TY - GEN AU - Haykin, Simon. TI - Communication systems SN - 9788126509041 AV - TK5102.5 .C3 2002 U1 - 621.3822 PY - 2001/// CY - New Delhi PB - John Wiley & Sons KW - Digital communications KW - Modulation (Electronics) KW - Signal theory (Telecommunication) N1 - Includes Bibligraphy and index ER -