Data transmission : advances in modem and ISDN technology and applications : 23-25 September 1992 : venue: Institution of Electrical Engineers, Savoy Place, London WC2, UK / organised by the Electronics Division of the Institution of Electrical Engineers in association with the Association of Computing Machinery, British Computer Society, Institute of Electrical and Electronics Engineers (Computer Society & UKRI Section). (IEE conference publication, 1992)