ISO/TR TECHNICAL REPORT 22086-1 First edition 2019-03 Intelligent transport systems (ITS) Network based precise positioning infrastructure for land transportation - Part 1: General information and use case definitions Reference number IS0/TR22086-1:2019(E) [so @ IS0 2019 IS0/TR 22086-1:2019(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 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: +41 22 749 01 11 Fax: +41 22 749 09 47 Email: [email protected] Website: www.iso.org Published in Switzerland ii @ IS0 2019 - All rights reserved IS0/TR 22086-1:2019(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. ..1 2 Normative references 3 Terms, definitions and abbreviated terms ..1 Terms and definitions .1 3.2 Abbreviated terms.... ..2 4 Document overview and structure .3 5 General information .3 5.1 Purpose of this document. .3 5.2 Overview of NETPPI-LT .3 6 Use case overview and definitions ..6 6.1 General .6 6.2 Use case overview. 6.2.1 Basic principles for use cases .6 6.2.2 Use case clusters. 6.3 Use case definitions ..8 6.3.1 UC cluster 1 - Safe driving ..8 6.3.2 UC cluster 2 Intersection approach and clearance ..11 6.3.3 UC cluster 3 Public transportation safety 12 Bibliography ..14 IS0 2019 - All rights reserved ii