What kind of multiplexing does LTE use?

To overcome the effect of multi path fading problem available in UMTS, LTE uses Orthogonal Frequency Division Multiplexing (OFDM) for the downlink – that is, from the base station to the terminal to transmit the data over many narrow band careers of 180 KHz each instead of spreading one signal over the complete 5MHz …

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What is FDMA technique?

Frequency Division Multiple Access (FDMA) techniques consist in assigning each satellite with a specific carrier frequency . The main advantage of FDMA when compared to CDMA is that it guarantees signal separation since each signal is transmitted in a dedicated frequency slot.

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Is OFDM amplitude modulation?

Orthogonal Frequency Division Multiplexing (OFDM) is an efficient modulation format used in modern wireless communication systems including 5G. OFDM combines the benefits of Quadrature Amplitude Modulation (QAM) and Frequency Division Multiplexing (FDM) to produce a high-data-rate communication system.

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What is meant by OFDMA?

Glossary Term: OFDM Definition. Orthogonal Frequency Division Multiplexing : A method for multiplexing signals which divides the available bandwidth into a series of frequencies known as tones. Flarion uses the 5GHz channel and divides each channel into 400 discrete tones (each at slightly different frequency).

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