Method and system for providing spatialized audio in conference calls
First Claim
Patent Images
1. A system for distinguishing between participants in a conference call, comprising:
- a plurality of terminals, each one of said plurality of terminals configured to send an audio signal and receive a spatial audio signal, said plurality of audio signals creating said conference call;
at least one sub-conference, perceived as background to said plurality of terminals in said conference call, said at least one sub-conference configured to send an audio signal;
a control unit coupled to said plurality of terminals, said control unit configured to output a spatial layout signal responsive to at least one command signal from said plurality of terminals and said at least one sub-conference; and
a plurality of audio spatialization units, each one of said plurality of audio spatialization units coupled to said control unit, said plurality of terminals, and said at least one sub-conference, at least one of said plurality of audio spatialization units configured to output said spatial audio signal responsive to said spatial layout signal.
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Abstract
A method for spatializing audio in conference calls is described in which the participants in the calls are placed in particular locations in order to provide an additional dimension (direction) so that the participants can better recognize who is speaking. Also, the dimension of volume is provided, which can be used in creating background sub-conferences. Consequently, sub-conferences can be conducted in which the participants can move seamlessly between them and also listen to other sub-conferences being conducted in the background.
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Citations
46 Claims
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1. A system for distinguishing between participants in a conference call, comprising:
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a plurality of terminals, each one of said plurality of terminals configured to send an audio signal and receive a spatial audio signal, said plurality of audio signals creating said conference call;
at least one sub-conference, perceived as background to said plurality of terminals in said conference call, said at least one sub-conference configured to send an audio signal;
a control unit coupled to said plurality of terminals, said control unit configured to output a spatial layout signal responsive to at least one command signal from said plurality of terminals and said at least one sub-conference; and
a plurality of audio spatialization units, each one of said plurality of audio spatialization units coupled to said control unit, said plurality of terminals, and said at least one sub-conference, at least one of said plurality of audio spatialization units configured to output said spatial audio signal responsive to said spatial layout signal. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
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18. A terminal for use in distinguishing between participants in a conference call, comprising:
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a control unit configured to output a spatial layout signal responsive to a first participant'"'"'s preference; and
an audio spatialization unit coupled to said control unit, said audio spatialization unit configured to receive a plurality of audio signals from terminals associated with other participants and from at least one sub-conference call, and output a spatial audio signal comprising said plurality of audio signals arranged in response to said spatial layout signal. - View Dependent Claims (19, 20, 21, 22, 23, 24)
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25. A method for distinguishing between participants in a conference call, comprising:
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each one of a plurality of terminals outputting an audio signal, said plurality of audio signals creating said conference call;
at least one sub-conference outputting at least one sub-conference audio signal, said at least one sub-conference perceived as background to said conference call;
generating a spatial layout signal responsive to at least one command signal; and
generating a spatial audio signal responsive to said spatial layout signal, said spatial audio signal comprising said plurality of audio signals and said at least one sub-conference audio signal.
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26. A system for providing spatialized audio for a plurality of conferences, said system comprising:
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a user terminal configured to receive a first spatial audio signal associated with participants of a first conference and a second spatial audio signal associated with at least one additional conference, said second spatial audio signal including at least one distance component that is different from any distance component of said first spatial audio signal;
a control unit configured to output a spatial layout signal for said participants of said first conference and said at least one additional conference; and
a spatialization unit coupled to said control unit and said user terminal, said spatialization unit for receiving audio signals associated with said participants of said first conference and audio signals associated with said at least one additional conference, said spatialization unit being configured to generate said first spatial audio signal and said second spatial audio signal. - View Dependent Claims (27, 28, 29, 30, 31, 32)
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33. A terminal for providing spatialized audio for a plurality of conferences, said terminal comprising:
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a control unit configured to output a spatial layout signal, said spatial layout signal operable to configure a first spatial audio signal associated with participants of a first conference and a second spatial audio signal associated with at least one additional conference, said second spatial audio signal including at least one distance component that is different from any distance component of said first spatial audio signal; and
an audio spatialization unit coupled to said control unit, said audio spatialization unit configured to receive a plurality of audio signals associated with said participants of said first conference and a plurality of audio signals associated with said at least one additional conference, said audio spatialization unit configured to output said first spatial audio signal and said second spatial audio signal. - View Dependent Claims (34, 35, 36, 37, 38, 39)
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40. A method for providing spatialized audio for a plurality of conferences, said method comprising the steps of:
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receiving audio signals associated with participants of a first conference and audio signals associated with at least one additional conference; and
generating a first spatial audio signal from said audio signals associated with said participants of said first conference and a second spatial audio signal from said audio signals associated with said at least one additional conference, said second spatial audio signal including at least one distance component that is different from any distance component of said first spatial audio signal. - View Dependent Claims (41, 42, 43, 44, 45, 46)
leaving said first conference, by a participant within said first conference; and
monitoring a plurality of conferences without participating in any of said plurality of conferences.
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42. The method according to claim 41, wherein said plurality of conferences include said first conference and said at least one additional conference.
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43. The method according to claim 41, further comprising the step of:
bringing each of said plurality of conferences to the foreground in succession, thereby allowing said user terminal to choose a conference to participate in.
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44. The method according to claim 40, wherein said first spatial audio signal associated with said participants of said first conference spatially separates each of said participants in a position determined by said user terminal, and said second spatial audio signal associated with said at least one additional conference spatially separates each of said at least one additional conference in a position determined by said user terminal.
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45. The method according to claim 40, further comprising the step of:
moving a user terminal participating in said first conference to a second conference selected from said at least one additional conference.
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46. The method according to claim 40, further comprising the step of:
participation of a given participant in said at least one additional conference, said at least one additional conference being spatially separated from said participants of said first conference.
Specification