Interworking of multimedia and telephony equipment
First Claim
Patent Images
1. A method comprising:
- a) receiving from a telephony switch first information indicative of an initiation of a voice call from a first telephony device having a first directory number to a second telephony device having a second directory number;
b) determining to route the voice call via a public switched telephone network or via a packet switched network based on the second directory number;
c) sending to the telephony switch second information instructing the telephony switch to either route the voice call via the public switched telephone network or via the packet switched network;
d) determining a first address for a first multimedia client, which is associated with, but distinct from the first telephony device, based on the first directory number; and
c) sending the address for the first multimedia client to a call server, which will forward the first address for delivery to a second multimedia client associated with the second telephony device, when the voice call is routed via the packet switched network.
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Abstract
The present invention provides a way to associate multimedia clients with telephony devices and create multimedia sessions related to a voice connection between the telephony devices. The telephony devices may be part of a public network or an enterprise network associated with a PBX. Further, calls can be routed in part over packet-switched and circuit-switched networks.
52 Citations
18 Claims
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1. A method comprising:
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a) receiving from a telephony switch first information indicative of an initiation of a voice call from a first telephony device having a first directory number to a second telephony device having a second directory number; b) determining to route the voice call via a public switched telephone network or via a packet switched network based on the second directory number; c) sending to the telephony switch second information instructing the telephony switch to either route the voice call via the public switched telephone network or via the packet switched network; d) determining a first address for a first multimedia client, which is associated with, but distinct from the first telephony device, based on the first directory number; and c) sending the address for the first multimedia client to a call server, which will forward the first address for delivery to a second multimedia client associated with the second telephony device, when the voice call is routed via the packet switched network. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A system comprising:
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a) at least one interface; and b) a control system associated with, the at least one interface and adapted to; receive from a telephony switch first information indicative of an initiation of a voice call from a first telephony device having a first directory number to a second telephony device having a second directory number; determine to route the voice call via a public switched telephone network or via a packet switched network based on the second directory number; and send to the telephony switch second information instructing the telephony switch to either route the voice call via the public switched telephone network or via the packet switched network; determine a first address for a first multimedia client, which is associated with, but distinct from the first telephony device, based on the first directory number; and send the first address for the first multimedia client to a call server, which will forward the first address for delivery to a second multimedia client associated with the second telephony device, when the voice call is routed via the packet switched network. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18)
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Specification