CPC H04S 7/301 (2013.01) [H04R 5/02 (2013.01); H04R 5/027 (2013.01); H04R 5/04 (2013.01); H04S 3/008 (2013.01); H04S 7/305 (2013.01); H04S 2400/01 (2013.01); H04S 2400/15 (2013.01)] | 20 Claims |
1. A method comprising:
determining stimuli for simultaneously exciting a plurality of speakers within a spatial area, wherein the stimuli comprises a plurality of stimulus signals, and each of the plurality of stimulus signals is circularly shifted relative to another of the plurality of stimulus signals by an amount based on a pre-determined number of samples;
simultaneously exciting the plurality of speakers by providing the stimuli to the plurality of speakers at the same time for reproduction, wherein each of the plurality of speakers reproduces a different stimulus signal of the plurality of stimulus signals during the reproduction;
recording, during the reproduction, one or more measurements of sound arriving at one or more microphones within the spatial area; and
simultaneously deconvolving a plurality of impulse responses of the plurality of speakers based on the stimuli and the one or more measurements.
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