Communication Satellites: Power Politics in SpaceArtech House, 1985 - 186 pagini |
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Pagina 62
... Factors The propagation properties of radio waves passing through diverse envi- ronments such as outer space , the atmosphere , clouds , and rain , vary with frequency . Some frequencies , particularly those above 4 MHz and below 27 MHz ...
... Factors The propagation properties of radio waves passing through diverse envi- ronments such as outer space , the atmosphere , clouds , and rain , vary with frequency . Some frequencies , particularly those above 4 MHz and below 27 MHz ...
Pagina 63
... factors determining communica- tions capacity of the spectrum resource . Since crowding is the chief limit to spectrum use , the cost of new , improved technologies for access to higher , less - congested frequency bands becomes a ...
... factors determining communica- tions capacity of the spectrum resource . Since crowding is the chief limit to spectrum use , the cost of new , improved technologies for access to higher , less - congested frequency bands becomes a ...
Pagina 76
... factors . Furthermore , these factors interact with each other to make predictions even more hazardous . The interactions are listed as : a . As demand grows and as existing systems become saturated , new technology will be developed ...
... factors . Furthermore , these factors interact with each other to make predictions even more hazardous . The interactions are listed as : a . As demand grows and as existing systems become saturated , new technology will be developed ...
Cuprins
Getting a Parking Slot in Space | 53 |
Squatters | 83 |
The Hidden Agenda Revealed | 137 |
Drept de autor | |
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Termeni și expresii frecvente
activities Administrative allocated allow antennas appropriation areas Assessment become benefits broadcasting capacity CCIR collective communications satellites concern Conference Convention cooperation coordination cost countries debate delegations demand dependency designated direct distribution domestic earth stations economic effect efficient establish factors force frequency frequency bands function Geneva geostationary orbit geostationary satellites global Group HDCs IFRB increase INTELSAT interests interference International International Telecommunication issue January Ku-Band LDCs less limited major March means military needs networks object October operating orbit/spectrum resource orbital slots organization outer space particular planning political position present problem procedures produced programs Radio receive regime regional Regulations Report requires satellite communications satellite systems signal Soviet Space Law spectrum standards technical telecommunications telephone Third World tions Treaty Union UNISPACE 82 United University users utilization WARC
Referințe la această carte
Global Telecommunications: The Technology, Administration, and Policies Raymond Akwule Vizualizare fragmente - 1992 |
International Space Law and the United Nations Nandasiri Jasentuliyana Nu există previzualizare disponibilă - 1999 |