Voice acquisition system for a vehicle

  • US 6,717,524 B2
  • Filed: 10/15/2002
  • Issued: 04/06/2004
  • Est. Priority Date: 08/25/1999
  • Status: Expired due to Term
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First Claim
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1. A voice acquisition system for a vehicle comprising:

  • an interior rearview mirror assembly including a reflector element;

    at least one microphone for receiving audio signals within a cabin of the vehicle and generating an output signal indicative of said audio signals, said at least one microphone being one of (i) included in said interior rearview mirror assembly, (ii) positioned adjacent to said interior rearview mirror assembly, (iii) included in an attachment to said interior rearview mirror assembly, and (iv) included in a module associated with said interior rearview mirror assembly, said at least one microphone providing sound capture for at least one of a hands free cell phone system, an audio recording system and an emergency communication system; and

    a control operable to receive said output signal from said at least one microphone, said control being operable to distinguish the presence of vocal signals from non-vocal signals, said control distinguishing said vocal signals from said non-vocal signals by a ratio of at least 2;

    1.

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