Annex 1 - Methodology for assessing
the maximum aggregate epfd at an ARNS station from all RNSS systems operating
in the 1 164-1 215 MHz band
1 Method for calculating
the maximum epfd from satellites of one RNSS system
1.1
Definition of epfd
1.2
General
consideration
1.3
Method
for calculating the maximum epfd for a non-GSO RNSS system
1.4
Method
for calculating the maximum epfd for a GSO RNSS system
2 Method for calculating
the maximum aggregate epfd from all RNSS systems
2.1
Data
required for each system
2.2
Combination
of epfds of systems with similar signal characteristics
2.3
Combination
of epfd’s of systems with different signal characteristics
2.4
Check
of results
Appendix 1
to Annex 1 - A simulation methodology for determining the maximum epfd for a
non-GSO RNSS system
1 Method and simulation
approach description
2 Simulation assumptions
2.1
Orbit
model
2.2
Antenna
parameters
2.3
Calculation
of the simulation time
Appendix
2 to Annex 1 - Analytical methodology
for assessing the maximum epfd of a single RNSS system operating in the band 1 164-1 215 MHz
1 Introduction
2 Description of the
methodology
3 Non-GSO examples
Annex 2 -
ARNS reference station characteristics to be used in epfd calculation
1 ARNS antenna
characteristics
2 ARNS station
location