Telephone digital office cutover system

Details Telephone digital office cutover system Telephone digital office cutover system

1980-10-17

1982-06-08

Robinson, Thomas A.

H04M 330

Patent

active

043341292

ABSTRACT:
A system for automated pre-testing of subscriber pairs prior to final transfer from an old telephone office to a new digital central office. The system combines a known line verification tester, a trunk transition system, and an optional line ringing tester interconnected through a novel micro computer based interface. The interface controls the tests performed by the line verification tester and line ringing tester prior to transfer of tested circuits to the central office.

REFERENCES:
patent: 3829627 (1974-08-01), Short et al.

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