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Digital Communication Systems 2.2 Optimal Source Coding
Digital Communication Systems EES 452 Asst. Prof. Dr. Prapun Suksompong [email protected] 2. Source Coding 2.2 Optimal Source Coding: Huffman Coding: Origin, Recipe, MATLAB Implementation 1 Examples of Prefix Codes Nonsingular Fixed-Length Code Shannon–Fano code Huffman Code 2 Prof. Robert Fano (1917-2016) Shannon Award (1976 ) Shannon–Fano Code Proposed in Shannon’s “A Mathematical Theory of Communication” in 1948 The method was attributed to Fano, who later published it as a technical report. Fano, R.M. (1949). “The transmission of information”. Technical Report No. 65. Cambridge (Mass.), USA: Research Laboratory of Electronics at MIT. Should not be confused with Shannon coding, the coding method used to prove Shannon's noiseless coding theorem, or with Shannon–Fano–Elias coding (also known as Elias coding), the precursor to arithmetic coding. 3 Claude E. Shannon Award Claude E. Shannon (1972) Elwyn R. Berlekamp (1993) Sergio Verdu (2007) David S. Slepian (1974) Aaron D. Wyner (1994) Robert M. Gray (2008) Robert M. Fano (1976) G. David Forney, Jr. (1995) Jorma Rissanen (2009) Peter Elias (1977) Imre Csiszár (1996) Te Sun Han (2010) Mark S. Pinsker (1978) Jacob Ziv (1997) Shlomo Shamai (Shitz) (2011) Jacob Wolfowitz (1979) Neil J. A. Sloane (1998) Abbas El Gamal (2012) W. Wesley Peterson (1981) Tadao Kasami (1999) Katalin Marton (2013) Irving S. Reed (1982) Thomas Kailath (2000) János Körner (2014) Robert G. Gallager (1983) Jack KeilWolf (2001) Arthur Robert Calderbank (2015) Solomon W. Golomb (1985) Toby Berger (2002) Alexander S. Holevo (2016) William L. Root (1986) Lloyd R. Welch (2003) David Tse (2017) James L. -
Principles of Communications ECS 332
Principles of Communications ECS 332 Asst. Prof. Dr. Prapun Suksompong (ผศ.ดร.ประพันธ ์ สขสมปองุ ) [email protected] 1. Intro to Communication Systems Office Hours: Check Google Calendar on the course website. Dr.Prapun’s Office: 6th floor of Sirindhralai building, 1 BKD 2 Remark 1 If the downloaded file crashed your device/browser, try another one posted on the course website: 3 Remark 2 There is also three more sections from the Appendices of the lecture notes: 4 Shannon's insight 5 “The fundamental problem of communication is that of reproducing at one point either exactly or approximately a message selected at another point.” Shannon, Claude. A Mathematical Theory Of Communication. (1948) 6 Shannon: Father of the Info. Age Documentary Co-produced by the Jacobs School, UCSD- TV, and the California Institute for Telecommunic ations and Information Technology 7 [http://www.uctv.tv/shows/Claude-Shannon-Father-of-the-Information-Age-6090] [http://www.youtube.com/watch?v=z2Whj_nL-x8] C. E. Shannon (1916-2001) Hello. I'm Claude Shannon a mathematician here at the Bell Telephone laboratories He didn't create the compact disc, the fax machine, digital wireless telephones Or mp3 files, but in 1948 Claude Shannon paved the way for all of them with the Basic theory underlying digital communications and storage he called it 8 information theory. C. E. Shannon (1916-2001) 9 https://www.youtube.com/watch?v=47ag2sXRDeU C. E. Shannon (1916-2001) One of the most influential minds of the 20th century yet when he died on February 24, 2001, Shannon was virtually unknown to the public at large 10 C. -
Marconi Society - Wikipedia
9/23/2019 Marconi Society - Wikipedia Marconi Society The Guglielmo Marconi International Fellowship Foundation, briefly called Marconi Foundation and currently known as The Marconi Society, was established by Gioia Marconi Braga in 1974[1] to commemorate the centennial of the birth (April 24, 1874) of her father Guglielmo Marconi. The Marconi International Fellowship Council was established to honor significant contributions in science and technology, awarding the Marconi Prize and an annual $100,000 grant to a living scientist who has made advances in communication technology that benefits mankind. The Marconi Fellows are Sir Eric A. Ash (1984), Paul Baran (1991), Sir Tim Berners-Lee (2002), Claude Berrou (2005), Sergey Brin (2004), Francesco Carassa (1983), Vinton G. Cerf (1998), Andrew Chraplyvy (2009), Colin Cherry (1978), John Cioffi (2006), Arthur C. Clarke (1982), Martin Cooper (2013), Whitfield Diffie (2000), Federico Faggin (1988), James Flanagan (1992), David Forney, Jr. (1997), Robert G. Gallager (2003), Robert N. Hall (1989), Izuo Hayashi (1993), Martin Hellman (2000), Hiroshi Inose (1976), Irwin M. Jacobs (2011), Robert E. Kahn (1994) Sir Charles Kao (1985), James R. Killian (1975), Leonard Kleinrock (1986), Herwig Kogelnik (2001), Robert W. Lucky (1987), James L. Massey (1999), Robert Metcalfe (2003), Lawrence Page (2004), Yash Pal (1980), Seymour Papert (1981), Arogyaswami Paulraj (2014), David N. Payne (2008), John R. Pierce (1979), Ronald L. Rivest (2007), Arthur L. Schawlow (1977), Allan Snyder (2001), Robert Tkach (2009), Gottfried Ungerboeck (1996), Andrew Viterbi (1990), Jack Keil Wolf (2011), Jacob Ziv (1995). In 2015, the prize went to Peter T. Kirstein for bringing the internet to Europe. Since 2008, Marconi has also issued the Paul Baran Marconi Society Young Scholar Awards. -
MÁSTER UNIVERSITARIO EN INGENIERÍA DE TELECOMUNICACIÓN TRABAJO FIN DE MASTER Analysis and Implementation of New Techniques Fo
MÁSTER UNIVERSITARIO EN INGENIERÍA DE TELECOMUNICACIÓN TRABAJO FIN DE MASTER Analysis and Implementation of New Techniques for the Enhancement of the Reliability and Delay of Haptic Communications LUIS AMADOR GONZÁLEZ 2017 MASTER UNIVERSITARIO EN INGENIERÍA DE TELECOMUNICACIÓN TRABAJO FIN DE MASTER Título: Analysis and Implementation of New Techniques for the Enhancement of the Reliability and Delay of Haptic Communications Autor: D. Luis Amador González Tutor: D. Hamid Aghvami Ponente: D. Santiago Zazo Bello Departamento: MIEMBROS DEL TRIBUNAL Presidente: D. Vocal: D. Secretario: D. Suplente: D. Los miembros del tribunal arriba nombrados acuerdan otorgar la calificación de: ……… Madrid, a de de 20… UNIVERSIDAD POLITÉCNICA DE MADRID ESCUELA TÉCNICA SUPERIOR DE INGENIEROS DE TELECOMUNICACIÓN MASTER UNIVERSITARIO EN INGENIERÍA DE TELECOMUNICACIÓN TRABAJO FIN DE MASTER Analysis and Implementation of New Techniques for the Enhancement of the Reliability and Delay of Haptic Communications LUIS AMADOR GONZÁLEZ 2017 CONTENTS LIST OF FIGURES .....................................................................................2 LIST OF TABLES ......................................................................................3 ABBREVIATIONS .....................................................................................4 SUMMARY ............................................................................................5 RESUMEN .............................................................................................6 ACKNOWLEDGEMENTS -
Channel Coding
1 Channel Coding: The Road to Channel Capacity Daniel J. Costello, Jr., Fellow, IEEE, and G. David Forney, Jr., Fellow, IEEE Submitted to the Proceedings of the IEEE First revision, November 2006 Abstract Starting from Shannon’s celebrated 1948 channel coding theorem, we trace the evolution of channel coding from Hamming codes to capacity-approaching codes. We focus on the contributions that have led to the most significant improvements in performance vs. complexity for practical applications, particularly on the additive white Gaussian noise (AWGN) channel. We discuss algebraic block codes, and why they did not prove to be the way to get to the Shannon limit. We trace the antecedents of today’s capacity-approaching codes: convolutional codes, concatenated codes, and other probabilistic coding schemes. Finally, we sketch some of the practical applications of these codes. Index Terms Channel coding, algebraic block codes, convolutional codes, concatenated codes, turbo codes, low-density parity- check codes, codes on graphs. I. INTRODUCTION The field of channel coding started with Claude Shannon’s 1948 landmark paper [1]. For the next half century, its central objective was to find practical coding schemes that could approach channel capacity (hereafter called “the Shannon limit”) on well-understood channels such as the additive white Gaussian noise (AWGN) channel. This goal proved to be challenging, but not impossible. In the past decade, with the advent of turbo codes and the rebirth of low-density parity-check codes, it has finally been achieved, at least in many cases of practical interest. As Bob McEliece observed in his 2004 Shannon Lecture [2], the extraordinary efforts that were required to achieve this objective may not be fully appreciated by future historians. -
