Adaptive equalizer

Details Adaptive equalizer Adaptive equalizer

1980-11-03

1982-11-30

Safourek, Benedict V.

Pulse or digital communications

Repeaters

Testing

375 16, 333 18, 328 15, H04B 314

Patent

active

043618928

ABSTRACT:
An adaptive equalizer is disclosed comprising an amplitude equalizer circuit (12) having an adjustable Q, and a plurality of all-pass circuits (14,15) having adjustable delay bumps. A controller (18) adjusts the tuning, magnitude of the bumps, and the number of all-pass networks in the equalizer in response to variations in the power within a plurality of spectrum samples and the bit error rate of the equalizer output signal.

REFERENCES:
patent: 3324251 (1967-06-01), Sichak
patent: 3444468 (1969-05-01), Drouilhet
patent: 3633129 (1972-01-01), Kao
patent: 3742360 (1973-06-01), Ragsdale
patent: 3990010 (1976-11-01), Bennett

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