Understanding Information TransmissionUnderstanding Information Transmission introduces you to the entire field of information technology. In this consumer handbook and introductory student resource, seven chapters span the gamut of the field—the nature, storage, transmission, networking, and protection of information. In addition to the science and technology, this book brings the subject alive by presenting the amazing history of information technology, profiling incredible inventions and fascinating inventors, and their dramatic impact on society. Features include problem sets, key points, suggested reading, review appendices, and a full chapter on mathematical methods. Private and public funding of information technology continues to grow at staggering rates. Learn what’s behind this race to be the biggest, brightest, and fastest in the field with Understanding Information Transmission. |
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analog appears applications assume bandwidth binary bits broadcasting called carry channel Chapter ciphertext circuit codeword communication complex connected Consider converted corresponding distance distribution electrical encoder energy engineering equal error event example fact Figure Find first follows Fourier transform frequency function given hence idea important input Internet length letter linear look means method mobile modulation node noise obtain occur output packets pair path plaintext points probability problem processing pulse radio random variable range ratio receiver sample scheme sequence Shannon shown shows signal simply sound space spectrum speech standard switching symbols Table telegraph telephone television terminal theorem theory transmission transmitted typical United wire