090922 isdb-t forum- c gallegos- nec-ndc peru office

1

DIGITAL TERRESTRIALBROADCASTING SYSTEMDIGITAL TERRESTRIAL

BROADCASTING SYSTEM

SET- 2009

NEC Corporation

© NEC Corporation 2008Ｐage 2 NEC Confidential

Concepto del sistema TDT

2



Multiplexer MX-1400 for SBTV-D

Input TS signal ： Up to 20 inputsOutput TS signal ： 4 outputsFunction ： Input bit-rate limitter, Input PID replacement, PSI multiplexing,

TOT generation and PCR generation from external SIC sync signal

Input TS signal ： Up to 20 inputsOutput TS signal ： 4 outputsFunction ： Input bit-rate limitter, Input PID replacement, PSI multiplexing,

TOT generation and PCR generation from external SIC sync signal

Feature of MultiplexerFeature of Multiplexer

Video, Audio and Subtitle TS

Multiplexer

Audio TS (Digital Radio)

Data Broadcast

SI / EPG Service

STC/GOP Signal

Frame Reference

10MHz or 1pps

BCD Time Code

ReferenceInput

ＴＳ inputMPEG4 - TS

TMCC Information

SFN Information

Info. for TV Transmitter

3


HD/SD H.264 Encoder / Decoder

Encoder VC-7300 series Decoder VD-7300

Encoding with MPEG-4/AVC H.264 ([email protected])and MPEG-4 AAC ,HE-AAC v1,HE-AAC v2 Audio

Up to 4ES of Audio Encoding (Ex.5.1ch x2 and St x2)Digital Closed Caption Data for SBTVD-TOriginal 2pass encoding algorithm (VC-7300)


H.264 HD/SD CODEC for Transmission

Encoder VC-7700 Decoder VD-7700

Half Rack SizeEncoding with MPEG-4/AVC H.264 (High4:2:[email protected])

and MPEG-2/4 AAC AudioOriginal low delay encoding algorithmSwitchable of MPEG2 or MPEG-4/H.264 decodingSignal transmission of IP and ASI interface

4


1segment CODEC

Encoder VC-7010 Decoder VD-7010

Ultra Low Bit Rate Encoder with SQVGA、QVGA、CIF sizeimage for Mobile Broadcasting Service (Up to 30 fps)

Encoding with MPEG-4/AVC H.264 ([email protected])and MPEG-4 HE-AAC v2 Audio

Up to 2ES of Audio Encoding (Ex.stereox2)Original encoding algorithm for Mobile service


TS Multiplexer

TS Multiplexer MX-1500 series

for Digital Terrestrial TV broadcasting(ARIB STD-B31、SBTVD-T N03)

output Broadcast Transport Stream (BTS)Multiplexes 20ch Transport StreamSeamless ChangeoverInput Bit-Rate limiterPID replacementPSI/SI/TOT/PCR generation

5


Seamless Changeover

Encoder and Multiplexer systems havea unique seamless changeover function. - Main & Standby System changeover

- HD Encoder & SD Encoder changeover

(Program change between HD and SD)

Changeover without video Noise !

HD Program SD ProgramSeamless


HD Production Switcher

Simple Operation and CostSimple Operation and Cost--EfficiencyEfficiency

- 1MK, 2MK, 3MK 3 Panel type

-- Various Superimpose & TransactionVarious Superimpose & Transaction

- 40inputs, 4DVEs(3D) in 3RU Mainframe

Main Frame(3RU)

1MK 3MK2MK

6


HD Master Switcher

Control Panel Frame (3RU)

High Performance and OperabilityHigh Performance and Operability

- Embedded audio (8 ch)

-- Program , Preset Line and Monitoring

-- Transition CUT, FF, CF, FC and Mix

- Dual Power Supply


MF-730 series

Free Combination of Various Modular CardsFree Combination of Various Modular Cards

-- A/D,D/A,FS,U/C,D/C, A/D,D/A,FS,U/C,D/C, Mpx,Dmpx,DDAMpx,Dmpx,DDA,,……

& Optical Cards& Optical Cards

-- 14 Cards in a 3RU Frame14 Cards in a 3RU Frame

-- SNMP based Monitoring & ConfigurationSNMP based Monitoring & Configuration

Application AvailableApplication Available

Main Frame (3RU)

7


Multi-format Routing Switcher

Supporting MultiSupporting Multi--Format SDI Signal FormatsFormat SDI Signal Formats

- Flexible Matrix Size -- 64x64,128x128,256x128

- Large-Scale & 3G format Type -- 576x576

- Power Supply & CPU

in a Redundant System

576X576256X128128X12864X64


Multi Viewer

Multi-format (SD, HD or DVI) Audio Level Meter Indication On-air Tally Indication Clock and Calendar Display Text Indication

