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Inhalt:
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Cover -- Half Title -- Title -- Copyright -- Dedication -- Contents -- List of Figures -- List of Tables -- Introduction -- PART 1 WHERE TO BEGIN?... WHERE HAVE WE BEEN?... WHERE ARE WE GOING?... -- 1 Making Sense of It All -- What Is Advanced Television? -- What Is High Definition Television? -- What Are Multi-Channel Systems? -- Advanced Television Systems - A Generic Overview -- The Players -- Coming Attractions -- 2 The Special Panel Meeting and Its Aftermath -- The Exit of NHK as a Proponent -- Digital! -- From Competition to Cooperation? -- 3 ATV System Recommended - What's Next? -- Next Steps -FCC -- Next Steps - Industry -- Decisions, Decisions, Decisions -- Industry Efforts -- PART 2 INTO THE WOODS -- 4 Seeing the Forest, Not Just the Trees -- Map of the Forest -- Users and Applications -- Sources -- Video Source Coding -- Audio Source Coding -- Channel Coding -- 5 Of Profiles, Levels, and Forests -- Profiles and Levels -- Scalability -- Channel Coding -- Modulation Methods -- Transmission/Storage -- 4:2:2 Profile Update -- 6 The Roots of Storage and Transmission -- Storage - Digital Videotape -- Storage - Digital Videodisk -- Storage - Servers -- Storage - Editing Systems -- RF Transmission/Wired Transmission -- 7 The Varieties of Transmission -- Wired Transmission -- Wired RF Transmission -- Wired Baseband Transmission -- Wireless Transmission -- Trail's End -- PART 3 DIGITAL VIDEO COMPRESSION -- 8 Compression Means Removing Redundancy -- Fundamentals of Compression -- The Need for Commonality -- Removing Redundancy -- Motion Estimation/Motion Compensation -- 9 Motion Estimation, Motion Compensation, Motion Vectors -- Interoperability, Scalability, Extensibility -- Motion Estimation/Motion Compensation, continued -- Motion Vectors -- MPEG -- 10 Discrete Cosine Transform -- Interoperability, Scalability, Extensibility
Image Compression, continued -- Transforms -- Discrete Cosine Transform -- 11 Crunching the DCT -- Developing the Residue -- The Discrete Cosine Transform -- Crunching the DCT -- Zig-Zag Scanning -- Variable Length Coding -- 12 The Buffer and the Human Visual System -- The "Look" of Program Continuity -- Centralized Encoding and Pass-Through -- Cuts Only -- Encoding at the End -- Closing the Loop -- The Buffer and Feedback -- Hiding Behind the Human Visual System -- PART 4 THERE'S AUDIO IN ADVANCED TELEVISION, TOO -- 13 MPEG Audio Coding -- First, A Little History... -- Human Auditory System -- MPEG Audio -- MPEG-1 -- MPEG-2 -- Dolby AC-3 -- 14 Dolby AC-3 Audio Coding -- A Comparison -- AC-3 Encoding -- Advantages and Disadvantages -- Masking Model -- AC-3 Details -- Encoding of the Spectral Envelope -- Additional Techniques -- Choosing a System -- PART 5 THE SYSTEMS LAYER -- 15 Multicasting - Transmitting Multiple Programs per Channel -- Multicasting Defined -- Data Capacities and Requirements -- Multiplexing Strategies -- Fixed Multiplexing -- Statistical Multiplexing -- Multiplexing Issues -- 16 Bits, Bytes, Packets, Headers, & Descriptors -- Bits, Bytes, and Packets -- Packets, Headers, Descriptors Defined -- Packets, Packets, Packets -- MPEG-2 Packet Structure -- 17 Header Details, PIDs, Adaptation Fields, & Tables -- MPEG-2 Systems Layer -- Transport Streams and Headers -- Program Identification - PID -- Program Association & Map Tables -- Multiplexing and Demultiplexing -- Adaptation Fields -- Splicing -- Complications -- 18 Making Packetized Television Work -- Variable Data Rates -- Assembling Segments -- Inserting Segments -- Production Standards -- Enhanced Delivery -- ATM Systems -- Universal Header -- Raster-Based Signals -- PART 6 TRANSMISSION PLANNING -- 19 Modulation and Channel Coding Methods -- Channel Coding Technology
