33.060.30 无线中继和固定卫星通信系统 标准查询与下载



共找到 1372 条与 无线中继和固定卫星通信系统 相关的标准,共 92

Characteristics of and protection criteria for radars operating in the radiodetermination service in the frequency range 3 100-3 700 MHz

ICS
33.060.30
CCS
发布
2015-02
实施

Radio interface standards for use by public protection and disaster relief operations in some parts of the UHF band in accordance with Resolution 646 (Rev.WRC-012)

ICS
33.060.30
CCS
发布
2015-02
实施

Wireless communication systems for persons with impaired hearing

ICS
33.060.30
CCS
发布
2015-02
实施

Characteristics of and protection criteria for radars operating in the radiodetermination service in the frequency band 1 215-1 400 MHz

ICS
33.060.30
CCS
发布
2015-02
实施

Technical characteristics and protection criteria for Wireless Avionics Intra-Communication systems

ICS
33.060.30
CCS
发布
2015-02
实施

Characteristics of and protection criteria for systems operating in the mobile service in the frequency range 14.5-15.35 GHz

ICS
33.060.30
CCS
发布
2015-02
实施

Detailed specifications of the terrestrial radio interfaces of International Mobile Telecommunications-2000 (IMT-2000)

ICS
33.060.30
CCS
发布
2015-02
实施

Technical and operational characteristics and protection criteria of radiodetermination radars in the frequency band 2 900-3 100 MHz

ICS
33.060.30
CCS
发布
2015-02
实施

Electromagnetic compatibility and radio spectrum matters (ERM) - Short range devices (SRD) - Radio equipment to be used in the 40 GHz to 246 GHz frequency range - Part 2 : harmonized EN covering the essential requirements of article 3.2 of the R&TTE Direc

ICS
33.060.30
CCS
L06
发布
2015-01-24
实施
2015-01-24

Generic unwanted emission characteristics of mobile stations using the terrestrial radio interfaces of IMT-Advanced

ICS
33.060.30
CCS
发布
2015-01
实施

Antenna rotation variability and effects on antenna coupling for radar interference analysis

ICS
33.060.30
CCS
发布
2015-01
实施

Global circulation of IMT-2000 terrestrial terminals

ICS
33.060.30
CCS
发布
2015-01
实施

Multiple gigabit wireless systems in frequencies around 60 GHz

ICS
33.060.30
CCS
发布
2015-01
实施

Technical and operational requirements for stations of the aeronautical mobile (R) service (AM(R)S) limited to surface application at airports and for stations of the aeronautical mobile service (AMS) limited to aeronautical security (AS) applications in

ICS
33.060.30
CCS
发布
2015-01
实施

Characteristics of and protection criteria for sharing studies for radiolocation, aeronautical radionavigation and meteorological radars operating in the frequency bands between 5250 and 5850 MHz

ICS
33.060.30
CCS
发布
2015-01
实施

Testing methods of radio telegraph for ships'

ICS
33.060.30
CCS
发布
2014-12-28
实施

This Section of IEC 60835-2 deals with methods of measurement for transmitters including modulators, and receivers including demodulators, used in digital radio-relay systems. Measurements for adaptive equalizers are given in IEC 60835-2-8. Methods of measurement for the a.g.c. characteristic, selectivity and noise figure and receiver local oscillator frequency are generally applicable only when the receiver i.f. output is accessible. This may not be the case for receivers used in systems having a microwave demodulator or a low bit rate, e.g. below 2 Mbit/s.

Methods of measurement for equipment used in digital microwave radio transmission systems - Part 2: Measurements on terrestrial radio-relay systems - Section 4: Transmitter/receiver including modulator/demodulator

ICS
33.060.30
CCS
发布
2014-12-25
实施

This section of IEC 835-1 deals with the measurement of basic characteristics common to terrestrial radio-relay systems and satellite earth stations. These basic characteristics apply to all of the frequency ranges employed in the radio systems, i.e: radio frequency; - intermediate frequency; - baseband (e.g. clock frequency of the digital baseband signal). The method of measurement for each parameter (e.g. return loss) is presented, wherever possible, as a single clause which is applicable to any of the above frequency ranges. Where exceptions occur, they will be given in the relevant clauses.

Methods of measurement for equipment used in digital microwave radio transmission systems - Part 1: Measurements common to terrestrial radio-relay systems and satellite earth stations - Section 2: Basic characteristics

ICS
33.060.30
CCS
发布
2014-12-25
实施

This section of IEC 835-3 describes several methods of measuring the figure-of-merit (G/T) of the receiving systems of earth stations.

Methods of measurement for equipment used in digital microwave radio transmission systems - Part 3: Measurements on satellite earth stations - Section 7: Figure-of-merit of receiving system

ICS
33.060.30
CCS
发布
2014-12-25
实施

This section of IEC 835-3 deals with the methods of measurements applicable to very small aperture terminals (VSATs) of data transmit/receive type both in the star network (many VSATs controlled by the hub earth station) and in the point-to-point network. Some clauses may also be applicable to the receive-only type VSATs. This section does not handle the measurements of the hub earth stations equipment.

Methods of measurement for equipment used in digital microwave radio transmission systems - Part 3: Measurement on satellite earth stations - Section 13: VSAT systems

ICS
33.060.30
CCS
发布
2014-12-25
实施



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