1、BSI Standards PublicationBS ISO/IEC 24769-62:2015Information Technology Real Time Locating System(RTLS) Device ConformanceT e s t M e t h o d sPart 62: High rate pulse repetitionfrequency Ultra Wide Band (UWB) airinterfaceBS ISO/IEC 24769-62:2015 BRITISH STANDARDNational forewordThis British Standar
2、d is the UK implementation of ISO/IEC24769-62:2015.The UK participation in its preparation was entrusted to TechnicalCommittee IST/34, Automatic identification and data capturetechniques.A list of organizations represented on this committee can beobtained on request to its secretary.This publication
3、 does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. The British Standards Institution 2015.Published by BSI Standards Limited 2015ISBN 978 0 580 82932 1ICS 35.040Compliance with a British Standard cannot confer immunity fromlegal
4、obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 31 October 2015.Amendments/corrigenda issued since publicationDate T e x t a f f e c t e dBS ISO/IEC 24769-62:2015Information Technology Real Time Locating System (RTLS) Device Confor
5、mance Test Methods Part 62: High rate pulse repetition frequency Ultra Wide Band (UWB) air interfaceTechnologies de linformation Mthodes dessai de conformit du dispositif des systmes de localisation en temps rel (RTLS) Partie 62: Mthodologie de test de interface arienne ultra large bande (UWB) impul
6、sions haute frquence de rptitionINTERNATIONAL STANDARDISO/IEC24769-62Reference numberISO/IEC 24769-62:2015(E)First edition2015-10-01 ISO/IEC 2015BS ISO/IEC 24769-62:2015ii ISO/IEC 2015 All rights reservedCOPYRIGHT PROTECTED DOCUMENT ISO/IEC 2015, Published in SwitzerlandAll rights reserved. Unless o
7、therwise 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 addre
8、ss below or ISOs member body in the country of the requester.ISO copyright officeCh. de Blandonnet 8 CP 401CH-1214 Vernier, Geneva, SwitzerlandTel. +41 22 749 01 11Fax +41 22 749 09 47copyrightiso.orgwww.iso.orgISO/IEC 24769-62:2015(E)BS ISO/IEC 24769-62:2015ISO/IEC 24769-62:2015(E)Foreword ivIntrod
9、uction v1 Scope . 12 Normative references 13 Terms, definitions and abbreviated terms 13.1 Terms and definitions . 13.2 Abbreviated terms . 14 Conformance tests for ISO/IEC 24730-62. 24.1 General . 24.2 Default conditions applicable to the test methods 24.2.1 Preface 24.2.2 Test environment 24.2.3 D
10、efault tolerance 24.2.4 Noise floor at test location. 24.2.5 Total measurement uncertainty . 34.3 UWB RF transmission tests 34.3.1 General 34.3.2 Test Objective 34.3.3 Test procedure . 34.3.4 Test measurements and requirements . 44.3.5 Test report . 44.4 Receiver UWB RF tests . 44.4.1 Preface 44.4.2
11、 General 44.4.3 Test objective 54.4.4 Test procedure . 54.4.5 Test measurements and requirements . 54.4.6 Test report . 5Annex A (normative) RF test measurement site. 6 ISO/IEC 2015 All rights reserved iiiContents PageBS ISO/IEC 24769-62:2015ISO/IEC 24769-62:2015(E)ForewordISO (the International Org
12、anization 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 r
13、espective 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 infor
14、mation technology, ISO and IEC have established a joint technical committee, ISO/IEC JTC 1.The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the differe
15、nt types of document should be noted. This document was drafted in accordance with the editorial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/directives).Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO and IEC shal
16、l not be held responsible for identifying any or all such patent rights. Details of any patent rights identified during the development of the document will be in the Introduction and/or on the ISO list of patent declarations received (see www.iso.org/patents).Any trade name used in this document is
17、 information given for the convenience of users and does not constitute an endorsement.For an explanation on the meaning of ISO specific terms and expressions related to conformity assessment, as well as information about ISOs adherence to the WTO principles in the Technical Barriers to Trade (TBT),
18、 see the following URL: Foreword Supplementary information .The committee responsible for this document is ISO/IEC JTC 1, Information technology, Subcommittee SC 31, Automatic identification and data capture techniques.ISO/IEC 24769 consists of the following parts, under the general title Informatio
19、n technology Real-time locating systems (RTLS) device conformance test methods: Part 2: Test methods for air interface communication at 2,4 GHz Part 5: Test methods for chirp spread spectrum (CSS) at 2,4 GHz air interface Part 61: Low rate pulse repetition frequency Ultra Wide Band (UWB) air interfa