Network Information Theory
Network Information Theory This comprehensive treatment of network information theory and its applications pro- vides the first unified coverage of both classical and recent results. With an approach that balances the introduction of new models and new coding techniques, readers are guided through Shannon’s point-to-point information theory, single-hop networks, multihop networks, and extensions to distributed computing, secrecy, wireless communication, and networking. Elementary mathematical tools and techniques are used throughout, requiring only basic knowledge of probability, whilst unified proofs of coding theorems are based on a few simple lemmas, making the text accessible to newcomers. Key topics covered include successive cancellation and superposition coding, MIMO wireless com- munication, network coding, and cooperative relaying. Also covered are feedback and interactive communication, capacity approximations and scaling laws, and asynchronous and random access channels. This book is ideal for use in the classroom, for self-study, and as a reference for researchers and engineers in industry and academia. Abbas El Gamal is the Hitachi America Chaired Professor in the School of Engineering and the Director of the Information Systems Laboratory in the Department of Electri- cal Engineering at Stanford University. In the field of network information theory, he is best known for his seminal contributions to the relay, broadcast, and interference chan- nels; multiple description coding; coding for noisy networks; and energy-efficient packet scheduling and throughput–delay tradeoffs in wireless networks. He is a Fellow of IEEE and the winner of the 2012 Claude E. Shannon Award, the highest honor in the field of information theory. Young-Han Kim is an Assistant Professor in the Department of Electrical and Com- puter Engineering at the University of California, San Diego. -
A Study on Convolutional Codes. Classification, New Families And
A Study on Convolutional Codes. Classification, New Families and Decoding Jos´eIgnacio Iglesias Curto Tesis Doctoral dirigida por Jos´eMar´ıaMu˜nozPorras Jos´e Angel´ Dom´ınguez P´erez Departamento de Matem´aticas Universidad de Salamanca ii A Study on Convolutional Codes. Classification, New Families and Decoding Tesis presentada por Jos´eIgnacio Iglesias Curto para optar al t´ıtulo de Doctor por la Universidad de Salamanca Jos´eIgnacio Iglesias Curto, Doctorando Jos´eMar´ıaMu˜noz Porras, Director Jos´e Angel´ Dom´ınguez P´erez, Codirector Departamento de Matem´aticas Universidad de Salamanca iv Agradecimientos Mi primer agradecimiento es para mis padres, Jos´ey Petra, y para mis hermanos, Pedro y Ma Eugenia, que en todos estos a˜nos me han cuidado y apoyado y de cuyos esfuerzos me he servido para desarrollar mi formaci´ony poder dedicarme a la elaboraci´onde este trabajo. Y para el resto de mi familia, que han seguido muy de cerca mi esfuerzo en el desarrollo del mismo. Este´ no hubiera sido posible sin la direcci´on, consejo y orientaci´onde Jos´eMar´ıa Mu˜nozPorras, a quien debo agradecer la atenci´on, la ayuda y la confianza prestadas en todo este tiempo. Tambi´enquiero agradecer a Francisco Jos´ePlaza, Jos´e Angel´ Dom´ınguez, Gloria Serrano y Esteban G´omez su colaboraci´on, sus correcciones y sus observaciones, que me han ayudado enormemente. As´ı como al resto de profesores y personal del Departamento de Matem´aticasde la Universidad de Salamanca, que directa o indirectamente han facilitado mi trabajo y creado un entorno distendido donde poder llevarlo a cabo. -
University of California Los Angeles
