Archive

Posts Tagged ‘Conference Call’

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…

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How Teleconferencing Works

May 13th, 2009

A conference call is a telephone call in which three or more people converse simultaneously. Many companies use conference calls as a meeting tool or to distribute information to a large number of listeners at the same time. The two main types are conferencing, in which each participant dials one number, and ad hoc conferencing, in which a moderator calls each participant. Read more…

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