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RFID标准Information technology — Radio frequency identification for item management — Part 7: Parameters for active air interface communications at 433 MHz
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Reference numbe
r
ISO/IEC 18000-7:2004(E)
©
ISO/IEC 2004
INTERNATIONAL
STANDARD
ISO/IEC
18000-7
First edition
2004-08-15
Information technology —
Radio frequency identification for item
management —
Part 7:
Parameters for active air interface
communications at 433 MHz
Technologies de l'information — Identification par radiofréquence
(RFID) pour la gestion d'objets —
Partie 7: Paramètres pour les communications actives d'une interface
d'air à 433 MHz
Copyright International Organization for Standardization
Reproduced by IHS under license with ISO
Not for Resale
No reproduction or networking permitted without license from IHS
--`,,,,,,-`-`,,`,,`,`,,`---
ISO/IEC 18000-7:2004(E)
PDF disclaimer
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© ISO/IEC 2004
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 mechanical, including photocopying and microfilm, without permission in writing from either ISO at the address below or
ISO's member body in the country of the requester.
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Published in Switzerland
ii
© ISO/IEC 2004 – All rights reserved
Copyright International Organization for Standardization
Reproduced by IHS under license with ISO
Not for Resale
No reproduction or networking permitted without license from IHS
--`,,,,,,-`-`,,`,,`,`,,`---
ISO/IEC 18000-7:2004(E)
© ISO/IEC 2004 – All rights reserved iii
Contents Page
Foreword ............................................................................................................................................................ iv
Introduction ........................................................................................................................................................ v
1 Scope...................................................................................................................................................... 1
2 Conformance ......................................................................................................................................... 1
3 Normative references ........................................................................................................................... 1
4 Terms and definitions........................................................................................................................... 2
5 Symbols and abbreviated terms.......................................................................................................... 2
6 433,92 MHz active narrowband specification..................................................................................... 2
6.1 Physical layer ........................................................................................................................................ 2
6.2 Data Link layer....................................................................................................................................... 2
6.2.1 General ................................................................................................................................................... 2
6.2.2 Preamble ................................................................................................................................................ 3
6.2.3 Data byte format .................................................................................................................................... 3
6.2.4 CRC bytes .............................................................................................................................................. 3
6.2.5 Packet end period ................................................................................................................................. 3
6.2.6 Interrogator to tag message format .................................................................................................... 3
6.2.7 Tag to interrogator message format ................................................................................................... 5
6.2.8 Tag collection and collision arbitration ............................................................................................ 14
6.3 Physical and Media Access Control (MAC) parameters ................................................................. 16
6.3.1 Interrogator to tag link........................................................................................................................ 16
6.3.2 Tag to interrogator link....................................................................................................................... 17
6.3.3 Protocol parameters ........................................................................................................................... 18
6.3.4 Anti-collision parameters ................................................................................................................... 19
Bibliography ..................................................................................................................................................... 20
Copyright International Organization for Standardization
Reproduced by IHS under license with ISO
Not for Resale
No reproduction or networking permitted without license from IHS
--`,,,,,,-`-`,,`,,`,`,,`---
ISO/IEC 18000-7:2004(E)
iv © ISO/IEC 2004 – All rights reserved
Foreword
ISO (the International Organization for Standardization) and IEC (the International Electrotechnical
Commission) form the specialized system for worldwide standardization. National bodies that are members of
ISO or IEC participate in the development of International Standards through technical committees
established by the respective organization to deal with particular fields of technical activity. ISO and IEC
technical committees collaborate in fields of mutual interest. Other international organizations, governmental
and non-governmental, in liaison with ISO and IEC, also take part in the work. In the field of information
technology, ISO and IEC have established a joint technical committee, ISO/IEC JTC 1.
International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 2.
The main task of the joint technical committee is to prepare International Standards. Draft International
Standards adopted by the joint technical committee are circulated to national bodies for voting. Publication as
an International Standard requires approval by at least 75 % of the national bodies casting a vote.
ISO/IEC 18000-7 was prepared by Technical Committee ISO/IEC JTC 1, Information technology,
Subcommittee SC 31, Automatic identification and data capture techniques.
ISO/IEC 18000 consists of the following parts, under the general title Information technology — Radio
frequency identification for item management:
Part 1: Reference architecture and definition of parameters to be standardized
Part 2: Parameters for air interface communications below 135 kHz
Part 3: Parameters for air interface communications at 13,56 MHz
Part 4: Parameters for air interface communications at 2,45 GHz
Part 6: Parameters for air interface communications at 860 MHz to 960 MHz
Part 7: Parameters for active air interface communications at 433 MHz
Copyright International Organization for Standardization
Reproduced by IHS under license with ISO
Not for Resale
No reproduction or networking permitted without license from IHS
--`,,,,,,-`-`,,`,,`,`,,`---
ISO/IEC 18000-7:2004(E)
© ISO/IEC 2004 – All rights reserved v
Introduction
This part of ISO/IEC 18000 is intended to address RFID devices operating in the 433 MHz frequency band,
providing an air interface implementation for wireless, non-contact information system equipment for Item
Management applications. Typical applications operate at ranges greater than one meter.
The RFID system includes a host system and RFID equipment (interrogator and tags). The host system runs
an application program, which controls interfaces with the RFID equipment. The RFID equipment is composed
of two principal components: tags and interrogators. The tag is intended for attachment to an item, which a
user wishes to manage. It is capable of storing a tag ID number and other data regarding the tag or item and
of communicating this information to the interrogator. The interrogator is a device, which communicates to
tags in its RF communication range. The interrogator controls the protocol, reads information from the tag,
directs the tag to store data in some cases, and ensures message delivery and validity. This system uses an
active tag.
RFID systems defined by this part of ISO/IEC 18000 provide the following minimum features:
• Identify tag in range
• Read data
• Write data or handle read only systems gracefully
• Selection by group or address
• Graceful handling of multiple tags in the field of view
• Error detection
The International Organization for Standardization (ISO) and International Electrotechnical Commission (IEC)
draw attention to the fact that it is claimed that compliance with this document may involve the use of a patent
concerning radio-frequency identification technology given in sub-clause 6.2.
ISO and IEC take no position concerning the evidence, validity and scope of this patent right.
The holder of this patent right has assured the ISO and IEC that they are willing to negotiate licenses under
reasonable and non-discriminatory terms and conditions with applicants throughout the world. In this respect,
the statement of the holder of this patent right is registered with ISO and IEC. Information may be obtained
from the following companies.
Contact details
Patent
holder
Patent title
Patent
number
Affected
subclause in
this part of
ISO/IEC 18000
Savi
Technology
Communication System for
Communicating with Tags
US 5640151 6.2.6
Savi
Technology
Communication System for
Communicating with Tags
US 5686902 6.2.6
Ravi Rajapaksi,
Chief Technology Officer,
Savi Technology, Inc.,
615 Tasman Dr.,
Sunnyvale,
CA 94089
USA
Savi
Technology
Method and Apparatus for Radio
Identification and Tracking
EP 0467036 6.2.6
Rob Sokohl,
Sterne, Kessler, Goldstein & Fox
P.L.L.C.,
1100 New York Avenue NW,
Washington,
DC 20005-3934
USA
Matrics
Technology
System and method for electronic
inventory
US 6002344 6.2
Copyright International Organization for Standardization
Reproduced by IHS under license with ISO
Not for Resale
No reproduction or networking permitted without license from IHS
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