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1. RFM220 ISDB Tb Measurement Demodulator Valua Urata AE yh ig ij g f ji i i H F i Be j ai T tj Pi fi ET ASI Output a BDOT Egi g Nese Layer amp Moriulation Scheme 53 QAM 3 I Laye B Meculstion scheme G4 Qae Pout bmlow upper thread Features amp Benefits Comprehensive ISDB Tb RF measurement and monitoring capabilities including overall and separate MER per layer one for HDTV one for the 1 seg TMCC information monitoring and Channel Impulse Response display with SFN window measurements plus Constellation and Spectrum displays with shoulder measurements help to identify degradations in transmitter performance and efficiency before viewers are impacted High performance tuner demodulator with MER measurement performance to 36 dB typ offers the flexibility needed for use in both transmitter monitoring and off air ISDB Tb broadcast applications Remote access to monitoring functionality with user configurable alarm reporting event logs and 7 day trending enables remote notification and reporting to engineers and operators of transmission system problems Transport Stream output enables connection to MPEG TS monitoring systems including Tektronix MTM400A or Sentry products offering a flexible and affordable monitoring solution to quickly identify and isolate problems in either the Transport Stream or t
2. 59649 ASI Input Useful Bitrate 257 ASI Output RF 0 I Input 153 1 I Output Demodulate ASI Output Format 76 ASI Output is ISDBT 45 ASI Output Total Bitrate 19242 ASI Output Useful Bitrate 0 Mode 1 Layer A Modulation Scher QPSK Layer A Number of Segm 1 A Code Rate 4 Layer A Interleave Mode 8 4 2 M1 M2 Layer B Modulation Scher QAM 16 3 Code Rate 2 3 Layer B Interleave Mode 8 4 2 M1 M2 Layer C Modulation Scher QAM 64 9 Layer C Code Rate 7 8 Layer C Interleave Mode 8 4 2 M1 M2 Guard Interval 1 4 Spectrum Polarity Not Inverted Logged in as Administrator Aggregator 126 181 39 71 Device 128 181 39 88 Device status AF Lock ASI Output RF Demodulated Signal Channel Impulse Response Display and SFN Window Measurements reception of the signal is impacted The quality of the RFM220 MER measurement means it is capable of being used as a remote transmitter monitor that will reliably give early indication of transmission issues provide long term trend information to alert operators of gradual degradations of signal quality and take proactive action to prevent viewers from experiencing problems TMCC Information Monitoring TMCC information must be monitored to ensure that receivers can demodulate the signal effectively Errors in the TMCC information would lead to STBs not functioning properly In addition to displaying the TMCC information on the RFM220 user interface the MTM400A can be used to provid
3. and MER problems The left and right shoulder measurements are displayed in dB to help indicate if there are spectrum mask issues More information about identification of such problems using these displays is available in the Tektronix application note Critical RF Measurements in Cable Satellite and Terrestrial DTV Systems SNMP Trap Generation The RFM220 monitoring system provides SNMP trap generation when tests fail enabling the RF monitoring solution to provide notification to network management systems for operational alerting and reporting 4 www tektronix com Characteristics RF Characteristic Description RF Standard ISDB Tb RF Input Connector N type 50 Q RF Input Frequency VHF 170 MHz to 230 MHz Range UHF 470 MHz to 862 MHz Frequency Offset 340 kHz Recovery Channel Bandwidth 6 MHz Input Signal 90 dBm to 30 dBm for a BER of lt 1e Amplitude Range 50 dBm to 30 dBm for best measurement performance 0 dBm max to avoid damage 50 dBm to 30 dBm for MER up to 36 dB 90 dBm to 30 dBm for MER to 28 dB max Noise Figure 12 dB Return Loss gt 13 dB Adjacent Channel Analog gt 35 dB Rejection Digital gt 30 dB Demodulation ISDB Tb all modes layers 1 2 or 3 Format Measurements Characteristic Description Full Band Input 50 dBm to 10 dBm Level Resolution 0 1 dB Channel Input Level 90 dBm to 30 dBm Resolution 0 1 dB Display Range 28 dB to at least 36 dB for input level from Er
