ISO/IEC 14443-2:2020/Cor 1:2021

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Status
Published
Publication Date
29-Jun-2021
Current Stage
6000 - International Standard under publication
Start Date
30-Jun-2021
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ISO/IEC 14443-2:2020/Cor 1:2021
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Standards Content (sample)

INTERNATIONAL STANDARD ISO/IEC 14443-2:2020
TECHNICAL CORRIGENDUM 1
Published 2021-07

INTERNATIONAL ORGANIZATION FOR STANDARDIZATION • МЕЖДУНАРОДНАЯ ОРГАНИЗАЦИЯ ПО СТАНДАРТИЗАЦИИ • ORGANISATION INTERNATIONALE DE NORMALISATION

INTERNATIONAL ELECTROTECHNICAL COMMISSION • МЕЖДУНАРОДНАЯ ЭЛЕКТРОТЕХНИЧЕСКАЯ КОМИССИЯ • COMMISSION ÉLECTROTECHNIQUE INTERNATIONALE

Cards and security devices for personal identification —
Contactless proximity objects — Part 2: Radio frequency
power and signal interface
TECHNICAL CORRIGENDUM 1:

Cartes et dispositifs de sécurité pour l'identification personnelle — Objets sans contact de proximité —

Partie 2: Interface radiofréquence et des signaux de communication
RECTIFICATIF TECHNIQUE 1

Technical Corrigendum 1 to ISO/IEC 14443-2:2020 was prepared by Joint Technical Committee

ISO/IEC JTC 1, Information technology, Subcommittee SC 29, Coding of audio, picture, multimedia and

hypermedia information in collaboration with ITU-T. The identical text is published as

Rec. ITU-T H.222.0 (2014)/Cor.1 (03/2017).
ICS 35.240.15 Ref. No. ISO/IEC 14443-2:2020/Cor.1:2021(E)
© ISO/IEC 2021 – All rights reserved
Published in Switzerland
---------------------- Page: 1 ----------------------
ISO/IEC 14443-2:2020/Cor.1:2021(E)
Page 19, 8.1.3.3

At the beginning of 8.1.3.3 insert the first paragraph of 9.1.3.2 and Figure 29 and the third and the fourth

paragraphs of 9.1.3.2:

For bit rates 3fc/4 and 3fc/2 binary information shall be transmitted from PCD to PICC in units of 8 logic

levels, building an information symbol of 3 bits. The 8 logic levels are represented by 8 NPs. The formation

of 3-bit symbols from bytes is illustrated in Figure Cor.1.
Byte 3 Byte 2 Byte 1
LSB
MSB

b24 b23 b22 b21 b20 b19 b18 b17 b16 b15 b14 b13 b12 b11 b10 b9 b8 b7 b6 b5 b4 b3 b2 b1

Symbol 8 Symbol 7 Symbol 6 Symbol 5 Symbol 4 Symbol
...

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