ETSI EN 302 609 V2.2.1 (2020-10)

Draft ETSI EN 302 609 V2.2.0 (2020-07)
HARMONISED EUROPEAN STANDARD
Short Range Devices (SRD);
Radio equipment for Euroloop communication systems;
Harmonised Standard for access to radio spectrum
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2 Draft ETSI EN 302 609 V2.2.0 (2020-07)
Reference
REN/ERM-TG28-550
Keywords
harmonised standard, radio, SRD, testing
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Intellectual Property Rights ................................................................................................................................ 6

Foreword ............................................................................................................................................................. 6

Modal verbs terminology .................................................................................................................................... 6

Introduction ........................................................................................................................................................ 7

1 Scope ........................................................................................................................................................ 8

2 References ................................................................................................................................................ 8

2.1 Normative references ......................................................................................................................................... 8

2.2 Informative references ........................................................................................................................................ 9

3 Definition of terms, symbols and abbreviations ..................................................................................... 10

3.1 Terms ................................................................................................................................................................ 10

3.2 Symbols ............................................................................................................................................................ 10

3.3 Abbreviations ................................................................................................................................................... 10

4 Technical requirements specifications ................................................................................................... 11

4.1 Environmental profile ....................................................................................................................................... 11

4.2 Transmitter conformance requirements ............................................................................................................ 11

4.2.1 OBE TX field strength and Transmitter mask ............................................................................................ 11

4.2.1.1 Applicability.......................................................................................................................................... 11

4.2.1.2 Limits .................................................................................................................................................... 11

4.2.1.3 Conformance ......................................................................................................................................... 11

4.2.2 OBE unwanted emissions ........................................................................................................................... 12

4.2.2.1 Applicability.......................................................................................................................................... 12

4.2.2.2 Limits .................................................................................................................................................... 12

4.2.2.3 Conformance ......................................................................................................................................... 12

4.2.3 Trackside Equipment transmitter field strength .......................................................................................... 12

4.2.3.1 Applicability.......................................................................................................................................... 12

4.2.3.2 Limits .................................................................................................................................................... 12

4.2.3.3 Conformance ......................................................................................................................................... 12

4.2.4 Trackside Equipment transmitter mask....................................................................................................... 12

4.2.4.1 Applicability.......................................................................................................................................... 12

4.2.4.2 Limit ...................................................................................................................................................... 13

4.2.4.3 Conformance ......................................................................................................................................... 13

4.3 Receiver Conformance requirements ............................................................................................................... 13

4.3.1 OBE Receiver sensitivity ............................................................................................................................ 13

4.3.1.1 Applicability.......................................................................................................................................... 13

4.3.1.2 Limits .................................................................................................................................................... 13

4.3.1.3 Conformance ......................................................................................................................................... 13

4.3.2 OBE Receiver error behaviour at high wanted input signal level ............................................................... 13

4.3.2.1 Applicability.......................................................................................................................................... 13

4.3.2.2 Limits .................................................................................................................................................... 14

4.3.2.3 Conformance ......................................................................................................................................... 14

4.3.3 OBE Receiver distortion immunity ............................................................................................................ 14

4.3.3.1 Applicability.......................................................................................................................................... 14

4.3.3.2 Limits .................................................................................................................................................... 14

4.3.3.3 Conformance ......................................................................................................................................... 14

4.3.4 OBE Receiver inter-modulation immunity ................................................................................................. 14

4.3.4.1 Applicability.......................................................................................................................................... 14

4.3.4.2 Limits .................................................................................................................................................... 14

4.3.4.3 Conformance ......................................................................................................................................... 14

4.3.5 OBE Receiver co-channel rejection ............................................................................................................ 14

4.3.5.1 Applicability.......................................................................................................................................... 14

4.3.5.2 Limits .................................................................................................................................................... 14

4.3.5.3 Conformance ......................................................................................................................................... 14

4.3.6 OBE Receiver blocking .............................................................................................................................. 14

4.3.6.1 Applicability.......................................................................................................................................... 14

4.3.6.2 Limits .................................................................................................................................................... 15

4.3.6.3 Conformance ......................................................................................................................................... 15

4.3.7 OBE Receiver dynamic receiver performance ............................................................................................ 15

4.3.7.1 Applicability.......................................................................................................................................... 15

4.3.7.2 Limits .................................................................................................................................................... 15

4.3.7.3 Conformance ......................................................................................................................................... 15

4.3.8 OBE Receiver multipath dynamic performance ......................................................................................... 15

4.3.8.1 Applicability.......................................................................................................................................... 15

4.3.8.2 Limits .................................................................................................................................................... 15

4.3.8.3 Conformance ......................................................................................................................................... 15

4.3.9 OBE Receiver tolerable centre frequency error .......................................................................................... 15

4.3.9.1 Applicability.......................................................................................................................................... 15

4.3.9.2 Limits .................................................................................................................................................... 15

4.3.9.3 Conformance ......................................................................................................................................... 15

4.3.10 OBE Receiver tolerable chip rate error ....................................................................................................... 16

4.3.10.1 Applicability.......................................................................................................................................... 16

4.3.10.2 Limits .................................................................................................................................................... 16

4.3.10.3 Conformance ......................................................................................................................................... 16

4.3.11 OBE Receiver tolerable MTIE of the chip rate ........................................................................................... 16

4.3.11.1 Applicability.......................................................................................................................................... 16

4.3.11.2 Limits .................................................................................................................................................... 16

4.3.11.3 Conformance ......................................................................................................................................... 16

