ISO/IEC-14443-4 › Historical Revision Information
CARDS AND SECURITY DEVICES FOR PERSONAL IDENTIFICATION — CONTACTLESS PROXIMITY OBJECTS — PART 4: TRANSMISSION PROTOCOL — AMENDMENT 1: DYNAMIC POWER LEVEL MANAGEMENT
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ISO/IEC 14443 is one of a series of International Standards describing the parameters for identification cards as defined in ISO/IEC 7810, and the use of such cards for international interchange.
ISO/IEC 14443-4:2008 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.
ISO/IEC 14443-4:2008 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.
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Document Number
ISO/IEC-14443-4
Revision Level
FOR 4TH EDITION AMENDMENT 1 SEE
Status
Current
Publication Date
May 1, 2021
Committee Number
ISO/IEC/JTC 1/SC 17