US 12,294,849 B2
Audio level metering for listener position and object position
Matthew S. Connolly, San Jose, CA (US); and Jared King, Hermosa Beach, CA (US)
Assigned to Apple Inc., Cupertino, CA (US)
Filed by Apple Inc., Cupertino, CA (US)
Filed on Mar. 24, 2022, as Appl. No. 17/703,350.
Claims priority of provisional application 63/180,354, filed on Apr. 27, 2021.
Prior Publication US 2022/0345843 A1, Oct. 27, 2022
Int. Cl. H04S 7/00 (2006.01); H04R 29/00 (2006.01); H04S 3/00 (2006.01)
CPC H04S 7/303 (2013.01) [H04R 29/008 (2013.01); H04S 3/008 (2013.01); H04S 2400/01 (2013.01); H04S 2400/13 (2013.01)] 20 Claims
OG exemplary drawing
 
11. An audio system, comprising:
a display; and
a processor that is configured to perform:
receiving an audio signal that is an audio channel corresponding to a speaker of a multi-speaker output format or is associated with a sound source object as an object-based audio format;
simulating playback of the audio signal from a playback position to a listening position based on a model of a listening area, resulting in a loudness of the playback of the audio signal that would be perceived by a listener at the listening position; and
rendering the loudness of the playback of the audio signal to the display.