TY - BOOK AU - Westall,F.A. AU - Ip,S.F.A. TI - Digital signal processing in telecommunications T2 - BT telecommunications series SN - 0412477602 AV - TK5103.7 D574D 1993 PY - 1993/// CY - London PB - : Chapman & Hall KW - Digital communications KW - Signal processing KW - Digital techniques ER -