Browse Prior Art Database

Transmission Testing of Digital PBX

IP.com Disclosure Number: IPCOM000065567D
Original Publication Date: 1985-Jan-01
Included in the Prior Art Database: 2005-Feb-19

Publishing Venue

IBM

Related People

Authors:
Dahl, JP [+details]

Abstract

This article describes hardware which could be included in a digital PBX to provide automatic transmission testing of analog line interface service modules (LISMs). A low power digital transmitter and a low power digital receiver are included within the digital PBX.