CONTENTS

Annex 1�� A methodology to assess interference from BSS (sound) into terrestrial IMT‑2000 systems intending to use the band 2 630-2 655 MHz
�1���� Input data and scenarios
������� 1.1���� Characteristics of the systems
����������������� 1.1.1���� Terrestrial IMT‑2000 stations
����������������� 1.1.2���� BSS (sound) systems
�2���� Presentation of the results
�3���� Method of calculation and production of the results
������� 3.1���� Assessment of the interference into an IMT‑2000 base station
������ �����������3.1.1���� Aggregation of the interference from multiple satellites into a given IMT‑2000 base station receiver
����������������� 3.1.2���� Assessment of the interference received at a given IMT‑2000 site
����������������� 3.1.3���� Polarization discrimination
����������������� 3.1.4���� Further additional attenuation
������� 3.2���� Assessment of the interference into an IMT‑2000 mobile station
������� 3.3���� Algorithm to calculate single entry pfd masks
Appendix 1 to Annex 1� Impact of interference on terrestrial IMT-2000 cell coverage under Methods 2a and 2b in � 3.1.2 with the use of example W-CDMA parameters
�1���� Overview
�2���� Uplink case