BS EN 62209-1-2016 Measurement procedure for the assessment of specific absorption rate of human exposure to radio frequency fields from hand-held and body-mounted wireless communiq.pdf

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1、Measurement procedure for the assessment of specific absorption rate of human exposure to radio frequency fields from hand-held and body-mounted wireless communication devicesPart 1: Devices used next to the ear (Frequency range of 300 MHz to 6 GHz)BS EN 62209-1:2016BSI Standards PublicationWB11885_

2、BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06National forewordThis British Standard is the UK implementation of EN 62209-1:2016. It isidentical to IEC 62209-1:2016. It supersedes BS EN 62209-1:2006 which iswithdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee GEL/1

3、06, Human exposure to low frequency and high frequency electromagnetic radiation.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 provisions ofa contract. Users are responsible for its corr

4、ect application. The British Standards Institution 2016.Published by BSI Standards Limited 2016ISBN 978 0 580 76513 1ICS 17.220.20; 33.050.10; 33.060.20Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStanda

5、rds Policy and Strategy Committee on 31 December 2016.Amendments/corrigenda issued since publicationDate Text affectedBRITISH STANDARDBS EN 62209-1:2016EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 62209-1 November 2016 ICS 33.060.20 Supersedes EN 62209-1:2006 English Version Measurement proc

6、edure for the assessment of specific absorption rate of human exposure to radio frequency fields from hand-held and body-mounted wireless communication devices - Part 1: Devices used next to the ear (Frequency range of 300 MHz to 6 GHz) (IEC 62209-1:2016) Procdure de mesure pour lvaluation du dbit d

7、absorption spcifique de lexposition humaine aux champs radiofrquences produits par les dispositifs de communications sans fil tenus la main ou ports prs du corps - Partie 1: Dispositifs utiliss proximit de loreille (Plage de frquences de 300 MHz 6 GHz) (IEC 62209-1:2016) Sicherheit von Personen in h

8、ochfrequenten Feldern von handgehaltenen und am Krper getragenen schnurlosen Kommunikationsgerten - Krpermodelle, Messgerte und -verfahren - Teil 1: Verfahren zur Bestimmung der spezifischen Absorptionsrate (SAR) von Gerten, die in enger Nachbarschaft zum Ohr benutzt werden (Frequenzbereich von 300

9、MHz bis 6 GHz) (IEC 62209-1:2016) This European Standard was approved by CENELEC on 2016-08-10. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-

10、to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CENELEC member. This European Standard exists in three official versions (English, French, German). A version in any other language made by tr

11、anslation under the responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic

12、, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. Euro

13、pean Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2016 CENELEC All rights of exploitation in any form and by any means reserved worldwid

14、e for CENELEC Members. Ref. No. EN 62209-1:2016 E BS EN 62209-1:2016EN 62209-1:2016 2 European foreword The text of document 106/361/FDIS, future edition 2 of IEC 62209-1 prepared by IEC/TC 106X “Methods for the assessment of electric, magnetic and electromagnetic fields associated with human exposu

15、re“ was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN 62209-1:2016. The following dates are fixed: latest date by which the document has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2017-05-10 latest date by w

16、hich the national standards conflicting with the document have to be withdrawn (dow) 2019-08-10 This document supersedes EN 62209-1:2006. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CENELEC and/or CEN shall not be held respons

17、ible for identifying any or all such patent rights. Endorsement notice The text of the International Standard IEC 62209-1:2016 was approved by CENELEC as a European Standard without any modification. BS EN 62209-1:2016EN 62209-1:2016 3 Annex ZA (normative) Normative references to international publi

18、cations with their corresponding European publications The 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 latest edition of the referenc

19、ed document (including any amendments) applies. NOTE 1 When an International Publication has been modified by common modifications, indicated by (mod), the relevant EN/HD applies. NOTE 2 Up-to-date information on the latest versions of the European Standards listed in this annex is available here: w

20、ww.cenelec.eu Publication Year Title EN/HD Year ISO/IEC 17025 2005 General requirements for the competence of testing and calibration laboratories EN ISO/IEC 17025 2005 ISO/IEC 17043 2010 Conformity assessment - General requirements for proficiency testing EN ISO/IEC 17043 2010 BS EN 62209-1:2016 2

21、IEC 62209-1:2016 IEC 2016 CONTENTS FOREWORD. 11 INTRODUCTION . 13 1 Scope 14 2 Normative references 14 3 Terms and definitions 14 4 Symbols and abbreviations 19 4.1 Physical quantities 19 4.2 Constants . 20 4.3 Abbreviations 20 5 Measurement system specifications . 20 5.1 General requirements 20 5.2

22、 Phantom specifications (shell and liquid) . 22 5.3 Hand and device holder considerations 23 5.4 Scanning system requirements 23 5.5 Device holder specifications 23 5.6 Characteristics of the readout electronics 24 6 Protocol for SAR assessment . 24 6.1 General . 24 6.2 Measurement preparation 24 6.

