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Transcript of Dr. Nikos Desypris [email protected] [email protected] Feb. 2010 Postgraduate course...
Dr. Nikos Desypris
Feb. 2010
Postgraduate course
University of Athens
Course Outline
Course brief description
Television System Design (block level)
IPTV Services and TechnologiesPublic Policy Treatment and Techno-
economic aspects in Digital Television communication markets
Group assignments
Course brief descriptionPresents commercial Television Systems
Covers standards and issues at a basic level
Basic concepts of digital processing desirable, but not necessary
Covers digital terrestrial, cable and satellite TV, together with
IPTV, including IPTV services and technologies. The topics of
digital signage systems will be also briefly presented.
Addresses issues of public policy treatment and techno-
economic aspects in Digital Television communication markets
Course evaluation mainly through ‘group assignments’
Convergence From analogue TV and data transmission as distinct
parallel paths, to complete disappearance of distinction between data and television!
For historical and practical reasons, in this course IPTV is kept as a separate chapter/sector
Television Systems Design
Video Standards: signals, formats
The capturing system
Digital Video Encoding (MPEG series)
Digital video transmission and reception
(excluding IPTV)
Video Standards: signals, formats
Committees on Broadcast Television
(at international / regional / national levels)
Standards related to broadcast television video only
The capturing system
The studio TV signal: SDTV, HTDV other video formats (with relevant data rates)
Recommendation CCIR 601-270 Mbit/s for existing SDTV signals
The capturing system
Digital Video Encoding (MPEG)Data reduction for image and audio compression of the digital video
signal: Redundancy reduction and irrelevance reduction (loss of information - role of the human observer)
MPEG-1, MPEG-2, MPEG-3, MPEG-4, MPEG-7, MPEG-21 Audio signals to MPEG and Dolby DigitalTeletext transmission, subtitles, VBS –video program system for VCR
control, EPG – Electronic Program Guide - applications and the role of MHP – Multimedia Home Platform
A comparison of digital video (encoding) standards (MPEG-1, MPEG-2, VCD, DVD, M-JPEG and miniDV/DV
Picture Quality Analysis of Digital TV signalsRecent video compression methods (MPEG-4 AVC Advanced Video
Coding, DVB-T2)
DV Transmission and Reception
General (modulator / transmitter / demodulator / receiver)
Digital Television Signals by Satellite (DVB-S)Broadband Cable Transmission of Digital TV
signals (DVB-C)The Terrestrial Transmission of Digital TV signals
(DVB-T)Digital Video Broadcast for Handhelds (DVB-H)Other Digital Terrestrial Television Systems
IPTV Services and TechnologiesIntroductionIPTV network distribution technologiesReal Time encoding and transportationBroadcasting TV programs over IPTVIPTV consumer devices – IPTVCD and IPTVCD s/w architectureIPTV Conditional access - Digital Rights Management (DRM)
systemsIPTV at home – Home Media PlatformVoD over IP IP based HDTV (high definition TV)Interactive IPTV applicationsIPTV network administration
IPTV Services and Technologies (cont.)Introduction
Difference between Internet TV and IPTVIPTV network distribution technologies
‘Last Mile’ Broadband Distribution Network Types IPTV over: Fiber Access Network/ ADSL Network/ Next
Generation Cable TV Networks/ Wireless Networks/ the Internet (streamed video, downloads, p2p
IPTV Backbone Technologies (ATM and SONET/SDH; IP and MPLS; Metro Ethernet)
Network factors associated with deploying IPTV
Real Time encoding and transportation Introduction to Real-Time Encoding Compression Methods (MPEG, VC1) Packetizing and Encapsulating Video Content (7+1 conceptual
layers)
Broadcasting TV programs over IPTV Video Components of an End-to-End IPTV System Streaming IPTV Content Multicasting across an IPTV Network Channel Changing Discovering Channel Program Information Time-Shifting Multicast IPTV
IPTV Services and Technologies (cont.)
IPTV consumer devices – IPTVCD and IPTVCD s/w
architectureIPTV Conditional access - Digital Rights Management (DRM)
systemsIPTV at home – Home Media PlatformVoD over IP IP based HDTV (high definition TV)Interactive IPTV applicationsIPTV network administration
IPTV Services and Technologies (cont.)
Regulation & Techno-economic aspectsThe actorsUniversal Service ObligationTechnology NeutralityCompatible set-top boxes specs -multimedia home
platformAnalogue switch-off dateCable and IPTV vs Free-to-Air (FTA) TVRole of Digital Television Satellite OperatorsDevelopment of Digital television Terrestrial (DTT)
Business models, key success factors, lessons learned, legal context, EU role
Group assignments
Digital Television in Europe: Current status in
European countries
Regulatory frame on Digital Television in Greece
Regulation issues on IPTV
Digital Television Business models
Digital Signage model as a case of Internet TV