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Conferencing based on portable multifunction devices

  • US 9,973,561 B2
  • Filed: 04/17/2015
  • Issued: 05/15/2018
  • Est. Priority Date: 04/17/2015
  • Status: Active Grant
First Claim
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1. A method comprising:

  • establishing, by a computer operating as a teleconference hub, communications with a plurality of portable multifunction devices, in accordance with one or more wireless communication protocols, wherein each of the plurality of portable multifunction devices includes a microphone operated to capture audio signals;

    receiving, by the computer, a first audio signal that is acquired by a first portable multifunction device of the plurality of portable multifunction devices, via its microphone, used by a first user in a teleconference;

    receiving, by the computer, second audio signals that are acquired by other portable multifunction devices of the plurality of portable multifunction devices, via their microphones, used by a other users in the conference;

    determining, by the computer, that the first audio signal represents the audio signal of a dominant speaker among the users in the teleconference;

    performing noise cancellation processing, by the computer, on the first audio signal and the second audio signals to produce an output audio signal that represents the first audio signal with reduced noise; and

    sending, by the computer, the first output audio signal to the conference.

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