ISO/IEC 24730-22:2012 EN 35397034
Information technology — Real time locating systems (RTLS) — Part 22: Direct Sequence Spread Spectrum (DSSS) 2,4 GHz air interface protocol: Transmitters operating with multiple spread codes and employing a QPSK data encoding and Walsh offset QPSK (WOQPSK) spreading scheme
现行
发布日期 :
2012-05-31
实施日期 :
ISO 4702:2024 EN 77413b22
Water quality — Zirconium 93 — Test method using ICP-MS
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发布日期 :
2024-12-02
实施日期 :
ASTM B22/B22M-17
Standard Specification for Bronze Castings for Bridges and Turntables
Active
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ISO 11784:2024 EN a22cda4f
Radio frequency identification of animals — Code structure
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发布日期 :
2024-12-10
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ISO 1434:2016 EN a22a16d0
Natural rubber in bales — Amount of bale coating — Determination
现行
发布日期 :
2016-10-26
实施日期 :
IEC PAS 63446:2022 EN de696a22
Conversion method of specific absorption rate to absorbed power density for the assessment of human exposure to radio frequency electromagnetic fields from wireless devices in close proximity to the head and body - Frequency range of 6 GHz to 10 GHz
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发布日期 :
2022-10-18
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ISO 5415:2007 EN 72b22a21
Reduction sleeves with 7/24 external and Morse internal taper and incorporated screw
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发布日期 :
2007-11-26
实施日期 :
ISO 6350:2024 EN 22a61aa6
Lignins — Determination of dry matter content — Oven-drying and freeze-drying methods
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发布日期 :
2024-02-14
实施日期 :
ISO 9697:2018 EN 22bcc31f
Water quality — Gross beta activity — Test method using thick source
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发布日期 :
2018-11-02
实施日期 :
ISO/TS 20177:2018 EN 6eeeea22
Vacuum technology — Vacuum gauges — Procedures to measure and report outgassing rates
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发布日期 :
2018-06-12
实施日期 :
ISO 20892:2025 EN 3b240a22
Space systems — Launch complexes modernization process — General requirements
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发布日期 :
2025-05-21
实施日期 :
ISO 20915:2018 EN 22fbc13c
Life cycle inventory calculation methodology for steel products
现行
发布日期 :
2018-11-12
实施日期 :