Future Space Programs: Hearings Before the Committee on Science and Technology, U.S. House of Representatives, Ninety-fifth Congress, Second Session, January 24, 25, 26, 1978U.S. Government Printing Office, 1978 - 986 páginas |
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Página 43
... Intelsat alone is projected to grow by a factor of 17 to 20 times the number of current communications channels by 1993 and by over 100 times by 2000. The possibility of beam interference becomes a real and significant factor by 43.
... Intelsat alone is projected to grow by a factor of 17 to 20 times the number of current communications channels by 1993 and by over 100 times by 2000. The possibility of beam interference becomes a real and significant factor by 43.
Página 44
... significant factor by 1981. Crowding of both the frequency spectrum and the preferred geosynchronous orbit positions may lead to communications " rationing " in the 1980 decade unless large , integrated communications platforms are ...
... significant factor by 1981. Crowding of both the frequency spectrum and the preferred geosynchronous orbit positions may lead to communications " rationing " in the 1980 decade unless large , integrated communications platforms are ...
Página 46
... significant barriers to be overcome , including the current public image of microwave radiation hazards . Their most important comment was , " Stop treating the solar power satellite like a space program and start treating it like a ...
... significant barriers to be overcome , including the current public image of microwave radiation hazards . Their most important comment was , " Stop treating the solar power satellite like a space program and start treating it like a ...
Página 48
... significant overseas competition has been identified . Both Japan and the Federal Republic of Germany appear to be ... significant competition in the space communications area and have captured a significant share of the market ...
... significant overseas competition has been identified . Both Japan and the Federal Republic of Germany appear to be ... significant competition in the space communications area and have captured a significant share of the market ...
Página 57
... significant share of the market . Two important pieces of information come from the study . One was a look at potential markets for the services and products from space in the areas of communications , materials and energy . We went at ...
... significant share of the market . Two important pieces of information come from the study . One was a look at potential markets for the services and products from space in the areas of communications , materials and energy . We went at ...
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activities agencies applications areas believe benefits budget capability Chairman commercial Committee on Science communications satellite concept Congress continue cost demonstrated earth resources satellite economic effort energy engineering environment environmental establishment experimental experiments exploration extraterrestrial feasibility flight Fraunhofer line funding fusion power future space programs geosynchronous geosynchronous orbit global goals Government High Frontier important initial INTELSAT investment KM² Landsat data Landsat images Landsat programs lunar LUNETTA major maps materials ment microwave million missions Module NASA NASA's Olin E operational system orbit payloads planning potential Powersoletta private sector problems processing products and services reflectors remote sensing requirements role satellite system Science and Technology scientific Seasat Skylab Solar Power Satellite space industrialization SPACE LIGHT space science Space Shuttle space technology space transportation spacecraft Spacelab studies TEAGUE terrestrial tion U.S. Geological Survey United utilization