Fluid discharge head semiconductor device, fluid discharge head, and fluid discharge apparatus
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United States of America Patent
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Jul 15, 2014
Grant Date -
Jun 6, 2013
app pub date -
Oct 22, 2012
filing date -
Dec 5, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
A fluid discharge head semiconductor device, comprising a terminal unit including first pad group including a plurality of pads, a processing unit configured to process input information from the first pad group, a printing unit including a plurality of printing elements configured to discharge a printing material in accordance with a result of the processing, and an inspection output unit including second pad group including at least one pad and an output buffer unit, wherein the processing unit outputs information on an inspection of an operation to the inspection output unit, and the inspection output unit drives the output buffer unit to output the information to the second pad group when performing an inspection, and suppresses the driving of the output buffer unit when performing printing.
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