20、ce Part 62: High rate pulse repetition frequency Ultra Wide Band (UWB) air interfaceiv ISO/IEC 2015 All rights reservedBS ISO/IEC 24769-62:2015ISO/IEC 24769-62:2015(E)IntroductionISO/IEC 24730-62 defines an air interface for ultra wide band (UWB) Real Time Locating Systems (RTLS) devices used in ass
21、et management applications.This International Standard contains all measurements required to be made on a product in order to establish whether it conforms to ISO/IEC 24730-62.Test methods for measuring performance of equipment compliant with ISO/IEC 24730-62 are given in ISO/IEC 24770-62. ISO/IEC 2
22、015 All rights reserved vBS ISO/IEC 24769-62:2015BS ISO/IEC 24769-62:2015Information Technology Real Time Locating System (RTLS) Device Conformance Test Methods Part 62: High rate pulse repetition frequency Ultra Wide Band (UWB) air interface1 ScopeThis International Standard defines the test method
23、s for determining the conformance of Ultra Wide Band real-time locating system (RTLS) tags with the specifications given in the corresponding parts of ISO/IEC 24730-62, but does not apply to the testing of conformity with regulatory or similar requirements.The test methods require only that the mand
24、atory functions, and any optional functions which are implemented, be verified. This may in appropriate circumstances, be supplemented by further, application specific functionality criteria that are not available to the general case.Unless otherwise specified, the tests in this International Standa
25、rd apply exclusively to RTLS tags defined in ISO/IEC 24730-62.2 Normative referencesThe following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the l
26、atest edition of the referenced document (including any amendments) applies.ISO/IEC 19762-1, Information technology Automatic identification and data capture (AIDC) techniques Harmonized vocabulary Part 1: General terms relating to AIDCISO/IEC 19762-3, Information technology Automatic identification
27、 and data capture (AIDC) techniques Harmonized vocabulary Part 3: Radio frequency identification (RFID)ISO/IEC 24730-62:2013, Information technology Real time locating systems (RTLS) Part 62: High rate pulse repetition frequency Ultra Wide Band (UWB) air interface3 Terms, definitions and abbreviated
28、 terms3.1 Terms and definitionsFor the purposes of this document, the terms and definitions given in ISO/IEC 19762-3 apply.3.2 Abbreviated termsCRC cyclic redundancy checkDUT device under testPHR PHY headerPHY physical layerINTERNATIONAL STANDARD ISO/IEC 24769-62:2015(E) ISO/IEC 2015 All rights rese
29、rved 1BS ISO/IEC 24769-62:2015ISO/IEC 24769-62:2015(E)PPM parts per millionPRF pulse repetition frequencyPSD power spectral densityRBW resolution bandwidthRF radio frequencyRFID radio frequency identificationRTLS real time locating systemSFD start-of-frame delimiterVBW video bandwidthUWB ultra wide
30、band4 Conformance tests for ISO/IEC 24730-624.1 GeneralThis International Standard specifies a series of tests to determine the conformance of RTLS tags to the ISO/IEC 24730-62 air interface standard. The results of these tests shall be compared with the values of the parameters specified in ISO/IEC
31、 24730-62 to determine whether the tag under test conforms.This International Standard also specifies a series of tests to determine the conformance of RTLS RF receivers to the ISO/IEC 24730-62 air interface standard. The results of these tests shall be compared with the values of the parameters spe
32、cified in ISO/IEC 24730-62 to determine whether the RF receiver under test conforms.4.2 Default conditions applicable to the test methods4.2.1 PrefaceThese conditions apply to all tests.4.2.2 Test environmentUnless otherwise specified, testing shall take place in an environment of temperature 23 C 3
33、 C (73 F 5 F) and of relative humidity 25 % to 75 %.4.2.3 Default toleranceUnless otherwise specified, a default tolerance of 5 % shall be applied to the quantity values given to specify the characteristics of the test equipment and the test method procedures.4.2.4 Noise floor at test locationNoise
34、floor at test location shall be measured with the spectrum analyser in the same conditions as the measurement of the DUT, i.e. with same span, RBW, VBW and antenna.The spectrum analyser shall be configured in acquisition mode for at least 1 min.2 ISO/IEC 2015 All rights reservedBS ISO/IEC 24769-62:2
