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Physical sensor

  • US 20050103124A1
  • Filed: 11/16/2004
  • Published: 05/19/2005
  • Est. Priority Date: 11/19/2003
  • Status: Active Grant
First Claim
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1. A physical sensor comprising:

  • a pressure sensing layer whose electrical resistance is changed by application of a stress; and

    electrical insulating layers which are integrally formed on opposite two surfaces of the pressure sensing layer, respectively, wherein the pressure sensing layer comprises a matrix comprising glass, and an electrically conductive particle having electrical conductivity and dispersed in the matrix.

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