INTERNATIONAL ISO/IEC STANDARD 17568 First edition 2013-03-01 Information technology - Telecommunications and information exchange between systems Close proximity electric induction wireless communications Technologies de I'information - Téleinformatique Communications sans fil a induction électrique de proximité rapprochée Reference number ISO/IEC 17568:2013(E) IEC ISO @ ISO/IEC 2013 y IHS under ted without license from IHS Not for Resale ISO/IEC 17568:2013(E) COPYRIGHTPROTECTEDDOCUMENT ?ISO/IEC2013 All rights reserved. Unless otherwise 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. ISO copyright office Case postale 56. CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ ISO/IEC 2013 - All rights reserved Tby IHS under itted without license from IHS Not for Resale ISO/IEC 17568:2013(E) Contents Page Foreword Introduction. ..vii 1 Scope. 2 Conformance 3 Normative references. 4 Terms and definitions ... 5 Abbreviations and acronyms 6 Overview..... 6.1 Introduction.. 7 Transmit signal .... 7.1 Modulation scheme parameters 7.2 Transmitter functional block diagram.... 7.2.1 Supported Rate Settings and rate dependent parameters. 7.2.2 Reed-Solomon encoder ... 7.2.3 Convolutional encoder... 7.2.4 7.2.5 Spreader 7.2.6 Sync sequence .. 7.2.7 10 7.2.8 Scrambling sequence generator... 11 7.2.9 Pi/2 shift BPSK mapper.. 12 7.2.10 Mathematical framework of the Up Converter and the Baseband Waveform Generator. 13 7.2.11 Baseband waveform..... 7.3 Frame format.. 14 7.3.1 PPDU format 14 7.3.2 PHY Header format.. 15 7.4 Transmitter.. 17 7.4.1 Measurement points.. 17 7.4.2 Transmit frequency .... 7 7.4.3 Transmitclockraterequirement.. 7.4.4 Transmit Constellation Error (EvM) ... 17 8 Receiver.. 17 8.1 Measurement point.. 8.2 Reference sensitivity.. 17 8.3 17 9 Eiectric induction Fieid.... 10 CNL service definition... 19 10.1 Overview of CNL services ... 19 10.1.1 Connection control service, 19 10.1.2 Data service 19 10.1.3 Security service.... 19 10.2 CNL service access point. 19 10.2.1 Initialize....... 22 10.2.2 10.2.3 Connectandaccept 22 10.2.4 Connection release .. 24 10.2.5 25 CopyrightIntenational Oganzanstanardization Allrightsreseved ili Not for Resale ISO/IEC 17568:2013(E) 10.2.6 Data transfer....... 10.3 CPDU formats.. .27 10.3.1 Conventions.. .27 10.3.2 Acknowledgement (ACK) CPDU.. ..28 10.3.3 CNL data CPDU..... 10.3.4 Management CPDUs (Link control message). .34 10.4 CNL function description.... .42 10.4.1 10.4.2 Medium state sensing .... ..43 10.4.3 CNL-Level acknowledgements.. 43 10.4.4 Interframe space (IFs).... .48 10.4.5 Access procedure..... 10.4.6 Multirate support.. .51 10.4.7 UID filter .... .51 10.5 CNL state 10.5.1 Close state. ..52 10.5.2 Search state.. .52 10.5.3 Connection request state. .53 10.5.4 10.5.5 Response waiting state. ..53 10.5.6 Responder response state.... .54 10.5.7 10.5.8 Responder connected state... 10.5.9 Sub-states within the Initiator connected state or Responder connected state.. .55 10.6 Numerical parameters.. .57 Annex A (normative) UID Specification ... ..59 A.1 Uid Composition...... A.1.1 SpecifierID ..59 A.1.2 Reserved .59 A.1.3 Extension Identifier....... .59 Annex B (informative) Coupler.... .60 Annex C (informative) Coupler measurement .61 Annex D (informative) Reference Coupler ... ...63 Annex E (informative) Sample Data Sequences. E.1 ReedSolomon Encoder.... E.2 ConvolutionalEncoder ...65 E.3 PHY Header HCS... ..67 E.4 Common CNL Header HCS.. ..67 E.5 Sub CNL Header HCS.... E.6 Scrambling sequence generator .... .67 Annex F (informative) CNL frame exchange sequences, ..70 F.1 CNL frame exchange sequences . F.1.1 Connection setup procedure.... F.1.2 CsDU exchange procedure . .70 F.1.3 Connection sleep procedure.. .71 F.1.4 Co