US 11,894,004 B2
Audio coder window and transform implementations
Michael M. Goodwin, Scotts Valley, CA (US); Antonius Kalker, Mountain View, CA (US); and Albert Chau, Vancouver (CA)
Assigned to DTS, Inc., Calabasas, CA (US)
Filed by DTS, Inc., Calabasas, CA (US)
Filed on Nov. 13, 2020, as Appl. No. 17/097,690.
Application 17/097,690 is a continuation of application No. 15/967,248, filed on Apr. 30, 2018, granted, now 10,847,169.
Claims priority of provisional application 62/492,011, filed on Apr. 28, 2017.
Prior Publication US 2021/0134309 A1, May 6, 2021
Int. Cl. G10L 19/02 (2013.01); G10L 19/022 (2013.01); G10L 25/45 (2013.01); G10L 19/26 (2013.01)
CPC G10L 19/0212 (2013.01) [G10L 19/022 (2013.01); G10L 19/265 (2013.01); G10L 25/45 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A method for encoding an audio signal, comprising:
applying a first transformation to a first portion of a current frame to obtain a first transformation result prior to receiving a subsequent frame; and
encoding a preceding frame using the first transformation result;
wherein the preceding frame, the current frame, and the subsequent frame are consecutive frames of the audio signal.