What do you mean by ARFCN?

What do you mean by ARFCN?

- Absolute Radio Frequency Channel Number, a code to specify a pair of physical radio carriers and channels within the spectrum that is allocated for cellular mobile communications.
- ARFCN is used for transmitting and receiving on the UM Interface, one to uplink signal and one to downlink signal.
- ARFCN’s bandwidth is 270.833 kHz; channel spacing is 200 kHz in a given GSM band.
- The uplink-downlink spacing is generally 45 / 50 MHz.
- If Frequency Division Duplex is operated in the system, then the channel number is associated with both uplink and downlink radio channels.
- ARFCN is 1-124 within GSM900 spectrum, 512-885 within GSM1800, 512-810 within GSM1900, are used.
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