23、2.1 Preparation of tissue-equivalent liquid and system check 24 6.2.2 Preparation of the wireless device under test (DUT) 25 6.2.3 Operating modes . 26 6.2.4 Positioning of the DUT in relation to the phantom . 27 6.2.5 Test frequencies for DUT . 34 6.3 Tests to be performed . 34 6.4 Measurement proc

24、edure 36 6.4.1 General . 36 6.4.2 General procedure . 37 6.4.3 SAR measurements of handsets with multiple antennas or multiple transmitters 39 6.5 Post-processing of SAR measurement data . 45 6.5.1 Interpolation . 45 6.5.2 Extrapolation . 46 6.5.3 Definition of the averaging volume 46 6.5.4 Searchin

25、g for the maxima . 46 6.6 Fast SAR testing . 46 6.6.1 General . 46 6.6.2 Fast SAR measurement procedure A 47 6.6.3 Fast SAR testing of required frequency bands 49 6.6.4 Fast SAR measurement procedure B 50 6.7 SAR test reduction 52 6.7.1 General requirements . 52 6.7.2 Test reduction for different op

26、erating modes in the same frequency band using the same wireless technology . 53 6.7.3 Test reduction based on characteristics of DUT design . 54 6.7.4 Test reduction based on SAR level analysis 55 BS EN 62209-1:2016IEC 62209-1:2016 IEC 2016 3 6.7.5 Test reduction based on simultaneous multi-band tr

27、ansmission considerations . 57 7 Uncertainty estimation . 58 7.1 General considerations 58 7.1.1 Concept of uncertainty estimation . 58 7.1.2 Type A and Type B evaluation 59 7.1.3 Degrees of freedom and coverage factor 59 7.2 Components contributing to uncertainty . 60 7.2.1 General . 60 7.2.2 Calib

28、ration of the SAR probes 60 7.2.3 Contribution of mechanical constraints . 65 7.2.4 Phantom shell 66 7.2.5 Device positioning and holder uncertainties 67 7.2.6 Tissue-equivalent liquid parameter uncertainty . 69 7.2.7 Uncertainty in SAR correction for deviations in permittivity and conductivity 72 7

29、.2.8 Measured SAR drift 74 7.2.9 RF ambient conditions 75 7.2.10 Contribution of post-processing 76 7.2.11 SAR scaling uncertainty . 81 7.2.12 Deviation of experimental sources 82 7.2.13 Other uncertainty contributions when using system validation sources 82 7.3 Calculation of the uncertainty budget

30、 . 83 7.3.1 Combined and expanded uncertainties . 83 7.3.2 Maximum expanded uncertainty . 83 7.4 Uncertainty of fast SAR methods based on specific measurement procedures and post-processing techniques 92 7.4.1 General . 92 7.4.2 Measurement uncertainty evaluation. 92 8 Measurement report 101 8.1 Gen

31、eral . 101 8.2 Items to be recorded in the measurement report 101 Annex A (normative) Phantom specifications 104 A.1 Rationale for the SAM phantom shape . 104 A.2 SAM phantom specifications 104 A.2.1 General . 104 A.2.2 Phantom shell 108 A.3 Flat phantom specifications . 110 A.4 Tissue-equivalent li

32、quids . 111 Annex B (normative) Calibration and characterization of dosimetric probes . 113 B.1 Introductory remarks . 113 B.2 Linearity 114 B.3 Assessment of the sensitivity of the dipole sensors 114 B.3.1 General . 114 B.3.2 Two-step calibration procedures . 114 B.3.3 One step calibration procedur

33、es . 120 B.3.4 Coaxial calorimeter method 124 B.4 Isotropy 126 B.4.1 Axial isotropy . 126 BS EN 62209-1:2016 4 IEC 62209-1:2016 IEC 2016 B.4.2 Hemispherical isotropy . 126 B.5 Lower detection limit . 131 B.6 Boundary effects . 131 B.7 Response time 131 Annex C (normative) Post-processing techniques

34、. 132 C.1 Extrapolation and interpolation schemes 132 C.1.1 Introductory remarks 132 C.1.2 Interpolation schemes 132 C.1.3 Extrapolation schemes . 132 C.2 Averaging scheme and maximum finding . 132 C.2.1 Volume average schemes 132 C.2.2 Extrude method of averaging 132 C.2.3 Maximum peak SAR finding

35、and uncertainty estimation . 133 C.3 Example implementation of parameters for scanning and data evaluation . 133 C.3.1 General . 133 C.3.2 Area scan measurement requirements 133 C.3.3 Zoom scan . 133 C.3.4 Extrapolation . 134 C.3.5 Interpolation . 134 C.3.6 Integration . 134 Annex D (normative) SAR

