Signal input sheet

Details Signal input sheet Signal input sheet

G - Physics

08

C

340/135.1

G08C 21/00 (2006.01) G06F 3/033 (2006.01)

Patent

CA 1226352

- 23 - 7. ABSTRACT OF THE DISCLOSURE The present invention discloses a sheet-like input device wherein a conductive layer and a resistance layer are arranged in an isolated state up and down, one layer of the conductive layer and the resistance layer which is at least positioned on the upper layer side is formed from a flexible sheet layer, and writing pressure points of the conductive layer and resistance layer contact according to writing pressure from a sheet surface whereby a variable electric circuit is formed to obtain a position signal, a signal input sheet characterized in that a conductive shield layer is provided on the upper surface of the layer positioned on the upper layer side through an insulating layer, the shield layer being connected to an earth, and a method for producing the same.

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