Read e-book online Coded Modulation Systems (Information Technology: PDF

By John B. Anderson

ISBN-10: 0306472791

ISBN-13: 9780306472794

ISBN-10: 0306477920

ISBN-13: 9780306477928

Coded Modulation platforms is an advent to the topic of coded modulation in electronic conversation. it really is designed for lecture room use and for an individual eager to examine the guidelines at the back of this contemporary form of coding. Coded modulation is sign encoding that takes under consideration the character of the channel over which it's used. conventional errors correcting codes paintings with bits and upload redundant bits that allows you to right transmission blunders. In coded modulation, non-stop time indications and their stages and amplitudes play the foremost function. The coding may be visible as a patterning of those amounts. the article continues to be to right blunders, yet extra essentially, it truly is to preserve sign strength and bandwidth at a given blunders functionality. The e-book divides coded modulation into 3 significant elements. Trellis coded modulation (TCM) schemes encode the issues of QAM constellations; lattice coding and set-partition recommendations play significant roles the following. Continuous-phase modulation (CPM) codes encode the sign section, and create consistent envelope RF indications. The partial-response signaling (PRS) box contains intersymbol interference difficulties, indications generated through actual convolution, and signs created via lowpass filtering. as well as those themes, the publication covers coding recommendations of numerous varieties for fading channels, unfold spectrum and repeat-request structures. The heritage of the topic is absolutely traced again to the formative paintings of Shannon in 1949. complete rationalization of the fundamentals and entire homework difficulties make the ebook excellent for self-study or school room use.

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2] C. E. Shannon, “Communication in the presence of noise,” Proc. IRE, 37,10–21,1949; in Sloane and Wyner, ibid. [3] C. E. Shannon, “Probability of error for optimal codes in a Gaussian channel,” Bell Syst. Tech. , 38, 611–656, 1959; in Sloane and Wyner, ibid [4] V. A. Kotelnikov, “The theory of optimum noise immunity,” PhD Thesis, Molotov Energy Institute, Moscow, Jan. 1947; available under the same title from Dover Books, New York, 1968 (R. A. Silverman, translator). [5] N. Wiener, The Extrapolation, Interpolation, and Smoothing of Stationary Time Series with Engineering Applications.

The centerpiece of the book is Part II, a survey of the main ideas of coded modulation as they have arisen in the subfields TCM, CPM, and PRS coding. The ideas in these have just been discussed. Part II comprises Chapters 4–6. 3 of Chapter 4, traditional TCM coding based on set partitions is described. 4 introduces the parallel subject of lattice coding. 5 extends TCM to codes without set partitioning. Chapter 5 is CPM coding. 3 are about distance and spectrum, respectively. 3. 4. 5. Chapter 6 covers the general field of real-number convolutional coding, intersymbol interference, and heavily filtered modulation.

11] G. Ungerboeck, “Channel coding with multilevel/phase signals,” IEEE Trans. Inf. Theory, IT-28, 55–67, Jan. 1982. [12] N. , Computer and Systems Eng. , Rensselaer Poly. , Troy, NY, USA, Sept. 1986. [13] A. Said, “Design of optimal signals forbandwidth-efficient linear coded modulation,” PhD Thesis, Dept. , Rensselaer Poly. , Troy, NY, USA, Feb. 1994. 1. Introduction The purpose of this chapter is to review the main points of modulation and signal space theory, with an emphasis on those that bear on the coded modulation schemes that appear in later chapters.

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Coded Modulation Systems (Information Technology: Transmission, Processing and Storage) by John B. Anderson

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