IP OVER DVB-T

CONTENT Introduction to DVB-T system of the ONT Introduction to IP over DVB Multi-Protocol Encapsulation Transport Stream Packet Exchanging Applications Web Carousel (Multicast, Unicast) High bit rate Internet Summary Saturday, February 23, 2019Saturday, February 23, 2019

INTRODUCTION TO THE DVB-T SYSTEM OF THE ONT CONTROL CENTER (CNCT) BOU KORNINE TRANSMITTER STATION DS3 DS3 DECODER VIDEO 1 NETWORK ADAPTER VIDEO 2 VIDEO MONITOR AUDIO 1 ASI G703 AUDIO 2 SDH MAIN 1 MPEG 2 CODER OFDM MODULATOR OFDM MODULATOR VIDEO 3 IF OUTPUT IF OUTPUT VIDEO 4 Video & Audio router ASI G703 AUDIO 3 AUDIO 4 MAIN 2 MPEG 2 CODER ASI G703 TRANSMITTER BACK UP ASI G703 MPEG 2 CODER I/O-RS232 Converter I/O Box MANAGEMENT SYSTEM MANAGEMENT SYSTEM Saturday, February 23, 2019Saturday, February 23, 2019

COVERAGE AREA EXPERIMENTAL TRANSMITTER BOUKORNINE (500 WATT TRANSMITTER) Saturday, February 23, 2019Saturday, February 23, 2019

Introduction to IP over DVB-T Web Sites IP Data PC-User Streaming Media „Surfer“ IP data over DVB TV/Audio Programs User Digital TV Additional Value Saturday, February 23, 2019Saturday, February 23, 2019

Introduction to IP over DVB-T Master Program Multiplexer DATA Internet, IP Program 1 MPEG-2 Transport Stream Program n Inserter Data Generator Studio Distribution Network Saturday, February 23, 2019Saturday, February 23, 2019

Multi-Protocol Encapsulation MPE Transport of IP over Digital TV Channels Defined in ETSI EN 301 192: “DVB specifications for data broadcasting” Data Transport within MPEG2 TS: ISO/IEC 13818-6 IP Header IP Data MPE Header MPE Data Group Data Field CRC Packet Header Packet Data Field IP Datagram MPE Encapsulation TS Packets Saturday, February 23, 2019Saturday, February 23, 2019

TS Packet Exchanging A V N D IP Header IP Data Data Header Data Group Data Field CRC Packet Header Packet Data Field IP Datagram Encapsulation Packetisation D Saturday, February 23, 2019Saturday, February 23, 2019

Applications I Multicast Unicast Web Carousel : Delivery of offline web content to end users Multicast Unicast Set Top Box IP Address MAC Address send data using a particular IP address: just one single receiver uses the data send data using Multicast IP addresses: a group of receivers are able to make use Saturday, February 23, 2019Saturday, February 23, 2019

Applications – II Enhanced Text Information Enrich your TV/Audio bouquet with data services Use of Web technologies (graphics, animation, hypertext) Improve the 'Teletext', EPGs Renovate the Teletext system. Saturday, February 23, 2019Saturday, February 23, 2019

Applications – III Support E-Commerce Broadcast warehouse catalogues Distribute order and product information Deliver computer games Avoid Internet bottlenecks Engage customers without direct Internet access Have a second distribution channel to your customers. Saturday, February 23, 2019Saturday, February 23, 2019

Applications – IV Support of distributed companies Have a download link to remote subsidiaries File transfer and copy Cyclic update of database content Avoid Internet server bottlenecks Create a company Intranet using digital broadcasting infrastructure. Saturday, February 23, 2019Saturday, February 23, 2019

Applications – V create local scenarios Use your DVB-T cells for local oriented applications Deliver local content like City Guides, Restaurant Ads, Leisure Information Establish a local emergency and traffic announcement system Global TV/audio programs combined with local data services Saturday, February 23, 2019Saturday, February 23, 2019

Applications – VI Broadcast games and ads Transmit computer games to kids game console in cars and trains Send movie clips and animated ads, movie songs in addition to program guides “Let people have a taste for more.” Saturday, February 23, 2019Saturday, February 23, 2019

Applications – VII „Broadcast your streams“ Broadcasting of Internet audio Reception of Internet TV stations on TV sets Support of Internet based Business TV Combine Internet broadcast with legacy broadcast “Receive your favourite Internet station on TV sets and in your car.” Saturday, February 23, 2019Saturday, February 23, 2019

Applications – VIII remote control of devices IP access to broadcasters devices Remote control of devices Company communication using the program delivery infrastructure Use the broadcast infrastructure as Local Network Saturday, February 23, 2019Saturday, February 23, 2019

Application IX High bit rate Internet Real time Internet can also be inserted in MPEG 2 Transport Stream using a return channel for requests (Dial Up PSTN, LL, ADSL, etc…) YAGUI ANTENNA High bit rate (More than 512 Kbits/s) UDHTTP Proxy Server DVB-T IP Card (Set Top Box) IP Address MAC Address Inserter IP Low bit rate (56 Kbit/s) requests Return Channel Dial Up INTERNET Saturday, February 23, 2019Saturday, February 23, 2019

HIGH BIT RATE INTERNET & SERVICES OVER DVB-T RETURN CHANNEL (DIAL UP) UDHTTP MPEG 2 CODERS TV & RADIO PROGRAMS A/V WEB CAROUSEL DATA ETC… DVB-T IP CARD MPEG TS IP IP INSERTER DVB-T RECEIVER 00:00 INTERNET VIDEO MONITOR RETURN CHANNEL (DIAL UP) Proxy Saturday, February 23, 2019Saturday, February 23, 2019

THANK YOU Saturday, February 23, 2019Saturday, February 23, 2019