ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,455,717, issued on Oct. 28, was assigned to Apple Inc. (Cupertino, Calif.).

"Power management for audio alerts for electronic devices" was invented by Bryce D. Wolfson (San Jose, Calif.), Charles C. Hoyt (Pacifica, Calif.), David W. Robison (San Jose, Calif.) and Douglas A. MacKay (San Mateo, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Aspects of the subject technology relate to providing audio alerts with electronic devices. An audio alert may be provided, in part, using power management operations that manage one or more both of the instantaneous power usage for providing the audio alert, and the long-term power usage for providing the audio...