Asymmetric companion codecs
First Claim
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1. A system for establishing a communication using asymmetric companion codecs, comprising:
- a communication system endpoint that advertises a transmit and receive codec pair in which the system replaces said codec pair, which contains a companion element that is a primary codec, with an expansion using all elements of a companion codec group, wherein said companion group is substituted in the place of said primary codec.
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Abstract
A system and method for using asymmetric companion codecs to establish and maintain a communication. A communication system endpoint replaces instances of a companion codec with the members of a group of all of the companion codecs for the endpoint and performs appropriate translations of compatible codecs to provide a communication between communication system endpoints.
12 Citations
16 Claims
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1. A system for establishing a communication using asymmetric companion codecs, comprising:
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a communication system endpoint that advertises a transmit and receive codec pair in which the system replaces said codec pair, which contains a companion element that is a primary codec, with an expansion using all elements of a companion codec group, wherein said companion group is substituted in the place of said primary codec. - View Dependent Claims (2, 3, 4, 5)
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6. A system for establishing a communication using asymmetric companion codecs, comprising:
a communication system endpoint that advertises a transmit codec group and receive codec group in which the system replaces a codec pair the transmit and receive codec groups with an expansion using all elements of the companion codec group of the primary codec. - View Dependent Claims (7, 8, 9, 10)
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11. A method for establishing a communication using asymmetric companion codecs, comprising:
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advertising, with a communication system endpoint, a transmit and receive codec pair; and
replacing said codec pair, which contains a companion element that is a primary codec, with an expansion using all elements of a companion codec group, wherein said companion group is substituted in the place of said primary codec. - View Dependent Claims (12, 13, 14, 15, 16)
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Specification