ALEXANDRIA, Va., May 5 -- United States Patent no. 12,620,401, issued on May 5, was assigned to Hewlett-Packard Development Co. LP (Spring, Texas).

"Acoustic pattern determination" was invented by Christopher Steven (Spring, Texas) and Robert Campbell (Palo Alto, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "According to an example, a method comprises receiving a first audio stream from an input device, detecting presence within the first audio stream of at least an acoustic pattern, executing at least one corrective action over a portion of data of the first audio stream including the acoustic pattern such that a second audio stream is obtained, and transmitting the second audio stream to an output ...