Ready for RED - new mandatory test requirements for automotive radio equipment, TVs and set-top boxes. Jihyun Park
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1 Ready for RED - new mandatory test requirements for automotive radio equipment, TVs and set-top boxes Jihyun Park
2 Agenda ı RED - The Radio Equipment Directive ı R&S BTC Broadcast Test Center ı ETSI EN measurements ı ETSI EN measurements ı Test and reporting
3 New mandatory tasks for broadcast and car receivers
4 Who is affected? Consumer electronics manufacturers Audio equipment makers (car radio, stereo etc) Car makers and car integrators Test House Audio or video module manufacturers
5 R&S BTC Broadcast Test Center The All-in-One Solution Signal Generation RF Performance Tests DUT Analysis Automated Testing Test Suites COMPANY RESTRICTED
6 R&S BTC Global used Broadcast Standards ı R&S BTC supported broadcast standards ı Analog and digital terrestrial broadcasting Audio and TV signal generation Digital TV Mobile TV Analog TV Audio Broadcasting DVB-T/T2 DVB-H B/G AM ISDB-T ISDB-T 1 seg. D/K FM / RDS ATSC / 8VSB ATSC-M/H I/I1 DAB DTMB CMMB M/N DAB+ DVB-S/S2 T-DMB L/L` ISDB-T sb DVB-S2X ISDB-S DirecTV DRM DRM+ HD Radio DVB-C2 XM Radio 1 DVB-C CDR 2 ISDB-C DARC 2 J.83/B VICS 2 1 next upcoming standards 2 requested standard ATSC DTMB 2 COMPANY RESTRICTED
7 R&S BTC (Broadcast Test Center) Single box solution ı ı ı ı ı 2RF paths up to 6GHz 160 MHz bandwidth All digital and analogue broadcasting standards supported HDMI input module } audio & video analyzer Analogue input module Integrated power sensor
8 ETSI EN measurements
9 R&S BTC Receiver testing acc. to EN ı Radio testing With AM, FM, DAB & DRM in line with conformance requirements Sensitivity Adjacent channel selectivity and blocking ı For all radio broadcast receivers Stationary receivers Mobile receivers Car entertainment systems
10 Generic methods of testing audio receiver devices Radiated tests Receivers with built-in antenna integral antenna Conducted tests Receivers with an external antenna connector
11 EN test setup RF signal generator (with built-in modul ation) Variable a ttenuator 1 Signal C ombiner Wanted Signal Matching pad Audio test set (CCIR 468 weighting) Audio Receiver under test RF signal generator ( with external modulat ion capability) Variable attenuator 2 Unwanted signal Coupling loop for AM Modulation 4.5/15 khz lo w-pass filter Pre-emphasis (FM only) Shaped noise CCIR Rec. 559 filter White noise Noise ge nerator Audio player
12 R&S BTC CCIR559 Weighted Noise ı Loading the audio content in the internal audio player Selecting CCIR559 weighted noise AM: 4.5 khz bandwidth FM: 15 khz bandwidth Source: ETSI EN
13 EN DAB and DRM minimum sensitivity requirements ı R&S BTC Realtime coder for DAB and DRM Frequency settings for AM, FM, DAB and DRM Level setting in dbm or dbµv Source: ETSI EN
14 EN DAB and DRM minimum sensitivity requirements ı R&S BTC Install DAB / DRM service Audio analysis DUT Source: ETSI EN
15 EN Audio Test-Set Measurement ı Audio measurement acc. to CCIR 468 Currently only supported by the R&S UPV and R&S UPP CCIR 1k weighted = ITU-R 468 R&S VT-B2370 with R& R&S VT-K2150 audio analysis not present in the VT-K2150 option today COMPANY RESTRICTED
16 BTC Audio analysis With K2150 sw option measurement of: Level THD+N Frequency Response (spectrum, sweep) SNR Crosstalk Inter-channel phase Quality (PESQ, POLQA)
17 EN example: DRM selectivity & blocking measurements ı Test setup Requires two signal generators ı R&S BTC One-box solution Two signal generators Internal I/Q paths combining Signal g enerator 1 Variable attenuator 1 Combiner Antenna Network Device u nder test Signal g enerator 2 Variable attenuator 2 Loudspeaker
18 EN DRM wanted and unwanted signal ı Internal interferer addition with frequency offset Source: ETSI EN
19 Test concept of EN Automated or manual operation Automatic operation: Using R&S BTC for signal generat ion and Audio Analyzer for result an alysis Test case runni ng on PC Manual operation: Human ear j udgement for pass/fail analysis RF simulation HDMI/Composite/ Component signa l RF Commands sent via CAN bus CAN bus controller Loudspeaker COMPANY RESTRICTED
20 Automation software
21 Test report EN Test Sensitivity EN
22 Summary ı New European test standard for Terrestrial Digital TV and Radio Broadcast Receivers Harmonized Standard covering the requirements of article 3.2 of the Directive 2014/53/EU ı R&S BTC Co-existence test of DVB-T/T2 and LTE (acc. to EN ) AM, FM, DRM and DAB (acc. to EN ) DVB-S/S2 and AWGN (acc. To EN ) 100% product fit for the R&S BTC! EN : Testing is mandatory from June 2017 onwards! EN : To be finalized in 2018 mandatory testing! EN : To be finalized in 2017 mandatory testing!
23 Ready for RED?
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