satellite frequency

См. также в других словарях:

• Satellite radio — is an analogue or digital radio signal that is relayed through one or more satellites and thus can be received in a much wider geographical area than terrestrial FM radio stations. While in Europe many primarily FM radio stations provide an… …   Wikipedia

• satellite communication — Introduction  in telecommunication, the use of artificial satellites to provide communications links between various points on Earth (Earth satellite). Communications satellites relay voice, video, and data signals between widely separated fixed… …   Universalium

• Satellite Internet access — Satellite Internet services are used in locations where terrestrial Internet access is not available and in locations which move frequently. Internet access via satellite is available worldwide, including vessels at sea and mobile land… …   Wikipedia

• Satellite temperature measurements — have been obtained from the troposphere since 1978. By comparison, the usable balloon (radiosonde) record begins in 1958.Satellites do not measure temperature as such. They measure radiances in various wavelength bands, which must then be… …   Wikipedia

• Satellite DNA — consists of very large arrays of tandemly repeating, non coding DNA. Satellite DNA is the main component of functional centromeres, and form the main structural constituent of heterochromatin.[1][2] The name satellite DNA refers to how… …   Wikipedia

• Frequency-division multiple access — or FDMA is an channel access method that is used by radio systems to share a certain radio spectrum between multiple users. The users are individually allocated one or several frequency bands, allowing them to access the radio system without… …   Wikipedia

• Frequency coordination — is a technical and regulatory process which is intended to remove or mitigate radio frequency interference between different radio systems which utilise the same operational frequency.Normally frequency coordination is undertaken by… …   Wikipedia

• Satellite television — List of digital television broadcast standards DVB standards (Europe) DVB S (satellite) DVB S2 DVB T (terrestrial) DVB T2 DVB C …   Wikipedia

• Satellite modem — A satellite modem or sat modem is a modem used to establish data transfers using a communications satellite as a relay.There is a wide range of satellite modems from cheap devices for home internet access to expensive multifunctional equipment… …   Wikipedia

• Satellite dish — A C band satellite dish …   Wikipedia

• Satellite navigation — Geodesy Fundamentals Geodesy · …   Wikipedia