Patent ID: 8098875

Claim:
An automobile audio system for an automobile having a passenger compartment having a plurality of seats, said audio system comprising: a first audio signal source; an electroacoustical transducer, mounted in one of said plurality of seats for radiating sound waves corresponding to said first audio signal source; and a second audio signal source, wherein said first audio signal source and said second audio signal source are coupled to said transducer through circuitry, wherein said circuitry is adapted to transmit to said transducer a surround audio signal from said first source in the absence of a signal from said second source and, wherein in the presence of a signal from said second audio source said circuitry is adapted to treat a signal from said first source in a way selected from the group of ways consisting of (a) not transmitting the signal from the first audio source to the transducer, and (b) transmitting to said transducer the surround audio signal from said first audio source at a lower volume than a signal from said second audio source that is transmitted to said transducer.