发明授权
US09016836B2 Ink jet printhead with polarity-changing driver for thermal resistors
有权
喷墨打印头带热敏电阻的极性转换驱动器
- 专利标题: Ink jet printhead with polarity-changing driver for thermal resistors
- 专利标题(中): 喷墨打印头带热敏电阻的极性转换驱动器
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申请号: US13893472申请日: 2013-05-14
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公开(公告)号: US09016836B2公开(公告)日: 2015-04-28
- 发明人: Madanagopal Kunnavakkam , Jin Zhi Li , Teck Khim Neo , Kenneth W. Smiley , Chun Chek Bong
- 申请人: STMicroelectronics Asia Pacific Pte. Ltd. , STMicroelectronics, Inc. , STMicroelectronics Pte. Ltd.
- 申请人地址: US TX Coppell SG Singapore SG Singapore
- 专利权人: STMicroelectronics, Inc.,STMicroelectronics Asia Pacific Pte. Ltd.,STMicroelectronics Pte Ltd
- 当前专利权人: STMicroelectronics, Inc.,STMicroelectronics Asia Pacific Pte. Ltd.,STMicroelectronics Pte Ltd
- 当前专利权人地址: US TX Coppell SG Singapore SG Singapore
- 代理机构: Allen, Dyer, Doppelt, Milbrath & Gilchrist, P.A.
- 主分类号: B41J2/05
- IPC分类号: B41J2/05 ; B41J2/14
摘要:
An ink jet printhead device includes a substrate and a plurality of thermal resistors on the substrate. Each thermal resistor includes first and second electrodes and a resistive layer extending therebetween. A polarity-changing driver is coupled to the plurality of thermal resistors and configured to change a driving polarity between the first and second electrodes of each of the plurality of thermal resistors.
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