Printhead substrate and printing apparatus
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United States of America Patent
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Sep 29, 2015
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N/A
app pub date -
Aug 20, 2013
filing date -
Sep 18, 2012
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Abstract
A printhead substrate, comprising an electrothermal transducer configured to heat a printing material, a first DMOS transistor configured to drive the electrothermal transducer, a MOS structure forming an anti-fuse element, a second DMOS transistor configured to write information in the anti-fuse element by causing an insulation breakdown of an insulating film of the MOS structure, and a driving unit consisted of at least one MOS transistor and configured to drive the second DMOS transistor.
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