IEC 62388:2007

IEC 62388
Edition 1.0 2007-12
INTERNATIONAL
STANDARD
Maritime navigation and radiocommunication equipment and systems –
Shipborne radar – Performance requirements, methods of testing and required
test results
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form
or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from
either IEC or IEC's member National Committee in the country of the requester.
If you have any questions about IEC copyright or have an enquiry about obtaining additional rights to this publication,
please contact the address below or your local IEC member National Committee for further information.

IEC Central Office
3, rue de Varembé
CH-1211 Geneva 20
Switzerland
Email: inmail@iec.ch
Web: www.iec.ch
About the IEC
The International Electrotechnical Commission (IEC) is the leading global organization that prepares and publishes
International Standards for all electrical, electronic and related technologies.

About IEC publications
The technical content of IEC publications is kept under constant review by the IEC. Please make sure that you have the
latest edition, a corrigenda or an amendment might have been published.
ƒ Catalogue of IEC publications: www.iec.ch/searchpub
The IEC on-line Catalogue enables you to search by a variety of criteria (reference number, text, technical committee,…).
It also gives information on projects, withdrawn and replaced publications.
ƒ IEC Just Published: www.iec.ch/online_news/justpub
Stay up to date on all new IEC publications. Just Published details twice a month all new publications released. Available
on-line and also by email.
ƒ Electropedia: www.electropedia.org
The world's leading online dictionary of electronic and electrical terms containing more than 20 000 terms and definitions
in English and French, with equivalent terms in additional languages. Also known as the International Electrotechnical
Vocabulary online.
ƒ Customer Service Centre: www.iec.ch/webstore/custserv
If you wish to give us your feedback on this publication or need further assistance, please visit the Customer Service
Centre FAQ or contact us:
Email: csc@iec.ch
Tel.: +41 22 919 02 11
Fax: +41 22 919 03 00
IEC 62388
Edition 1.0 2007-12
INTERNATIONAL
STANDARD
Maritime navigation and radiocommunication equipment and systems –
Shipborne radar – Performance requirements, methods of testing and required
test results
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
PRICE CODE
XH
ICS 47.020.70 ISBN 2-8318-9409-3

– 2 – 62388 © IEC:2007(E)
CONTENTS
FOREWORD.11

1 Scope.13
1.1 Purpose .13
1.2 Application of these standards.14
1.3 Equipment categories.14
2 Normative references .15
3 Terms and definitions .16
4 General .25
4.1 Establishing equipment type and status.25
4.2 Conditions of measurement and related definitions.26
4.3 Test sites and simulation.26
4.3.1 Environmental and RF testing.26
4.3.2 Over-sea radar performance tests .26
4.3.3 Test targets and target simulation for performance tests.27
4.4 Quality requirements .27
4.5 Test terminology and format .27
4.5.1 General .27
4.5.2 Test requirement terminology .27
4.5.3 Testing method terminology.28
5 Radar performance.28
5.1 General .28
5.2 Transmission and interference.28
5.2.1 Transmission frequency.28
5.2.2 Interference.29
5.3 Performance optimisation and monitoring .29
5.3.1 General .29
5.3.2 Optimum performance .29
5.4 Gain and anti-clutter functions.30
5.4.1 General .30
5.4.2 Gain function .30
5.4.3 Manual and automatic sea anti-clutter .31
5.4.4 Rain anti-clutter .31
5.5 Signal processing.31
5.5.1 General .31
5.5.2 Target enhancement.31
5.5.3 Radar signal correlation.32
5.5.4 Signal processing and radar image latency.32
5.5.5 Second-time-around echoes .33
5.5.6 Transmission format .33
5.5.7 Picture update .33
5.5.8 Additional processing .33
5.5.9 Signal processing description .34
5.6 Operation with SARTs, target enhancers (RTEs) and beacons .34
5.6.1 General .34
5.6.2 Radar beacons, SARTs and enhancers .34

62388 © IEC:2007(E) – 3 –
5.7 Minimum range and range compensation .35
5.7.1 General .35
5.7.2 Range compensation .35
5.7.3 Minimum range.35
5.8 Range and bearing discrimination .36
5.8.1 General .36
5.8.2 Measurement conditions.36
5.8.3 Range discrimination .36
5.8.4 Bearing discrimination .37
5.8.5 Fundamental radar accuracy .37
5.9 Target detection performance assessment .37
5.9.1 General .37
5.9.2 Range of first detection in minimal clutter .38
5.9.3 Assessment of target detection with clutter.40
5.9.4 Radar performance documentation .46
5.10 Radar antenna (including pitch and roll) .47
5.10.1 General .47
5.10.2 Vertical radiation pattern/pitch and roll .47
5.10.3 Antenna horizontal pattern.47
5.10.4 Antenna side lobes .48
5.11 Radar availability.49
5.11.1 Standby and transmit.49
6 Display presentation.49
6.1 General .49
6.2 Performance standards .49
6.3 Presentation of information.50
6.3.1 Consistency of layout .50
6.3.2 Consistency of presentation.50
6.3.3 Separation of operational display area.51
6.3.4 Operational display area information .51
6.4 Readability .51
6.4.1 Readability under all ambient light conditions .51
6.4.2 Legibility of alphanumeric data, information and text.53
6.4.3 Presentation of text .54
6.4.4 Icons .54
6.5 Colours and intensity.54
6.5.1 Use and discrimination of colour.54
6.6 Symbols .56
6.6.1 Operational information .56
6.7 Coding of information .56
6.7.1 Colour coding of alarm-related information .56
6.7.2 Colour coding in combination with other attributes .56
6.7.3 Flashing of information .57
6.8 Integrity marking .57
6.8.1 Indication of source, validity and integrity status.57
6.8.2 Colour coding of validity and integrity .57
6.9 Alarms and indications .58
6.9.1 Operational status .58
6.9.2 List of alarms.58

– 4 – 62388 © IEC:2007(E)
6.9.3 Alarm related information from multiple sources .59
6.10 Presentation of radar information .59
6.10.1 Radar video images.59
6.10.2 Linearity and index delay.60
6.11 Physical requirements .61
6.11.1 Operational display area.61
6.11.2 Contrast and brightness adjustment.61
6.11.3 Temporal stability .62
6.11.4 Physical controls and status indicators .62
6.12 Colours .63
6.12.1 Requirement.
...