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Method and subsystem for processing signals utilizing a plurality of vibrating micromechanical devices

  • US 6,600,252 B2
  • Filed: 04/20/2001
  • Issued: 07/29/2003
  • Est. Priority Date: 01/14/1999
  • Status: Expired due to Term
First Claim
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1. In an RF receiver subsystem, a micromechanical mixer-filter apparatus for converting and filtering an information signal having a frequency without the need for a front end filter, the apparatus comprising:

  • a mixing micromechanical transducer having a first port for receiving the information signal, a second port for receiving an AC signal having a desired frequency and an output port; and

    a micromechanical resonator coupled to the transducer wherein the apparatus converts the frequency of the information signal based on the desired frequency and filters the information signal without the need for a front end filter.

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