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what channel is used in case of HARQ/ARQ in LTE??PUCCH OR PUSCH

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what channel is used in case of HARQ/ARQ in LTE??PUCCH OR PUSCH
posted Sep 14 by Priyaranjan Samal

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1 Answer

+2 votes

HARQ ACK/NACK is used in both downlink (enodeb to UE) and uplink (ue to eNodeB) directions.
In case of downlink, UE receives data from PDSCH and sends HARQ ACK/NACK using PUCCH.
While in case of uplink, UE sends data over the PUSCH and it receives HARQ ACK/NACK over PHICH.

answer Sep 14 by Harshita
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