Arrangement for supervising a CMI-code converter

Details Arrangement for supervising a CMI-code converter Arrangement for supervising a CMI-code converter

1985-11-04

1987-03-17

Griffin, Robert L.

Pulse or digital communications

Repeaters

Testing

375 19, 360 43, H04B 1404

Patent

active

046513280

ABSTRACT:
Arrangement for supervising a CMI-code converter in a PCM-multiplex transmission system, in which a binary signal is converted into a CMI-signal or vice versa, the code converter having a first terminal for the CMI-signal and a second terminal for the binary signal, characterized in that the first input of the code converter is connected to a first input of a modulo-2 divider and also via a delay element to a second input of a modulo-2 divider, that the output of the modulo-2 divider is connected to a first input of a summing device, that the second terminal of the decoder unit is connected to a second input of the summing device and that the supervising signal is produced at the output of the summing device.

REFERENCES:
patent: 3783383 (1974-01-01), Forster et al.
patent: 3828346 (1974-08-01), Forster et al.
patent: 3953673 (1976-04-01), Dornard
patent: 4071692 (1978-01-01), Weir et al.
patent: 4189621 (1980-02-01), Scott

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