A four-channel digital signal processor in 1.2- mu m CMOS with on-chip D/A and A/D conversion serving four speech channels in a new-generation subscriber line circuit. - Didier Haspeslagh; Jan Sevenhans; Ann Delarbre; Lajos Kiss; Eric Moerman (IEEE J. Solid State Circuits, 1991)

SACHEM, a versatile DMT-based modem transceiver for ADSL. - Lajos Kiss; Karel Adriaensen; Christophe Gendarme; E. Hanssens; M. Huysmans; F. van Beylen; Hugo van de Weghe (IEEE J. Solid State Circuits, 1999)