×

Touch panel

  • US 20030067448A1
  • Filed: 04/26/2002
  • Published: 04/10/2003
  • Est. Priority Date: 10/10/2001
  • Status: Abandoned Application
First Claim
Patent Images

1. A touch panel to detect an input position corresponding to a certain location where application of force is applied, comprising:

  • an upper substrate on which upper electrodes are formed;

    a lower substrate on which lower electrodes are formed to intersect said upper electrodes in a cross pattern, said lower substrate being disposed to face said upper substrate; and

    a piezoelectric element disposed between said upper substrate and said lower substrate to detect an input position corresponding to a certain location where force is applied.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×