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Semiconductor device

  • US 8,130,191 B2
  • Filed: 04/21/2009
  • Issued: 03/06/2012
  • Est. Priority Date: 03/12/2003
  • Status: Active Grant
First Claim
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1. A semiconductor device comprising:

  • an insulating substrate;

    a plurality of variable capacitors each including a pair of electrodes and a dielectric interposed therebetween,a read-out circuit that detects change of capacitance of each variable capacitor; and

    a display device,wherein the capacitance of the plurality of variable capacitors are changed by pushing one of the pair of electrodes, andwherein the plurality of variable capacitors, the read-out circuit, and the display device are provided over the insulating substrate.

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