ISO/IEC INTERNATIONAL STANDARD 29341-28-1 First edition 2017-09 Information technology UPnP Device Architecture Part 28-1: Multiscreen device control protocol - Multiscreen architecture Technologies deI'information-Architecturededispositif UPnP- Partie28-1:Protocolede controlede dispositif multi-écran- Architecture multi-écran Reference number IEC IS0/IEC29341-28-1:2017(E) S Copyright International Organization for Standardization @IS0/IEC2017 ACKEY,MA license from IHS IS0/IEC29341-28-1:2017(E) COPYRIGHTPROTECTEDDOCUMENT IS0/IEC2017,Published inSwitzerland 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 written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISOcopyrightoffice Ch.de Blandonnet 8.CP 401 CH-1214 Vernier, Geneva, Switzerland Tel.+4122 749 0111 Fax+41227490947 [email protected] www.iso.org @S0/IEC2017-All rights reserved No reproduction or networking permited without license from IHS IS0/IEC29341-28-1:2017(E) CONTENTS 1 Scope iv 2 Normative references. 3 Terms, definitions, symbols and abbreviations. 4 Notations and Conventions 4.1 Notation 4.1.1 Data Types . 4.1.2 Strings Embedded in Other Strings. 4.2 Derived Data Types. 4.2.1 CsV Lists.. 4.2.2 XML Document 4.2.3 XML Fragment. 4.3 Management of XML Namespaces in Standardized DCPs 4.3.1 Namespace Prefix Requirements.... 4.3.2 NamespaceNames,NamespaceVersioningandSchemaVersioning 4.3.3 NamespaceUsageExamples 4.4 Vendor-defined Extensions 4.4.1 Vendor-defined Action Names 10 4.4.2 Vendor-defined StateVariableNames 11 4.4.3 Vendor-definedXMLElementsand attributes. 11 5 Multi-ScreenArchitecturalOverview. .11 5.1 Screen Device. .11 5.2 Screen Control Point.. .12 Table 1-CsV Examples 5 Table2-Namespace Definitions. Table3—Schema-related Information. Table4-DefaultNamespacesfortheMulti-ScreenSpecifications. @ISO/IEC2017-All rightsreserved ili Copyright Inte al Organization for Standardizatic