Voice acquisition system for a vehicle

  • US 7,468,652 B2
  • Filed: 03/13/2006
  • Issued: 12/23/2008
  • 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 attached at an inner portion of the vehicle;

    said interior rearview mirror assembly including 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 providing sound capture for at least one of a hands free cell phone system, an audio recording system and an emergency communication system;

    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 interior rearview mirror assembly including at least one accessory selected from the group consisting of a global positioning system antenna, a motion sensor, a rain sensor, a video device, a light, an automatic toll booth transducer, a security system status indicator, a compass display, a compass sensor, a temperature display, a temperature sensor, a tire pressure indicator display, a seat occupancy detection antenna, a seat occupancy detection transducer and a loudspeaker; and

    wherein said system comprises a learning mode wherein a vocal characteristic of a particular driver or occupant of the vehicle is learnt.

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