Policy on Intellectual Property Right (IPR)
TABLE OF CONTENTS
1 Introduction
2 Usage of the 3 300-3 400 MHz band
2.1 Region 1
2.1.1 Summary of the 3 300-3 400 MHz band usage
survey in Africa
2.1.2 In-band co-existence (3 300‑3 400
MHz)
2.1.3 Adjacent band compatibility (3 100‑3 300
MHz)
2.2 Region 2
2.3 Region 3
3 System characteristics
3.1 Characteristics for IMT systems
3.1.1 Main characteristics of IMT BSs
3.1.2 Antenna pattern of the non-AAS IMT BSs
3.1.3 Main characteristics of IMT user terminals
3.1.4 Out of block emissions of IMT BSs
3.2 Characteristics of the Radiolocation systems
4 Propagation models
5 Interference criteria
5.1 Interference criteria for radar systems
5.1.1 Blocking of radar receivers
5.1.2 Radar interference criterion
5.2 Interference criteria for IMT systems
5.3 Methodology for interference calculation from IMT to Radar
5.3.1 Methodology for single entry studies in co-channel
5.3.2 Methodology for single entry studies in adjacent
channel
5.3.3 Methodology to calculate aggregated interference
6 Summary of results from the technical studies
6.1 In-band coexistence and compatibility studies
6.1.1 Introduction
6.1.2 Results of co-channel studies
6.1.3 Results of the frequency offset in-band study
6.1.4 Radar interference to IMT system
6.2 Adjacent-band compatibility studies
6.2.1 Introduction
6.2.2 Results of adjacent channel studies
6.2.3 Radar interference to IMT system
7 Analysis of the results
7.1 Analysis of the results of studies for non-AAS IMT Systems
7.2 Analysis of the results of studies for AAS IMT Systems
8 Technical and operational measures to ensure coexistence
8.1 Technical measures
8.2 Operational measures
8.3 Analysis of the technical and operational measures
Annex 1 Analysis of co-channel interference between IMT-Advanced systems
operating in the 3 300-3 400 MHz band and radar systems operating in
the same band
Study A
1 Technical characteristics of IMT and radar systems
1.1 IMT system parameters
1.2 Shipborne radar parameters
2 Propagation model and related parameters
3 Analysis approach
3.1 Single Entry Interference Analysis Approach
3.2 Aggregate Interference Analysis Approach
4 Co-channel single entry interference analysis results
4.1 Micro urban
4.1.1 Baseline analysis
4.1.2 Analysis with clutter loss
4.2 Macro urban
4.2.1 Baseline analysis
4.2.2 Analysis with Clutter Loss
5 Co-channel aggregate interference analysis results
5.1 Baseline analysis
5.1.1 Assumptions
5.1.2 22 km scenario
5.1.3 Protection distances
5.2 Sensitivity analysis
5.2.1 IMT cell radius
5.2.2 Percentage time
5.2.3 IMT BS activity factor
5.2.4 IMT BS power
5.2.5 IMT BS bandwidth
5.2.6 Propagation loss
Study B
1 Technical characteristics of IMT and Radar systems
1.1 IMT system parameters
1.2 Radar parameters
2 Coexistence and compatibility scenarios between IMT and Radar
2.1 Interference from IMT to ship based radar
3 Interference criteria
4 Propagation models
5 Study results
5.1 IMT micro base stations deployed in small cells outdoors
5.1.1 Single entry Interference from one IMT micro
base-station
5.1.2 Aggregation study of micro BS
5.1.3 Summary of co-channel study of interference from
Outdoor micro BS to shipborne radars
5.2 IMT base stations deployed in urban macro cells
5.2.1 Interference from only one IMT macro base-station
interference
5.2.2 Aggregation study
5.2.3 Summary of co-channel interference from urban macro
BS to shipborne radars
5.3 IMT terminal interference to Radar system
5.4 Radar interference to IMT system
Study C
1 Technical characteristics of IMT and land-based radar systems
1.1 IMT system parameters
2 Coexistence and compatibility scenarios between IMT and Radar
2.1 Interference from IMT to land based radar
