The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 03, 2023
Filed:
Sep. 25, 2020
Apple Inc., Cupertino, CA (US);
Onur I. Ilkorur, Campbell, CA (US);
Christopher Wilk, Los Gatos, CA (US);
Matthew A. Donarski, San Francisco, CA (US);
Pablo Seoane Vieites, Sunnyvale, CA (US);
Anthony P. Grazian, Mountain View, CA (US);
Apple Inc., Cupertino, CA (US);
Abstract
A portable electronic device comprising: an enclosure having an enclosure wall that forms an interior chamber and a sound output port to an ambient environment; a speaker positioned within the interior chamber, the speaker having a front volume chamber coupling a sound output surface of the speaker to the sound output port and a back volume chamber acoustically coupled to the interior chamber by an aperiodic vent; and a valve operable to open and close the aperiodic vent in response to a pressure change.