Multiple technology vocoder and an associated...

Details Multiple technology vocoder and an associated... Multiple technology vocoder and an associated...

G - Physics

10

L

G10L 19/02 (2006.01) H04Q 7/30 (2006.01)

Patent

CA 2290286

A wireless telecommunications network includes a base station controller which, in turn, ie comprised of a call control resource manager and a multiple technology vocoder having first and second interfaces, first and second selection managers, a vocoder controller and firsts second, third, fourth and fifth resources, each embodied as a software module, for performing D/A and A/D conversions on messages configured in accordance with EVRC, EFRC, RLP, VSELP and QCELP protocols, respectively. When transferring messages between a mobile terminal and an MSC via the base station controller, the mobile terminal first informs the call control resource manager of the protocol to which the message conforms. In turn, the call control resource manager advises of the vocoder controller of the protocol type for the incoming message. The vocoder controller configures the interfaces to accept messages formatted in the protocol and instruct8 the selection managers to provide a path, for the received message, to the appropriate resource for conversion. The converted message is then returned to the call control resource manager and transmitted on to its final destination.

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