Patent ID: 7468652

Claim:
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.