US 12,363,472 B2
Acoustic port for a playback device
Paul Peace, Boston, MA (US); Charles LaColla, Woodland Hills, CA (US); Wei Yang, Boston, MA (US); Briet Louise Brown, Boston, MA (US); Thomas Dubrowski, Middleboro, MA (US); Nathaniel Shankute, Santa Barbara, CA (US); Greg Tracy, Goleta, CA (US); Anthony Ferraro, Somerville, MA (US); and Samuel Feine, Quincy, MA (US)
Assigned to Sonos, Inc., Goleta, CA (US)
Filed by Sonos, Inc., Santa Barbara, CA (US)
Filed on Jan. 18, 2022, as Appl. No. 17/648,282.
Claims priority of provisional application 63/199,716, filed on Jan. 19, 2021.
Prior Publication US 2022/0232313 A1, Jul. 21, 2022
Int. Cl. H04R 1/28 (2006.01); H04R 1/24 (2006.01)
CPC H04R 1/2849 (2013.01) [H04R 1/24 (2013.01); H04R 1/2857 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A playback device comprising:
a housing defining an acoustic volume therein;
one or more audio transducers disposed at least partially within the housing; and
an acoustic port extending through the housing, the acoustic port comprising:
a wall defining a first aperture, a second aperture, and a passageway extending therebetween, the wall being at least partially curved along an axial direction; and
a plurality of vanes coupled to the wall and extending into the passageway such that the vanes define a plurality of channels extending axially within the passageway,
wherein each of the plurality of vanes extends between a first end proximate the first aperture and a second end proximate the second aperture, and wherein the first ends of the plurality of vanes are offset from one another in the axial direction.