4. ckage Material Description Transportation package material meets recycling criteria as described in Environmental Guidelines for Package Design Tektronix 063 1290 00 and Environmentally Responsible Packaging Handbook Tektronix 063 1302 00 Certifications and Compliances Characteristic Compliance Description Tektronix Product IEC61010 1 2001 2nd Edition Safety requirements for electrical equipment for measurement control and laboratory use Product will carry 3rd party safety marking allowing sale in Brazil www tektronix com 5 Datasheet Ordering Information RFM220 ISDB Tb Measurement Demodulator Includes 1RU ISDB Tb Measurement Demodulator user manual application CD Brazil power cord Service Options Option Description R3 Repair Service 3 Years including warranty R3DW Repair Service Coverage 3 Years includes product warranty period 3 year period starts at time of customer instrument purchase 6 www tektronix com Related Products Product Description MTM400A DTV Monitor with ISDB Tb TS and BTS ASI analysis capability and DVB S2 RF monitoring option IPM400A IP Video Diagnostic Monitor with ASI and GbE diagnostic monitorin QAM400A DTV Monitor with ASI and ITU J 83 Annex A B or C RF diagnostic monitoring RTX100B ISDB Tb RF ASI and GbE Test Signal Generator for stream creation multiplexing and RF up conversion modulation MTS400 Series MPEG Test Systems for in depth capture ana
5. e TMCC and IIP consistency testing and analysis at the Transport Stream layer The in depth ISDB Tb cross table consistency testing is a unique feature developed over many years in conjunction with Japanese broadcasters and when combined with ISDB Tb RF metrics the Tektronix solution represents a powerful and unique toolset for remote ISDB Tb monitoring Channel Impulse Response Display and SFN Window Measurements The RFM220 provides Channel Impulse response graphs also known as Channel Delay Profile over a 2x guard interval to show whether echoes caused by multipath are likely to cause interference problems The five main echoes are indicated to the user to enable peaks to be easily identified and the user can determine whether remedial action must be taken This is particularly important in SFN networks where transmitters must be synchronized so they won t interfere with each other and the RFM220 displays can be used to remotely detect SFN network timing problems enabling corrections to be made www tektronix com 3 Datasheet Device View Configuration About Add Graphe Ghanae tavout Paw arse eden Spectrum Displays with Shoulder Measurements Constellation and Spectrum Displays with Shoulder Measurements The Constellation and Spectrum displays enable engineers to identify modulation problems such as amplitude imbalance quadrature error coherent interference phase noise amplitude noise phase error
6. ements ASI Input RF Input RFM220 Measurement Demodulator with RF Monitoring Remote Interface TS control and measurements coal AS 88 byte TS ASI input RF Input RF control and measurements MTM400A with RFM220 Measurement Demodulator and both RF and TS Remote User Interfaces Product Information The RFM220 product is a 1RU rackmount product that can be used as a stand alone RF monitoring solution or used in conjunction with an MTM400A to provide combined RF and TS monitoring RF and ASI Inputs A separate Ul is provided to present the RFM220 measurements enabling the user to monitor and analyze both Transport Stream and RF measurements simultaneously Both RF and ASI inputs can be connected to the RFM220 and the user can select the source for output to an MTM400A or any other device that requires ASI input This enables monitoring before and after modulation 2 www tektronix com DVB S2 RF and TS control and measurements Powe AS 188 byte TS DVB S2 RF Input ISDB Tb RF control and measurements ASI Input ISDB TB RF Input MTM400A with DVB S2 Measurement Interface and RFM220 Measurement Demodulator 50 ohm BNC 10MHz clock RJ45 90 240VAC 50 ohm SMA RF Input 75 ohm BNC ASI Output 75 ohm BNC ASI Input Routing ASI Input 50 ohm BNC 10MHz clock RJ45 In put Ethernet 90 240VAC 50 ohm SMA RF Input 75 ohm BNC ASI Output 75 ohm BNC iieii ASI In
