Annex 1 - An analytical methodology
for calculating interference probability from non-GSO MSS earth station to LMS
operating below 1 GHz����
�1���� Introduction������
�2���� Interference model
between non-GSO MSS system and land mobile communications system����
�3���� Propagation loss between
MES and base station of MS system����
�4���� System parameters����������
�5���� Computation of the
interference coordination distance when the existing MS system is in the
communications mode����
������� 5.1����
Interference
from MES to base station (path (1) in Fig. 3)���
������� 5.2����
Interference
from MES to LMS (path (2) in Fig. 3)
�6���� Computation of the
interference coordination distance when the existing MS system is in the
waiting mode����
������� 6.1����
Interference
from MES to base station (path (1) in Fig. 3)���
������� 6.2����
Interference
from MES to LMS (path (2) in Fig. 3)
�7���� Evaluation of
interference probability��������
������� 7.1����
Probability
of co-channel transmission of MS system and MES�������
������� 7.2����
Other
parameters to be considered
������� 7.3����
Overall
of interference probability���
Annex 2 -
Methods and statistics for determining sharing between MSS earth station� transmitters below 1 GHz and mobile
stations����
�1���� Introduction������
�2�� ��Potential interference from MSS to mobile services�����������
�3���� Summary of the
methodology�������
������� 3.1����
Coordination
contour���������
������� 3.2����
Calculation
of threshold exceedance probability������
����������������� 3.2.1����
Geographic
area for the calculation
����������������� 3.2.2����
Single
transmitter pfd probability density function���
����������������� 3.2.3����
Multi-carrier
pfd probability density function����������
����������������� 3.2.4����
Probability
that MES transmitters are activated������
����������������� 3.2.5����
Exceedance
probability�����
����������������� 3.2.6����
Exceedance
probability versus actual interference��
�4���� Reference propagation
model�������
�5���� Probability of multiple MES transmissions�
�6���� Evaluation of single
carrier pfd probability distribution�������
�7���� Evaluation of
multi-carrier pfd probability distribution��������
�8���� Determination of MES
transmission probability�����
�9���� Calculation of
exceedance probability�������
Appendix 1
to Annex 2 - Example application of the calculation methodology����
�1��
��Introduction������
�2����
Protection contour calculation������
�3����
Pfd distributions
�4���� Interference probability����
Annex 3 -
Statistical modelling of frequency sharing between stations in the MS and� non-GSO MSS earth stations with primary
allocations� (Earth-to-space) below 1
GHz����
�1���� Introduction������
�2���� Statistical modelling of
interference from non-GSO MSS MESs into mobile service stations����������
�3���� Modelling of
interference from mobile service stations into non-GSO MSS satellites����������
Appendix 1
to Annex 3 - Example applications of the statistical models����
�1���� Introduction������
�2���� Potential interference
from non-GSO MSS earth stations into LMS����������
�3���� Potential interference
from LMS into non-GSO MSS satellites������
Annex 4 -
Use of the dynamic channel assignment technique for frequency interference
avoidance����
�1���� Introduction������
�2���� DCAAS operation�����������
������� 2.1����
Channel
selection���
������� 2.2����
Channel
implementation�����
������� 2.3����
Message
lengths����
�3���� DCAAS probability
considerations����������
������� 3.1����
Probability
of assigning an active channel����
������� 3.2����
Probability
of an MES transmitting near a mobile receiver���
�4���� Summary of interference
avoidance due to the DCAAS technique�
������� 4.1����
Aspects
of the sharing approach�����
�5���� Demonstration of
avoidance of interference����������
������� 5.1����
Initial
tests simulation����������
������� 5.2����
Demonstration
tests�����������
����������������� 5.2.1����
Satellite
receiver sensitivity tests����
����������������� 5.2.2����
DCAAS
testing����
����������������� 5.2.3����
Interference
into land mobile systems���� �����