What is downlink frequency?

The communication between satellite towards earth station receiver is known as downlink frequency. Downlink frequency of satellite is the frequency at which the satellite is transmitting the signal and earth station receiving it. Downlink frequency range = 3.7 GHz to 4.2 GHz.

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How is downlink calculated?

Down link C/No (dB Hz) It is the down link carrier to noise ratio. It can be calculated as follows. Solution: Down link C/N o(dB Hz) = Satellite operating EIRP – Downlink path loss – Down link rain attenuation – Receiving antenna pointing loss + Receiver G/T +228.6 .

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What is frequency planning in GSM?

GSM mobile system like other communication systems has the frequency band used in the systems depends on the type of the GSM system, cellular system means dividing the area region the system installed in it in to many cells, each cell and each channel must has it’s own frequency, so the frequency planning is very …

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