University of California Los Angeles Robust Communication and Optimization over Dynamic Networks A dissertation submitted in partial satisfaction of the requirements for the degree Doctor of Philosophy in Electrical Engineering by Can Karakus 2018 c Copyright by Can Karakus 2018 ABSTRACT OF THE DISSERTATION Robust Communication and Optimization over Dynamic Networks by Can Karakus Doctor of Philosophy in Electrical Engineering University of California, Los Angeles, 2018 Professor Suhas N. Diggavi, Chair Many types of communication and computation networks arising in modern systems have fundamentally dynamic, time-varying, and ultimately unreliably available resources. Specifi- cally, in wireless communication networks, such unreliability may manifest itself as variability in channel conditions, intermittent availability of undedicated resources (such as unlicensed spectrum), or collisions due to multiple-access. In distributed computing, and specifically in large-scale distributed optimization and machine learning, this phenomenon manifests itself in the form of communication bottlenecks, straggling or failed nodes, or running background processes which hamper or slow down the computational task. In this thesis, we develop information-theoretically-motivated approaches that make progress towards building robust and reliable communication and computation networks built upon unreliable resources. In the first part of the thesis, we focus on three problems in wireless networks which involve opportunistically harnessing time-varying resources while providing theoretical per- formance guarantees. First, we show that in full-duplex uplink-downlink cellular networks, a simple, low-overhead user scheduling scheme that exploits the variations in channel con- ditions can be used to optimally mitigate inter-user interference in the many-user regime. Next, we consider the use of intermittently available links over unlicensed spectral bands to enhance communication over the licensed cellular band. -
Andrew J. and Erna Viterbi Family Archives, 1905-20070335
http://oac.cdlib.org/findaid/ark:/13030/kt7199r7h1 Online items available Finding Aid for the Andrew J. and Erna Viterbi Family Archives, 1905-20070335 A Guide to the Collection Finding aid prepared by Michael Hooks, Viterbi Family Archivist The Andrew and Erna Viterbi School of Engineering, University of Southern California (USC) First Edition USC Libraries Special Collections Doheny Memorial Library 206 3550 Trousdale Parkway Los Angeles, California, 90089-0189 213-740-5900 [email protected] 2008 University Archives of the University of Southern California Finding Aid for the Andrew J. and Erna 0335 1 Viterbi Family Archives, 1905-20070335 Title: Andrew J. and Erna Viterbi Family Archives Date (inclusive): 1905-2007 Collection number: 0335 creator: Viterbi, Erna Finci creator: Viterbi, Andrew J. Physical Description: 20.0 Linear feet47 document cases, 1 small box, 1 oversize box35000 digital objects Location: University Archives row A Contributing Institution: USC Libraries Special Collections Doheny Memorial Library 206 3550 Trousdale Parkway Los Angeles, California, 90089-0189 Language of Material: English Language of Material: The bulk of the materials are written in English, however other languages are represented as well. These additional languages include Chinese, French, German, Hebrew, Italian, and Japanese. Conditions Governing Access note There are materials within the archives that are marked confidential or proprietary, or that contain information that is obviously confidential. Examples of the latter include letters of references and recommendations for employment, promotions, and awards; nominations for awards and honors; resumes of colleagues of Dr. Viterbi; and grade reports of students in Dr. Viterbi's classes at the University of California, Los Angeles, and the University of California, San Diego. -
Ieee-Level Awards
IEEE-LEVEL AWARDS The IEEE currently bestows a Medal of Honor, fifteen Medals, thirty-three Technical Field Awards, two IEEE Service Awards, two Corporate Recognitions, two Prize Paper Awards, Honorary Memberships, one Scholarship, one Fellowship, and a Staff Award. The awards and their past recipients are listed below. Citations are available via the “Award Recipients with Citations” links within the information below. Nomination information for each award can be found by visiting the IEEE Awards Web page www.ieee.org/awards or by clicking on the award names below. Links are also available via the Recipient/Citation documents. MEDAL OF HONOR Ernst A. Guillemin 1961 Edward