MMD-an efficient approximation to the 2nd order Volterra filter. - Walter A. Frank (ICASSP (3), 1994)

An efficient approximation to the quadratic Volterra filter and its application in real-time loudspeaker linearization. - Walter A. Frank (Signal Process., 1995)

Sampling requirements for Volterra system identification. - Walter A. Frank (IEEE Signal Process. Lett., 1996)

Efficient equalization of nonlinear communication channels. - Walter A. Frank; Ulrich Appel (ICASSP, 1997)

Aufwandsarme Modellierung und Kompensation nichtlinearer Systeme auf der Basis von Volterra-Reihen. - Walter A. Frank (VDI-Verlag, 1997)

Implicit decimation for FIR systems and its application to acoustic echo cancellation. - Walter A. Frank; Imre Varga (ICASSP, 1999)

A Noise Suppression System for the AMR Speech Codec. - Peter Jax; Rainer Martin 001; Peter Vary; Marc Adrat; Imre Varga; Walter A. Frank; Marc Ihle (KONVENS, 2000)