Signal detection device and signal detection method
First Claim
1. A signal detection device which detects a signal generated from a subject, the device having a Young'"'"'s modulus of less than 1 kPa and comprising a laminated structure of:
- a first circuit layer in which a plurality of electrodes brought into contact with the subject is formed;
a second circuit layer in which a plurality of amplifiers having an input portion capacitively coupled to the plurality of electrodes, respectively, is formed; and
a third circuit layer in which a plurality of transistors for reading outputs of the plurality of amplifiers is formed;
wherein an insulating layer which seals the second circuit layer is formed between the plurality of electrodes formed in the first circuit layer and the second circuit layer, and the plurality of electrodes and the input portions of the plurality of amplifiers are capacitively coupled to each other through the insulating layer, andwherein the first circuit layer and the second circuit layer, and the second circuit layer and the third circuit layer, are each electrically connected through a conductive sheet, wherein the first circuit layer and the third circuit layer have a same bending rigidity.
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Accused Products
Abstract
A signal detection device according to an aspect of the invention includes a laminated structure of a first circuit layer (201) in which a plurality of electrodes brought into contact with a subject is formed, a second circuit layer (202) in which a plurality of amplifiers having an input portion capacitively coupled to the plurality of electrodes, respectively, is formed, and a third circuit layer (203) in which a plurality of transistors for reading outputs of the plurality of amplifiers is formed, an insulation layer which seals the second circuit layer is formed between the plurality of electrodes formed in the first circuit layer and the second circuit layer, and the plurality of electrodes and the input portions of the plurality of amplifiers are capacitively coupled to each other via the insulation layer.
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Citations
11 Claims
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1. A signal detection device which detects a signal generated from a subject, the device having a Young'"'"'s modulus of less than 1 kPa and comprising a laminated structure of:
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a first circuit layer in which a plurality of electrodes brought into contact with the subject is formed; a second circuit layer in which a plurality of amplifiers having an input portion capacitively coupled to the plurality of electrodes, respectively, is formed; and a third circuit layer in which a plurality of transistors for reading outputs of the plurality of amplifiers is formed; wherein an insulating layer which seals the second circuit layer is formed between the plurality of electrodes formed in the first circuit layer and the second circuit layer, and the plurality of electrodes and the input portions of the plurality of amplifiers are capacitively coupled to each other through the insulating layer, and wherein the first circuit layer and the second circuit layer, and the second circuit layer and the third circuit layer, are each electrically connected through a conductive sheet, wherein the first circuit layer and the third circuit layer have a same bending rigidity. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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Specification