Standard Swedish standard · SS-ISO/IEC 14443-4:2018/Amd 1:2021

Cards and security devices for personal identification — Contactless proximity objects — Part 4: Transmission protocol — Amendment 1: Dynamic power level management (ISO/IEC 14443-4:2018/Amd 1:2021, IDT)

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Standard Swedish standard · SS-ISO/IEC 14443-4:2018/Amd 1:2021

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Scope

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.

Subjects

Identification cards and related devices (35.240.15)

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Cards and security devices for personal identification — Contactless proximity objects — Part 4: Transmission protocol — Amendment 1: Dynamic power level management (ISO/IEC 14443-4:2018/Amd 1:2021, IDT)

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