TR 101 938 : 1.2.1
Current
The latest, up-to-date edition.
FIXED RADIO SYSTEMS; MULTIPOINT ANTENNAS; CENTRAL AND REPEATER STATION ELECTRONICALLY STEERABLE ANTENNAS FOR MULTIPOINT (MP) FIXED RADIO SYSTEMS IN THE 3 GHZ TO 11 GHZ BAND
Hardcopy , PDF
English
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Intellectual Property Rights
Foreword
Introduction
1 Scope
2 References
3 Definitions, symbols and abbreviations
3.1 Definitions
3.2 Symbols
3.3 Abbreviations
4 Overview of electronically steerable antennas
4.1 General properties
4.2 Technology overview
4.2.1 Phased array antennas
4.2.2 Multiple beam antennas
4.2.3 Other types of electronically steerable antennas
5 Radiation pattern specific issues
5.1 Merged Radiation Pattern Envelope
5.2 Boresight gain
5.3 Scan sector
5.4 Sidelobes
5.5 Cross-polarization
5.6 Elevation radiation pattern
6 Electronics related issues
6.1 Switching
6.2 Gain stability
6.3 Interfaces
6.4 Spectrum issues
6.5 Noise
6.6 Input level range
6.7 Reciprocity
6.8 Equipment failure issues
7 Other issues
7.1 Mechanical issues
7.2 Esthetical issues
7.3 Safety, EMC, overvoltage protection and microinterruptions
on power supply
8 Conformance tests
8.1 Radiation pattern
8.2 Spectrum
9 Relation to existing standards
9.1 Comparison to EN 302 085
10 Conclusions
History
Specifies the essential electrical requirements for linearly polarized electronically steerable antennas to be utilized with Multipoint (MP) systems, for central station and repeater station applications, operating in frequency bands from 3 GHz to 11 GHz.
| Committee |
TM 4
|
| DevelopmentNote |
1.1.1 is a withdrawn version. (02/2003)
|
| DocumentType |
Standard
|
| Pages |
15
|
| PublisherName |
European Telecommunications Standards Institute
|
| Status |
Current
|
| ETS 300 456 : 20001 | SATELLITE EARTH STATIONS AND SYSTEMS (SES) - TEST METHODS FOR VERY SMALL APERTURE TERMINALS (VSATS) OPERATING IN THE 11/12/14 GHZ FREQUENCY BANDS |
| EN 60950:2000/corrigendum:2002 | SAFETY OF INFORMATION TECHNOLOGY EQUIPMENT |
| EN 302 085 : 1.2.3 | FIXED RADIO SYSTEMS; POINT-TO-MULTIPOINT ANTENNAS; ANTENNAS FOR POINT-TO-MULTIPOINT FIXED RADIO SYSTEMS IN THE 3 GHZ TO 11 GHZ BAND |
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