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E-grāmata: Digital Communication: Communication, Multimedia, Security

  • Formāts: PDF+DRM
  • Sērija : X.media.publishing
  • Izdošanas datums: 21-Feb-2014
  • Izdevniecība: Springer-Verlag Berlin and Heidelberg GmbH & Co. K
  • Valoda: eng
  • ISBN-13: 9783642543319
  • Formāts - PDF+DRM
  • Cena: 53,52 €*
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  • Formāts: PDF+DRM
  • Sērija : X.media.publishing
  • Izdošanas datums: 21-Feb-2014
  • Izdevniecība: Springer-Verlag Berlin and Heidelberg GmbH & Co. K
  • Valoda: eng
  • ISBN-13: 9783642543319

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The authors give a detailed summary about the fundamentals and the historical background of digital communication. This includes an overview of the encoding principles and algorithms of textual information, audio information, as well as images, graphics, and video in the Internet. Furthermore the fundamentals of computer networking, digital security and cryptography are covered. Thus, the book provides a well-founded access to communication technology of computer networks, the internet and the WWW. Numerous pictures and images, a subject-index and a detailed list of historical personalities including a glossary for each chapter increase the practical benefit of this book that is well suited as well as for undergraduate students as for working practitioners.

This book presents an overview on fundamentals and the historical background of digital communication. It also covers encoding principles and algorithms of textual information, audio information as well as images, graphics and video in the Internet.
1 Prologue
1(16)
1.1 Digital Goods
1(7)
1.2 Digital Communication and Its Foundation
8(5)
1.3 A Guide through Digital Communication
13(2)
1.4 Glossary
15(2)
2 Historical Overview
17(72)
2.1 The Development of Writing
17(9)
Excursus 1 The Development of Language
19(7)
2.2 First Communication Network
26(6)
2.3 The Development of the Printing Press
32(6)
2.4 The Birth of the Newspaper Industry
38(4)
2.5 Telecommunication Systems and Electricity
42(6)
2.5.1 Optical Telegraphy
42(3)
2.5.2 Electric: Telegraphy
45(3)
2.6 The Advance of Personal Telecommunications
48(7)
2.6.1 Telephone
48(2)
2.6.2 From the Phonograph to the Gramophone
50(2)
2.6.3 Photography
52(3)
2.7 Wireless Telecommunications -- Radio and Television
55(10)
2.7.1 Wireless Telegraphy
55(2)
2.7.2 Radio
57(2)
2.7.3 Film and Cinema
59(2)
2.7.4 Television
61(3)
2.7.5 Analog and Digital Recording Methods
64(1)
2.8 The Computer as a Universal Personal Communication Manager
65(8)
2.9 The Inseparable Story of the Internet and the Web
73(12)
2.9.1 The ARPANET -- how it all began
73(3)
2.9.2 The Internet Goes Public
76(3)
2.9.3 The WWW Revolutionizes the Internet
79(3)
2.9.4 Web 2.0 and the Semantic Web -- The Future of the WWW
82(3)
2.10 Glossary
85(4)
3 Communication Fundamentals in Computer Networks
89(64)
3.1 Basic Terms and Concepts
89(9)
3.1.1 Communication and Data Transfer
89(5)
3.1.2 Classification of Communication Systems
94(4)
3.2 Computer Networks and Packet Switching
98(21)
3.2.1 Classic Point-to-Point Connections
99(1)
3.2.2 Circuit-Switched Networks
99(2)
3.2.3 From Circuit Switching to Packet Switching
101(1)
3.2.4 The Principle of Packet Switching
102(2)
3.2.5 Advantages of Packet Switching
104(2)
3.2.6 Packet header
106(1)
3.2.7 Disadvantages of Packet Switching
106(2)
3.2.8 Connectionless and Connection-Oriented Network Services
108(1)
3.2.9 Service Paradigms of Computer Networks
109(2)
3.2.10 Error Detection and Error Correction
111(2)
Excursus 2 Error-Detecting and Error-Correcting Codes
113(6)
3.3 Performance Ratios of Computer Networks
119(9)
3.3.1 User-Related Parameters
119(1)
3.3.2 Qualitative Performance Criteria
120(1)
3.3.3 Quality of Service
121(3)
Excursus 3 Delay in Packet-Switched Networks
124(4)
3.4 Communication Protocols
128(20)
3.4.1 Protocol Families
129(2)
3.4.2 Layer model
131(3)
Excursus 4 The ISO/OSI Layer Model
134(4)
3.4.3 The Internet and the TCP/IP Layer Model
138(7)
3.4.4 Protocol Functions
145(3)
3.5 Glossary
148(5)
4 Multimedia Data and Its Encoding
153(138)
4.1 Media Variety and Multimedia -- A Question of Format
153(3)
4.2 Information and Encoding
