IEC/TC 102 - IEC_TC_102

Refers specifically to mobile radio transmitters and receivers for the transmission of data (telegraphy) signals. Is intended to be used in conjunction with IEC 60489-1. The terms and definition and the condition of measurement set forth in this standard are intended for type and acceptance tests. Covers bit streams,character strings, messages and selective calling

Deals with the definitions, the conditions and the methods of measurement used to ascertain the performance of receivers having audio-frequency bandwidths generally not exceeding 10 kHz for the reception of voice and other types of signals, using single-sideband amplitude modulation. The standard is intended to be used in conjunction with IEC 60489-1

Applies specifically to antennas used for transmitting and receiving in the mobile services. Defines terms and conditions of measurement used to ascertain the performance of antennas within the scope of this standard and makes possible a comparison of the results of measurements made by different observers on different equipment.

EN following parallel vote

Deals with measurement for cross-polarization interference cancellers (XPIC) used in digital microwave radio-relay systems.

Deals with the methods of measurements applicable to very small aperture terminals (VSATs) of data transmit/receive type both in the star network and in the point-to-point network.

Defines and describes the measurements normally carried out on high-power amplifiers used in satellite earth station transmitters.

Deals with measurement methods applicable to satellite news gathering (SNG) terminals.

Gives definitions and methods of measurement of the electrical characteristics of satellite earth-station antennas for frequencies above about 1 GHz. The methods are applicable to reflector type antennas for digital and analog signal transmission.

EN following parallel vote

Deals with measurements pertaining to the service channels used in digital microwave radio-relay systems. Two basic methods are commonly used for the transmission of service channel signals (that is voice, supervisory and control signals).

Deals with measurements carried out on service channel equipment utilizing SCPC-PSK (single-channel-per-carrier, phase-shift-keying) terminals. The measurements described are applicable to service channel equipment with voice interface.

This measurement methods for an N+1 switching configuration are also applicable to N+2 switching arrangements, to 1+1, twin-path and hot standby arrangements.

EN following parallel vote

EN following parallel vote

Describes several methods of measuring the figure-of-merit (G/T) of the receiving systems of earth stations.

EN following parallel vote

Deals with the measurement of transmission performance and applies to simulated digital microwave transmission systems or sub-systems.

Deals with methods of measurement of the characteristics which may be of importance for the transmission performance of microwave systems with digital modulation. The need to carry out any particular measurement and the limits to be met depend, for example, on the bit rate and the method of modulation.

Deals with methods of measurement on single-channel-per- carrier, phase-shift-keying, (SCPC-PSK) terminal equipment utilizing PCM encoding. The SCPC-PSK terminal may be used in a pre-assigned mode or integrated in a demand assignment multiple access (DAMA) network.

Describes methods of measurement on overall system performances on satellite earth stations.

Describes methods of measurement on low-noise amplifiers used in satellite earth stations.

Deals with the methods of measurement on a digital radio signal processsing subsystem.

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 EN 60835-2-8.

Deals with methods of measurment on Time Division Multiple Access (TDMA) terminal equipment. There are various types of TDMA systems which may differ, for instance, in the bit rate, the frame/burst format, and/or the acquisition and synchronisation scheme. The methods of measurement are described as generally as possible so that they may be applicable to various TDMA terminal equipment used in many international and regional satellite systems.

For the purpose of this section, diversity equipment is assumed to consist of the circuits for switching and/or combining the diversity channels, excluding the channel equipment itself, i.e. transmitters, receivers, modulators, demodulators, etc. although these may also be involved in the measurements.

Gives methods of measurement of the electrical characteristics of antennas used in terrestrial radio-relay systems at frequencies above 1 GHz. The methods are suitable for both line-of-sight and tropospheric scatter radio-relay systems using linear polarization.

Describes methods of measurement of the electrical characteristics of up-converters and down-converters used in satellite earth station transmitters and receivers with digital modulation.

Methods are given for the measurement of the electrical characteristics of frequency modulators. Furthermore, where possible, only measurements involving the basic modulator are considered, excluding the baseband section comprising the pre-emphasis network and the networks associated with sound sub-carrier signals, pilot signals and auxiliary signals.