36、measurement system verification . 135 D.1 Overview 135 D.2 System check 135 D.2.1 Purpose . 135 D.2.2 Phantom set-up 136 D.2.3 System check source . 136 D.2.4 System check source input power measurement . 137 D.2.5 System check procedure 138 D.3 System validation 139 D.3.1 Purpose . 139 D.3.2 Phanto

37、m set-up 139 D.3.3 System validation sources 139 D.3.4 Reference dipole input power measurement . 140 D.3.5 System validation procedure 140 D.3.6 Numerical target SAR values 141 D.4 Fast SAR method system validation and system check 144 D.4.1 General . 144 D.4.2 Fast SAR method system validation 144

38、 D.4.3 Fast SAR method system check . 145 Annex E (normative) Interlaboratory comparisons . 146 E.1 Purpose 146 E.2 Phantom set-up . 146 E.3 Reference wireless handsets . 146 E.4 Power set-up . 146 E.5 Interlaboratory comparison Procedure 147 Annex F (informative) Definition of a phantom coordinate

39、system and a device under test coordinate system 148 Annex G (informative) SAR system validation sources 150 BS EN 62209-1:2016IEC 62209-1:2016 IEC 2016 5 G.1 Standard dipole source . 150 G.2 Standard waveguide source 151 Annex H (informative) Flat phantom . 153 Annex I (informative) Example recipes

40、 for phantom head tissue-equivalent liquids 156 I.1 Overview 156 I.2 Ingredients 156 I.3 Tissue-equivalent liquid formulas (permittivity/conductivity) 157 Annex J (informative) Measurement of the dielectric properties of liquids and uncertainty estimation . 160 J.1 Introductory remarks . 160 J.2 Mea

41、surement techniques . 160 J.2.1 General . 160 J.2.2 Instrumentation 160 J.2.3 General principles 160 J.3 Slotted coaxial transmission line 161 J.3.1 General . 161 J.3.2 Equipment set-up . 161 J.3.3 Measurement procedure . 161 J.4 Contact coaxial probe 162 J.4.1 General . 162 J.4.2 Equipment set-up .

42、 162 J.4.3 Measurement procedure . 164 J.5 TEM transmission line . 164 J.5.1 General . 164 J.5.2 Equipment set-up . 164 J.5.3 Measurement procedure . 165 J.6 Dielectric properties of reference liquids 166 Annex K (informative) Measurement uncertainty of specific fast SAR methods and fast SAR example

43、s . 169 K.1 General . 169 K.2 Measurement uncertainty evaluation 169 K.2.1 General . 169 K.2.2 Probe calibration and system calibration drift 170 K.2.3 Isotropy . 170 K.2.4 Sensor positioning uncertainty 171 K.2.5 Sensor location sensitivity 171 K.2.6 Mutual sensor coupling 172 K.2.7 Sensor coupling

44、 with the DUT 172 K.2.8 Measurement system immunity / secondary reception . 172 K.2.9 Deviations in phantom shape 172 K.2.10 Spatial variation in dielectric parameters 173 K.3 Fast SAR examples . 178 K.3.1 General . 178 K.3.2 Example 1: Tests for one frequency band and mode . 179 K.3.3 Example 2: Te

45、sts over multiple frequency bands and modes . 183 K.3.4 Example 3: Tests for one frequency band and mode (Procedure B) . 186 K.3.5 Example 4: Tests over multiple frequency bands and modes (Procedure B) 190 Annex L (informative) SAR test reduction supporting information 194 BS EN 62209-1:2016 6 IEC 6

46、2209-1:2016 IEC 2016 L.1 General . 194 L.2 Test reduction based on characteristics of DUT design 194 L.2.1 General . 194 L.2.2 Statistical analysis overview . 194 L.2.3 Analysis results 195 L.2.4 Conclusions . 198 L.2.5 Expansion to multi transmission antennas 198 L.2.6 Test reduction based on analy

47、sis of SAR results on other signal modulations . 198 L.3 Test reduction based on SAR level analysis . 200 L.3.1 General . 200 L.3.2 Statistical analysis . 201 L.3.3 Test reduction applicability example . 204 L.4 Other statistical approaches to search for the high SAR test conditions 205 L.4.1 Genera

48、l . 205 L.4.2 Test reductions based on a design of experiments (DOE) . 205 L.4.3 Analysis of unstructured data . 206 Annex M (informative) Applying the head SAR test procedures . 207 Annex N (informative) Studies for potential hand effects on head SAR 210 N.1 Overview 210 N.2 Background . 210 N.2.1

49、General . 210 N.2.2 Hand phantoms 211 N.3 Summary of experimental studies 211 N.3.1 General . 211 N.3.2 Experimental studies using fully compliant SAR measurement systems . 211 N.3.3 Experimental studies using other SAR measurement systems . 211 N.4 Summary of computational studies 212 N.5 Conclusions 212 Annex O (informative) Quick start guide . 213 O.1 General . 213 O.2 Quick start guide high level flow-chart . 213 Bibliography . 217 Figure 1 Vertical and horizontal reference lines and reference Points A,