发明名称 |
Apparatus and method for measuring thickness of ink layer in pixel |
摘要 |
Provided are an apparatus and method for measuring the thickness of an ink layer in a pixel and a method of controlling nozzles of an inkjet head using the apparatus and method. The apparatus includes: a substrate; a plurality of pixels disposed on the substrate and filled with ink due to a printing operation; first and second electrodes corresponding to the pixels, the first and second electrodes disposed on opposite sides of each of the pixels; and a capacitance measurement circuit electrically connected to the first and second electrodes to measure the capacitance of each of the pixels.
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申请公布号 |
US8011749(B2) |
申请公布日期 |
2011.09.06 |
申请号 |
US20080123713 |
申请日期 |
2008.05.20 |
申请人 |
SAMSUNG ELECTRONICS CO., LTD. |
发明人 |
KIM SANG-IL;KIM TAE-GYUN;CHA TAE-WOON;WEE SANG-KWON |
分类号 |
B41J29/38;B41J29/393;G01F23/00 |
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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