Patent ID: 7853341
Filing Date: 2010-12-14
Classification: H04B,H04R,H04S

Abstract:
1. A device for transmitting signals to speakers, the device comprising: at least one input receiving a multi-channel audio signal from at least one input device, the multi-channel audio signal being encoded in a channel format having multiple channels; a processor converting the received multi-channel audio signal into a plurality of single-channel audio signals, each single-channel audio signal representing one of the multiple channels and being assigned to either a first group or a second group of audio signals, each group comprising at least one of the single-channel audio signals; a power amplifier module configured to amplify only the first group of audio signals; and a transmitter configured to transmit the unamplified second group of audio signals along with at least one destination address to a plurality of speakers via a network, the destination address identifying one of the plurality of speakers for broadcasting at least one of the audio signals in the second group; and a destination address input configured to receive an user input to select one of the speakers for broadcasting the at least one of the audio signals, wherein the destination address is determined based on the user input.