USA ---> 17th February 2009
https://www.dtv2009.gov/
UK Digital Television
Terrestrische Digitale Dividende[22.01.2010]
Digitale Dividende, Video Compression, MPEG-2, MPEG-4, SD, HD, Qualität, reduziertes terrestrisches Angebot der öffentlich-rechtlichen und privaten Sender, lokale Präsenz nicht überall, obwohl DVB-T als Überall Fernsehen gepriesen wird, ... Mobilefunk...zu versteigernden Frequenzbereich der Fernsehkanäle 61 – 69, Bereich 790 - 862 MHz, allerdings nur die terrestrischen und nicht die im "Überall" vorhandenen Kabelnetz, Interferenzen,
Forum Digitale Medien - Aktion für Rundfunk und Neue Medien (FDM)
DVB-T2
Modellversuch DVB-T2 Nord
DVB-T Das Digitale Antennenfernsehen
Arbeitsgemeinschaft „Digitale Plattform Austria“
digitaler-rundfunk.at
Radio Communication, Broadcasting and Television Center Digital TV Broadcasting
UzDigitalTV
ООО ПП «TELMAX ELEKTRONIKS» -> DVB-T MPEG-4
STB
Botswana
Digital Migration Task Force for the Botswana Television Broadcasting Switchover process
Set-Top Box
MPEG-2/4 SD/HD
EICTA MBRAI - Specifications for Mobile and Portable DVB-T/H Radio Access DIGITALEUROPE
Video out: SD ---> 720×576 (PAL), 720×480 (NTSC)
Portable Receiver
ODYS SlimTV/ DVB-T LCD-TV Testbericht
DVB-T2 Lite
SFN adapter
MPEG2-TS distribution with Mega-frame Initialisation Packets and
time and frequency synchronization by a GPS-Reference FrequencyGPS Time and Frequency Reference
DVB-T SFN time and frequency synchronization
multi-transmitter site
multiple output 10 MHz
1 pulse per second
Time of Day (ToD)
Technical principle:
OCXO (Oven Controlled Quartz Oscillator) mastered by the GPS
short term stability
low phase noise
Holdover Mode if GPS synchronization is lost
Time & Frequency Distribution Amplifier System
High Availability Redundant Clock System
Re-broadcasting of a received DVB-T channel on an other frequency channel or band
Re-broadcasting of a received DVB-T/H Channel on the same frequency channel
main problem: isolation between transmitting and receiving antenna
- wide band, multi channel version
- one channel version
- echo cancellerOn-Channel Repeater
BBC On-Channel Repeater technology DVB-T DAB Digital on-channel repeater for DAB
THOMSON Broadcast --> Elite 10 Repeater(Gap Filler and Transposer)
Arbeitsgruppe EDR "Empfang digitaler Rundfunksignale" DVB, DAB, DRM, DVB-H, DMB
heise mobil Industrieallianz will DVB-H in Nordamerika voranbringen 23.01.2006
Flo-Forum FLO Technology Forward Link Only
Digital Video Broadcasting and Return Channel via Satellite
National Engineering Research Center of Digital Television NERC-DTV
Thomson Broadcast
ISDB-T/TB Receiver
Leadership --> RECEPTOR TV DIGITAL FULL SEG
EcoGold
SEMP
Digital Multimedia Broadcast-Terrestrial
DMB-T (TDS-OFDM)
- Audio and Video
- Analogue and Digital Signals
- SD and HD
- MPEG TS Transport Stream
- RF Monitoring
- Picture Quality
- Tektronix
- Network Monitoring
DVB HDTV
HDTV in Deutschland
Testsendungen via Satellit per DVB-S2
HD-Auflösung 1080i
Voraussetzungen auf der Empfangsseite
Display
hohen Auflösungen von 1280 x 720 Pixel (720p) oder 1920 x 1080 Pixel (1080i)
HD-taugliche Settop-Box
HD-Ready-Label
DVI und HDMI-Schnittstellen
HDCP (High Bandwidth Digital Content Protection)HD via DVB-T MPEG-4
AC-3 Dolby Digital
MPEG2-Layer2
MPEG2-Stereo
MPEG2-surroundAAC Audio Advanced Coding
MP3
COMCAR - Communication and Mobility by Cellular Advanced Radio -
KINGSTON InMEDIA(formerly Kingston MediaStream
NTT Satellite MegaWavePro
UDLR Unidirectional Link Routing Protocol
IGMP Internet Group Management ProtocolComputing Department, Lancaster University
UK IPv6 Resource Centre
Sypnose nationaler und internationaler Multimedia-Pilotprojekte
Watermarking to protect the copyright
Schnittplatz: Videoszenen sortieren, schneiden und überspielen
Editieren von Bild und Ton
Planung und Organisation des Content
Distribution via Sat or Line
Storage der DVB-Streams
Playout im Kino
LOEWE OPTA
WORLDGATE Internet on EVERY TV, WorldGate Communications, Inc.
CENELEC EN50067 RDS decoding
low delay < 1/10 second processing time encoding
OFDM QPSK DVB-T DVB-S
DVB-Modulation
The modulator transforms the TS data stream coming from the multiplexer to a RF channel(cable, satellite, terrestrial).
Used | ||
QPSK | EN 300 421 | DVB |
8PSK | EN 300 210 | |
16QAM | EN 300 210 | |
Application
Digital Signal Distribution via Satellite
Transmitting chain | ||||
Video-Encoder | Modulator | Up-Converter | HPA(High power Amplifier) | Antenna |
Monitoring on Transmitting Site | ||||
Antenna | LNB | Demodulator | Video/Audio-Decoder | |
Receiving | ||||
Antenna | LNB | Demodulator | Video/Audio-Decoder | |
Compression audio Video
MPEG encoder
noise reduction
transcoding
HDTV
interactive TV
Datacasting
IP
audio and video streaming
telephony
high-speed internet access
IP multicasting
VOD
multiplexing
statistical multiplexing
Funkübertragung Audio und Video
Video
FBAS
S-Video
RGB
Modulation
Analoge Übertragung
NTSC
PAL
SECAM
Digitale Übertragung
ATSC
DVB-C
DVB-H
DVB-T
DVB-S
DVB-S2
DMB
ISDB Integrated
Services
Digital
Broadcasting
PAL NTSC Konverter
Kompression
MPEG 2
MPEG 4
H264
HbbTV Hybrid Broadcast Broadband TV
- alles in einen Topf
MUSCADE - MUltimedia SCAlable 3D for Europe
Updated 16. Mai 2012.