EN 63028:2017

SLOVENSKI STANDARD
01-april-2018
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Wireless Power Transfer - AirFuel Resonant Baseline System Specification (BSS) (IEC
63028:2017)
Drahtlose Energieübertragung - Magnetische Resonanz Interoperabilität - A4WP
Grundlegende System Spezifikation (BSS) (IEC 63028:2017)
Transfert d'énergie sans fil - Interopérabilité relative à la résonance magnétique -
Spécification du système de référence (BSS) A4WP (IEC 63028:2017)
Ta slovenski standard je istoveten z: EN 63028:2017
ICS:
29.240.99 'UXJDRSUHPDY]YH]L] Other equipment related to
RPUHåML]DSUHQRVLQ power transmission and
GLVWULEXFLMRHOHNWULþQHHQHUJLMH distribution networks
33.160.99 Druga avdio, video in Other audio, video and
avdiovizuelna oprema audiovisual equipment
35.200 Vmesniška in povezovalna Interface and interconnection
oprema equipment
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN 63028
NORME EUROPÉENNE
EUROPÄISCHE NORM
September 2017
ICS 29.240.99; 33.160.99; 35.200

English Version
Wireless Power Transfer - AirFuel Resonant Baseline System
Specification (BSS)
(IEC 63028:2017)
Transfert d'énergie sans fil - Interopérabilité relative à la Drahtlose Energieübertragung - Magnetische Resonanz
résonance magnétique - Spécification du système de Interoperabilität - A4WP Grundlegende System
référence (BSS) A4WP Spezifikation (BSS)
(IEC 63028:2017) (IEC 63028:2017)
This European Standard was approved by CENELEC on 2017-07-24. 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-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 translation
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,
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, Serbia, Slovakia, Slovenia, Spain, Sweden,
Switzerland, Turkey and the United Kingdom.

European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels
© 2017 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN 63028:2017 E
European foreword
The text of document 100/2901/FDIS, future edition 1 of IEC 63028, prepared by Technical
Area 15 "Wireless power transfer" of IEC/TC 100 "Audio, video and multimedia systems and
equipment" was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as
The following dates are fixed:
• latest date by which the document has to be (dop) 2018-04-24
implemented at national level by
publication of an identical national
standard or by endorsement
(dow) 2020-07-24
• latest date by which the national
standards conflicting with the
document have to be withdrawn
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC shall not be held responsible for identifying any or all such patent rights.

Endorsement notice
The text of the International Standard IEC 63028:2017 was approved by CENELEC as a European
Standard without any modification.
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications
The following documents are referred to in the text in such a way that some or all of their content
constitutes requirements of this document. For dated references, only the edition cited applies. For
undated references, the latest edition of the referenced 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:
www.cenelec.eu.
Publication Year Title EN/HD Year
Airfuel Wireless -  Available -
Power Transfer at:http://www.airfuel.org/technologies/speci
System Baseline fication-download
System
Specification (BSS)
v1.3
Airfuel Wireless Available
Power Transfer at:http://www.airfuel.org/technologies/speci
System Baseline fication-download
System
Specification (BSS)
v1.2.1
Bluetooth core Available at:
specification v4.0 https://www.bluetooth.org/docman/handler
s/downloaddoc.ashx?doc_id=229737
CSA4 Available at:
https://www.bluetooth.org/docman/handler
s/downloaddoc.ashx?doc_id=269452

IEC 63028 ®
Edition 1.0 2017-06
INTERNATIONAL
STANDARD
colour
inside
Wireless power transfer – Airfuel alliance resonant baseline system specification

(BSS)
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 29.240.99; 33.160.99; 35.200 ISBN 978-2-8322-4429-6

– 2 – IEC 63028:2017  IEC:2017
CONTENTS
FOREWORD . 7
INTRODUCTION . 9
1 Scope . 10
2 Normative references . 10
3 Terms, definitions, symbols and abbreviated terms . 10
3.1 Terms and definitions . 10
3.2 Symbols and abbreviated terms . 13
3.2.1 Symbols . 13
3.2.2 Abbreviated terms . 17
4 System description . 17
5 Conformance and backwards compatibility . 18
6 Device types . 19
6.1 PTU classification . 19
6.2 PRU category . 20
7 Power transfer specifications . 20
7.1 System equivalent circuit and reference parameters . 20
7.2 General system requirements . 21
7.2.1 Operating frequency . 21
7.2.2 Z relationship to R . 21
TX_IN RECT
7.2.3 Power stability . 21
7.2.4 PTU co-location protection. 21
7.2.5 PRU self-protection (informative) . 21
7.3 Resonator requirements . 21
7.3.1 Resonator coupling efficiency (RCE) . 21
7.3.2 PTU resonator requirements . 22
7.3.3 PRU resonator requirements . 24
7.4 Load parameters . 25
7.4.1 Load parameters introduction . 25
7.4.2 Minimum load resistance . 26
7.4.3 Maximum allowable dynamic load . 26
7.4.4 Maximum load capacitance . 26
8 Power control specifications . 26
8.1 Control objectives . 26
8.2 PTU specifications . 26
8.2.1 PTU state . 26
8.2.2 General state requirements . 27
8.2.3 PTU power save state. 28
8.2.4 PTU Low Power state . 30
8.2.5 PTU Power Transfer state . 31
8.2.6 PTU Configuration state . 33
8.2.7 PTU Local Fault state . 34
8.2.8 PTU latching fault state . 34
8.2.9 PTU state transitions . 35
8.2.10 PTU Test Mode. 38
8.3 PRU specifications . 38
8.3.1 PRU general requirements . 38

IEC 63028:2017  IEC:2017 – 3 –
8.3.2 PRU state model . 41
8.3.3 Null state . 42
8.3.4 PRU boot . 42
8.3.5 PRU On state . 42
8.3.6 PRU System Error state . 43
8.3.7 PRU state transitions . 44
9 Signaling specifications . 45
9.1 Architecture and state diagrams . 45
9.1.1 Architecture . 45
9.1.2 Overall charge process . 46
9.2 Charge procedure and requirements . 48
9.2.1 Removing PRU from WPT network . 48
9.2.2 Power Sharing mode . 48
9.3 Bluetooth low energy requirements . 49
9.3.1 Bluetooth low energy requirements introduction . 49
9.3.2 Bluetooth low energy objectives . 49
9.3.3 PTU hardware requirement . 49
9.3.4 PRU hardware requirement . 49
9.3.5 Basic network structure . 49
9.3.6 RF requirements . 49
9.3.7 Timing and sequencing requirements . 50
9.3.8 Profile structure . 53
9.4 BLE profile definition . 53
9.4.1 GATT sub-procedure .
...