Audio processing in a multi-participant conference
First Claim
1. A method of distributing audio content in a multi-participant audio/video conference, said conference having one central distributor of audio content, the method comprising:
- a) at the central distributor, receiving audio signals from each participant, b) generating mixed audio signals from the received audio signals, and c) transmitting said audio signals to said participants.
2 Assignments
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Accused Products
Abstract
Some embodiments provide an architecture for establishing multi-participant audio conferences over a computer network. This architecture has a central distributor that receives audio signals from one or more participants. The central distributor mixes the received signals and transmits them back to participants. In some embodiments, the central distributor eliminates echo by removing each participant'"'"'s audio signal from the mixed signal that the central distributor sends to the particular participant.
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Citations
18 Claims
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1. A method of distributing audio content in a multi-participant audio/video conference, said conference having one central distributor of audio content, the method comprising:
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a) at the central distributor, receiving audio signals from each participant, b) generating mixed audio signals from the received audio signals, and c) transmitting said audio signals to said participants. - View Dependent Claims (2, 3, 4)
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5. A method of identifying audio levels in a multi-participant audio video conference, each participant has a display, the method comprising:
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a) receiving a mixed audio signal by each participant, said mixed audio signal includes indicia of signal strength of each participant'"'"'s voice, b) using said indicia of signal strength to show a level meter on each participant'"'"'s display corresponding to said indication.
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6. A method of creating stereo panning effect in a multi-participant audio/video conference, each participant having a computer with a display for showing images of a set of participants, each participant'"'"'s computer having a set of audio loudspeakers, the method comprising:
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a) receiving a mixed audio signal for a particular participant, said mixed audio signal including indicia of signal strength of the participants'"'"' audio, b) using said indicia of signal strength to pan the mixed audio across the audio loudspeakers of the particular participant to account for location of each participant in the set of participants on the display of the particular participant. - View Dependent Claims (7)
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8. A method of creating stereo panning effect in a multi-participant audio/video conference, each participant having a computer with a display for showing images of a set of participants, each participant'"'"'s computer having a set of audio loudspeakers, the method comprising:
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a) when a first participant performs a particular action, identifying the location of the first participant image in the set of participants on the display of a second participant'"'"'s computer, b) creating a sound effect for the particular action, and c) panning said sound effect across the audio loudspeakers of the second participant'"'"'s computer to account for location of the first participant taking said action. - View Dependent Claims (9, 10, 11)
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12. A computer readable medium that stores a computer program for distributing audio content in a multi-participant audio/video conference, said conference having one central distributor of audio content, the program comprising sets of instructions for:
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a) receiving, at the central distributor, audio signals from each participant, b) generating mixed audio signals from the received audio signals, and c) transmitting said audio signals to said participants. - View Dependent Claims (13, 14, 15)
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16. A computer readable medium storing a computer program for identifying audio levels in a multi-participant audio video conference, each participant has a display, the computer program comprising sets of instructions for:
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a) receiving a mixed audio signal by each participant, said mixed audio signal includes indicia of signal strength of each participant'"'"'s voice, b) using said indicia of signal strength to show a level meter on each participant'"'"'s display corresponding to said indication.
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17. A computer readable medium storing a computer program for creating stereo panning effect in a multi-participant audio/video conference, each participant having a computer with a display for showing images of a set of participants, each participant'"'"'s computer having a set of audio loudspeakers, the computer program comprising sets of instructions for:
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a) receiving a mixed audio signal for a particular participant, said mixed audio signal including indicia of signal strength of the participants'"'"' audio, b) using said indicia of signal strength to pan the mixed audio across the audio loudspeakers of the particular participant to account for location of each participant in the set of participants on the display of the particular participant. - View Dependent Claims (18)
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Specification