Patent ID: 11924625
Assignee: HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 14:
15. A computer-program product embodied in a non-transitory computer readable medium that is programmed a room calibration in a speaker system, the computer-program product comprising instructions for:
calculating an impulse response of a sound signal received at an internal microphone from at least one speaker; and
performing the room calibration based on the calculated impulse response,
wherein calculating the impulse response of the sound signal received at the internal microphone from the at least one speaker comprising:
playing a forward sweep signal by one of the at least one speaker;
recording the sound signal from the one of the at least one speaker by the internal microphone; and
convolving an inverse of the forward sweep signal with the sound signal recorded by the internal microphone.