4.9A Coding for S-E‑DPCCH
25.2123GPPMultiplexing and channel coding (FDD)Release 17TS
The following information related to the transport block transmitted on the secondary stream is transmitted by means of the S-E-DPCCH:
– Retransmission sequence number (RSN): xrsn,1, xrsn,2
– E-TFCI: xtfci,1, xtfci,2, …, xtfci,7
– Spare: xh,1
4.9A.1 Overview
Overall coding chain for S-E-DPCCH follows that of the E-DPCCH described in clause 4.9.1.
4.9A.2 S-E‑DPCCH information field mapping
4.9A.2.1 Information field mapping of E‑TFCI
The E‑TFCI mapping for S-E-DPCCH follows that of the E-DPCCH described in clause 4.9.2.1.
4.9A.2.2 Information field mapping of retransmission sequence number
The RSN mapping for S-E-DPCCH follows that of the E-DPCCH described in clause 4.9.2.2.
4.9A.2.3 Information field mapping of the Spare bit
This bit is fixed to ”0’ in this release of the specifications.
4.9A.3 Multiplexing of S-E‑DPCCH information
The S-E-DPCCH multiplexing follows that of the E-DPCCH multiplexing described in clause 4.9.3.
4.9A.4 Channel coding for S-E‑DPCCH
Channel coding for S-E-DPCCH follows the channel coding for E-DPCCH described in clause 4.9.4.
4.9A.5 Physical channel mapping for S-E‑DPCCH
Physical channel mapping for S-E-DPCCH follows the physical channel mapping for E-DPCCH described in clause 4.9.5.