ISO/IEC INTERNATIONAL 16500-2 STANDARD First edition 1999-12-15 Information technology Generic digital audio-visual systems - Part 2: System dynamics, scenarios and protocol requirements Technologies de Il'informationSystemes audiovisuelsnumeriques generiques Partie2:Dynamique,scénarios etexigences deprotocoledes systemes Reference number ISO/IEC 16500-2:1999(E) IEC @ISO/IEC1999 ISO/IEC16500-2:1999(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In downloading this file, parties accept therein the responsibility of not infringing Adobe's licensing policy. The ISo Central Secretariat accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by ISO member bodies. In the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below. @ISO/IEC1999 in the country of the requester. ISO copyright office Case postale 56.CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 734 10 79 E-mail [email protected] Web www.iso.ch Printed in Switzerland ISO/IEC16500-2:1999(E) Contents Page Foreword Introduction vi 1 Scope. 2 Normative references 3 Definitions ... 4 Acronyms and abbreviations... 5 Conventions.. 6 Requirements for DAVIC Systems ... 7 Implementation Procedure. 8 Instance Development Tool. 9 DAVIC System Dynamic Modeling (DSDM) and Required Protocols........ 3 9.1 General 9.1.1 DAVIC System Dynamic Modeling. 9.1.2 Protocols Required for System Operation. 9.2 DSDMforVoD 9.2.1 Functional Entities Used in Dynamic Modeling for VoD. 9.2.2 Alternative DAVIC Physical Scenarios for the VoD Control Functional Entities .... 9.2.3 System Dynamic Flows for VoD.... 9.2.4 Functional Entity Actions for VoD.... 9.2.5 DAVICDynamicFlow Parameters for VoD.. 22 9.2.6 Specification of the Usage of DAVIC Protocol Tools for VoD 9.2.7 Protocol Network Architectures forDAVIC VoD 45 9.2.8 Rationale for the Physical Scenarios forVoD 46 9.2.9 Notes on Download Protocols for VoD. .46 9.2.10 Cross-Reference to DAVIC Tool Definitions for VoD... .51 9.2.11 AssociationBetween Interfaces and NetworkResources forVoD.. .52 9.2.12 Rationale behind the selection of the DAVIC VoD dynamic systems behavior. .55 9.3 DSDM for SVB (Switched Video Broadcast). 57 9.3.1 Overview.. 57 9.3.2 Functional Entities Used in Dynamic Modeling for SVB 9.3.3 System Dynamic Flows for SVB. 9.3.4 Functional Entity Actions forDAVIC SVB 62 9.3.5 Dynamic Flow Parameters for SVB. .63 9.4 DSDMforInteractiveBroadcast (PSTN/ISDNReturnChannel) .69 9.4.1 Overview and Description of System Behavior.. 69 9.4.2 Protocol Network Architecture for Interactive Broadcast... 9.4.3 DAVIC System Dynamic Flows for Interactive Broadcast... .75 9.4.4 Functional Entity Actions for Interactive Broadcast.. .76 @ ISO/IEC- All rights reserved DAVIC 1.3.1a Part 12 (1999) ii