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3912917 Digital filter  
A -n coefficient digital filter in which the sample yi of the filtered signal at instant i is derived from the sum ##EQU1## WHERE AK ARE COEFFICIENTS DEFINING THE FILTER CHARACTERISTICS AND THE...
3889108 Adaptive low pass filter  
An adaptive low-pass recursive filter adaptively changes its bandwidth firing characteristics in accordance with the bandwidth of the incoming signal. This results in an input signal w(k) changed...
3801913 NUMERICAL FILTER AND DIGITAL DATA TRANSMISSION SYSTEM INCLUDING SAID FILTER  
The invention relates to a digital filter which can be programmed, and a digital data transmission system employing automatic equalization of the transmission channel, said transmission system...
3736414 TRANSVERSAL FILTER EQUALIZER FOR PARTIAL RESPONSE CHANNELS  
The present invention relates to a fast converging transversal filter equalizer for partial response channels including a multi-tap delay line. In the preferred embodiment the equalizer multiplies...
3732410 SELF ADAPTIVE FILTER AND CONTROL CIRCUIT THEREFOR  
A self-adaptive filter control circuit which operates to compute alterations to the impulse response of a network to alter that impulse response so that it bears a predetermined relationship to...
3651316 AUTOMATIC TRANSVERSAL EQUALIZER SYSTEM  
The invention is directed to a system for automatically adjusting the multiple gain taps in a transversal equalizer so as to minimize the errors in a received signal caused by intersymbol...
3541458 FREQUENCY DOMAIN SIGNAL PROCESSOR HAVING ADAPTIVE CAPABILITY  
3177349 Filter network