, printing apparatus, and head unit
摘要 A printing method includes: preparing a drive element that corresponds to a nozzle, and a controller that drives the drive element so as to eject a liquid droplet from the nozzle, the controller having a first input section and a second input section; in the case of printing with a first number of gradations, driving the drive element based on a first signal and a second signal, by inputting the first signal to the first input section and inputting the second signal to the second input section; and in the case of printing with a second number of gradations that is lower than the first number of gradations, driving the drive element based on a first signal, by inputting the first signal to the first input section and inputting a signal of a constant potential to the second input section.
申请公布号 US7413274(B2) 申请公布日期 2008.08.19
申请号 US20060606955 申请日期 2006.12.01
申请人 SEIKO EPSON CORPORATION 发明人 USUI TOSHIKI
分类号 B41J2/205 主分类号 B41J2/205
代理机构 代理人
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