If you manage to obtain a legal copy, here is how to structure your study of Barry’s text.
If you are a student, log into your university library portal. Do not search Google; search your library’s database. Many institutions have a direct SpringerLink subscription. You can usually download a chapter-by-chapter PDF (DRM protected) or view the entire book online via the library proxy. digital communication john r. barry pdf
Week 1: Signals, sampling, FT, basic modulation mapping. Week 2: BPSK/QPSK, matched filter, BER in AWGN — simulate basic systems. Week 3: Pulse shaping and Nyquist criterion; implement RRC filters. Week 4: M-ary schemes (QAM/FSK), Gray coding, spectral efficiency. Week 5: Channel models (AWGN, multipath, fading), diversity concepts. Week 6: Equalization and synchronization algorithms; simple LMS implementation. Week 7: Error-control coding basics, convolutional codes, Viterbi decoder. Week 8: OFDM overview, advanced topics (MIMO, turbo/LDPC), final project integrating transmitter/receiver. If you manage to obtain a legal copy,
Because the 3rd edition was published in 2004 (yes, it’s 20+ years old), used hardcovers are dirt cheap. Many institutions have a direct SpringerLink subscription