HP R4.2 - Manual (Page 667)

Glossary 5ESS ®
UCS 1000 R4.2 Administration 585-313-507 Issue 3 April 2000 628
5ESS ®
A Lucent electronic switching machine used to route calls through the telephone
network or private branch exchange.
A
AC
alternating current
ACD
automatic call distributor
AD
application dispatch
AD-API
application dispatch application programming interface
adaptive differential pulse code modulation
A means of encoding analog voice signals into digital signals by adaptively
predicting future encoded voice signals. This adaptive modulation method reduces
the number of bits required to encode voice. See also
pulse code modulation .