3 Interference criteria
4 Propagation models
5 Study results
5.1 IMT micro base stations deployed in outdoor micro BS
5.1.1 Single entry Interference from one IMT micro
base-station
5.2 IMT base stations deployed in urban macro cells
5.2.1 Interference from only one IMT urban macro
base-station
Study D
1 Scenarios for coexistence study
2 System characteristics
2.1 Characteristics for IMT BS with Adaptive Antenna System
2.2 Characteristics of the Radiolocation systems
3 Propagation models
4 Interference criteria
5 Methodology for interference calculation from IMT to Radar
5.1 Methodology for single entry studies in co-channel
5.2 Methodology for single entry studies in adjacent-channel
6 Results of coexistence studies
6.1 Co-channel studies between single IMT base station and radar
6.2 Studies between IMT terminals and radars
7 Summary and concluding remarks
7.1 Co-channel studies
Study E
1 Technical characteristics of IMT and radar systems
2 Propagation model
3 Analysis approach
4 Co-channel single entry interference analysis results
Study F
1 Characteristics of IMT and radar systems
1.1 Radar system characteristics
1.2 Characteristics of IMT Systems
1.3 Antenna patterns for AAS
2 AAS Beamforming
3 Propagation environment
4 Radar beam pointing for analysing the interference from coastal IMT
deployments
5 Monte Carlo analysis of single entry I/N from a three
sector BS into shipborne radar D
5.1 Summary
6 Monte Carlo analysis of aggregated I/N from AAS-based IMT
deployments
6.1 Aggregated I/N for radars stationed 22 km from
the coastline
6.2 Co-channel separation distances between coastal macro IMT
deployments and ship based radars to meet the ITU-R M.1461 recommended radar
protection criteria of I/N = −6 dB
6.3 Summary
Annex 2 Analysis of adjacent channel interference between IMT-advanced systems
operating in the 3 300-3 400 MHz band and radar systems operating in
the 3 100-3 300 MHz band
Study G
1 Technical characteristics of IMT and radar systems
1.1 IMT system parameters
1.2 Shipborne radar parameters
2 Propagation model and related parameters
3 Analysis approach
3.1 Single entry interference analysis approach
3.2 Aggregate interference analysis approach
4 Off frequency rejection calculations
5 Adjacent band single entry interference analysis results
5.1 Micro urban
5.1.1 Baseline analysis
5.1.2 Analysis with clutter loss
5.2 Macro urban
5.2.1 Baseline analysis
5.2.2 Analysis with Clutter Loss
6 Adjacent band aggregate interference analysis results
6.1 Baseline analysis
6.1.1 Assumptions
6.1.2 22-km Scenario
6.1.3 Protection distances
6.2 Sensitivity analysis
6.2.1 IMT cell radius
6.2.2 Percentage Time
6.2.3 IMT BS Activity Factor
6.2.4 IMT BS Power
6.2.5 Guard Band
6.2.6 IMT BS Bandwidth
6.2.7 Propagation loss
Study H
1 Technical characteristics of IMT and Radar systems
1.1 IMT system parameters
1.2 Radar parameters
2 Coexistence and compatibility scenarios between IMT and radar
2.1 Interference from IMT to ship based radar
3 Interference criteria
4 Propagation models
5 Study results
5.1 IMT outdoor micro base stations
5.1.1 Single entry Interference from one IMT micro
base-stations
5.1.2 Aggregation study of micro base-stations
5.2 IMT base stations deployed in urban macro cells
5.2.1 Single entry Interference from one IMT station
5.2.2 Aggregation study
5.2.3 Summary of adjacent band interference from urban
macro BS to shipborne radars
5.3 IMT terminal interference to Radar system
5.4 Radar interference to IMT system
Study I
1 Technical characteristics of IMT and land-based radar systems
1.1 IMT system parameters
1.2 Radar parameters
1.3 Frequency rejection
2 Coexistence and compatibility scenarios between IMT and Radar
