Patent ID: 6018658
Filing Date: 2000-01-25
Classification: H04B,H04W

Abstract:
A radiocommunications system by means of moving satellites in low orbit, and a least one geostationary satellite, characterized in that to increase the transmission capacity between the hand-held or mobile stations (1, 2) and at least one ground station (4), transmission of data takes place over first and second paths, the first path (a, b) comprising a data interchange path (a) between hand-held or mobile stations (1, 2) and moving satellites (3) in low orbit, and a data interchange path (b) between the moving satellites (3) in low orbit, and a data interchange path (b) between the moving satellites (3) in low orbit and the ground station (4); and the second path (c, d) comprising an up path (c) from the ground station (4) to the geostationary satellite (7) and a down path (d) from the geostationary satellite (7) to the hand-held or mobile stations (1, 2).