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- LTE Physical Control Format Indicator (PCFICH)
Used for Signaling the PDCCH control
region:
• 1, 2 or 3 OFDM symbols for overall TX BW > 10 RBs
• Control region quantized to full OFDM symbols
– Control and data do not occur in same OFDM symbol
Transmitted in:
• Time: 1st OFDM symbol of all subframes
• Frequency: spanning the entire system band
– 4 REGs 16 REs
– Mapping depending on Cell ID