V. Appleton 1962 Award Recipients with Citations (PDF, 26 KB) John H. Hammond, Jr. 1963 George C. Southworth 1963 The IEEE Medal of Honor is the highest IEEE Harold A. Wheeler 1964 award. The Medal was established in 1917 and Claude E. Shannon 1966 Charles H. Townes 1967 is awarded for an exceptional contribution or an Gordon K. Teal 1968 extraordinary career in the IEEE fields of Edward L. Ginzton 1969 interest. The IEEE Medal of Honor is the highest Dennis Gabor 1970 IEEE award. The candidate need not be a John Bardeen 1971 Jay W. Forrester 1972 member of the IEEE. The IEEE Medal of Honor Rudolf Kompfner 1973 is sponsored by the IEEE Foundation. Rudolf E. Kalman 1974 John R. Pierce 1975 E. H. Armstrong 1917 H. Earle Vaughan 1977 E. F. W. Alexanderson 1919 Robert N. Noyce 1978 Guglielmo Marconi 1920 Richard Bellman 1979 R. A. Fessenden 1921 William Shockley 1980 Lee deforest 1922 Sidney Darlington 1981 John Stone-Stone 1923 John Wilder Tukey 1982 M. -
IEEE Information Theory Society Newsletter
IEEE Information Theory Society Newsletter Vol. 66, No. 4, December 2016 Editor: Michael Langberg ISSN 1059-2362 Editorial committee: Frank Kschischang, Giuseppe Caire, Meir Feder, Tracey Ho, Joerg Kliewer, Parham Noorzad, Anand Sarwate, Andy Singer, and Sergio Verdú President’s Column Alon Orlitsky One should never start with a cliche. So let me that would bring and curate information the- end with one: where did 2016 go? It seems like oretic lectures for large audiences. yesterday that I wrote my first column, and it’s already time to reflect on a year gone by? • Jeff Andrews and Elza Erkip are heading a BoG ad-hoc committee exploring the cre- And a remarkable year it was! Each of earth’s ation of a new publication connecting corners and all of life’s walks were abuzz with information theory to other topics and activity and change, and information theory communities, with two main formats con- followed suit. Adding to our society’s regu- sidered: a special topics journal, and a larly hectic conference meeting/publication popular magazine. calendar, we also celebrated Shannon’s 100th anniversary with fifty worldwide centennials, • Christina Fragouli and Anna Scaglione are numerous write-ups in major journals and co-authoring a children’s book on informa- magazines, and a coveted Google Doodle on tion theory, the first chapter is completed Shannon’s birthday. For the last time let me and the rest are expected next year. thank Christina Fragouli and Rudi Urbanke for co-chairing the hyperactive Centennials Committee. As the holidays ushered in, twelve-shy-one society members received jolly good tidings. -
Universal Source Coding for Multiple Decoders with Side
2010 IEEE International Symposium on Information Theory Proceedings (ISIT 2010) Austin, Texas, USA 13 – 18 June 2010 Pages 1-908 IEEE Catalog Number: CFP10SIF-PRT ISBN: 978-1-4244-7890-3 1/3 TABLE OF CONTENTS Plenary Sessions Monday 8:30 – 9:30 — Completely Random Measures for Bayesian Nonparametrics .........................................................................xlv Michael I. Jordan Tuesday 8:30 – 9:30 — Coding for Noisy Networks .................................................................................................................................xlv Abbas El Gamal Wednesday 8:30 – 9:30 — THE AUDACITY OF THROUGHPUT – A Trilogy of Rates – ........................................................................xlv Anthony Ephremides Thursday 8:30 – 9:30 — Musing upon Information Theory ......................................................................................................................xliv Te Sun Han Friday 8:30 – 9:30 — Can Structure Beat Shannon? — The Secrets of Lattice-codes ...............................................................................xlv Ram Zamir S-Mo-1: MULTI-TERMINAL SOURCE CODING S-Mo-1.1: UNIVERSAL SOURCE CODING FOR MULTIPLE DECODERS WITH SIDE ............................................................................... 1 INFORMATION Shigeaki Kuzuoka, Akisato Kimura, Tomohiko Uyematsu S-Mo-1.2: ROBUST MULTIRESOLUTION CODING WITH HAMMING DISTORTION ............................................................................ 6 MEASURE Jun Chen, Sorina Dumitrescu, Ying Zhang,