Tra cứu Tiêu chuẩn quốc tế

ISO/TS 3716

Hydrometry - Functional requirements and characteristics of suspended-sediment samplers

Hydrometry - Functional requirements and characteristics of suspended-sediment samplers

ISO/WD 21667

Health informatics -- Health indicators framework

ISO/WD 22162

Thermal insulation -- Determination of thermal conductivity by Guarded Hot Plate Method at elevated temperature from 100 °C to 800 °C

ITU-R BS.216-2 (07/82)

Protection ratio for sound broadcasting in the Tropical Zone

Protection ratio for sound broadcasting in the Tropical Zone

ITU-R BT.1667-0 (12/2003)

Terrestrial return channel for interactive broadcasting services operating in the VHF/UHF broadcast band based on Recommendation ITU-R BT.1306

Terrestrial return channel for interactive broadcasting services operating in the VHF/UHF broadcast band based on Recommendation ITU-R BT.1306

ITU-R F.1605-0 (02/03)

Error performance and availability estimation for synchronous digital hierarchy terrestrial fixed wireless systems

Error performance and availability estimation for synchronous digital hierarchy terrestrial fixed wireless systems

ITU-R F.1606-0 (02/03)

Interference criteria to protect fixed wireless systems from time varying aggregate interference produced by non-geostationary satellites operating in other services sharing the 37-40 GHz and 40.5-42.5 GHz bands on a co-primary basis

Interference criteria to protect fixed wireless systems from time varying aggregate interference produced by non-geostationary satellites operating in other services sharing the 37-40 GHz and 40.5-42.5 GHz bands on a co-primary basis

ITU-R F.1607-0 (02/03)

Interference mitigation techniques for use by high altitude platform stations in the 27.5-28.35 GHz and 31.0-31.3 GHz bands

Interference mitigation techniques for use by high altitude platform stations in the 27.5-28.35 GHz and 31.0-31.3 GHz bands

ITU-R F.1608-0 (02/03)

Frequency sharing between systems in the fixed service using high altitude platform stations and conventional systems in the fixed service in the bands 47.2-47.5 and 47.9-48.2 GHz

Frequency sharing between systems in the fixed service using high altitude platform stations and conventional systems in the fixed service in the bands 47.2-47.5 and 47.9-48.2 GHz

ITU-R F.1609-1 (04/06)

Interference evaluation from fixed service systems using high altitude platform stations to conventional fixed service systems in the bands 27.5-28.35 GHz and 31-31.3 GHz

Interference evaluation from fixed service systems using high altitude platform stations to conventional fixed service systems in the bands 27.5-28.35 GHz and 31-31.3 GHz

ITU-R F.1610-0 (02/03)

Planning, design and implementation of HF fixed service radio systems

Planning, design and implementation of HF fixed service radio systems

ITU-R F.1611-0 (02/03)

Prediction methods for adaptive HF system planning and operation

Prediction methods for adaptive HF system planning and operation

ITU-R F.1612-0 (02/03)

Interference evaluation of the fixed service using high altitude platform stations to protect the radio astronomy service from uplink transmission in high altitude platform station systems in the 31.3-31.8 GHz band

Interference evaluation of the fixed service using high altitude platform stations to protect the radio astronomy service from uplink transmission in high altitude platform station systems in the 31.3-31.8 GHz band

ITU-R F.1668-1 (01/07)

Error performance objectives for real digital fixed wireless links used in 27 500 km hypothetical reference paths and connections

Error performance objectives for real digital fixed wireless links used in 27 500 km hypothetical reference paths and connections

ITU-R F.1669-1 (09/07)

Interference criteria of fixed wireless systems operating in the 37-40 GHz and 40.5-42.5 GHz bands with respect to satellites in the geostationary orbit

Interference criteria of fixed wireless systems operating in the 37-40 GHz and 40.5-42.5 GHz bands with respect to satellites in the geostationary orbit

ITU-R F.1671-0 (01/04)

Guidelines for a process to address the deployment of area-licensed fixed wireless systems operating in neighbouring countries

Guidelines for a process to address the deployment of area-licensed fixed wireless systems operating in neighbouring countries

ITU-R F.9/162(Rev.1) (09.07)

text in preparation

text in preparation

ITU-R M.1316-1 (06/05)

Principles and a methodology for frequency sharing in the 1 610.6-1 613.8 MHz and 1 660-1 660.5 MHz bands between the mobile-satellite service (Earth-to-space) and the radio astronomy service

Principles and a methodology for frequency sharing in the 1 610.6-1 613.8 MHz and 1 660-1 660.5 MHz bands between the mobile-satellite service (Earth-to-space) and the radio astronomy service

ITU-R M.1635-0 (06/03)

General methodology for assessing the potential for interference between IMT-2000 or systems beyond IMT-2000 and other services

General methodology for assessing the potential for interference between IMT-2000 or systems beyond IMT-2000 and other services

ITU-R M.1636-0 (06/03)

Basic reference models and performance parameters of Internet Protocol packet network transmission in the mobile-satellite service

Basic reference models and performance parameters of Internet Protocol packet network transmission in the mobile-satellite service