03978323 is referenced by 2 patents and cites 4 patents.

An apparatus for producing a predetermined transfer characteristic of information-containing signals, comprising clock means for generating a clock pulse, input means for supplying digital representations of said information-containing signals; coefficient generator means for supplying a first train of pulses of digital multiplication coefficients; delay means; digital multiplier means; and a storage device including an alternator provided with a sign reversing device and a summation device.

Title
Apparatus for achieving predetermined transfer characteristics
Application Number
5/565390
Publication Number
3978323
Application Date
April 7, 1975
Publication Date
August 31, 1976
Inventor
Hendrik Arie Van Essen
Eindhoven
NL
Theodoor Antonius Carel Maria Claasen
Eindhoven
NL
Wilfred Andre Maria Snijders
Eindhoven
NL
Petrus Josephus VAN Gerwen
Eindhoven
NL
Wolfgang Friedrich Georg Mecklenbrauker
Eindhoven
NL
Agent
Daniel R McGlynn
Frank R Trifari
Assignee
U S Philips Corporation
NY, US
IPC
G06F 7/38
View Original Source