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ISO/IEC 21122-4:2022
Information technology - JPEG XS low-latency lightweight image coding system - Part 4: Conformance testing
现行 ICS 35 信息技术、办公机械 2022 21 页 ¥2
ISO/IEC 21122-4:2025
Information technology - JPEG XS low-latency lightweight image coding system - Part 4: Conformance testing
现行 ICS 35 信息技术、办公机械 2025 24 页 ¥2
ISO/IEC 21122-5:2022
Information technology - JPEG XS low-latency lightweight image coding system - Part 5: Reference software
现行 ICS 35 信息技术、办公机械 2022 13 页 ¥1
ISO/IEC 21122-5:2025
Information technology - JPEG XS low-latency lightweight image coding system - Part 5: Reference software
现行 ICS 35 信息技术、办公机械 2025 14 页 ¥1
ISO/IEC 21134:2026
Information technology - Computer graphics, image processing and environmental data representation - Benchmarking of integrated indoor localization and tracking methods using dead reckoning
现行 ICS 35 信息技术、办公机械 2026 37 页 ¥2
ISO/IEC 21145:2023
Information technology - Computer graphics, image processing and environmental data representation - Style representation for mixed and augmented reality
现行 ICS 35 信息技术、办公机械 2023 8 页 ¥1
ISO/IEC 21228:2019
Information technology - Telecommunications and information exchange between systems - Coexistence mechanism for broadband powerline communication technologies
现行 ICS 35 信息技术、办公机械 2019 6 页 ¥1
ISO/IEC 21277:2018
Information technology - Radio frequency identification device performance test methods - Crypto suite
现行 ICS 35 信息技术、办公机械 2018 9 页 ¥1
ISO/IEC 21320-1:2015
Information technology - Document Container File - Part 1: Core
现行 ICS 35 信息技术、办公机械 2015 8 页 ¥1
ISO/IEC 21407:2001
Information technology -- Telecommunications and information exchange between systems -- Private Integrated Services Network -- Specification, functional model and information flows -- Simple dialog supplementary service
现行 ICS 33 电信、音频和视频工程 2001 16 页 ¥1
ISO/IEC 21408:2003
Information technology -- Telecommunications and information exchange between systems -- Private Integrated Services Network -- Inter-exchange signalling protocol -- Simple dialog supplementary service
现行 ICS 33 电信、音频和视频工程 2003 22 页 ¥2
ISO/IEC 21471:2020
Information technology - Automatic identification and data capture techniques - Extended rectangular data matrix (DMRE) bar code symbology specification
现行 ICS 35 信息技术、办公机械 2020 72 页 ¥5
ISO/IEC 21471:2025
Information technology - Automatic identification and data capture techniques - Data Matrix Rectangular Extension (DMRE) bar code symbology specification
现行 ICS 35 信息技术、办公机械 2025 20 页 ¥1
ISO/IEC 21472:2021
Information technology - Scenario evaluation methodology for user interaction influence in biometric system performance
现行 ICS 35 信息技术、办公机械 2021 14 页 ¥1
ISO/IEC 21481:2021
Information technology - Telecommunications and information exchange between systems - Near field communication interface and protocol 2 (NFCIP-2)
现行 ICS 35 信息技术、办公机械 2021 5 页 ¥1
ISO/IEC 21558-1:2022
Telecommunications and information exchange between systems - Future network architecture - Part 1: Switching and routing
现行 ICS 35 信息技术、办公机械 2022 7 页 ¥1
ISO/IEC 21558-2:2023
Telecommunications and information exchange between systems - Future network architecture - Part 2: Proxy model-based quality of service
现行 ICS 35 信息技术、办公机械 2023 16 页 ¥1
ISO/IEC 21558-3:2022
Telecommunications and information exchange between systems - Future network architecture - Part 3: Networking of everything
现行 ICS 35 信息技术、办公机械 2022 21 页 ¥2
ISO/IEC 21559-1:2022
Telecommunications and information exchange between systems - Future network protocols and mechanisms - Part 1: Switching and routing
现行 ICS 35 信息技术、办公机械 2022 22 页 ¥2
ISO/IEC 21559-2:2023
Telecommunications and information exchange between systems - Future network protocols and mechanisms - Part 2: Proxy model-based quality of service
现行 ICS 35 信息技术、办公机械 2023 43 页 ¥3