DAMA (Demand Assigned Multiple Access) A wireless access technique used extensively in satel- lite systems. DAMA is a variation of frequency division multiple access (FDMA), which assigns Earth stations specific uplink and downlink frequencies within an allotted range licensed for use. DAMA assigns available channel capacity to an Earth station from a pool of bandwidth, on demand and as available in a 74570c04.qxd 9/11/07 12:19 PM Page 124 |