E-DPCCH E-DCH Dedicated Physical Control Channel
The E-DPCCH is the uplink physical channel used to transmit control signalling associated with the E-DCH. It contains 10 useful bits of information which includes: - RSN (Retransmission Sequence Number) - 2bits. - E-TFCI (Enhanced - Transport Format Combination Identifier) information - 7bits. - Happy Bit - 1bit.