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050 0 0 _aTK5103.7
_b.B44 1991
082 0 0 _a621.385
_222
_bB4331d
100 1 _aBellamy, John C.,
_d1941-
_eauthor.
245 1 0 _aDigital telephony /
_cJohn C. Bellamy.
250 _a3rd ed.
260 _aNew York :
_bWiley,
_cc2000 (reprint 2014).
300 _axxv, 643 p. :
_bill., figs. ;
_c25 cm.
490 0 _aWiley series in telecommunications.
500 _a"A Wiley-Interscience publication."
504 _aIncludes bibliographical references and index.
505 _a1. Background terminology 2. Why digital? 3. Voice digitization 4. Digital transmission and multiplexing 5. Digital switching 6. Digital modulation and radio signals 7. Network synchronization, control, and management 8. Fiber optic transmission systems 9. Data and integrated services digital networks 10. Traffic analysis App. A: Derivation of equations App. B: Encoding/decoding algorithms for segmented PCM App. C: Analytic fundamentals of digital transmission App. D: Traffic tables
505 _a"The book stresses how systems operate and the rationale behind their design, rather than presenting rigorous analytical formulations . [It provides] the practicality and breadth essential to mastering the concepts of modern communications systems."--Telecommunication Journal In this expanded new edition of his bestselling book, telephony expert John Bellamy continues to provide telecommunications engineers with practical, comprehensive coverage of all aspects of digital telephone systems, while addressing the rapid changes the field has seen in recent years. Bellamy discusses the near-complete conversion to digital technology in telephone networks worldwide, examines both existing and emerging technologies, and explores the intricacies of carrying voice over data networks as well as the use of telephone networks for carrying data for Internet access. He emphasizes system design, implementation, and application, but also correlates the practice to communications theory
650 0 _aDigital telephone systems.
650 0 _aTelecommunication.
856 4 2 _3Publisher description
_uhttp://www.loc.gov/catdir/enhancements/fy0607/90037906-d.html
856 4 1 _3Table of contents only
_uhttp://www.loc.gov/catdir/enhancements/fy0607/90037906-t.html
906 _a7
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