US 11,750,972 B2
One-dimensional array microphone with improved directivity
Brent Robert Shumard, Mount Prospect, IL (US); Mark Gilbert, Palatine, IL (US); James Michael Pessin, Forest Park, IL (US); and Emily Ann Wigley, Chicago, IL (US)
Assigned to Shure Acquisition Holdings, Inc., Niles, IL (US)
Filed by Shure Acquisition Holdings, Inc., Niles, IL (US)
Filed on Mar. 31, 2022, as Appl. No. 17/657,476.
Application 17/657,476 is a continuation of application No. 17/000,295, filed on Aug. 22, 2020, granted, now 11,297,426.
Claims priority of provisional application 62/891,088, filed on Aug. 23, 2019.
Prior Publication US 2022/0337946 A1, Oct. 20, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. H04R 3/00 (2006.01); H04R 1/24 (2006.01); H04R 1/40 (2006.01); H04R 19/04 (2006.01)
CPC H04R 3/005 (2013.01) [H04R 1/245 (2013.01); H04R 1/406 (2013.01); H04R 19/04 (2013.01); H04R 2201/003 (2013.01); H04R 2201/403 (2013.01)] 22 Claims
OG exemplary drawing
 
1. An array microphone, comprising:
a plurality of microphones configured to cover a plurality of frequency bands, the microphones arranged in microphone sets configured to form a linear pattern along a first axis and extend orthogonally from the first axis,
wherein a distance between adjacent microphones along the first axis is determined based on a frequency value included in the plurality of frequency bands.