US 11,985,475 B2
Audio loudspeaker array and related methods
David T. Strunk, Georgetown, KY (US)
Assigned to Endow Audio, LLC, Georgetown, KY (US)
Filed by Endow Audio, LLC, Georgetown, KY (US)
Filed on Oct. 19, 2021, as Appl. No. 17/505,157.
Claims priority of provisional application 63/093,451, filed on Oct. 19, 2020.
Prior Publication US 2022/0124432 A1, Apr. 21, 2022
Int. Cl. H04R 1/02 (2006.01); H04R 1/26 (2006.01); H04R 1/40 (2006.01); H04R 3/12 (2006.01)
CPC H04R 1/26 (2013.01) [H04R 1/025 (2013.01); H04R 1/403 (2013.01); H04R 3/12 (2013.01); H04R 2201/401 (2013.01); H04R 2400/11 (2013.01)] 33 Claims
OG exemplary drawing
 
1. An audio speaker for projecting sound into a listening space having an on-axis and an off-axis, comprising:
a frame supporting at least two drivers radially arrayed in a plane substantially perpendicular to the on-axis;
an on-axis driver facing substantially on-axis toward a listener at a listening sweet spot; and
a waveguide attached to the frame and extending from the on-axis driver substantially along the on-axis whereby sound is directed from the on-axis driver substantially along the on-axis to the listener at the listening sweet spot.