Terminal equipment identifier control circuit

Communications: electrical – Continuously variable indicating – With meter reading

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Details

34082551, 34082553, 370 92, H04J 324, H04Q 1100

Patent

active

049638629

ABSTRACT:
This invention relates to a terminal identifier control circuit which provides automatic start of the check procedure to examine the unassigned/assigned distinction of a limited number of terminal identifiers by hardware, in a communications apparatus with a number of terminal equipment connected to a network.

REFERENCES:
patent: 4227178 (1980-10-01), Gergaud et al.
patent: 4253087 (1981-02-01), Saal
patent: 4285038 (1981-08-01), Suzuki
patent: 4423414 (1983-12-01), Bryant et al.
patent: 4792801 (1988-12-01), Hofmann
patent: 4879715 (1989-11-01), Nakabayashi et al.
CCITT Recommendation I.440 and I.441, Chapter 5.3, pp. 219-224, (Oct. 1984).

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