Policy on Intellectual Property Right (IPR)
1 Introduction
2 Applicable performance
metrics
3 Assumptions
3.1 Radio-navigation
satellite service
3.2 Radar
3.2.1 Receive signal model
3.2.2 Antenna models
4 Protection criteria for
radiodetermination radars
4.1 Protection
criteria
4.2 Relation
between acceptable interference level and radar performance
4.2.1 Radars
without optimal reception of returned signal
4.2.2 Radars
that use the burst of pulses
4.2.3 Radars
with optimal reception of returned signals
4.3 Consideration
of statistical aspects of interference to radars from radio-navigation
satellite systems
5 Simulation/estimation
results
5.1 Time/amplitude
characteristics of the global positioning system signals as viewed by a radar
5.1.1 Approach
5.1.2 Sampling
period
5.1.3 Results
5.1.4 Conclusions
using Recommendation ITU-R M.1463 radar protection criterion
5.2 Estimation of
effect from interference caused by the GLONASS System on the performance of
radiodetermination radars operating in the frequency band 1 215‑1 260 MHz
using alternative radar protection criteria
5.2.1 Returned
signal power level
5.2.2 Interference
situation simulation
5.2.3 Analysis
of simulation results
6 Radar/radio-navigation
satellite service compatibility measurements
6.1 System 2
– Generic radio-navigation satellite service system test
6.2 System 5
– GALILEO/Compass test
6.3 System 5
– GALILEO/Primary Surveillance Radar Test
7 Technical and operational
methods for reduction of interference to radars
7.1 Reduction of
interference by techniques used by primary radar
7.1.1 Frequency
separation and agility
7.1.2 High-gain
receiving antenna and polarization
7.1.3 Target
data processing algorithms
7.1.4 Additional
radar transmitted power
7.2 Operational
techniques using multiple systems
7.2.1 Use of
beacons
7.2.2 Overlapping
coverage
7.3 Characteristics
of radio-navigation satellite service systems to improve compatibility with
radar
7.3.1 Radio-navigation
satellite service systems signal power
7.3.2 Radio-navigation
satellite service systems signal bandwidth
7.3.3 Pulsed
radio-navigation satellite service systems signals
7.4 Consideration
of statistical aspects of interference to radars from radio-navigation
satellite service systems
Annex 1 References
Annex 2 System 2 – Generic radio-navigation satellite
service system test
1 Description of long-range
l-band radar
1.1 General
description of the radar
1.2 Receiver
processing
1.3 Antenna
characteristics
2 Test set-up
2.1 Desired
signals
2.1.1 Injected
targets
2.1.2 Live
targets
2.2 Undesired
signals
2.2.1 General
2.2.2 Duration
of RNSS signals with injected targets
2.3 Live target
tests
2.3.1 Test
procedures
3 Test results
3.1 Simulated
targets with single channel operation
3.2 Simulated
targets with dual channel operation
3.3 Results of
live sky tests
4 Conclusions
Annex 3 Undesired signal calibration and IF
selectivity
Annex 4 Radar technical characteristics
Annex 5 Radio-navigation satellite service system
emission signal plots
Annex 6 System 5 – GALILEO/Compass test
1.1 Description of
radar/radio-navigation satellite service system interference test
1.2 Test set-up
1.2.1 Test-bed
radar
1.2.2 Signals
from systems in the radio-navigation satellite service
1.2.3 Radionavigation
satellite service and target signal generator
1.3 Test data
1.3.1 Calibration
data
1.3.2 Noise
and interference data
1.3.3 Probability
of detection data
1.3.4 Probability
of false alarm data
1.3.5 Validation
of measured data
1.4 Conclusions
Annex 7 Calculation of probability of detection and
probability of false alarm
Annex 8 System 5 – GALILEO/Radar Test
1 System 5 –
GALILEO/Radar Test
1.1 Description
1.1.1 General
approach
1.1.2 Objective
2 Test set-up
2.1 Overview
2.2 Characteristics
of the used test equipment
2.2.1 RRP-117
– Radar
2.2.2 Characteristics
of the radar target generator
2.2.3 Characteristics
of the GALILEO E6-signal generator
2.2.4 Frequency
monitoring car
2.2.5 Calibration
of the GALILEO-E6 nominal receive power level
3 Test results
4 Conclusion