Mobile operator Orange has hit the headlines today with the launch of its HD voice service. Trials for this service, which uses the Adaptive Multi-Rate Wideband codec (AMR-WB – otherwise known as G722.2), began in June this year in the south of England.
The service is initially only for Orange HD handset to Orange HD handset. This is quite easy to do as “on-net” HD calls using the same codec don’t require transcoding and also do not therefore enter into the black art world of interoperability.
HD voice has been the subject of discussion amongst the VoIP community in the UK this year. A fair few vendors