7. er If not accessible call 41 52 675 3777 Updated 10 February 2011 For Further Information Tektronix maintains a comprehensive constantly expanding collection of application notes technical briefs and other resources to help engineers working on the cutting edge of technology Please visit www tektronix com Copyright Tektronix Inc All rights reserved Tektronix products are covered by U S and foreign patents issued and pending Information in this publication supersedes that in all previously published material Specification and price change privileges reserved TEKTRONIX and TEK are registered trademarks of Tektronix Inc All other trade names referenced are the service marks trademarks or registered trademarks of their respective companies 05 Aug 2013 2BW 26825 2 Tektronix
8. he RF signal Applications RF performance monitoring of local and remote ISDB Tb transmitter sites Off air monitoring at local and national operation centers and headends Introduction The RFM220 is a measurement demodulator for broadcast network operators who deploy and maintain ISDB Tb broadcast networks by providing remote monitoring of all key ISDB Tb broadcast RF parameters with 7 day long term trending high performance diagnostic RF capabilities and event logging for unattended operation Product specification summary is shown below RF Specs Frequency 170 230 MHz 470 862 MHz Bandwidth 6 MHz Input Sensitivity 30 dBm 90 dBm Max Input Level 0 dBm RF Measurements Input Level 50 dBm to 30 dBm Resolution 0 1 dB Accuracy lt 2 dB typ MER with individual MER for both layers 28 dB to 36 dB typ Resolution 0 1 dB Accuracy 1 5 dB SNR BER post Viterbi pre RS PER Uncorrected packet post RS Carrier Frequency Offset CFO Left and Right Shoulder Attenuation Measurement Displays TMCC Data Display Channel Impulse Response Delay Profile with 5 main echoes in SFN window Constellation Display merged and individual layer Spectrum Display Other Remote Web Access and Control SNMP Traps for 3rd party Management Systems Demodulated ASI Output ASI Input Tektronix Datasheet Combined RF and TS Monitoring RF control and measur
9. lysis and playout of compressed video signals VQS 1000 Video Quality Test System for real time video and audio quality monitoring SEM gm Tektronix is registered to ISO 9001 and ISO 14001 by SRI Quality System Registrar isnt Sri Qs SR TIF RFM220 ISDB Tb Measurement Demodulator www tektronix com 7 Datasheet www tektronix com Contact Tektronix ASEAN Australasia 65 6356 3900 Austria 00800 2255 4835 Balkans Israel South Africa and other ISE Countries 41 52 675 3777 Belgium 00800 2255 4835 Brazil 55 11 3759 7627 Canada 1 800 833 9200 Central East Europe and the Baltics 41 52 675 3777 Central Europe amp Greece 41 52 675 3777 Denmark 45 80 88 1401 Finland 41 52 675 3777 France 00800 2255 4835 Germany 00800 2255 4835 Hong Kong 400 820 5835 India 000 800 650 1835 Italy 00800 2255 4835 Japan 81 3 6714 3010 Luxembourg 41 52 675 3777 Mexico Central South America amp Caribbean 52 55 56 04 50 90 Middle East Asia and North Africa 41 52 675 3777 The Netherlands 00800 2255 4835 Norway 800 16098 People s Republic of China 400 820 5835 Poland 41 52 675 3777 Portugal 80 08 12370 Republic of Korea 001 800 8255 2835 Russia amp CIS 7 495 6647564 South Africa 41 52 675 3777 Spain 00800 2255 4835 Sweden 00800 2255 4835 Switzerland 00800 2255 4835 Taiwan 886 2 2722 9622 United Kingdom amp Ireland 00800 2255 4835 USA 1 800 833 9200 European toll free numb
10. or HDTV One for the 1 seg The ISDB Tb system provides hierarchical modulation whereby multiple services are broadcast as different layers within the same 6 MHz RF channel Typically this consists of a low bit rate service using robust QPSK constellation on 1 of the 13 ISDB Tb broadcast signal segments for mobile and handheld devices plus an HD signal using 64QAM on the other 12 segments It is important for the operator to know the quality of the RF signal for each service Products that only provide a single overall MER cannot distinguish between RF degradation issues that are affecting the mobile service and issues that affect the HD service MER Measurement Performance to 36 dB Typ MER is the key RF transmission metric used by broadcasters to ensure the transmission network is operating properly High quality MER measurements are critical to ensure that early indication can be given of transmission problems enabling action to be taken before viewers RFM220 ISDB Tb Measurement Demodulator Tektronix RFM220 Devke View Configuration About Add Graph Change Layout C Show error range indicators Trend Timescale Previous ten minutes wE Metrics Device Information Edit Settings Field Value RF Signal Acquisition Yes e RF AGC Lock Yes Channel 14 Channel Plan ISDB Tb Chanr Frequency 473142857 Ext Attenuation Value 0 Total Bitrate Useful Bitrate ASI Input Available ASI Input Format ASI Input Total Bitrate
