Digital graphic equalizer

Details Digital graphic equalizer Digital graphic equalizer

1994-08-09

1996-06-04

Tse, Young T.

Pulse or digital communications

Equalizers

375350, G10K 1500, H03H 730

Patent

active

055240224

ABSTRACT:
A digital graphic equalizer for obtaining a boost characteristic and an attenuation characteristic using band pass filters, each constituted by a digital filter, and an adder. For a boost characteristic, an input signal is supplied to first band pass filters and resultant filtered signals and the input signal are added by a first adder. For an attenuation characteristic, the output signal of a second adder is fed back to second band pass filters and resultant filtered signals and the input signal are added by a second adder.

REFERENCES:
patent: 4621355 (1986-11-01), Hirosaki et al.
patent: 4891841 (1990-01-01), Bohn

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