Annex
1� Telecommunication requirements and characteristics
of EESS and MetSat service DCS and platform location
�1���� Principle and applications
�2���� Satellite system design
������� 2.1���� LEO satellite systems
������� 2.2���� GSO satellite systems
�3���� Platform location
�4���� Platform modes of operation
������� 4.1���� Interrogated platforms
�����������������
4.1.1���� Interrogated
platforms in GSO satellite systems
�����������������
4.1.2���� Interrogated
platforms in LEO satellite systems
������� 4.2���� Platforms operating in a random access
mode
������� 4.3���� Self-timed platforms
�5���� Typical platform transmitter
characteristics
������� 5.1���� Platforms of LEO systems
�����������������
5.1.1���� PSK/PM platforms
�����������������
5.1.2���� Mixed QPSK
platforms
�����������������
5.1.3���� GMSK platforms
�����������������
5.1.4���� Receiver downlink
������� 5.2���� Platforms of GSO systems
�����������������
5.2.1���� International
Data Collection System (IDCS)
�����������������
5.2.2���� Regional data
collection service
�6���� Typical satellite receiver
characteristics
������� 6.1���� LEO satellite receiver characteristics
�����������������
6.1.1���� ARGOS DCS
satellite receiver characteristics
�����������������
6.1.2���� MOS DCS satellite
receiver characteristics
�����������������
6.1.3���� Brazilian DCS
satellite receiver characteristics
������� 6.2���� GSO satellite receiver characteristics
������� 6.3���� LEO satellite-to-platform transmitter
characteristics
������� 6.4���� LEO satellite-to-station transmitter
characteristics for transparent transponder
������� 6.5���� GSO satellite transmitter
characteristics
�7���� Conclusions