35、015ISO/IEC 24769-62:2015(E)The maximum of the measured amplitude shall be at least 60 dB TBC below the expected value of the amplitude of the measured tag transmission at 16 dBm power with the tag placed at 1 m from the measurement antenna.Special attention has to be given to spurious emissions, e.g
36、. insufficiently shielded computer monitors. The electromagnetic test conditions of the measurements shall be checked by performing the measurements with and without a tag in the field.4.2.5 Total measurement uncertaintyThe test equipment will introduce a level of measurement uncertainty. The specif
37、ications of the test equipment used shall be included in the report.4.3 UWB RF transmission tests4.3.1 GeneralThe DUT shall be an RTLS tag. The measurement equipment shall consist of an anechoic chamber as described in Annex A, a calibrated measuring antenna, a spectrum analyser such as a Rohde and
38、Schwarz FSU261)and a suitable receiver consisting of an RF amplifier, signal generator, mixer and a high speed oscilloscope such as an Agilent DSA90804A2). Figure 1 shows the test equipment setup.Figure 1 General setup of equipment for UWB tag RF test4.3.2 Test ObjectiveThe objective of this test is
39、 to verify that the RTLS tag provides the appropriate UWB modulation waveform required for proper system performance.4.3.3 Test procedureThe tag shall be configured to transmit the maximum length UWB blink that it is intended to send when deployed. The post processing software shall produce metrics
40、for the following parameters to verify compliance of the tag.1) The Rohde & Schwarz FSU26 is an example of a suitable product available commercially. This information is given for the convenience of users of this standard and does not constitute an endorsement by ISO of this product.2) The Agilent D
41、SA90804A is an example of a suitable product available commercially. This information is given for the convenience of users of this standard and does not constitute an endorsement by ISO of this product. ISO/IEC 2015 All rights reserved 3BS ISO/IEC 24769-62:2015ISO/IEC 24769-62:2015(E)4.3.4 Test mea
42、surements and requirements4.3.4.1 Spectral maskThe spectral mask shall be in accordance with ISO/IEC 24730-62:2013, 5.5.3.2, for the channel or channels in which the tag operates.4.3.4.2 Transmit powerThe transmitted power shall be calculated based on the power received at the measurement antenna. T
43、he calculated power shall be within 2.0 dB of the DUT specified transmit power. Transmit power and spectral density mask shall conform to regulatory constraints for the intended operating region.4.3.4.3 Transmitter timingThe transmitter shall be capable of chipping at the peak PRF given in ISO/IEC 2
44、4730-62:2013, Table 3 with an accuracy of 20 ppm. In addition the operating channel centre of transmitted energy shall be at the appropriate value listed in ISO/IEC 24730-62:2013, Table 11 also with an accuracy of 20 ppm. The measurements shall be made using 1 MHz resolution bandwidth and a 1 kHz vi
45、deo bandwidth.4.3.4.4 Message content and structureThe post processing software shall verify the selected message format including preamble, SFD, PHR and data payload are in compliance with the format specified in ISO/IEC 24730-62, all of which are dependent on the selected operational modes, PRF, p
46、reamble code, data rate and payload content.4.3.5 Test reportThe test report shall contain the tag distance to the measurement antenna and all of the measured data. A brief narrative of the post processing software used to evaluate the captured signal shall also be included as an annex to the data.
47、As mentioned before (in 4.2.4), the report shall also contain the uncertainties of the measurement equipment.4.4 Receiver UWB RF tests4.4.1 PrefaceThis clause describes the conformance tests for the UWB receiver of the RTLS (reader) nodes, and for those tags supporting ISO/IEC 24730-62 optional two-
48、way communications mode.4.4.2 GeneralThe DUT shall be an RTLS RF receiver operating in one or more of the channels and operating modes specified in ISO/IEC 24730-62. Example test/measurement equipment could consist of an a tag generator capable of producing an ISO/IEC 24730-62 compliant UWB message
49、in the channel and operating modes supported and configured in the receiver of the DUT.4 ISO/IEC 2015 All rights reservedBS ISO/IEC 24769-62:2015ISO/IEC 24769-62:2015(E)Figure 2 Setup of equipment for UWB receiver RF Test4.4.3 Test objectiveThe objective of this test is to verify that the RTLS RF receiver (DUT) provides the appropriate UWB signal detection required for proper system performance.4.4.4 Test procedureThe tag generator shall be configured to transmit in the mode of transmission
