PARTY-LINE COMMUNICATION SYSTEM Russian patent published in 1994 - IPC

Abstract RU 2017342 C1

FIELD: loudspeaker party-line communication systems. SUBSTANCE: party-line communication system has signalling unit, incoming speaker line multiplexer, call selector, pulse sequence generator, signal converter, speaker line number register for N-party networks comprising K-user boards, signal converter, user's line number register, incoming user line multiplexer. Arrangement further has signalling unit, control unit, commutator, speaker lines, incoming speaker lines, incoming control lines, outgoing control lines, incoming user lines, user lines, input data buses, strobe lines. EFFECT: increased selection efficiency. 13 dwg

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RU 2 017 342 C1

Authors

Drobyshev V.A.

Khait S.A.

Novoselov V.A.

Chizhov V.F.

Dates

1994-07-30—Published

1990-12-06—Filed