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Electronic filter including langasite structure compound and method for making same

  • US 20020021193A1
  • Filed: 05/03/2001
  • Published: 02/21/2002
  • Est. Priority Date: 05/03/2000
  • Status: Abandoned Application
First Claim
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1. An electronic filter comprising:

  • a piezoelectric layer comprising an ordered Langasite structure compound having the formula A3BC3D2E14, wherein A is strontium, B is tantalum, C is gallium, D is silicon, and E is oxygen; and

    a plurality of pairs of electrodes connected to said piezoelectric layer and configured to cooperate with said piezoelectric layer to perform a filtering function.

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