发明名称 |
Element substrate, printhead, head cartridge, and printing apparatus |
摘要 |
The present invention prevents an element substrate from not operating normally in the case where the voltage supply from a power supply that applies a voltage to a logic circuit is unstable. The element substrate of the invention has unit for applying a first voltage to the logic circuit, and unit capable of applying a second voltage that is lower than the first voltage and capable of operating the logic circuit. |
申请公布号 |
US8235485(B2) |
申请公布日期 |
2012.08.07 |
申请号 |
US20080111039 |
申请日期 |
2008.04.28 |
申请人 |
MATSUI TAKAHIRO;IMANAKA YOSHIYUKI;TAKEUCHI SOUTA;HATSUI TAKUYA;YAMAGUCHI TAKAAKI;KUBO KOUSUKE;CANON KABUSHIKI KAISHA |
发明人 |
MATSUI TAKAHIRO;IMANAKA YOSHIYUKI;TAKEUCHI SOUTA;HATSUI TAKUYA;YAMAGUCHI TAKAAKI;KUBO KOUSUKE |
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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