Flexible piezoresistive tactile sensor array and preparation method thereof
A tactile sensor and piezoresistive technology, which is applied in the field of micro-nano electronic devices, can solve the problems that capacitance cannot effectively improve sensor sensitivity, affect measurement accuracy, and capacitance changes, so as to improve sensitivity and anti-interference ability, increase unevenness The effect of increased speed and sensitivity
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[0043] The present invention will be described in detail below in conjunction with specific embodiments. The following examples will help those skilled in the art to further understand the present invention, but do not limit the present invention in any form. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention. These all belong to the protection scope of the present invention.
[0044] like figure 1 and figure 2 As shown, the tactile sensor array described in the following embodiments of the present invention takes the flexible piezoresistive tactile sensor array structure based on conductive polymer PDMS / MWCNTs as an example, including N*N piezoresistive layers 1 separated from each other and a layer A coplanar electrode layer 2, the piezoresistive layer 1 is disposed on the coplanar electrode layer 2; N is an integer greater than 1; wherein:
[0045] Each piezoresist...
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