US 12,309,569 B2
Multi-order optimized Ambisonics encoding
Brandon Sangston, San Mateo, CA (US)
Assigned to Sony Interactive Entertainment Inc., Tokyo (JP)
Filed by Sony Interactive Entertainment Inc., Tokyo (JP)
Filed on Sep. 15, 2022, as Appl. No. 17/932,662.
Prior Publication US 2024/0098439 A1, Mar. 21, 2024
Int. Cl. H04S 7/00 (2006.01); G10L 19/008 (2013.01); H04R 5/02 (2006.01); H04S 5/00 (2006.01)
CPC H04S 7/30 (2013.01) [G10L 19/008 (2013.01); H04R 5/02 (2013.01); H04S 5/00 (2013.01); H04S 2400/15 (2013.01); H04S 2420/01 (2013.01); H04S 2420/11 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An apparatus comprising:
at least one processor configured with instructions which are executable to:
receive mono audio with a direction;
send the mono audio with the direction to at least first and second Ambisonics encoders to cause the first and second encoders to output respective soundfields of respective Ambisonics orders;
prior to mixing the soundfields, weight each soundfield;
mix the soundfields after weighting; and
provide the soundfields for play on at least one speaker.