Course detail
Digital Television and Radio Systems
FEKT-MDTVAcad. year: 2016/2017
Students become familiar with fundamentals of sampling, quantization and coding of video and audio, then with compression and creation of transport stream and multiplexation in the digital video and audio broadcasting standards. The course continues by explanation of transmission principles in the individual transmission channels in satellite, cable and terrestrial digital video and audio broadcasting. Emphasis is put on explanation of principles of source coding, channel coding and modulation of video, audio and multimedia signals. Students acquire knowledge of the methods applicable to measurement individual standards for video and audio broadcasting.
Language of instruction
Number of ECTS credits
Mode of study
Guarantor
Department
Learning outcomes of the course unit
- explain principles of sampling, quantization and coding of the video and audio signals,
- explain principles of source and channel coding and modulation for digital television and radio
- describe creation of transmission multiplex of video and audio for digital television and radio
- compare individual standards fro satellite, cable and terrestrial transmission of the digital television and radio
- characterize individual transmission channels for satellite, cable and terrestrial transmission of the digital television and radio
- analyze transmission parameters, transmission errors and quality of digital television and radio services
- measure parameters of the digital television and radio signals
Prerequisites
Co-requisites
Planned learning activities and teaching methods
Assesment methods and criteria linked to learning outcomes
Course curriculum
1. Digital television and audio broadcasting fundamentals according to DVB and DMB.
2. Digitization of the video image and sound in LDTV, SDTV, HDTV applications.
3. Video image and sound source coding and MPEG based compressions.
4. Forward error correction against transmission errors in digital television DVB.
5. Digital modulation in DVB transmission (M-PSK, M-QAM, multiplex OFDM).
6. Digital television and broadcasting standards - DVB-S/S2, DVB-C/C2, DVB-T/T2.
7. Digital terrestrial and satellite broadcasting for handhelds - DVB-H/SH.
8. Digital audio broadcasting with multimedia and services - DAB, DAB+, DMB.
9. Television receivers (set-top boxes) with digital processing of DVB-T/T2.
10. DVB-T/T2 television transmitters, SFN networks and MPEG-2 TS multiplexes.
11. Transmission channels and links influence on video image quality of DVB services.
12. Datacasting - Electronic Program Guide, interactivity, MHP, DVB-IPDC, IPTV.
Laboratory exercise:
1. Image coding and compression of MPEG-2 and MPEG-4 AVC.
2. Forward error correction influence on video image quality.
3. DVB-T terrestrial digital television and signal measurements.
4. Receiver and set-top box measurements in DVB-T.
5. Transport stream MPEG-2 TS analyzer and decoder.
6. DVB-S to DVB-C converter and digital cable television measurements.
7. DVB-S/S2 digital TV signal measurements from Astra satellite (including HDTV).
8. Transmission errors evaluation and digital video quality measurements in DVB-T.
Work placements
Aims
Specification of controlled education, way of implementation and compensation for absences
Recommended optional programme components
Prerequisites and corequisites
Basic literature
LEGÍŇ, M. Televizní technika DVB-T. BEN – technická literatura, Praha, 2006. ISBN 978-8073002046. (CS)
REIMERS, U. DVB. The Family of International Standards for Digital Video Broadcasting (Second Edition). Springer, 2005. ISBN 978-3540435457. (EN)
Recommended reading
HOEG, W., LAUTERBACH, T. Digital Audio Broadcasting. Principles and Applications of DAB, DAB+ and DMB (Third Edition). Willey, 2009. ISBN 978-0470510377. (EN)
Classification of course in study plans
- Programme EEKR-M Master's
branch M-EST , 2 year of study, winter semester, elective specialised
- Programme EEKR-M Master's
branch M-EST , 2 year of study, winter semester, elective specialised
- Programme AUDIO-P Master's
branch P-AUD , 2 year of study, winter semester, elective interdisciplinary
- Programme EEKR-CZV lifelong learning
branch EE-FLE , 1 year of study, winter semester, elective specialised
Type of course unit
Lecture
Teacher / Lecturer
Syllabus
2. Digitization of picture and sound - recommendation CCIR.
3. Methods and standards of static and dynamic pictures compression. MPEG-1, MPEG-2, MPEG-4, MPEG-7 and H.264 standard features and overview.
4. Digital transmission signal protection, forward error correction principles.
5. Digital modulation used in DTV systems (QPSK, M-QAM, OFDM).
6. Satellite broadcasting standard DVB-S/S2.
7. Cable broadcasting standard DVB-C.
8. Terrestrial broadcasting standard DVB-T.
9. Standard for mobile transmission DVB-H.
10. Digital television receivers for DVB.
11. Transmitters for DVB-T, SFN networks and distribution, program multiplex.
12. Picture quality evaluation during the DVB transmission and picture quality metrics.
13. Interactive and data services of the DTV - Multimedia Home Platform, electronic guide EPG, Java VM and applications.
Laboratory exercise
Teacher / Lecturer
Syllabus
2. MPEG-2 source encoder and FEC channel encoder of the digital video signal.
3. DVB-T receiver (set-top box) and MHP applications.
4. Measurements of the DVB-T signals and multiplex A.
5. Measurements of the DVB-S signals and packet CS link.
6. MPEG-2 TS channel converter from the DVB-S to DVB-C.
7. Generator and analyzer MPEG-2 TS and DVB-T/H test transmitter.
8. MPEG-2 TS picture quality measurements.