What is a CDMA band frequency?

CDMA 850 is CDMA technology operating in the Cellular (850 MHz ) frequency band. Before the existence of GSM 850, the Cellular band was often referred to as the “800 MHz” band. “850 MHz” implies a different frequency band, but the two are often used interchangeably.

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What is DL and UL frequency?

In case of FDD (Frequency Division Duplex) LTE downlink channel (DL, eNB transmits UEs receive) and uplink channel (UL, UEs transmit eNB receives) are transmitted simultaneously on different frequencies . Also each band is marked by LTE release number where it was defined.

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