2.1 Interference from IMT to land based radar
3 Interference criteria
4 Propagation models
5 Study results
5.1 IMT micro base stations deployed in outdoor
5.1.1 Single entry Interference from one IMT micro
base-station
5.1.2 Aggregation study of micro base stations
5.2 IMT macro base stations
5.2.1 Single entry interference from one urban IMT 10MHz
macro base-station
Study J
1 Technical characteristics of IMT and land-based radar systems
1.1 IMT system parameters
1.2 Radar parameters
2 Coexistence and compatibility scenarios between IMT and Radar
3 Interference criteria
4 Propagation models
5 Study results
5.1 Single entry interference from IMT spurious emissions
5.1.1 IMT micro base-station
5.1.2 Urban IMT macro base-station
5.1.3 Sub-Urban IMT macro base-station
5.2 Single entry interference mitigation on IMT spurious emissions
level
5.2.1 IMT micro base-station
5.2.2 Urban IMT macro base-station
5.2.3 Sub-Urban IMT macro base-station
5.2.4 Conclusion
Study K
1 Scenarios for coexistence study
2 System characteristics
2.1 Characteristics for IMT BS with adaptive antenna system
2.2 Characteristics of the Radiolocation systems
3 Propagation models
4 Interference criteria
5 Methodology for interference calculation from IMT to Radar
5.1 Methodology for single entry studies in co-channel
5.2 Methodology for single entry studies in adjacent-channel
6 Results of coexistence studies
6.1 Adjacent-channel studies between single IMT base station and
radar
6.2 Studies between IMT terminals and radars
7 Summary and concluding remarks
7.2 Adjacent channel studies
7.2.1 10 MHz guard band
7.2.2 30 MHz guard band
Study L
1 Technical characteristics of IMT and radar systems
2 Propagation model
3 Modelling approach
4 Simulation results
4.1 AAS systems
4.2 Non-AAS systems
Study M
1 Introduction
2 Adjacent band sharing and compatibility study
2.1 Co-existence scenarios and assumptions
2.2 Study results for the co-existence between IMT non-AAS and
radars at 3 300 MHz
2.3 Study results for the co-existence between IMT AAS and radars
at 3 300 MHz
2.3.1 Results for single entry scenario
2.3.2 Monte-Carlo simulation results for multiple entry
case
2.4 Summary and conclusions
3 Possible interference mitigation techniques
3.1 Possible interference mitigation techniques for in-band
co-existence
3.2 Possible interference mitigation techniques for adjacent-band
co-existence
Attachment M.1 System parameters, co-existence scenarios, Interference
calculation/ simulation methodology
1.1 Radars characteristics (3 100-3 400 MHz)
1.2 IMT BS characteristics (3 300-3 400 MHz)
1.3 Interference calculation/simulation methodology
1 Overview on the scenario of coexistence between IMT and radar systems
2 Analysis of the interference from Base Stations in adjacent band
Attachment M.2 Calculation and simulations of potential interference from IMT
BS non-AAS to Radars at 3 300 MHz
Attachment M.3 Calculation and
simulations of potential interference from IMT with AAS to Radars at 3 300
MHz
3.1 Configuration, methodology and assumptions
3.2 Results for the single entry scenario
3.3 Results for the aggregated effect scenario
3.4 Comparison between single entry scenario and aggregated effect
scenario
3.5 Examples of interim results
Study N
1 Technical characteristics of IMT and radar systems
2 Propagation model
3 Modelling approach
4 Simulations results
4.1 Simulations of reference
4.2 Parametric study on the number of IMT BS rings in simulations
4.3 Parametric study on impact of AAS correlation coefficient
4.4 Parametric study on the impact of AAS electronic tilt
statistical law
4.5 Study case of IMT AAS deployment modelled with 20 rings
5 Summary of results