Componenti Test - PowerPoint PPT Presentation

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Componenti Test

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Title: DVBH Subject: DVBH Author: LC Last modified by: alp Created Date: 8/31/2000 8:27:10 PM Document presentation format: Presentazione su schermo – PowerPoint PPT presentation

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Title: Componenti Test


1
Componenti Test Measurement x DVB-H
2
1) DVB-H Test signal multiplexer
RSDIP010 IP inserter
MPEG2 Transport Stream (TS)
RS DIP010
ASI in
Server
Video file
Video in IP Insertion
H.264
DIP-H Software Option Time Slice
RS-FEC IP Notification Table (INT)
Video
Ethernet Board
Video
IP
ASI out
Video in IP
Video in IP in MPEG2 Transport Stream with
DVB-H Signaling
LAN
PID x
PID x
3
1) DVB-H Test signal multiplexer
RSDV-ASC Advanced Stream Combiner, DV-DVBH
Stream Library
  • DVB Test signal generation and

new
  • Signalling
  • INT IP MAC Notification Table
  • Time Slice und FEC descriptor
  • Terrestrial delivery descriptor
    extended for DVB-H

new
  • Wanted signal
  • IPv4 und IPv6 Pakete

new
  • Additional FEC
  • MPE FEC (Multi Protocol Encapsulation Forward
    Error Correction)

new
  • Time Slicing
  • Burst size
  • Repetition rate
  • Burst bandwidth

Advanced Stream Combiner
4
2) DVB-H Transport Stream Generator
RSDVRG, DVM400-B2, SFU-B2
  • DVB Transport Stream Generation and

DVB-H Time slicing
Burst cycle time
RS datasections
Application data sections
Burst duration
Receiver off-time
Burstbandwidth
Burst size
Constant bandwidth
Real time parameter delta_t
5
3) DVB-H Test transmitter RSSFU
  • DVB-T Modulation and

new
  • DVB-H modulation
  • 2k, 4k, 8k Mode

new
  • DVB-H Symbol Interleaver
  • In-depth interleaving for 2k e 4k

new
new
  • TPS Signalisierung
  • Bit s48 Time Slicing
  • Bit s49 MPE-FEC
  • TPS signalling
  • Bit s48 Time Slicing
  • Bit s49 MPE-FEC

new
  • Impairments
  • New fading profiles in DVB / DVB-H

User interface SFU
6
4) DVB-H Ricevitore RSEFA-T
  • DVB-T Modulation analysis and

new
  • Interleaver signalling
  • Native / In-depth

new
new
User interface EFA-T
7
5) DVB-H MPEG analysis (1) RSDVM50,
DVM100, DVM400
  • DVB Transport Stream analysis and

new
  • Protocol tree
  • DVB-H elements
  • MPE and MPE_FEC section analysis
  • MAC address (Byte 5 and 6)
  • Scrambling control
  • Delta_t parameter
  • CRC check

new
new
  • Payload address
  • IP address

new
  • Signalling
  • INT analysis
  • Data Broadcast descriptor in SDT and EIT
  • Time Slice and FEC descriptor in NIT, CAT and
    INT

User interface DVM
8
5) DVB-H MPEG analysis RSDVM50, DVM100,
DVM400
  • DVB Transport Stream analysis and

new
  • Data rate monitoring
  • Profile (100ms,100ms) ? Burst bandwidth
  • Profile (30s,1s) ? Constant bandwidth

new
  • Time Slice analysis
  • Slice structure (rows, patting, puncturing)
  • Burst size
  • Burst repetition rate
  • Receiver off-time
  • Delta-t margin
  • Burst peak bit rate and constant bit rate

new
new
  • IP analysis/ Frame error rate
  • Number of IP packets
  • Corrupted packets before FEC
  • Corrupted packets after FEC
  • Payload De-encapsulation
  • Inverse FEC
  • Streaming Application (Decoder)

User interface DVM
9
6) DVB-H soluzioni per copertura
RSTSM-DVB
  • Sistema 1
  • Installazione su veicolo fissa
  • Misure stazionarie con uso di palo per
    stratificazione
  • Misure dettagliate
  • Misura di qualità video/audio ricevuta
  • Sistema 2
  • Nessuna installazione fissa
  • Misure in movimento durante la guida o camminando
  • Misure di base per verifica copertura indoor

10
6) DVB-H soluzioni per copertura misure di
qualità utente georeferenziate RSROMES
11
Soluzioni per test per produzione mobili / Set
Top Box
Ready to Run SW Library GTSL
12
Presentazione demo catena TX/RX DVB-H
TS
DVB-H
  • Test Receiver EFA-T
  • TPS Analysis
  • Test Transmitter SFU
  • DVB-H Stream LibraryDV-DVBH
  • MPEG Signal Generator
  • DVB-H Modulator
  • Channel simulator
  • MPEG Analyser DVM400
  • DVB-H Analysis
  • De-encapsulation
  • H.264 Video Player
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