11. ower Consumption Peak In rush Current Mechanical Characteristic Cooling Airflow Description 100 to 240 V AC Fluctuations must not exceed 10 of the nominal rated voltage 50 60 Hz 0 25 to 0 60 A maximum 100 to 240 V 50 60 Hz single phase 1 A peak at 240 V AC 50 Hz Description Intake is from the left side of the instrument and exhaust is to the right side of the instrument For proper cooling at least 51 mm 2 in of clearance is needed on both sides of the instrument cabinet RFM220 ISDB Tb Measurement Demodulator Physical Dimension Height Width with ears Depth Weight Net Shipping Environmental Characteristic Temperature Operating Nonoperating Humidity Operating Nonoperating Altitude Operating Nonoperating Random Vibration Operating Nonoperating Sine Vibration Operating Functional Shock Nonoperating mm in 45 1 8 495 19 5 352 2 13 9 kg Ib 6 4 14 1 9 4 20 7 Description Temperature of the intake air at the front and sides of the instrument 5 C to 40 C 30 C hr max gradient 20 C to 60 C 30 C hr max gradient 20 to 80 relative humidity noncondensing 10 to 80 relative humidity noncondensing 0 to 3000 m 9800 ft 0 to 12 000 m 40 000 ft 0 27 Grus total from 5 Hz to 500 Hz 2 28 Grus total from 5 Hz to 500 Hz 0 013 in peak peak displacement 5 Hz to 55 Hz 30 G 11 ms half sine Transportation and Storage Characteristic Transportation Pa
12. put Routing RF Input A unique feature of the RFM220 product is that it will continue to monitor the RF signal quality even if the ASI input is selected for routing to the MTM400A for TS analysis In this configuration a 204 byte BTS input can be monitored providing TMCC and IIP consistency analysis in the MTM400A in addition to monitoring the RF broadcast signal quality Tektronix RFM220 Device View Configuration About Add Graoh Chanae tavout C Shaw aror range indicates Loaoed in as Administrator Acorenator localhost Device 192 158 909 150 Connection status RF Lock AST Outout AST Inout ISDB Tb RF Remote Monitoring Functionality ISDB Tb RF Remote Monitoring Functionality Alarms Event Logs and 7 day Trending of RF Metrics Key RF metrics including Channel Power Full Band Power SNR MER BER Packet Error Ratio and Shoulder Attenuation are monitored tested and displayed to enable operators to ensure that their RF systems are operating correctly and that services are available to viewers Metrics and test results are stored and can be displayed as long term trends for up to a 7 day history as event logs for offline viewing or exported into other tools for analysis and reporting Remote access enables skilled engineers in broadcasters main engineering facilities to remotely diagnose problems at regional and local levels without the need to travel Overall and or Separate MER per Layer One f
13. ror Ratio with 50 dBm to 30 dBm for best measurement coarse MER Equalizer Fine displays lower MER Mode Resolution 0 1 dB C N Carrier to Display Range 0 dB to 28 dB for 50 dBm to 30 dBm input MER Modulation Noise Ratio level Resolution 1 dB BER at Viterbi 1 108 Output Accuracy Pre Reed Solomon PER Packet Error 1 frame Rate Accuracy Constellation 1024 points Display SFN Window 5 main echoes relative delay and level Channel Impulse 2560 points at 256 scale Response Display Spectrum Display 2048 points at 256 scale Left and Right 44 dB max shoulders Resolution 0 1 dB ASI Input Characteristic Description Format DVB ASI Mode Burst or Continuous Packet Connector BNC 75 O Packet Size 188 or 204 bytes Maximum Useful Bit 50 Mb s max Rate ASI Output Characteristic Format Connector Mode Packet Size Maximum Useful Bit Rate Maximum Output Jitter Control Port Characteristic Interface Connector Type Packet Type Mode Description DVB ASI Continuous mode BNC 75 QO Packet mode 188 or 204 bytes ASI input source Output format identical to input format 50 Mb s max 100 ms Description 10 100 1000BASE T RJ 45 IPv4 Half Full duplex Clocks and Synchronization Characteristic External 10 MHz Reference Input Description Connector BNC 50 Q Frequency 10 MHz Level 0 to 10 dBm recommended AC Power Source Characteristic Source Voltage Frequency Range P

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