UBS DVB-T2 modulator data sheet

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Bill Song@UBS

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Jul 18, 2012, 2:38:54 PM7/18/12

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DVB-T2 modulator is based on UBS universal modulator platform, have been proved the hardware platform reliability and perfect performance through the more than 10,000 modulators working in different countries and regions. Some of the modulators have been working for more than 6 years.

DVB-T2 modulator

Supports all DVB-T2 modulation features including T2-MI interface

support, single and multiple Physical Layer Pipes (PLPs), MFN/SFN

operation and SISI/MISO transmission.

DVB-T2 compliant with ETSI standards EN 302 755 and TS 102 773

DVB-T2 Mode
FFT Mode
1k, 2k, 4k, 8k, Extended 8k, 16k,
Extended 16k, 32k, Extended 32k
Guard Interval
1/128, 1/32, 1/16, 19/256, 1/8, 19/128, 1/4
Code Rate
1/2, 3/5, 2/3, 3/4, 4/5, 5/6
PLP Constellation
QPSK, 16-QAM, 64-QAM, 256-QAM
(normal or rotated)
L1 Post Constellation
BPSK, QPSK, 16-QAM, 64-QAM
FEC
Short (16k), Normal (64k)
Network Mode
MFN, SFN-SISO, SFN-MISO
Bandwidth
1.7 MHz, 5 MHz, 6 MHz, 7 MHz, 8 MHz,
10 MHz
Time Interleaving
Adjustable
Pilot Pattern
PP1 to PP8
Input
T2-MI control
Input steam monitoring
PCR restamping
TS Bit Rate Adaptation

Product Specifications

Monitoring Outputs

DVB-ASI OUT-A, OUT-B

2 outputs: BNC (F) 75 Ω

G.703/G.704 OUT-A, OUT-B

2 outputs: BNC (F), 50 Ω

RF Monitor

Connector: SMA (F)

Impedance: 50 Ω

Level: 30 dB below RF output

Reference Monitor

Connector: BNC (F)

Frequency: 10 MHz

Level: 2 Vpp

Impedance: 50 Ω

Clock Reference - 10 MHz

(Note 1)

Connector: BNC (F), High Impedance

Frequency: 10 MHz

Level: 10 dBm, ± 2.5 dB sinewave

Time Reference - 1 PPS

(Note 1)

Connector: BNC (F), High Impedance

Frequency: 1 PPS

Level: TTL

Trigger: Positive transition

Wireless Broadband and Broadcasting Solutions

Front Panel

Inputs

DVB-ASI IN-A, IN-B

2 inputs: BNC (F), 75 Ω

G.703/G.704 IN-A, IN-B

2 inputs: BNC (F), 50 Ω

SMPTE-310M IN-A, IN-B

2 inputs (optional): BNC (F), 75 Ω

GbE Transport Stream

(DVB-T/H, DVB-T2 and

DVB-SH only)

Protocol: Pro-MPEG CoP #3

Connector: RJ45

HPA FB

SMA (F), 50 Ω

Clock Reference - 10 MHz

(Note 1)

Connector: BNC (F), 50 Ω

Frequency: 10 MHz

Level: 100 mV - 3 Vpp

Time Reference - 1 PPS

(Note 1)

Connector: BNC (F), 50 Ω

Frequency: 1 PPS

Level: TTL

Trigger: Positive transition

Time Information Input

Connector: RS232 Interface for GPS TOD information (CMMB mode only)

Note 1: The “10MHz” and “1pps” are inputs, except when the modulator is equipped with an internal GPS receivers, where they become Monitoring Outputs (high impedance).

Control Interfaces

Front Panel

LCD display and cursor/ execute keys

Ethernet Interface

Connector: 2x RJ45

Speed: 10/100/1000 Base-T

USB Interface

Connector: USB Type B

RS232 Interface

Connector: 9-pin SUB-D Male

Serial port for GPS TOD information

(CMMB mode only)

RS485 Interface

Connector: 9-pin SUB-D Female

CLI

(Command Line Interface)

Connector: USB (HyperTerminal) or

Ethernet (HyperTerminal and Telnet)

Web GUI

Internet Explorer, Firefox, etc.

Connector: Ethernet

SNMP Control Interface

Connector: Ethernet

Note: MIBs are provided

Alarm Relays

Connector: RS232 and RS485

2 Dry Contact Alarm relays, triggered by any major alarm.

Machine to Machine

Interface

Connector: Ethernet for all waveforms

or RS232 for all waveforms

except CMMB

or RS485 for CMMB only