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Mobile wireless communications device having improved RF immunity of audio transducers to electromagnetic interference (EMI)

  • US 20060223570A1
  • Filed: 04/04/2005
  • Published: 10/05/2006
  • Est. Priority Date: 04/04/2005
  • Status: Active Grant
First Claim
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1. A mobile wireless communications device comprising:

  • a housing;

    a circuit board carried by the housing and including radio frequency (RF) circuitry and a processor operative with each other;

    audio circuitry carried by the circuit board and operative with the RF circuitry and processor;

    an audio transducer assembly carried by the circuit board and having electrical contacts that electrically engage audio circuitry for carrying audio signals between the audio circuitry and the audio transducer assembly; and

    a filter mounted at the audio transducer assembly for reducing radio frequency (RF) electromagnetic interference to the audio transducer assembly during device operation.

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