BS ISO 21213-2008 Intelligent transport systems - Communications access for land mobiles (CALM) - 3G Cellular systems《智能运输系统 陆地移动装置用通信信道(CALM) 3G单元系统》.pdf
《BS ISO 21213-2008 Intelligent transport systems - Communications access for land mobiles (CALM) - 3G Cellular systems《智能运输系统 陆地移动装置用通信信道(CALM) 3G单元系统》.pdf》由会员分享,可在线阅读,更多相关《BS ISO 21213-2008 Intelligent transport systems - Communications access for land mobiles (CALM) - 3G Cellular systems《智能运输系统 陆地移动装置用通信信道(CALM) 3G单元系统》.pdf(20页珍藏版)》请在麦多课文档分享上搜索。
1、BS ISO21213:2008ICS 03.220.01; 35.240.60NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDIntelligent transportsystems Communicationsaccess for land mobiles(CALM) 3G CellularsystemsThis British Standardwas published underthe authority of theStandards Policy andStr
2、ategy Committee on 30November 2008 BSI 2008ISBN 978 0 580 55720 0Amendments/corrigenda issued since publicationDate CommentsBS ISO 21213:2008National forewordThis British Standard is the UK implementation of ISO 21213:2008.The UK participation in its preparation was entrusted to TechnicalCommittee E
3、PL/278, Road transport informatics.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisionsof a contract. Users are responsible for its correct application.Compliance with a British Stan
4、dard cannot confer immunityfrom legal obligations.BS ISO 21213:2008Reference numberISO 21213:2008(E)ISO 2008INTERNATIONAL STANDARD ISO21213First edition2008-11-01Intelligent transport systems Communications access for land mobiles (CALM) 3G Cellular systems Systmes de transport intelligents Accs de
5、communication pour services mobiles terrestres (CALM) Systmes cellulaires 3G BS ISO 21213:2008ISO 21213:2008(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobes licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces whi
6、ch 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 Adobes licensing policy. The ISO Central Secretariat accepts no liability in this area. Adobe is a trademark of Adobe Systems In
7、corporated. 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
8、that a problem relating to it is found, please inform the Central Secretariat at the address given below. COPYRIGHT PROTECTED DOCUMENT ISO 2008 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechan
9、ical, including photocopying and microfilm, without permission in writing from either ISO at the address below or ISOs member body in the country of the requester. ISO copyright office Case postale 56 CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyrightiso.org Web www.iso.
10、org Published in Switzerland ii ISO 2008 All rights reservedBS ISO 21213:2008ISO 21213:2008(E) ISO 2008 All rights reserved iiiContents Page Foreword iv Introduction v 1 Scope . 1 2 Conformance. 1 3 Normative references . 1 4 Terms and definitions. 2 5 Abbreviated terms 2 6 Requirements 2 6.1 Adopti
11、on of other standards and internationally adopted practices 2 6.2 Non packet-switching cellular networks 3 6.3 CALM architecture 3 6.4 CALM networking protocols 3 6.5 CALM service access points . 3 6.6 CALM interface manager . 3 6.7 CALM using public wireless networks . 3 6.8 Establishment of a medi
12、um specific session 3 6.9 Interface medium management. 4 7 Medium access control (MAC) 4 7.1 CALM 3G cellular communications MMAE service primitives. 4 7.2 CALM 3G cellular communications MMAE functionality 6 8 Test and conformance requirements 6 9 Marking, labelling and packaging . 6 10 Declaration
13、 of patents and intellectual property. 6 Bibliography . 8 BS ISO 21213:2008ISO 21213:2008(E) iv ISO 2008 All rights reservedForeword ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing Internationa
14、l 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 non-governmental, in liaison with ISO,
15、also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 2. The main task of technical commi
16、ttees is to prepare International Standards. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. Attention is drawn to the po
17、ssibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. ISO 21213 was prepared by Technical Committee ISO/TC 204, Intelligent transport systems. BS ISO 21213:2008ISO 21213:2008(E) ISO 2
18、008 All rights reserved vIntroduction This International Standard is part of a family of International Standards for communications access for land mobiles (CALM) which specify a common architecture, network protocols and communications interface definitions for wireless communications using differe
19、nt bearer technologies, e.g. second and third generation cellular, 5 GHz microwave, 60 GHz millimetre-wave, mobile wireless broadband, and Infra-red communications. Other air interfaces may be added at a later date. These wireless communications interfaces are designed to provide parameters and prot
20、ocols for broadcast, point-point, vehicle-vehicle, and vehicle-point communications in the ITS Sector. This International Standard determines the air interface parameters for CALM communications via 3G cellular networks. CALM standards are explicitly designed to enable quasi-continuous communication
21、s as well as communications of protracted duration between vehicles and service providers, and between vehicles. The fundamental advantage of the CALM concept over traditional systems is the ability to support media independent handover (MIH), also referred to as heterogeneous handover, between the
22、various media supported by CALM (e.g., cellular, microwave, mobile wireless broadband, infra-red, DSRC). Selection policies are supported that include user preferences and media capabilities in making decisions as to which media to use for a particular session, and when to handover between media or
23、between service providers on the same medium. These handover mechanisms are defined within the CALM architecture International Standard (ISO 21217), the CALM networking protocols International Standard (ISO 21210), the CALM medium service access points International Standard (ISO 21218) and the CALM
24、 interface manager International Standard (ISO 24102). Handovers between access points using the same technology and service provider use mechanisms that are defined within the particular medium specific CALM Standard. ITS applications include the update of roadside telemetry and messaging, internet
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