BS ISO18444:2016 BSl Standards Publication Space data and information transfer systems - Space link extension - Application programinterfaceforreturn operational control fields service bsi. BS ISO 18444:2016 BRITISH STANDARD National foreword This British Standard is the UK implementation of ISO 18444:2016. It supersedes BS ISO 18444:2013 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee ACE/68, Space systems and operations. A list of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. @ The British Standards Institution 2016. Published by BSI Standards Limited 2016 ISBN 978 0 580 93382 0 ICS 49.140 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 November 2016. Amendments/Corrigenda issued since publication Date Text affected BS ISO 18444:2016 INTERNATIONAL ISO STANDARD 18444 Second edition 2016-11-15 Space data and information transfer systems Space link extension - Application program interface for return operational control fields service Systemes de transfert des informations et données spatiales - Extension de liaisons spatiales - Interface du programme d'application pour service des champs de controle de retour operationnel Reference number ISO 18444:2016(E) ISO @ IS0 2016 BS ISO 18444:2016 ISO 18444:2016(E) COPYRIGHTPROTECTED DOCUMENT @ ISO 2016 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior writen permission. ISO copyright office Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 [email protected] Web www.iso.org Published in Switzerland @ ISO 2016 - All rights reserved BS ISO 18444:2016 ISO 18444:2016(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies (isO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been established has the right to be represented on that committee. International organizations, governmental and InternationalElectrotechnicalCommission(lEC)onallmattersofelectrotechnicalstandardization. in the IsO/lEC Directives, Part 1. In particular the different approval criteria needed for the different types ot IsO documents should be noted. This document was drafted in accordance with the editorial rules of the ISO/IEC Directives, Part 2. www.iso.org/directives Attention is drawn to the possibility that some of the elements of this document may be the subject of paten rights. IsO shall not be held responsible for identifying any or all such patent rights. Details of any patent rights identified during the development of the document will be in the Introduction and/or on the ISo list of patent declarations received. www.iso.org/patents Any trade name used in this document is information given for the convenience of users and does not constitute an endorsement. aswellasinformationaboutISO'sadherencetotheWTOprinciplesintheTechnicalBarrierstoTrade(TBT) see the following URL: Foreword - Supplementary information International Standard) by Technical Committee IsO/TC 20, Aircraft and space vehicles, Subcommittee Sc 13, Space data and information transfer systems. revised. @ ISO 2016 - All rights reserved ili BS ISO 18444:2016 ISO 18444:2016(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies (isO member bodi