Digital data transmission systems

Details Digital data transmission systems Digital data transmission systems

1980-11-05

1983-05-10

Safourek, Benedict V.

Pulse or digital communications

Repeaters

Testing

375 81, 329 50, 329112, H03D 320

Patent

active

043833241

ABSTRACT:
In a receiver arrangement for a quadrature phase-shift digital data transmission system including an adaptive equalizing regenerator, a phase control signal for the local oscillator is derived from an output of the regenerator and decision feedback signals within the regenerator are applied by way of balanced current switching circuits.

REFERENCES:
patent: 3378711 (1968-04-01), Van Gerwen
patent: 3518680 (1970-06-01), McAuliffe
patent: 3600700 (1971-08-01), Matsuo
patent: 3669511 (1972-09-01), Motley
patent: 4032847 (1977-06-01), Unkauf
patent: 4085378 (1978-04-01), Ryan et al.
patent: 4255713 (1981-03-01), Yoshida

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