Patent ID: 9596995
Date: 2017-03-21
CPC Classifications: A61B,G01L,G06F,H04R

Claim:
1. A pressure sensor, comprising: a film part supported by a support unit, the film part being flexible, the film part having a firm surface; and a sensing unit, a circumscribing rectangle configured to circumscribe a configuration of the film surface, the circumscribing rectangle having: the circumscribing rectangle including a first region, a second region, a third region, and a fourth region, the sensing unit including a plurality of sensing elements provided on a first portion of the film surface overlapping the first region, each of the plurality of sensing elements including a first magnetic layer, a second magnetic layer provided between the first magnetic layer and the film part, and a spacer layer provided between the first magnetic layer and the second magnetic layer, positions of at least two of the plurality of sensing elements provided on the first portion along the first direction being different from each other, the at least two of the plurality of sensing elements provided on the first portion are connected electrically in series, and the at least two of the plurality of sensing elements provided on the first portion are not connected electrically to any sensing element provided on a third portion of the film surface overlapping the third region, and are not connected electrically to any sensing element provided on a fourth portion of the film surface overlapping the fourth region, or no sensing element is provided on the third portion and on the fourth portion.