nITU-R TG 8/1: Radio
–spectrum
allocation: at WARC-92, set aside 1885-2025 and 2110-2220 MHz bands worldwide for terrestrial &
satellite, lower band pretty much free in
Europe and Japan, used in China for CDMA and
WLL, used in North America for PCS ......
–satellite
component
–technology
evaluation & choice
–interface
specification
nITU-T SG 11 (lead), 2, 7, 13, 16: Network
–services,
numbering, charging
–switching,
signaling, protocols
–security
–operation
& management
–performance