LTE defines a number of downlink physical channels to carry information blocks received from the MAC and higher layers. These channels are categorized as transport or control channels. 1- Physical ...
Heterogeneous networks such as a mix of macro and small cell (pico, femto) base-stations enable flexible, low-cost deployments. They provide a uniform broadband experience to users anywhere in the ...
To allow for coherent demodulation at the user equipment, reference symbols (or pilot symbols) are inserted in the OFDM time-frequency grid to allow for channel estimation. Downlink reference symbols ...
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