TR 101 939 : 1.1.1
Current
The latest, up-to-date edition.
FIXED RADIO SYSTEMS; MULTIPOINT-TO-MULTIPOINT SYSTEMS; REQUIREMENTS FOR BROADBAND MULTIPOINT-TO-MULTIPOINT RADIO SYSTEMS OPERATING IN THE 24,25 GHZ TO 29,5 GHZ BAND AND IN THE AVAILABLE BANDS WITHIN THE 31,0 GHZ TO 33,4 GHZ FREQUENCY RANGE
Hardcopy , PDF
English
Intellectual Property Rights
Foreword
1 Scope
2 References
3 Symbols and abbreviations
3.1 Symbols
3.2 Abbreviations
4 General characteristics
4.1 MP-MP general system architecture
4.1.1 Startup phase
4.1.2 Low density of subscribers
4.1.3 High density of subscribers
4.2 Reference diagram
5 Deployment issues
5.1 Use as an access system
5.2 Coverage
5.3 Spectrum Efficiency
5.4 Backhaul links
5.5 Use of TDD or FDD
5.6 QoS issues
5.7 System capacity
5.8 Applicability of existing TM4 specifications
6 Co-ordination aspects
6.1 Co-existence between MP-MP and P-MP systems
Annex A: Requirements for MP-MP systems operating in the
26 GHz and 28 GHz frequency bands
Annex B: Requirements for MP-MP systems operating in the
31 GHz and 32 GHz frequency band
Annex C: Co-existence simulations for P-MP and MP-MP
networks
C.1 Introduction
C.2 Methodology
C.2.1 System modelling
C.2.2 Rain fading
C.2.3 MP-MP system characteristics
C.2.4 Propagation
C.2.5 Antenna beam profiles
C.2.6 Geometry
C.2.7 Interfering power calculation
C.3 Adjacent area, co-channel case
C.3.1 Mesh to P-MP BS results - dry weather
C.3.2 Effects of rain
C.3.3 Mesh to P-MP TS interference
C.3.4 Conclusions for the co-channel case
C.4 Same area adjacent/near adjacent channel case
C.4.1 The interference model
C.4.2 Results for mesh to P-MP BS - adjacent channel
C.4.3 Effect of Guard Bands
C.4.4 Results for Mesh to P-MP TS
C.4.5 Effect of guard bands
C.4.6 Conclusions for systems in overlapping areas
Annex D: Bibliography
History
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