Y. Fukuyo et al., DEVELOPMENT OF AN ULTRASMALL SATELLITE COMMUNICATION TERMINAL PREVENTING TELECOMMUNICATIONS ISOLATION, NTT review, 9(3), 1997, pp. 120-125
NTT has developed a Ku-band satellite communication system using ultra
small earth stations (Ku-1ch) for areas which have no telecommunicatio
n isolation prevention measures. Two types of terminals, portable term
inal and fixed, can be used, and one voice channel connected to the pu
blic network is assigned to each terminal.