PDCCH – Physical Downlink Control Channel
The PDCCH control area size is defined by the PCFICH , i.e. 1, 2 or 3 OFDM symbols. The E-UTRA PDCCH carries scheduling assignments and other control information. It is transmitted on an aggregation of one or several consecutive CCE (Control Channel Element), where a CCE corresponds to nine REG s.
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