09 by Taylor & Francis Group, LLC Long Term Evolution: 3 GPP LTE Radio and Cellular Technology min, DL smallest downlink bandwidth configuration, expressed in multiples of largest downlink bandwidth configuration, expressed in multiples of uplink bandwidth configuration, expressed in multiples of NRB min, UL smallest uplink bandwidth configuration, expressed in multiples of NRB max, UL largest uplink bandwidth configuration, expressed in multiples of NRB number of OFDM symbols in a downlink slot number of SC-FDMA symbols in an uplink slot resource block size in the frequency domain, expressed as a number of subcarriers N PUCCH number of reference symbols per slot for PUCCH timing offset between uplink and downlink radio frames at the UE, expressed in units of T's PUCCH resource index for PUCCH formats 1/1a/1b PUCCH resource index for PUCCH formats 2/2a/2b NPDCCH number of PDCCHs present in a subframe physical resource block number virtual resource block number NRNTI radio network temporary identifier system frame number slot number within a radio frame number of cell-specific antenna ports antenna port number code-word number s(p) (t) time-continuous baseband signal for antenna port P and OFDM sym- bol l in a slot radio frame duration basic time unit Tslot slot duration precoding matrix for downlink spatial multiplexing amplitude scaling for PRACH amplitude scaling for PUCCH BPUSCH amplitude scaling for PUSCH © 2009 by Taylor & Francis Group, LLC MIMO OFDM Schemes for 3GPP LTE amplitude scaling for sounding reference symbols subcarrier spacing subcarrier spacing for the random access preamble number of transmission layers Abbreviations acknowledgment broadcast channel control channel element cyclic delay diversity channel quality indicator cyclic redundancy check downlink discontinuous transmission energy per resource element modulation and coding scheme negative acknowledgment physical broadcast channel PCFICH physical control format indicator channel PDCCH physical downlink control channel PDSCH physical downli