Methods are given for the measurement of the electrical characteristics of frequency demodulators. Threshold and carrier-to-noise measurements are included because these are essential for satellite systems. Where possible, only measurements involving the basic demodulator are considered, excluding the equipment comprising the de-emphasis network and the networks associated with sound sub-carrier signals, pilot signals and auxiliary signals.

This section deals with baseband-to-baseband measurements for frequency division multiplex (f.d.m.) telephony. These measurements are additional to those given in part 1, section four of this publication, which are common to telephony and to television, for example group-delay and amplitude/frequency characteristics.

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.

Deals with methods of measurement for branching networks used in digital radio-relay systems.

The measurements are intended to characterize the system equalizer in the presence of selective fading and may also be performed on systems without adaptive equalizers.

Deals with measurements to be carried out during factory acceptance tests and type approval tests on a complete simulated digital radio-relay system, following tests on the individual parts of the system.

Describes measurements for satellite earth stations. Should be used in conjunction with EN 60835-1-1.

Describes measurements for terrestrial radio-relay systems. Should be used in conjunction with EN 60835-1-1.

The conditions of measurement and the methods of measuring the characteristics given in the standard are common to terrestrial radio-relay and satellite earth station systems using digital modulation. These test methods are general and are applicable to systems of all capacities. Describes the conditions and methods of measurement to be used to ascertain the performance of digital microwave radio transmission systems and of the equipment used in such systems.

Describes methods of measurement of the electrical characteristics of the low-noise amplifier which follows an earth station antenna.

Deals with baseband-to-baseband measurements of the noise performance of simulated radio-relay systems used for frequency division multiplex telephony. These measurements are additional to those already given in Part 3, Section Three of HD 477.3.3

Deals with measurements for monochrome and colour television transmission over simulated radio-relay systems. The measurements are additional to those already given in Part 3, Section Two of this publication.

Deals with methods of measurement for sound-programme analogue channels carried by radio-relay systems. Concerned only with the audio-frequency band and is additional to the measurement described in sections three, four and five of this publication. Sound channels can be derived using analogue or time division multiplex techniques.

Gives certain definitions and some general observations on simulated systems.

Deals with baseband measurements on simulated radio-relay systems which are not directly related to a particular type of signal actually being transmitted. These measurements are carried out typically at the modulator input and the demodulator output points and exclude auxiliary terminal equipment.

Deals with measurements on diversity equipment used for making two or more receivers at a radio-relay station suitable for diversity reception. Diversity equipment is assumed to comprise the circuit for switching and/or combining the diversity channels, excluding the diversity channel equipment itself i.e. transmitters, receivers, modulators, demodulators, etc., although these may also be involved in the measurements. Measurements on twin-path and hot stand-by equipment which are not treated in Part 2, Section Two of the publication are also considered in this section. However, measurements related to the properties of the switch and of the switching process, which are applicable equally to stand-by channel switching equipment and to diversity, twin-path and hot stand-by equipment, will be covered by reference to Part 2, Section Two.

Gives methods of measurement for the electrical characteristics of frequency modulators, using where possible only measurement involving the basic modulator.

Gives methods of measurement for the electrical characteristics of frequency demodulations. Where possible the measurements are limited to the basic demodulator excluding the de-emphasis network and the networks associated with sound sub-carrier signals, pilot signals and auxiliary signals.

Deals with measurements for sub-systems used for stand-by channel switching. Gives methods of measurement for the transmission characteristics of sub-systems inserted in the transmission chain.

Gives standard conditions of measurement and methods of measuring the characteristics common to sub-systems of terrestrial line-of-sight radio-relay systems and to simulated radio-relay systems using frequency modulation. The tests described are limited to analogue transmission systems. Standardizes the conditions and methods of measurement to be used to ascertain the performance of terrestrial radio-relay systems and of the equipment used in such systems, and facilitates the comparison of the results of measurements made by different observers. Contains details of selected methods of making measurements to enable the assessment of the essential properties of a terrestrial radio-relay system and of the equipment used in such systems.

Defines measurement methods for assessing the electrical characteristics of sub-systems in order to facilitate the comparison of results of measurements made by different observers. The methods described are intended for 'type' and 'acceptance' tests and they may also be used for factory tests.