ETSI EN 300 674-1 V1.2.1 (2004-02)

SLOVENSKI STANDARD
SIST EN 300 674-1 V1.2.1:2006
01-marec-2006
Elektromagnetna združljivost in zadeve v zvezi z radijskim spektrom (ERM) –
Cestna transportna in prometna telematika (RTTT) – Oddajniška oprema za
enouporabniško (osebno) komunikacijo kratkega dosega (DSRC) (s prenosnima
hitrostma 500 kbit/s / 250 kbit/s), ki deluje v pasu 5,8 GHz, namenjenem
industrijski, znanstveni in medicinski uporabi – 1. del: Splošne karakteristike in
preskusne metode za obcestne enote (RSU) in enote na vozilu (OBU)
Electromagnetic compatibility and Radio spectrum Matters (ERM); Road Transport and
Traffic Telematics (RTTT); Dedicated Short Range Communication (DSRC) transmission
equipment (500 kbit/s / 250 kbit/s) operating in the 5,8 GHz Industrial, Scientific and
Medical (ISM) band; Part 1: General characteristics and test methods for Road Side
Units (RSU) and On-Board Units (OBU)
Ta slovenski standard je istoveten z: EN 300 674-1 Version 1.2.1
ICS:
33.060.99 Druga oprema za radijske Other equipment for
komunikacije radiocommunications
33.100.01 Elektromagnetna združljivost Electromagnetic compatibility
na splošno in general
35.240.60 Uporabniške rešitve IT v IT applications in transport
transportu in trgovini and trade
SIST EN 300 674-1 V1.2.1:2006 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN 300 674-1 V1.2.1:2006

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SIST EN 300 674-1 V1.2.1:2006

ETSI EN 300 674-1 V1.2.1 (2004-08)
European Standard (Telecommunications series)

Electromagnetic compatibility
and Radio spectrum Matters (ERM);
Road Transport and Traffic Telematics (RTTT);
Dedicated Short Range Communication (DSRC)
transmission equipment (500 kbit/s / 250 kbit/s) operating in
the 5,8 GHz Industrial, Scientific and Medical (ISM) band;
Part 1: General characteristics and test methods
for Road Side Units (RSU) and On-Board Units (OBU)

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SIST EN 300 674-1 V1.2.1:2006
 2 ETSI EN 300 674-1 V1.2.1 (2004-08)



Reference
REN/ERM-TG29-0105
Keywords
data, DSRC, radio, RTTT, testing
ETSI
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SIST EN 300 674-1 V1.2.1:2006
 3 ETSI EN 300 674-1 V1.2.1 (2004-08)
Contents
Intellectual Property Rights.7
Foreword.7
1 Scope.8
2 References.8
3 Definitions, symbols and abbreviations .9
3.1 Definitions.9
3.2 Symbols.10
3.3 Abbreviations.12
4 General characteristics.14
4.1 Mechanical and electrical design.14
4.1.1 Units.14
4.1.2 Controls.14
4.2 Environmental profiles.15
4.2.1 Summary.15
4.2.2 Environmental profile declared by provider .15
4.2.3 Voluntary ETSI environmental profile .15
4.2.3.1 Normal environmental conditions.15
4.2.3.2 Extreme environmental conditions.15
5 General characteristics of Road Side Unit.16
5.1 RSU classes.16
5.2 Power supply.16
5.3 Carrier frequencies.16
5.4 Antenna characteristic.16
5.5 Modulation.16
6 General characteristics of On Board Unit .17
6.1 OBU sets.17
6.2 OBU assemblies.17
6.3 Power supply.17
6.4 Up-link sub-carrier frequencies.17
6.5 Antenna characteristic.18
6.6 Carrier frequencies.18
6.7 Modulation.18
7 Parameter description and required limits.19
7.1 RSU.19
7.1.1 Modulation index.19
7.1.2 Dynamic range.19
7.1.2.1 Definition.19
7.1.2.2 Sensitivity.20
7.1.2.3 Error behaviour at high wanted input signals.20
7.1.3 Intermodulation immunity.20
7.1.4 Co-channel rejection.20
7.1.5 Blocking.20
7.1.6 Selectivity.21
7.1.7 Maximum equivalent isotropically radiated power.21
7.1.8 Frequency error.21
7.1.9 Transmitter spectrum mask.21
7.1.10 Transmitter unwanted emissions.22
7.1.11 Receiver Spurious emissions .22
7.2 OBU.23
7.2.1 Dynamic range.23
7.2.1.1 Definition.23
7.2.1.2 Sensitivity.23
ETSI

