TY - BOOK AU - Couch,León W. TI - Digital and analog communication systems: SN - 9780273774211 U1 - 621.382 PY - 2013/// CY - New Yersey : PB - Pearson, KW - lemb KW - Comunicaciones digitales KW - Sistemas de comunicación KW - Electrónica digital N1 - Incluye bibliografía; Historical perspective - Digital and analog sources and systems - Signals and spectra - Baseband pulse and digital signaling - Bandpass signaling priniples and circuits - AM, FM, and digital modulated systems - Randow processes and spectral analysis - Performance of communication systems corrupted by noise - Wire and wirelless communication applications - Appendix A mathematical techniques, identities, adn tables - Probability and random variables - Using MATLAB; Sistemas ER -