ISO INTERNATIONAL STANDARD 17438-4 First edition 2019-04 Intelligent transport systems Indoor navigation for personal and vehicle ITS station : Part 4: Requirements and specifications for interface between personal/vehicle and central ITS stations Systemes de transport intelligents - Navigation interne pour station personelle et vehicule ITS - Partie 4: Exigences et spécifications de I'interface entre les stations personnelle/vehicule et centrale ITS Reference number ISO 17438-4:2019(E) ISO @ IS0 2019 IS0 17438-4:2019(E) COPYRIGHTPROTECTEDDOCUMENT @ ISO 2019 All rights reserved. Unless otherwise specified, or required in the context of its implementation, 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 written permission. Permission can be requested from either IsO at the address below or Iso's member body in the country of the requester. ISO copyright office CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +4122 749 0111 Fax: +41 22 749 09 47 Email: copyright@iso.org Website: www.iso.org Published in Switzerland ii @ IS0 2019 - All rights reserved IS0 17438-4:2019(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. ..1 2 Normative references 3 Terms, definitions, symbols and abbreviated terms. ..2 3.1 Terms and definitions .2 3.2 Abbreviated terms... 4 Conformance. ..4 4.1 Conformance requirements. .4 4.2 Obligation and conditions ..4 5 Conventions .4 6 Overview of indoor navigation ..4 6.1 Indoor navigation. .4 6.2 Relationship to other parts of the IS0 17438 series .6 7 Use case definitions ..6 7.1 Use case clusters overview .6 7.2 Descriptions of use cases 7.2.1 UC cluster 1 - Identification of indoor space 7 7.2.2 UC cluster 2 — Indoor navigation data .9 7.2.3 UC cluster 3— Client based indoor navigation ..13 7.2.4 UC cluster 4 Server based indoor navigation ..15 8 Message definitions ..18 8.1 Overview .18 8.2 search-indoor-POIs. 20 8.3 candidates-of-indoor-POIs 21 8.4 search-indoor-spaces 23 8.5 candidates-of-indoor-spaces 25 8.6 search-indoor-maps. 26 8.7 candidates-of-indoor-maps . 29 8.8 retrieve-indoor-map 30 8.9 indoor-map 31 8.10 search-indoor-positioning-references 33 8.11 candidates-of-indoor-positioning-references .35 8.12 retrieve-indoor-positioning-reference. .36 8.13 indoor-positioning-reference. .37 9 Requirements ..39 Annex A (normative) Data type. ..41 Annex B (normative) Code list .55 Annex C (informative) Detailed example scenario of indoor navigation ..59 Annex D (informative) Relationship to IS0 17438-2 and IS0 17438-3. ..60 Bibliography ..61 @ IS0 2019 - All rights reserved ii