Whence HD Voice?
May 13th, 2009
Most of the world’s voice traffic is built around capturing a range of sound from 300Hz to 3,500Hz, a range pretty much set back in the days of analog and copper wiring. How come we haven’t leaped beyond it?
In the radio world, ISDN digital voice service remains popular for its ability to deliver 15kHz to 20kHz of sound before broadcast, making for a richer and clearer experience Read more…