Patent ID: 7756275
Filing Date: 2010-07-13
Classification: H04R,H04S

Abstract:
1. An audio processing system for increasing intelligibility to a plurality of listeners in a space comprising: a plurality of loudspeakers; and a digital signal processor configured for: changing amplitude of an audio signal; changing the time delay of an audio signal in excess of 10 milliseconds; summing delayed audio signals and routing to multiple loudspeakers; defining virtual sound source positions in said space as image definitions; previewing said image definitions and store their value; recalling said image definitions and applying to alternative spaces and configurations to provide virtual audio positions that are independent of space dimensions and the loudspeaker position; moving the perceived sound image in said space, between said image definitions and observe the effect; creating and storing control data; and recalling said control data and said image definitions and create similar perceived movements of the sound images between said image definitions in a different space; wherein,