Patent ID: 6574344
Filing Date: 2003-06-03
Classification: H04R

Abstract:
A directional speaker system, comprising:a) an elongate enclosure having an inner surface and an outer surface along a length of the enclosure, the enclosure having at one end of its length an open end and at the other end of its length a closed end, and defining a longitudinal axis AL which passes through each of said open and closed ends; b) a speaker driver means for producing sound waves having a wavefront, said speaker driver means having a front side and a back side, and being positioned within said enclosure such that sound waves produced by said speaker driver means and emanating from said front side of said speaker driver means are directed through said open end; c) directional means for directing the sound waves including a first end having a first dimension, a second end located substantially adjacent said open end of said enclosure and having a second dimension greater than said first dimension, wherein a space is provided between said directional means and said enclosure, said space being in communication with aid back side of said speaker driver means, and at least one opening is provided into said space such that sound waves directed from said back side of said speaker driver means are provided a path through said space and out of said speaker system through said at least one opening; and d) an acoustically absorbent material provided at said open end of said enclosure which constricts said open end relative to said second end of said directional means.