4.3.12 Trackside Equipment Receiver sensitivity .................................................................................................. 16

4.3.12.1 Applicability.......................................................................................................................................... 16

4.3.12.2 Limits .................................................................................................................................................... 16

4.3.12.3 Conformance ......................................................................................................................................... 16

5 Testing for compliance with technical requirements .............................................................................. 16

5.1 Environmental conditions for testing ............................................................................................................... 16

5.2 General conditions for testing .......................................................................................................................... 17

5.2.1 Test conditions ............................................................................................................................................ 17

5.2.2 Test power source ....................................................................................................................................... 17

5.2.3 Normal test conditions ................................................................................................................................ 17

5.2.3.1 Normal temperature and humidity ........................................................................................................ 17

5.2.3.2 Normal test power source ...................................................................................................................... 17

5.2.3.2.1 Mains voltage .................................................................................................................................. 17

5.2.3.2.2 Other power sources ........................................................................................................................ 17

5.2.4 Extreme test conditions ............................................................................................................................... 17

5.2.5 Choice of equipment for test suites ............................................................................................................. 18

5.2.5.1 Choice of model .................................................................................................................................... 18

5.2.5.2 Measuring receiver ................................................................................................................................ 18

5.3 Void .................................................................................................................................................................. 18

6 Performance Test Suites ......................................................................................................................... 18

6.1 Conformance methods of measurement for transmitters .................................................................................. 18

6.1.1 OBE Tx field strength and Transmitter Mask ............................................................................................. 18

6.1.2 OBE Unwanted Emission ........................................................................................................................... 19

6.1.3 Trackside Equipment field strength measurements .................................................................................... 19

6.1.4 Trackside Equipment transmitter conducted measurements ....................................................................... 20

6.2 Conformance Methods of Measurement for Receiver ...................................................................................... 20

6.2.1 OBE receiver sensitivity ............................................................................................................................. 20

6.2.2 OBE receiver error behaviour at high wanted input signal level ................................................................ 20

6.2.3 OBE receiver distortion immunity .............................................................................................................. 20

6.2.4 OBE receiver inter-modulation immunity .................................................................................................. 20

6.2.5 OBE Receiver co-channel rejection ............................................................................................................ 20

6.2.6 OBE Receiver blocking .............................................................................................................................. 21

6.2.7 OBE receiver dynamic receiver performance ............................................................................................. 21

6.2.8 OBE receiver multipath dynamic performance........................................................................................... 21

6.2.9 OBE receiver tolerable centre frequency error ........................................................................................... 21

6.2.10 OBE Receiver tolerable chip rate error ....................................................................................................... 21

6.2.11 OBE Receiver tolerable MTIE of the chip rate ........................................................................................... 21

6.2.12 Trackside Equipment receiver sensitivity ................................................................................................... 21

Annex A (informative): Relationship between the present document and the essential

requirements of Directive 2014/53/EU ......................................................... 22

Annex B (normative): Field strength measurements along the Euroloop ...................................... 24

Annex C (normative): Radiated measurements ................................................................................ 25

C.1 Test sites and general arrangements for measurements involving the use of radiated fields ................. 25

C.1.0 General ............................................................................................................................................................. 25

C.1.1 Anechoic chamber ............................................................................................................................................ 25

C.1.2 Anechoic chamber with a conductive ground plane ......................................................................................... 26

C.1.3 Open Area Test Site (OATS) ........................................................................................................................... 28

C.1.3.0 General ........................................................................................................................................................ 28

C.1.3.1 Measurements below 30 MHz .................................................................................................................... 28

C.1.3.2 Measurements above 30 MHz .................................................................................................................... 28

Annex D (normative): H-field measurements and limits at 3 m and 30 m ..................................... 30

D.0 General ................................................................................................................................................... 30

D.1 Limits for measurements at 30 m distance ............................................................................................. 30

D.2 Limits for measurements at 3 m distance ............................................................................................... 31

Annex E (informative): Maximum measurement uncertainty ........................................................... 33

Annex F (informative): Selection of receiver parameters................................................................... 34

F.1 OBE Receiver parameters as listed in ETSI EG 203 336 V1.1.1 ..................................................................... 34

F.1.1 Receiver sensitivity ..................................................................................................................................... 34

F.1.2 Adjacent channel selectivity ....................................................................................................................... 34

F.1.3 Blocking ...................................................................................................................................................... 34

F.1.4 Co-channel rejection ................................................................................................................................... 34

F.1.5 Spurious response rejection ........................................................................................................................ 35

F.1.6 Inter-modulation ......................................................................................................................................... 35

F.1.7 Dynamic range ............................................................................................................................................ 35

F.1.8 Reciprocal mixing ....................................................................................................................................... 35

F.1.9 Desensitizatio n ............................................................................................................................................ 35

F.1.10 Signal interference handling ....................................................................................................................... 35

F.2 Other receiver parameters................................................................................................................................. 36

F.2.1 Receiver Multipath dynamic performance .................................................................................................. 36

F.2.2 Receiver tolerable centre frequency ............................................................................................................ 36

F.2.3 Receiver tolerable chip rate error ................................................................................................................ 36

F.2.4 Receiver tolerable MTIE ............................................................................................................................ 36

F.2.5 Receiver error behaviour at high wanted input signal ................................................................................ 36

F.2.6 Receiver distortion immunity ..................................................................................................................... 36

Annex G (informative): Change History .............................................................................................. 37

History .............................................................................................................................................................. 38

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The Euroloop communication system is defined by the specifications [1] and [2] of the UNISIG consortia.