ISO_IEC_17982_2021-Character_PDF_documenten.pdf

Information technology Telecommunications and information exchange between systems Close capacitive coupling communication physical layer(CCCC PHY)Technologies de linformation Tlinformatique Couche physique pour communication par couplage capacitif ferm ISO/IEC 2021INTERNATIONAL STANDARDISO/IEC17982Reference numberISO/IEC 17982:2021(E)Second edition2021-04 ISO/IEC 17982:2021(E)ii ISO/IEC 2021 All rights reservedCOPYRIGHT PROTECTED DOCUMENT ISO/IEC 2021All rights reserved.Unless otherwise specified,or required in the context of its implementation,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 address below or ISOs member body in the country of the requester.ISO copyright officeCP 401 Ch.de Blandonnet 8CH-1214 Vernier,GenevaPhone:+41 22 749 01 11Email:copyrightiso.orgWebsite:www.iso.orgPublished in Switzerland ISO/IEC 17982:2021(E)Foreword.iv1 Scope.12 Normative references.13Terms,definitionsandabbreviatedterms.13.1 Terms and definitions.13.2 Abbreviated terms .14 Conventions and notations.25 Conformance.26 Architecture.27 Reference plate-electrode assembly.58 PHY parameters.68.1 Voltage conditions.68.2 Bit representation.68.2.1 Bit duration.68.2.2 Bit encoding.78.3 Transmission.78.4 DC balance of a P-PDU.78.5 Reception of a P-PDU.89 P-PDU.89.1 Structure.89.2 Space.89.3 Level adjust.89.4 Pre-amble and Sync.99.5 Attribute.99.6 TDS number.109.7 Sequence number.109.7.1 Initial and range.109.7.2 Acknowledgement.109.8 Payload.109.9 CRC.109.10 Post-amble.109.11 Null P-PDU.109.12 Data P-PDU.1010 PHY data unit(P-DU).1011 Segmentation and reassembly.1112 TDS.1113 LBT and synchronisation.1213.1 LBT.1213.2 Synchronisation.1214 Association procedure.1315 Communication.1515.1 General.1515.2 Full duplex communication.1515.3 Broadcast communication.17Annex A(normative)Tests.19Annex B(informative)Guidance for implementation of this document.57Bibliography.58 ISO/IEC 2021 All rights reserved iiiContents Page ISO/IEC 17982:2021(E)ForewordISO(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.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 different 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 or www.iec.ch/members _experts/refdocs).Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights.ISO and IEC shall 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)or the IEC list of patent declarations received(see patents.iec.ch).Any trade name used in this document is information given for the convenience of users and does not constitute an endorsement.For an explanation of the voluntary nature of standards,the meaning of ISO specific terms and expressions related to conformity assessment,as well as information about ISOs adherence to the World Trade Organization(WTO)principles in the Technical Barriers to Trade(TBT)see www.iso.org/iso/foreword.html.In the IEC,see www.iec.ch/understanding-standards.This document was prepared by Joint Technical Committee ISO/IEC JTC 1,Information technology,Subcommittee SC 6,Telecommunications and information exchange between systems in cooperation with Ecma International.This second edition cancels and replaces the first edition(ISO/IEC 17982:2012),which has been technically revised.The main changes compared to the previous edition are as follows:The document has been fully aligned with the editorial rules in ISO/IEC Directives,Part 2.Annex B has been added to guide an implementation for small size and low power devices.Any feedback or questions on this document should be directed to the users national standards body.A complete listing of these bodies can be found at www.iso.org/members.html and www.iec.ch/national-committees.iv ISO/IEC 2021 All rights reserved INTERNATIONAL STANDARD ISO/IEC 17982:2021(E)Information technology Telec