156(4)
4.2.1 Information and Entropy
156(3)
4.2.2 Redundancy -- Necessary or Superfluous?
159(1)
4.3 Text -- Data Formats and Compression
160(11)
4.3.1 Text Encoding
160(5)
Excursus 5 The Unicode Standard
165(2)
4.3.2 Text Compression
167(2)
Excursus 6 A Simple Data Compression
169(2)
4.4 Graphics -- Data Formats and Compression
171(30)
Excursus 7 What is Color? -- Color and Color Systems
175(6)
4.4.1 Variants of Run Length Encoding for Graphics Data
181(1)
4.4.2 LZW Method
182(3)
4.4.3 GIF Format
185(1)
Excursus 8 GIF -- File Structure
186(3)
4.4.4 PNG Format
189(1)
4.4.5 JPEG Format
190(3)
Excursus 9 JPEG Compression and JPEG File Format
193(8)
4.5 Audio -- Data Formats and Compression
201(34)
4.5.1 Analog-to-Digital Conversion
205(5)
4.5.2 Uncompressed Audio Formats
210(2)
4.5.3 Audio Compression
212(7)
4.5.4 MPEG Audio Coding
219(2)
Excursus 10 MPEG-1 Audio Encoding
221(5)
Excursus 11 MP3 -- File Structure
226(6)
4.5.5 Other Audio Compression Methods
232(2)
4.5.6 Streaming Techniques
234(1)
4.6 Video and Animation -- Data Formats and Compression
235(48)
4.6.1 Digital Video Coding
236(4)
4.6.2 Compression of Video Signals
240(5)
4.6.3 Motion Compensation and Motion Prediction
245(2)
4.6.4 MPEG Compression: Key Problems
247(1)
4.6.5 MPEG Compression: Basic Procedure
248(7)
4.6.6 MPEG-2 Standard
255(4)
Excursus 12 MPEG Data Format
259(6)
4.6.7 MPEG-4 Standard
265(9)
4.6.8 MPEG-7 Standard
274(5)
4.6.9 MPEG-21 Standard
279(2)
Excursus 13 Other Video File Formats and Compression Methods
281(2)
4.7 Glossary
283(8)
5 Digital Security
291(46)
5.1 Principles of Security in Computer Networks
291(9)
5.1.1 Security Objectives
292(5)
5.1.2 Cryptographic Principles
297(3)
5.2 Confidentiality and Encryption
300(17)
5.2.1 Symmetric Encryption Methods
300(1)
Excursus 14 Simple Historical Encryption Procedures
301(5)
Excursus 15 Data Encryption Standard (DES) and Advanced Encryption Standard (AES)
306(3)
5.2.2 Asymmetric Encryption Methods
309(3)
Excursus 16 The R.SA Public-Key Procedure
312(2)
5.2.3 Authentication
314(3)
5.3 Digital Signatures
317(10)
5.3.1 Data Integrity and Authenticity
319(2)
5.3.2 Message Digest
321(2)
Excursus 17 Cryptographic Hash Functions
323(4)
5.4 Public Key Infrastructures and Certificates
327(6)
5.4.1 Certification Authority (CA)
329(3)
5.4.2 Trust Models
332(1)
5.5 Glossary
333(4)
6 Epilogue
337(10)
List of Persons 347(20)
Abbreviations and Acronyms 367(6)
Image References 373(2)
Bibliography 375(12)
Index 387
Dr. sc. nat. Christoph Meinel (1954) is President and CEO of the Hasso-Plattner-Institut for IT-Systems Engineering (HPI) and full professor (C4) for computer science at the University of Potsdam. His research field is Internet and Web Technologies and Systems. Beside he is a teacher at the HPI School of Design Thinking, a visiting professor at the Computer Science School of the Technical University of Beijing (China) and a research fellow of the interdisciplinary center SnT at the University of Luxembourg. Since 2008 he is program director of the HPIStanford Design Thinking Research Program. He is author or co-author of 10 text books and monographs and has published more than 350 per-reviewed scientific papers in highly recognised international scientific journals and conferences.

Harald Sack is Senior Researcher at the Hasso Plattner-Institute for IT-Systems Engineering (HPI) at the University of Potsdam. After graduating in computer science at the University of the Federal Forces Munich Campus in 1990, he worked as systems/network engineer and project manager in the signal intelligence corps of the German federal forces from 19901997. In 1997 he became an associated member of the graduate program mathematical optimization at the University of Trier and graduated with a PhD thesis on formal verification in 2002. From 20022008 he did research and teaching as a postdoc at the Friedrich-Schiller-University in Jena and since 2007 he has a visiting position at the HPI, where he now is head of the research group 'semantic technologies'. His areas of research include multimedia retrieval, semantic web technologies, knowledge representations, machine learning and semantic enabled retrieval. Since 2008 he also serves as general secretary of the German IPv6 council.