Measuring an inkjet nozzle may include taking at least one impedance measurement after the firing command is sent to detect the presence of a drive bubble and taking another impedance measurement to detect a collapse of the drive bubble.
申请公布号
EP2814669(A4)
申请公布日期
2015.11.18
申请号
EP20120874489
申请日期
2012.04.19
申请人
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
发明人
MARTIN, ERIC T.;VAN BROCKLIN, ANDREW L.;MAXFIELD, DAVID