FIELD: information technology.
SUBSTANCE: user equipment (UE) receives a first dynamic resource allocation on a first physical downlink control channel (PDCCH), then sends data according to the first resource allocation. During a time at which a positive/negative acknowledgement (ACK/NACK) for the sent data is scheduled to occur on a second physical HARQ indicator channel (PHICH), the UE is engaging in an activity that takes priority over the ACK/NACK. The UE then receives a second dynamic resource allocation on the first channel and determines the ACK/NACK for the sent data from the second dynamic resource allocation. The determining can be direct, as in receiving a zero-valued resource allocation; or it may be indirect as in mapping the second dynamic resource allocation to the second channel and receiving the acknowledgement on the second channel after that mapping.
EFFECT: high efficiency of hybrid automatic repeat request (H-ARQ).
34 cl, 3 dwg
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Authors
Dates
2012-03-20—Published
2008-01-04—Filed