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Cari koleksi dengan cepat sesuai kebutuhan Anda.This text, like its previous editions, is an introduction to communication systems written at a level appropriate for advanced undergraduates and first-year graduate students in electrical engineering. An initial study of signal transmission and the inherent limitations of physical systems establishes unifying concepts of communication. Equal attention is then given to the analysis and design o…
The history of communications is a branch of the history of technology but, strictly speaking, it is in a category of its own. The goods produced by technology, whether a piece of machinery, a piece of clothing or a piece of furniture, are tangible: they perform some useful function. The goods produced by communications are messages. They are mostly useless but when they are useful they can be …