Channel Coding Methods -- Implications for Transmitter Plants -- 20 Practical Implications of Digital Transmission -- Avoiding NTSC Interference -- Noise-Like Signals -- Low Power Transmission -- Cliff Effect -- Leveraging NTSC Characteristics -- Avoiding the Carriers -- Skiing the Nyquist Slope -- Peak Power vs. Average Power -- Practical Transmission Considerations -- 21 The True Meaning of "Low Power" -- C/N and Interference Limitations -- C/N and Power -- UHF Scenario -- The Meaning of "Low Power" -- Real Power Requirements -- Some Additional Examples -- 22 And the Winner Is ... VSB... (Maybe) -- COFDM Still in the Running? -- VSB Overview -- Data Structure -- Forward Error Correction -- Pilot Carrier & VSB Formation -- Receiver Techniques -- Interference Rejection Filter -- Channel Equalizer -- Carrier Offset -- Cable Operation -- VSB Revisited -- 23 The Proposed Channel Pairing Plan -- Allocation, Allotment, and Assignment -- FCC Plans -- Broadcaster Approach -- Channel Pairing Process -- Propagation Model -- Future Changes -- PART 7 DISTRIBUTED TRANSMISSION -- 24 Distributed Transmission of Digital Signals -- Distributed Transmission Defined -- Advantages of Distributed Transmission -- Disadvantages of Distributed Transmission -- Distributed Transmission Models -- 25 The Devil's in the Details -- Adaptive Equalizers (and Ghost Cancellers) -- Distributed Transmission System Design -- PART 8 CODED ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING -- 26 COFDM- Dark Horse Candidate fo r Digital Transmission -- First, A Little History... -- Classic Digital Modulation Techniques -- Effects of Multipath -- Enter OFDM -- Orthogonality -- Ignoring ISI -- The C Word -- 27 Coding in COFDM & Experts Group Report -- Reflections -- Intra-Symbol Interference -- Coding -- Constructive Interference -- Higher Modulation Levels -- Carrier Recovery & Level Measurement
Pilot or Training Signals -- No Panacea -- Visit to European Developers -- New Alternative -- 28 Task Force Reports on COFDM -- 29 Swan Song for COFDM in U.S.? -- COFDM Technology -- COFDM Advantages -- COFDM Disadvantages -- COFDM Proposal for North America -- COFDM Review -- Modulation Motivations -- PART 9 STANDARD DEFINITION TELEVISION -- 30 The Meaning of SDTV, plus Audio Issues -- SDTV Defined -- ATV SDTV Standards -- SDTV Issues -- Arguments -- MP@ML Debate -- Aspect Ratio and Resolution -- Audio Matters -- 31 Extracting SDTV Images from HDTV Streams -- SDTV Defined, Reprise -- Of Chickens and Eggs -- Decoder and Converter Costs -- Decoder Performance Requirements -- All-Format ATV Decoders -- Results to Date -- Future Enhancements -- PART 10 WIDESCREEN 525 -- 32 Widescreen 525 as an Interim Step -- Widescreen 525 Defined -- The Widescreen Raster -- Digital Implementation -- Choosing the Rate -- Implementing Widescreen 525 -- 33 The Practical Side of Widescreen 525 -- Implementing Widescreen 525 -- Sampling Rate -- Cameras -- Recorders -- Distribution and Routing Equipment -- Switchers and Digital Effects -- Graphics Equipment -- PART 11 OTHER MATTERS -- 34 Data Broadcasting - WavePhore -- NDBC Effort -- FCC NPRM -- WavePhore Technology -- WavePhore System -- WavePhore Trade-Offs -- WavePhore Testing -- WavePhore Improvements -- Digideck -- OnTV -- 35 Data Broadcasting - Digideck -- Digideck Technology -- DQPSK Modulation -- Subcarrier Insertion -- Adaptive Equalization -- Digideck Trade-Offs -- Digideck Testing -- Digideck Improvements -- OnTV -- Broadcast Internet -- Synergy -- 36 Jitter Characteristics and Measurements -- Jitter Defined -- Types of Jitter -- Jitter Measurements -- Equipment Considerations -- System Considerations -- Mitigating Jitter -- Credits -- Index
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