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About This Item

 

Full Description

This document specifies a half-duplex block transmission protocol featuring the special needs of a contactless environment and defines the activation and deactivation sequence of the protocol.

This document is intended to be used in conjunction with other parts of ISO/IEC 14443 and is applicable to proximity cards or objects of Type A and Type B.

 

Document History

  1. ISO/IEC 14443-4:2018

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    Cards and security devices for personal identification - Contactless proximity objects - Part 4: Transmission protocol

    • Most Recent
  2. ISO/IEC 14443-4:2016/Amd1:2016


    - Amendment 1: RFU handling rules

    • Historical Version
  3. ISO/IEC 14443-4:2016


    Identification cards - Contactless integrated circuit cards - Proximity cards - Part 4: Transmission protocol

    • Historical Version
  4. ISO/IEC 14443-4:2008


    Identification cards - Contactless integrated circuit cards - Proximity cards - Part 4: Transmission protocol

    • Historical Version
  5. ISO/IEC 14443-4:2001


    Identification cards -- Contactless integrated circuit(s) cards -- Proximity cards -- Part 4: Transmission protocol

    • Historical Version
 

Amendments, rulings, supplements, and errata

  1. ISO/IEC 14443-4:2018/Amd1:2021


    - Amendment 1: Dynamic power level management

  2. ISO/IEC 14443-4:2018/Amd2:2020


    - Amendment 2: Enhancements for harmonization