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SIST EN 300 674-1 V1.2.1:2006
 4 ETSI EN 300 674-1 V1.2.1 (2004-08)
7.2.1.3 Upper power limit for communication.23
7.2.2 Cut-off power level.23
7.2.3 Conversion gain.23
7.2.4 Maximum equivalent isotropically radiated power.24
7.2.5 Frequency error.24
7.2.6 Transmitter spectrum mask.24
7.2.7 Transmitter unwanted emissions.25
7.2.8 Receiver spurious emissions.25
8 Basics on testing.25
8.1 General conditions.25
8.1.1 Environment.25
8.1.2 Power source.25
8.1.3 Thermal balance.26
8.2 Test signals.26
8.3 Test sites.27
8.3.1 Shielded anechoic chamber.27
8.3.2 Open area test site.28
8.3.3 Test fixture.29
8.4 General requirements for RF cables .30
8.5 Conducted measurements.31
8.5.1 One antenna connector arrangement.31
8.5.2 Two antenna connectors arrangement.32
8.5.3 Test site requirements .32
8.5.4 Site preparation.32
8.5.4.1 Monochromatic signals.32
8.5.4.2 Modulated signals.33
8.6 Radiated measurements.33
8.6.1 One antenna arrangement .33
8.6.2 Two antennas arrangement .35
8.6.3 Test site requirements .36
8.6.3.1 Measurement distances.36
8.6.3.2 Free-space wave propagation.36
8.6.4 Test and substitution antennas .37
8.6.5 Site preparation for OBU measurements .37
8.6.5.1 Monochromatic signals.37
8.6.5.2 Modulated signals.39
8.6.6 Site preparation for RSU measurements.40
8.6.6.1 Arrangement for transmit parameters.40
8.6.6.2 Arrangement for receive parameters .41
8.7 Instruments.42
8.7.1 Receiving device.42
8.7.2 RF power sensor .43
8.7.3 Combiner.43
8.8 Power of modulated RSU carrier .44
8.9 Bit error ratio measurements .45
8.9.1 Basics.45
8.9.2 BER measurement.45
8.9.3 FER measurement.45
8.9.3.1 Mathematical expressions.45
8.9.3.2 Equipment.45
8.9.3.3 Procedure.46
9 Testing of Road Side Unit.46
9.1 Modulation index.46
9.1.1 General.46
9.1.2 Radiated measurements.46
9.1.3 Conducted measurements.47
9.2 Dynamic range.47
9.2.1 Sensitivity.47
9.2.1.1 General.47
9.2.1.2 Radiated measurements.48
ETSI

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SIST EN 300 674-1 V1.2.1:2006
 5 ETSI EN 300 674-1 V1.2.1 (2004-08)
9.2.2 Error behaviour at high wanted input signals .48
9.2.2.1 General.48
9.2.2.2 Radiated measurements.48
9.3 Intermodulation immunity.49
9.3.1 General.49
9.3.2 Radiated measurements.49
9.4 Co-channel rejection.50
9.4.1 General.50
9.4.2 Radiated measurements.50
9.5 Blocking.51
9.5.1 General.51
9.5.2 Radiated measurements.51
9.6 Selectivity.52
9.6.1 General.52
9.6.2 Radiated measurements.52
9.7 Maximum equivalent isotropically radiated power .52
9.7.1 General.52
9.7.2 Radiated measurements.52
9.7.3 Conducted measurements.53
9.8 Frequency error.53
9.8.1 General.53
9.8.2 Radiated measurements.54
9.8.3 Conducted measurements.54
9.9 Transmitter spectrum mask.54
9.9.1 General.54
9.9.2 Radiated measurements.55
9.9.3 Conducted measurements.56
9.10 Transmitter unwanted emissions .58
9.10.1 General.58
9.10.2 Radiated measurements.58
9.11 Receiver spurious emissions.59
9.11.1 General.59
9.11.2 Radiated measurements.60
10 Testing of On Board Unit.60
10.1 Dynamic range.60
10.1.1 Sensitivity.60
10.1.1.1 General.60
10.1.1.2 Radiated measurements.60
10.1.1.3 Conducted measurements.61
10.1.2 Upper power limit for communication.61
10.1.2.1 General.61
10.1.2.2 Radiated measurements.62
10.1.2.3 Conducted measurements.62
10.2 Cut-off power level .63
10.2.1 General.63
10.2.2 Radiated measurements.63
10.2.3 Conducted measurements.63
10.3 Conversion gain.
...