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US08011749B2 Apparatus and method for measuring thickness of ink layer in pixel 有权
用于测量像素中油墨层厚度的装置和方法

Apparatus and method for measuring thickness of ink layer in pixel
Abstract:
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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