TY - BOOK AU - Ziemer,R.E. TI - Principles of communications: systems, modulation, and noise SN - 0471392537 (pbk) U1 - 621.382 PY - 2002/// CY - Singapore PB - John Wiley & Sons KW - Telecommunication KW - Binary data transmission KW - Communication systems KW - Data communication KW - Signal theory KW - Physical noise KW - FEAS ER -