1
Introduction
2 Compatibility
analysis
3 References
4 Conclusion
5 Definitions and
abbreviations
5.1
Definition
5.2
Abbreviations
Annex 1 Study A Compatibility of air surveillance radars and
meteorological radar with IMT systems within the 2 700-2 900 MHz band
1 Introduction
2 Executive
summary
3 Scope
4 Overview of
study results
4.1
IMT interference criteria levels 10
4.2
Required ASR and meteorological radar separation distances based
on radar protection criteria levels
4.3
Utilization of the 2 700-2 900 MHz band (Impact on IMT systems)
4.4
Application of interference mitigation techniques
5 Conclusions
Appendix 1 to Annex 1 Air surveillance radars, meteorological
radars and IMT system characteristics, propagation scenarios, simulation
methodologies and interference mitigation techniques
1 Parameters of
IMT systems
2 Air surveillance
and meteorological radar parameters
3 IMT radio
interface interference criteria
4 Propagation
model
5 Deployment
scenarios studied
5.1
Macro cell deployments
5.2
Micro cell deployments
5.3
Pico cell deployments
Appendix 2 to Annex 1 Results of IMT sharing studies with air
surveillance Type A, Type B and Type C radars within the 2 700-2 900 MHz band
1 Air surveillance
radars
2 Interference to
air surveillance radars from IMT systems
2.1
Type A and Type B Air surveillance offset from a macro network
2.2
Type B air surveillance radars offset from a micro network
2.3
Type B air surveillance radar offset from a basic pico cell
network
3 Discussion of
results
Appendix 3 to Annex 1 Results of IMT co-frequency compatibility
studies with meteorological (Type G) radar within the 2 700-2 900 MHz band
1 Meteorological
radars
1.1
Meteorological radar offset from an IMT macro network
2 Meteorological
radar offset from an IMT micro network
3 Meteorological
radar offset from a basic pico cell network 27
4 Discussion of
results
Appendix 4 to Annex 1 Impact of air surveillance radars and
meteorological radar operations upon IMT systems within the 2 700-2 900 MHz
band
1 IMT as victim
system
1.1
Macro, micro and pico cell deployments
1.2
Interference from multiple radars into IMT-2000
2 Discussion of
results – Interference from radars into IMT-2000 stations
3 Potential
interference mechanisms
4 AGC interference
mechanisms
5 Filter and mixer
interference mechanisms
6 ADC interference
mechanisms
Annex 2 Study B Compatibility of airport surveillance radars and
meteorological radar with IMT Systems within the 2 700-2 900 MHz band
1 Parameters of
IMT-2000 and IMT-Advanced
2 Aeronautical
radionavigation and meteorological radar parameters
3 Interference
criteria of the systems
4 Propagation
model
5 Evaluation
methodology
5.1
Radar to cellular interference 44
5.2
Cellular to radar interference: Methodology for single and
aggregate base stations
5.3
Frequency dependent rejection
6 Deployment
scenarios studied
7 Results
7.1
Radar as victim system, no mitigation techniques
7.1.1 Interference from IMT
macro base stations
7.1.2 Interference from
IMT micro base stations
7.1.3 Interference from
IMT pico base stations
7.1.4 Interference from
IMT to other types of radars
7.2
IMT as victim system
7.2.1 Effects on LNA, AGC
and ADC
7.2.2 Quality of service
degradation due to pulsed radar interference 50
OFDM analysis
CDMA analysis
7.3
Radar as victim system, mitigation techniques used
8 Conclusion
Appendix 1 to Annex 2 Clutter loss modifications to
propagation model ITU-R P.452
Appendix 2 to Annex 2 IMT base station front-end filters
Appendix 3 to Annex 2 Detailed analysis of radar interference to
IMT terminals
I Short radar
pulses
1 Introduction
2 Characteristic
of the radar interference
3 Mechanism of
radar interference to IMT-2000/WCDMA downlink receiver
3.1
General
3.2
Effect of radar pulses on a linear spread spectrum receiver
3.3
Mitigation effects: Hard limiter and FEC
3.4
Automatic gain control (AGC)
II Long radar pulses
1 Introduction
2 Review of
interference mechanism
3 Radar
characteristics
4 The simulation
model
5 Simulation
results
6 Conclusions