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Information Technology - Multimedia Framework (MPEG-21) - Part 3: Digital Item Identification AMENDMENT 1: Related Identifier Types

定价: 182元 / 折扣价: 155

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Identification cards - Contactless integrated circuit(s) cards - Proximity cards - Part 3: Initialization and anticollision AMENDMENT 3: Handling of reserved fields and values

定价: 182元 / 折扣价: 155

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Identification cards - Contactless integrated circuit(s) cards - Proximity cards - Part 4: Transmission protocol AMENDMENT 1: Handling of reserved fields and values

定价: 182元 / 折扣价: 155

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Identification cards - Contactless integrated circuit(s) cards - Proximity cards - Part 2: Radio frequency power and signal interface AMENDMENT 1: Bit rates of fc/64, fc/32 and fc/16

定价: 182元 / 折扣价: 155

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Identification cards - Contactless integrated circuit(s) cards - Proximity cards - Part 3: Initialization and anticollision - AMENDMENT 1: Bit rates of fc/64, fc/32 and fc/16

定价: 182元 / 折扣价: 155

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Information Technology - Radio Frequency Identification for Item Management - Part 6: Parameters for Air Interface Communications at 860 MHz to 960 MHz AMENDMENT 1: Extension with Type C and Update of Types A and B

定价: 2184元 / 折扣价: 1857

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