Patent ID: 11910141
Assignee: LAMASSU LLC
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 12:
13. A speaker system comprising:
a first pair of sealed speaker cabinets, including a first sealed speaker cabinet rigidly secured to a second sealed speaker cabinet;
a first speaker driver mounted in the first sealed speaker cabinet, wherein the first speaker driver has a first side that emits primary sound radiation and a second side opposite the first side, and wherein the first side of the first speaker driver faces outward from the first sealed speaker cabinet;
a second speaker driver mounted to the second sealed speaker cabinet, wherein the second speaker driver has a first side that emits primary sound radiation and a second side opposite the first side, and wherein the first side of the second speaker driver faces toward an inside of the second sealed speaker cabinet;
a second pair of sealed speaker cabinets, including a third sealed speaker cabinet rigidly secured to a fourth sealed speaker cabinet;
a third speaker driver mounted in the third sealed speaker cabinet, wherein the third speaker driver has a first side that emits primary sound radiation and a second side opposite the first side, and wherein the first side of the third speaker driver faces outward from the third sealed speaker cabinet, wherein the third speaker driver is a subwoofer having a frequency range including 200 Hz;
a fourth speaker driver mounted to the fourth sealed speaker cabinet, wherein the fourth speaker driver has a first side that emits primary sound radiation and a second side opposite the first side, and wherein the first side of the fourth speaker driver faces toward an inside of the fourth sealed speaker cabinet; and
an audio processing apparatus in signal communication with the first and second speaker drivers and configured to receive a first audio signal and to delay and invert a phase of the first audio signal to generate a second audio signal,
wherein the first audio signal is delivered to the first and second speaker drivers, and
wherein the second audio signal is delivered to the third and fourth speaker drivers.