Patent ID: 7584820

Claim:
An apparatus comprising an acoustic device, the apparatus comprising a trunk waveguide having a sound opening at a first end facing a space, an audio source, a first acoustic driver at a first end of a first branch waveguide, a second end of the first branch waveguide being connected to a second end of the trunk waveguide, the first acoustic driver facing a listening area, a second acoustic driver at a first end of a second branch waveguide, a second end of the second branch waveguide being connected to the second end of the trunk waveguide, and structure supporting the acoustic device, the audio source, and the acoustic drivers as an integrated audio system, the first acoustic driver and the opening of the waveguide facing in substantially different directions from the structure, the first and second acoustic drivers facing in substantially the same direction; and wherein lengths of the first and second branch waveguides are substantially the same.