Master Control Room Signal Center

8


Video Server

ArmadiaArmadia Video ServerVideo Server

- Selectable Storage System

SAS HDD and Flash Memory

-- 8 Video I/Os in one box (5RU)8 Video I/Os in one box (5RU)

-- High Speed File High Speed File Transfer in MXF Stream


Optical Link Equipment

Main Frame (3RU)

NOIFNOIF--3000 Series 3000 Series 4,8,16ch 4,8,16ch Mux/DmuxMux/Dmux CWDMCWDM

-- Transmits uncompressed HD/SD-SDI,

DVB- ASI signals with auto format detection

CWDM E/O Card

CWDM O/E Card

NOIFNOIF--2000 Series 2000 Series HDHD--SDI SDI 1ch1ch + SD+ SD--SDI or DVBSDI or DVB--ASI ASI 3ch3ch

-- Long Distance Optical Long Distance Optical Transmission

through SDH SONET (OC-48)

Main Frame (1RU)

9


MCT (Multiplexer Control Terminal)

PSI / SI Information-PAT,PMT,NIT,SDT,BIT,CAT,TOT

TMCC Information-Modulation, FEC, etc.

SFN Information-Maximum Delay Time, Time of Offset, etc.

Control Audio Mode (VC-7300/7301 & VC-7010)-Monaural, Stereo, 5.1ch, etc.

Seamless control


SI/EPG System

Fully Comply (19descriptors) for Brazilian Standard 8 Program Guide Service for H-EIT and L-EIT Transmission of CDT (Original Station Logo) Single or Dual Configuration

InformationManagement

System

NTP Server hp ProLiant DL360 G3

146GB 15k

Ultra 320

146GB 15k

Ultra 320

hp 1702

HUB

MUX

EDITPC

NTP

CSVFile

SI/EPG Data Server

10


Digital STL and TTL

7GHz / 2W Output Power Up to 50km 64QAM, 40Mbps Transport Stream and 10MHz Main and Standby Configuration

TX RX

< Specification >< Specification >

Output PowerOutput Power 0.2W 0.2W –– 2.0W 2.0W (1dB step)(1dB step)

Output FrequencyOutput Frequency 6.425 6.425 –– 7.125GHz7.125GHz

7.425 7.425 –– 7.75HGz7.75HGz

Frequency Stability Frequency Stability ≦≦±±20 x 1020 x 10--6 6

Spurious Spurious ≦≦5050μμWW


Page 20

1U

482x44x240mm, 4kg

170mm

170m

m

68.6mm

Weight = 3kg

PASOLINK FOR DIGITAL TVPASOLINK FOR DIGITAL TV

11


ISDB-T Digital TV Transmitter

High Performance & Reliability

Compact design

Excellent maintenance function< Specification >< Specification >

Output PowerOutput Power 800W 800W –– 10kW 10kW (Liquid cooled type)(Liquid cooled type)

350W 350W –– 2.5kW 2.5kW (Air cooled type)(Air cooled type)

Output FrequencyOutput Frequency 470 470 –– 862MHz862MHz

Output ImpedanceOutput Impedance 5050ΩΩ

Frequency Stability Frequency Stability ≦≦±±1 x 101 x 10--7 7 (internal reference use)(internal reference use)

AmplitudeAmplitude--frequency frequency ≦≦±±0.5dB0.5dB（（excluding BPF)excluding BPF)

InterInter--modulation Productsmodulation Products ≦≦--43dB43dB


SFN Management

SFN : Single Frequency Network

-Total control of offset delay at studio station

-NSI (Network Synchronization Information)

Input of offset delay value for each modulators from MCT

SFNTS signal with Offset Delay

Adjustment of delay time automatically

ｆ１

ｆ１

ｆ１ｆ１

ｆ１

ｆ１

MUX

MCT Screen

12


・・SNMP AGENTSNMP AGENT・・WEB SERVERWEB SERVER

・・SNMP AGENTSNMP AGENT・・WEB SERVERWEB SERVER

ROUTER

ROUTER

・・NMSNMS(SNMP MANAGER)(SNMP MANAGER)

・WEB CLIENT

IPNetwork

HP Open ViewNetwork Node Manager

Internet ExplorerWEB Browser

Site Facility 1

Site Facility 2

DTV TX

N+1 Control System

TX Network Control & Monitoring


NEC ofrece la solución total de un

sistema TDT

13

NDC PERU OFFICE

CONTACTO:

CESAR GALLEGOS ([email protected])

090922 isdb-t forum- c gallegos- nec-ndc peru office

Documents