Overview
1 History of the Development of Digital Transmission Techniques in TV Broadcasting.- 1.1 Growth in the Proportion of Digital Signal Transmission in Television Engineering.- 1.2 Beginnings of Digital HDTV in the United States.- 1.3 Research Projects and Pilot Developments in Europe.- 1.4 Specification by the European DVB Project.- 2 Present State of the Terrestrial Television Broadcasting Service.- 2.1 Programme Feeds to the Transmitting Stations.- a) Microwave and Cable.- b) Broadcast Satellites.- 2.2 Signal Transmission Technology.- a) Overview.- b) Dual-Sound Carrier Method.- c) NICAM Method.- d) The Data Line Technology.- 2.3 Television Transmitter Engineering.- a) Overview.- b) 20-kW UHF TV Transmitter with Tetrode.- c) 10-kW Solid-State UHF Transmitter.- d) Further Development in TV Amplifier Technology.- 2.4 Basic Measuring and Monitoring Methods.- a) Automatic Frame Measuring Technique.- b) Test Line Monitoring Technique.- c) Measurement Parameters in the Dual-Sound Carrier Method.- d) NICAM Measuring Method.- 2.5 Planning of Coverage.- a) Antenna Technology.- b) Planning Guidelines.- 3 Basic Principles of Digital Television Transmission.- 3.1 Video Coding.- 3.2 Audio Coding.- 3.3 MPEG-2 Transport Stream.- 3.4 Channel Coding and OFDM Methods.- 3.5 Single-Frequency Network.- 4 Basic Parameters of the Specification for the Digital Terrestrial TV transmission.- 4.1 Channel Coding.- 4.2 Quadrature Amplitude Modulation.- 4.3 Basic Changes Compared with the Present Broadcasting Service.- a) Principle of the DVB Transmitter and Receiver.- b) Differences in the Digital Terrestrial Broadcasting Service.- 5 Programme Feeds to the Digital Terrestrial Transmitting Stations.- 5.1 MPEG-2 Signal Feed.- a) Satellite Uplink.- b) Satellite Downlink Reception at the Terrestrial Transmitting Station.- c) Programme Transfer with the Baseband Coding.- 5.2 Programme Feed Alternatives.- 5.3 Pragmatic Approaches to an Implementation.- a) Basic System of the Established DSR Method.- b) Increased Data Capacity via Types of Modulation with 4 Bits per Symbol.- 6 Technology of Terrestrial DVB Transmitters.- 6.1 Design for the Development of the OFDM Modulator.- a) 8K/2K IFFT and Digital I/Q Modulation.- b) Modulator for Optimized Patterns.- 6.2 Dimensioning Parameters for the Hierarchical Transmission.- a) Simulation Programme.- b) Analysis of the Measurement Results.- 6.3 Correction of Tube and Transistor Power Amplifiers for OFDM Signals.- a) Effects of Non-Linear Amplifier Characteristics.- b) Measurement Results from Adapted Multi-Carrier Power Amplifiers.- c) Further Developments in Optimizing Equalization and Efficiency.- 6.4 Combined TV Transmitters for DVB and PAL Signals.- 7 Test Methods for the Digital Terrestrial Television Transmitter.- 7.1 Generating OFDM Signals.- a) Data Source and I/Q Modulator.- b) The Personal Computer as a Tool.- 7.2 Measurement Parameters for the Optimization and Acceptance of DVB Transmitters.- a) Bit Error Rate.- b) Vector Signal Diagram.- c) OFDM Transmitter Power.- d) Real-Time Measurement of the Amplifier Operating Characteristic.- e) Measurement and Operating Parameters for the Acceptance of a DVB Transmitter.- 8 Synchronization of the DVB Transmitters in a Single-Frequency Network.- 8.1 Global Positioning System GPS.- 8.2 Frequency Synchronization of the Carrier.- 8.3 Time Synchronization for Bit-Synchronous Transmission.- 9 Techniques of Measuring the Coverage of Digital Terrestrial Television Networks.- 9.1 Detection and Analysis of the Field Strength.- a) Channel Model.- b) Field Strength Measurement.- c) I/Q Demodulator.- 9.2 Measuring the Channel Impulse Response and the Raw Bit Error Rate.- a) Methods for Calculating the Channel Impulse Response.- b) Channel Impulse Response Measurement in the DVB Network.- c) Approach to Determining the Selective C/I Value and the Raw Bit Error Rate.- d) Configuration and Measuring and Monitoring Characteristics of the Impulse Response Analyzer.- e) Mobile DVB Te...
- | Author: P. Dambacher
- | Publisher: Springer
- | Publication Date: Mar 18, 1998
- | Number of Pages: 260 pages
- | Binding: Hardback or Cased Book
- | ISBN-10: 3540639187
- | ISBN-13: 9783540639183
